CN103817058A - Method for solidifying edge seals of thermally sensitive base material - Google Patents
Method for solidifying edge seals of thermally sensitive base material Download PDFInfo
- Publication number
- CN103817058A CN103817058A CN201410025193.6A CN201410025193A CN103817058A CN 103817058 A CN103817058 A CN 103817058A CN 201410025193 A CN201410025193 A CN 201410025193A CN 103817058 A CN103817058 A CN 103817058A
- Authority
- CN
- China
- Prior art keywords
- curing
- base material
- edge sealing
- thermal sensitivity
- sensitivity base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000007789 sealing Methods 0.000 claims abstract description 135
- 239000000843 powder Substances 0.000 claims abstract description 26
- 238000001723 curing Methods 0.000 claims description 117
- 230000008542 thermal sensitivity Effects 0.000 claims description 105
- 239000003973 paint Substances 0.000 claims description 55
- 238000002211 ultraviolet spectrum Methods 0.000 claims description 41
- 239000003795 chemical substances by application Substances 0.000 claims description 35
- 239000012752 auxiliary agent Substances 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 18
- 238000002329 infrared spectrum Methods 0.000 claims description 16
- 239000003822 epoxy resin Substances 0.000 claims description 15
- 229920000647 polyepoxide Polymers 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000004132 cross linking Methods 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 11
- 239000003999 initiator Substances 0.000 claims description 10
- 238000013007 heat curing Methods 0.000 claims description 8
- 238000011017 operating method Methods 0.000 claims description 7
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 claims description 6
- 239000013530 defoamer Substances 0.000 claims description 6
- 229920006337 unsaturated polyester resin Polymers 0.000 claims description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 5
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 5
- 229910052753 mercury Inorganic materials 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- 239000011591 potassium Substances 0.000 claims description 5
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 4
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical class [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 claims description 4
- -1 azo diethyl butyronitrile Chemical compound 0.000 claims description 4
- WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical class C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 claims description 4
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 4
- 230000032050 esterification Effects 0.000 claims description 4
- 238000005886 esterification reaction Methods 0.000 claims description 4
- 150000002462 imidazolines Chemical class 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical class C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 claims description 3
- 239000012965 benzophenone Substances 0.000 claims description 3
- 229940042795 hydrazides for tuberculosis treatment Drugs 0.000 claims description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 229920001225 polyester resin Polymers 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 abstract description 71
- 239000011248 coating agent Substances 0.000 abstract description 66
- 238000007711 solidification Methods 0.000 abstract description 14
- 230000008023 solidification Effects 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 25
- 239000000758 substrate Substances 0.000 description 14
- 238000012360 testing method Methods 0.000 description 12
- 239000010410 layer Substances 0.000 description 10
- 238000005507 spraying Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 230000008020 evaporation Effects 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 239000011324 bead Substances 0.000 description 7
- 238000007590 electrostatic spraying Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 239000004567 concrete Substances 0.000 description 5
- 238000010422 painting Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 229920001187 thermosetting polymer Polymers 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000004067 bulking agent Substances 0.000 description 1
- 125000002915 carbonyl group Chemical class [*:2]C([*:1])=O 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Images
Landscapes
- Sealing Material Composition (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a method for solidifying edge seals of a thermally sensitive base material. The method includes: A) mounting the thermally sensitive base material with powder coating sprayed on every lateral side on a mounting piece of solidifying equipment; B) turning on the solidifying equipment so that a solidifying source can solidify one or two lateral sides of the thermally sensitive base material; C) rotating the mounting piece to drive the thermally sensitive base material to rotate so that the solidifying source can solidify all the laterals sides of the thermally sensitive base material; D) realizing quick edge sealing of the thermally sensitive base material. The method has the advantages that the problem that edge seal coating solidification may fail due to large impact in an edge seal coating solidification process since water moisture is evaporated from the interior of the thermally sensitive base material to the lateral sides of the thermally sensitive base material massively and quickly is avoided, edge sealing efficiency of the thermally sensitive base material is improved greatly, and the method is suitable for large-scale industrialized application.
Description
Technical field
The present invention relates to a kind of thermal sensitivity base material edge sealing curing technology, be specifically related to a kind of curing of thermal sensitivity base material edge sealing.
Background technology
Thermosetting powder coating is because it is containing organic solvent, and the feature of environmental protection is good, and utilization rate is high, and the advantage such as storage, convenient transportation is widely used in each field.Because thermal sensitivity base material (as wood, fiberboard, plastics, cement plate etc.) has thermal sensitivity, therefore conventional thermosetting powder coating cannot directly apply in thermal sensitivity logging.Along with modern development in science and technology, existing multiple thermal sensitivity base material low temperature cured powder coating at present, but in actual production technique, also there is following problems:
Thermal sensitivity base material is after low temperature cured powder coating spraying in baking-curing process and after solidifying, and substrate side there will be the situation of cracking.This generally adopts gummed or mold pressing to obtain because of thermal sensitivity base material, therefore the density difference at thermal sensitivity base material diverse location place on thickness direction, wherein, on base material, the density of lower surface is larger, and mid portion density is less, take sheet material as example, the density of sheet material mid portion is only on it, 3/4ths of lower surface density, and then cause thermal sensitivity base material in the time of follow-up baking-curing, because of heat expansion but answer degree difference, also can be fallen to crack by high temperature evaporation because of the moisture of thermal sensitivity base material inside simultaneously, and along with the continuous evaporation of thermal sensitivity base material internal moisture, so crackle can spread to its inside from substrate side, have a strong impact on spraying effect, finally cannot meet actual production demand, greatly limit the application of powdery paints on thermal sensitivity base material.
In order to solve the problems of the technologies described above, now more existing correlation techniques are open, the Chinese patent that is CN202685037U as Granted publication number discloses a kind of synthetic plate, comprise mainboard, described mainboard has two relative mainboard faces and is connected to the side between two mainboard faces, wherein, the side of described mainboard is provided with the bead layer being formed by the powdery paints of hot melt, on other surfaces of described bead layer and mainboard, is all coated with the coating being formed by powdery paints spraying coating process.And the preparation method of a kind of thermal sensitivity base material edge sealing powdery paints is disclosed as the publication number PCT patent that is WO2013/078648A1, its technical scheme is specially: comprise that the side of sealing substrate is in order to avoid from water loss, apply powdery paints to substrate surface, then powdery paints is cured; This invention also provides the preparation method of another kind of thermal sensitivity base material edge sealing powdery paints, comprise and apply powdery paints to substrate surface, heat about 60-90 and melt substrate surface second, surface is there is reach the maximum solidification temperature of melting powder coating, then maintain the about 120-180 of this solidification temperature and realize solidifying powdery paints second.(its original text is: " The present invention provides a method of powder coating a heat-sensitive item having an edge, which includes sealing the edge against moisture loss from the item, applying powder to a surface of the item, and curing the powder.The present invention also provides another method of powder coating a heat-sensitive item, the method including applying a powder to a surface of the item, heating the surface in a melting stage between about 60 seconds and about 90 seconds such that the surface has a surface temperature that reaches a maximum that is above a curing temperature to melt the powder, and heating the surface in a curing stage to maintain the surface temperature at the curing temperature between about 120 seconds and about 180 seconds to cure the powder. ").Above technical scheme is all to adopt hot melt powdery paints paint substrate side to realize comprising the edge sealing of the thermal sensitivity base materials such as sheet material, although avoided the generation of side face of plate material crackle, but its edge sealing process complexity, the thermal sensitivity base material being not suitable for having complicated shape structure carries out edge sealing, the penetrability that liquid applies is simultaneously poor, cannot realize thick painting, intensity and the levelability of edge sealing coating are all restricted, finally cannot make and obtain high-quality thermal sensitivity base material edge sealing coating, in addition, it is distinctive " not containing organic solvent that above technical scheme does not more possess powdery paints, the feature of environmental protection is good, utilization rate is high, and store, convenient transportation " etc. advantage.
For another example the Chinese patent that Granted publication number is CN202862329U discloses a kind of flawless synthetic plate, comprise mainboard (1), it is characterized in that: described mainboard (1) has two relative mainboard faces (2) and is connected to the side (3) between two mainboard faces (2), the surface of described flawless synthetic plate has by the coating material solidified bead layer forming of ultraviolet spectra (11), described bead layer (11) is evenly coated on each surface of mainboard (1), the skin of described bead layer (11) is provided with the thermoset layer (12) that low-temperature powder spraying forms, described mainboard (1) middle part is provided with circular hole (4), the inner surface of circular hole (4) has bead layer (11), in bead layer (11), be provided with thermoset layer (12).This technical scheme is mentioned and is adopted the coating material solidified plate surface that is coated in of ultraviolet spectra to realize edge sealing, because the penetrability of ultraviolet spectra is poor, therefore can realize curing edge sealing coating very thin, want to obtain the edge sealing coating layer thickness with some strength, must repeatedly apply just and can meet, and edge sealing process is complicated equally, the thermal sensitivity base material being not suitable for having complicated shape structure carries out edge sealing, the penetrability that liquid applies is simultaneously poor, cannot realize thick painting, intensity and the levelability of edge sealing coating are all restricted, finally cannot make and obtain high-quality thermal sensitivity base material edge sealing coating, more do not possess equally powdery paints distinctive " not containing organic solvent, the feature of environmental protection is good, utilization rate is high, and store, convenient transportation " etc. advantage.
Therefore, be necessary to propose a kind of technical scheme and solve the technical problem that above-mentioned thermal sensitivity base material edge sealing exists.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of curing of thermal sensitivity base material edge sealing, the present invention both can avoid moisture to evaporate to its side in a large number and hastily from the inside of thermal sensitivity base material, cause edge sealing coating in solidification process, to be subject to larger impact, and then may cause the failure of edge sealing curing of coatings, the edge sealing efficiency that has simultaneously also greatly improved thermal sensitivity base material, is applicable to carrying out extensive commercial application.
Before introducing technical solution of the present invention, the present invention first introduces the concrete origin of present techniques scheme.The applicant tests the various open improvement project in background technology, find that they are all for fear of the crack problem that adopts existing business-like powdery paints spraying to exist, adopt thermal sensitivity base material is carried out to edge sealing in advance, particularly, as adopt PUR to apply edge sealing, or adopt ultra-violet curing uv curing coating to apply edge sealing, although certain procedures solved adopt conventional low temperature cured powder coating spray produce crack problem, but its edge sealing process complexity, the thermal sensitivity base material being not suitable for having complicated shape structure carries out edge sealing, the penetrability that liquid applies is simultaneously poor, cannot realize thick painting, intensity and the levelability of edge sealing coating are all restricted, finally cannot make and obtain high-quality thermal sensitivity base material edge sealing coating, make the application of powdery paints on thermal sensitivity base material edge sealing be subject to extremely arduous restriction.
Applicant learns by analysis, want powdery paints and can carry out edge sealing application on thermal sensitivity base material, should solve and adopt conventional low temperature cured powder coating to spray the problem that causes thermal sensitivity substrate side to crack, thermal sensitivity base material is carried out to edge sealing processing in advance, avoid again adopting PUR to apply edge sealing or adopt ultra-violet curing uv curing coating to apply the substantive defect that the techniques such as edge sealing exist, just need to develop a kind of powdery paints that thermal sensitivity base material edge sealing is used that is applicable to, and this powdery paints must have good rapid curing and flow leveling, before the evaporation of thermal sensitivity base material moisture or a large amount of evaporation, complete whole solidification process, edge sealing coating after film-forming must possess good mechanical strength simultaneously, can realize like this employing electrostatic spraying, edge sealing process is simple and convenient, be applicable to the edge sealing of various shape substrate workpiece, also can specifically select according to actual machine strength demand the thickness of spraying simultaneously, further meet the requirement of mechanical strength of different thermal sensitivity base materials for edge sealing coating.
In addition, owing to needing, the side of edge sealing is more, if thermal sensitivity base material is positioned in the curing apparatus that each angle is equipped with curing source simultaneously, because all angles of thermal sensitivity base material are all subject to a large amount of heat effects, moisture can evaporate to its side in a large number and hastily from the inside of thermal sensitivity base material, cause edge sealing coating in solidification process, to be subject to larger impact, and then may cause the failure of edge sealing curing of coatings, if and in order only to set the curing source of special angle, need constantly the artificial direction of changing thermal sensitivity base material to realize the edge sealing to each side of base material, so, cause the edge sealing efficiency of thermal sensitivity base material excessively slow, be not suitable for carrying out extensive commercial application.
The professional knowledge of accumulating for many years in powdery paints industry based on the applicant and lot of experiments research, finally obtain the application, will specifically introduce technical scheme of the present invention below.
The technical solution used in the present invention is as follows:
A curing for thermal sensitivity base material edge sealing, wherein, its operating procedure is as follows:
A) the thermal sensitivity base material that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, described curing source is cured one or two side of described thermal sensitivity base material;
C), drive described thermal sensitivity base material to be rotated by rotating described installed part, curing source is cured to whole sides of described thermal sensitivity base material simultaneously;
D), realize the quick edge sealing to described thermal sensitivity base material.
Preferably, described curing source is infrared spectrum, and the wave-length coverage of described infrared spectrum is 0.75-1000 μ m.
Preferably, described curing source is the heat that resistance heated part produces, and described heat curing temperature scope is 100-200 ℃.
Preferably, described curing source is ultraviolet spectra, and the wave-length coverage of described ultraviolet spectra is 0.01-0.4 μ m.
Preferably, described powdery paints comprises the raw material of following portions by weight:
Epoxy resin 25-70 part;
Curing agent 2-20 part, for producing curing cross-linking reaction with described epoxy resin;
Color stuffing 5-35 part;
Auxiliary agent 0-20 part;
Wherein, described epoxy resin is to adopt hypocrystalline or holocrystalline or super esterification technique to prepare, for reducing viscosity and raising curing rate.
Preferably, described curing agent is any one or a few mixing of imidazolines, hydrazides class, phenolic curing agent, for improving the intensity of described curing cross-linking reaction; Described color stuffing is the mixing of any one or two kinds in titanium nickel class, pucherite class inorganic color stuffing, for reflection with absorb infrared spectrum, accelerates the process of described curing cross-linking reaction.
Preferably, described powdery paints comprises the raw material of following portions by weight:
Unsaturated polyester resin or super esterified polyester resin 25-70 part;
Ultraviolet spectra initator 1-20 part, the wave-length coverage of described ultraviolet spectra is 0.01-0.4 μ m;
Thermal initiator 1-20 part, the temperature range that its heat causes is 60-150 ℃;
Color stuffing 5-35 part;
Auxiliary agent 0-20 part.
Preferably, described ultraviolet spectra initator is any one or a few the mixing in benzoin derivatives, benzil derivative, dialkoxy acetophenone, alpha-hydroxyalkyl benzophenone; Described thermal initiator is any one or a few the mixing in benzoyl peroxide, azo diethyl heptonitrile, azo diethyl butyronitrile; Described color stuffing is transparence, for reflection and absorption ultraviolet spectra.
Preferably, the generator of described ultraviolet spectra adopts mercury lamp and potassium lamp.
Preferably, described auxiliary agent comprises any one or a few of levelling agent, rheological agent, thinner, degasser, defoamer; Described degasser and/or defoamer adopt the mixing of any one or two kinds in wax powder, polyethers oligomer.
Operation principle of the present invention and advantage: the present invention is arranged on the installed part in curing apparatus by the thermal sensitivity base material that its each side is coated with to powdery paints; First one or two side of thermal sensitivity base material is cured, then drive thermal sensitivity base material to be rotated by rotation installed part simultaneously, curing source is cured whole sides of thermal sensitivity base material, so both can avoid moisture to evaporate to its side in a large number and hastily from the inside of thermal sensitivity base material, cause edge sealing coating in solidification process, to be subject to larger impact, and then may cause the failure of edge sealing curing of coatings, the edge sealing efficiency that has simultaneously also greatly improved thermal sensitivity base material, is applicable to carrying out extensive commercial application.
The present invention further optimally, propose to adopt the thermosetting resin of a certain proportion of epoxy resin as edge sealing powdery paints, epoxy resin itself has good curing cross-linked performance, make the edge sealing coating after film-forming possess good mechanical strength, epoxy resin simultaneously provided by the invention adopts hypocrystalline or holocrystalline or super esterification technique to prepare, the viscosity that can effectively reduce powdery paints improves the curing rate of powdery paints simultaneously, thereby make powdery paints possess good flow leveling and rapid curing performance, before the evaporation of thermal sensitivity base material moisture or a large amount of evaporation, complete whole solidification process, powdery paints provided by the invention has been realized the good edge sealing effect to thermal sensitivity base material, effectively avoid thermal sensitivity substrate side to crack, and realize and adopt electrostatic spraying, edge sealing process is simple and convenient, be applicable to the edge sealing of various shape substrate workpiece, also can specifically select according to actual machine strength demand the thickness of spraying simultaneously, further meet the requirement of mechanical strength of different thermal sensitivity base materials for edge sealing coating.
The present invention further optimally, proposes to adopt infrared spectrum curing mode to realize and solidifies, diffractive due to infrared spectrum, and therefore solidification effect is good, can significantly accelerate the process of curing cross-linking reaction.
The present invention further optimally, because the curing system of ultraviolet spectra initator and unsaturated polyester resin or super esterified polyester resin has good flow leveling and rapid curing performance, but simultaneously because ultraviolet spectra exists penetrability poor, can realize curing coating very thin, thereby make the edge sealing coating very thin (being no more than 20mm) finally preparing, want to obtain the edge sealing coating layer thickness with some strength, must repeatedly apply the requirement of strength that just can meet edge sealing coating, cause edge sealing process extremely complicated, cannot realize industrialization at all, the embodiment of the present invention is for this technological deficiency, propose to adopt the curing composite curing mode of thermal initiator on the curing basis of ultraviolet spectra initator simultaneously, make can realize curing coating and reach certain thickness by spraying once, and then meet the requirement of mechanical strength of edge sealing coating, therefore the embodiment of the present invention has realized before the evaporation of thermal sensitivity base material moisture or a large amount of evaporation, complete whole solidification process, the powdery paints that the embodiment of the present invention provides has been realized the good edge sealing effect to thermal sensitivity base material, effectively avoid thermal sensitivity substrate side to crack, and realize and adopt electrostatic spraying, edge sealing process is simple and convenient, be applicable to the edge sealing of various shape substrate workpiece, also can specifically select according to actual machine strength demand the thickness of spraying simultaneously, further meet the requirement of mechanical strength of different thermal sensitivity base materials for edge sealing coating.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Accompanying drawing 1 is the block diagram of preparing of thermal sensitivity base material edge sealing powdery paints under the specific embodiment of the invention.
Accompanying drawing 2 be the thermal sensitivity base material edge sealing under the specific embodiment of the invention curing prepare block diagram.
The specific embodiment
The embodiment of the invention discloses a kind of curing of thermal sensitivity base material edge sealing, wherein, its operating procedure is as follows:
A) the thermal sensitivity base material that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, curing source is cured one or two side of thermal sensitivity base material;
C), by rotation installed part drive thermal sensitivity base material to be rotated simultaneously, curing source is cured whole sides of thermal sensitivity base material;
D), realize the quick edge sealing to thermal sensitivity base material.
The embodiment of the present invention is arranged on the installed part in curing apparatus by the thermal sensitivity base material that its each side is coated with to powdery paints; First one or two side of thermal sensitivity base material is cured, then drive thermal sensitivity base material to be rotated by rotation installed part simultaneously, curing source is cured whole sides of thermal sensitivity base material, so both can avoid moisture to evaporate to its side in a large number and hastily from the inside of thermal sensitivity base material, cause edge sealing coating in solidification process, to be subject to larger impact, and then may cause the failure of edge sealing curing of coatings, the edge sealing efficiency that has simultaneously also greatly improved thermal sensitivity base material, is applicable to carrying out extensive commercial application.
Embodiment 1:
A kind of thermal sensitivity base material edge sealing powdery paints, wherein, powdery paints comprises the raw material of following portions by weight:
63 parts of epoxy resin, wherein, epoxy resin is to adopt hypocrystalline or holocrystalline or super esterification technique to prepare, for reducing viscosity and raising curing rate, particularly, in the present embodiment, epoxy resin is to adopt holocrystalline technique to prepare;
10 parts, curing agent, for producing curing cross-linking reaction with epoxy resin; Preferably, curing agent adopts one or more high activity curing agent to mix and makes, for improving the intensity of curing cross-linking reaction, further preferably, high activity curing agent is any one or a few mixing of imidazolines, hydrazides class, phenolic curing agent, particularly, in the present embodiment, curing agent imidazolines high activity curing agent;
20 parts of color stuffings, preferably, color stuffing is inorganic color stuffing, for improving heat endurance and chemical stability, further preferably, inorganic color stuffing is the mixing of any one or two kinds in titanium nickel class, pucherite class inorganic color stuffing, be the infrared spectrum of 0.75-1000 μ m for reflecting with absorbing wavelength scope, for accelerating the process of curing cross-linking reaction, particularly, in the present embodiment, color stuffing is titanium nickel class inorganic color stuffing;
7 parts of auxiliary agents; Particularly, in the present embodiment, auxiliary agent comprises 1 part of levelling agent, 0.5 part of rheological agent, 0.5 portion of thinner, 3 parts of degassers and 2 parts of defoamers, and more specifically, in the present embodiment, degasser and defoamer adopt respectively wax powder and polyethers oligomer.
In the present embodiment, levelling agent, rheological agent and thinner all can adopt any one material in existing known technology, as levelling agent can adopt homopolymers and copolymer and the modified polyorganosiloxane of acrylate, launch no longer one by one in this article to repeat.
Natch, in other embodiments, powdery paints provided by the invention can also add other auxiliary agents of constant weight umber, for example add according to actual needs the curing catalysts that promotes curing cross-linking reaction, or add and promote the bulking agent of powdery paints different component in melt stage compatibility, or add aluminium oxide growth agent auxiliary agent etc.
Shown in Figure 1, in the present embodiment, the preparation method of powdery paints for above-mentioned thermal sensitivity base material edge sealing, wherein, its operating procedure comprises as follows:
A), whole raw materials of parts by weight described above put into mixing tank mix, obtain batch mixing;
B), batch mixing that above-mentioned steps a) is obtained is placed in extruder and melt extrudes, and then after cooling processing, obtains compressing tablet material;
C) the first coarse crushing of compressing tablet material, above-mentioned steps b) being obtained is ground and is obtained fine powder;
D), fine powder that above-mentioned steps c) is obtained separates by cyclone separator, classification is sieved, and detects, finished product;
E), complete the preparation of thermal sensitivity base material edge sealing powdery paints.
In the present embodiment, thermal sensitivity base material is MDF, a kind of MDF edge sealing coating, wherein, on MDF side, adopt powder coating electrostatic spraying described above, infrared spectrum curing mode to obtain after processing, the concrete wave-length coverage of infrared spectrum is 100-300 μ m.Natch, in other specific embodiment, can also select the infrared spectrum of other concrete wave-length coverages.
Particularly, shown in Figure 2, in the present embodiment, the detailed process of infrared spectrum curing mode is: its operating procedure is as follows:
A) MDF that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, infrared spectrum is cured one or two side of MDF;
C), by rotation installed part drive MDF to be rotated simultaneously, infrared spectrum is cured whole sides of MDF;
D), realize the quick edge sealing to MDF.
Embodiment 2:
The present embodiment 2 all the other technical schemes are identical with above-described embodiment 1, difference is, a kind of MDF edge sealing coating, wherein, on MDF side, adopt powder coating electrostatic spraying described above, heat cure mode to obtain after processing, curing source is the heat that resistance heated part produces, and heat curing temperature scope is 140 ℃, natch, in other embodiments, can also select the heat curing temperature of other scopes, preferably, heat curing temperature scope is 100-200 ℃.
Particularly, in the present embodiment, the detailed process of heat cure mode is: its operating procedure is as follows:
A) MDF that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, resistance heated part produce heat one or two side of MDF is cured;
C), by rotation installed part drive MDF to be rotated simultaneously, make resistance heated part produce heat whole sides of MDF are cured;
D), realize the quick edge sealing to MDF.
Embodiment 3:
The present embodiment 3 all the other technical schemes are identical with above-described embodiment 1, distinguish and are only, powdery paints comprises the raw material of following portions by weight:
25 parts of epoxy resin;
20 parts, curing agent;
35 parts of color stuffings;
20 parts of auxiliary agents, particularly, in the present embodiment, auxiliary agent comprises 3 parts of levelling agents, 5 parts of rheological agents, 5 portions of thinners, 3 parts of degassers and 4 parts of defoamers.
Embodiment 4:
The present embodiment 4 all the other technical schemes are identical with above-described embodiment 1, distinguish and are only, powdery paints comprises the raw material of following portions by weight:
50 parts of epoxy resin;
12 parts, curing agent;
30 parts of color stuffings;
8 parts of auxiliary agents, particularly, in the present embodiment, auxiliary agent comprises 1 part of levelling agent, 0.5 part of rheological agent, 0.5 portion of thinner, 3 parts of degassers and 3 parts of defoamers.
Embodiment 5:
The present embodiment 5 all the other technical schemes are identical with above-described embodiment 1, and difference is, in the present embodiment, a kind of thermal sensitivity base material edge sealing powdery paints, wherein, powdery paints comprises the raw material of following portions by weight:
63 parts of unsaturated polyester resins;
5 parts of ultraviolet spectra initators, the wave-length coverage of ultraviolet spectra is 0.01-0.4 μ m, preferably, the mixing of any one or a few in ultraviolet spectra initator employing carbonyls class, dye class, metal organic, halide-containing class, azo-compound class and per-compound class ultraviolet spectra initator; Further preferably, ultraviolet spectra initator is any one or a few the mixing in benzoin derivatives, benzil derivative, dialkoxy acetophenone, alpha-hydroxyalkyl benzophenone; Particularly, in the present embodiment, ultraviolet spectra initator is benzil derivative;
5 parts of thermal initiators, temperature range that its heat causes is 60-150 ℃, preferably, thermal initiator is any one or a few the mixing in benzoyl peroxide, azo diethyl heptonitrile, azo diethyl butyronitrile; Particularly, in the present embodiment, thermal initiator is benzoyl peroxide;
20 parts of color stuffings, preferably, color stuffing is transparence, for reflection and absorption ultraviolet spectra, for accelerating the process of curing cross-linking reaction, particularly, in the present embodiment, the color stuffing of transparence is silica flour;
7 parts of auxiliary agents; Particularly, in the present embodiment, auxiliary agent comprises 1 part of levelling agent, 0.5 part of rheological agent, 0.5 portion of thinner, 3 parts of degassers and 2 parts of defoamers, and more specifically, in the present embodiment, degasser and defoamer adopt respectively wax powder and polyethers oligomer.
In the present embodiment, one MDF edge sealing coating wherein, adopts powder coating electrostatic spraying described above, ultraviolet spectra initiation and heat to cause after combined type is solidified processing and obtains on MDF side, the wave-length coverage of ultraviolet spectra is 0.1-0.2 μ m, and the temperature that heat causes is 80 ℃.Natch, in other specific embodiment, can also select ultraviolet spectra and the hot initiation temperature of other concrete wave-length coverages.
Further particularly, in the present embodiment, the generator of ultraviolet spectra adopts mercury lamp and potassium lamp, this is that the surface coverage performance of mercury lamp is good because a large amount of research experiments by the applicant are found, but penetrability is poor, and the surface coverage poor-performing of potassium lamp, but penetrability is good, therefore mercury lamp and potassium lamp are combined with the generator as ultraviolet spectra by the embodiment of the present invention, further improves the solidification effect that embodiment of the present invention ultraviolet spectra causes.
Particularly, in the present embodiment, ultraviolet spectra causes and the curing detailed process of heat initiation combined type is: its operating procedure is as follows:
A) MDF that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, adopt resistance heated part to heat simultaneously, the heat that ultraviolet spectra and resistance heated part produce carries out composite curing to one or two side of MDF;
C), drive MDF to be rotated by rotation installed part, the heat that ultraviolet spectra and resistance heated part are produced is cured whole sides of MDF simultaneously;
D), realize the quick edge sealing to MDF.
Embodiment 6:
The present embodiment 6 all the other technical schemes are identical with above-described embodiment 5, distinguish and are only, powdery paints comprises the raw material of following portions by weight:
25 parts of unsaturated polyester resins;
10 parts of ultraviolet spectra initators;
10 parts of thermal initiators;
35 parts of color stuffings;
20 parts of auxiliary agents, particularly, in the present embodiment, auxiliary agent comprises 3 parts of levelling agents, 5 parts of rheological agents, 5 portions of thinners, 3 parts of degassers and 4 parts of defoamers.
Embodiment 7:
The present embodiment 7 all the other technical schemes are identical with above-described embodiment 5, distinguish and are only, powdery paints comprises the raw material of following portions by weight:
50 parts of unsaturated polyester resins;
6 parts of ultraviolet spectra initators;
6 parts of thermal initiators;
30 parts of color stuffings;
8 parts of auxiliary agents, particularly, in the present embodiment, auxiliary agent comprises 1 part of levelling agent, 0.5 part of rheological agent, 0.5 portion of thinner, 3 parts of degassers and 3 parts of defoamers.
Embodiment 8:
The present embodiment 8 all the other technical schemes are identical with above-described embodiment 1, and difference is, thermal sensitivity base material is particieboard.
Embodiment 9:
The present embodiment 9 all the other technical schemes are identical with above-described embodiment 1, and difference is, thermal sensitivity base material is cellular board.
Embodiment 10:
The present embodiment 10 all the other technical schemes are identical with above-described embodiment 1, and difference is, thermal sensitivity base material is cement plate.
Embodiment 11:
The present embodiment 11 all the other technical schemes are identical with above-described embodiment 1, and difference is, thermal sensitivity base material is plastics.
Comparative example 1:
This comparative example 1 all the other technical schemes are identical with above-described embodiment 1, and difference is, this comparative example 1 adopts business-like low temperature cured powder coating to carry out edge sealing to MDF and obtains edge sealing coating.
Comparative example 2:
This comparative example 2 all the other technical schemes are identical with above-described embodiment 1, and difference is, this comparative example 2 adopts business-like conventional powdery paints to carry out edge sealing to MDF and obtains edge sealing coating.
Comparative example 3:
This comparative example 3 all the other technical schemes are identical with above-described embodiment 1, and difference is, it is that the disclosed preparation method of PCT patent of WO2013/078648A1 carries out edge sealing to MDF and prepares edge sealing coating, edge sealing process complexity that this comparative example 3 adopts publication number.
Comparative example 4:
This comparative example 4 all the other technical schemes are identical with above-described embodiment 1, difference is, this comparative example 4 adopts Granted publication number to prepare edge sealing coating for the disclosed edge bonding method of Chinese patent of CN202862329U carries out edge sealing to MDF, applying number of times is 1 time, edge sealing coating is thin, edge sealing process complexity.
Comparative example 5:
This comparative example 5 all the other technical schemes are identical with above-described embodiment 1, difference is, this comparative example 5 adopts Granted publication number to prepare edge sealing coating for the disclosed edge bonding method of Chinese patent of CN202862329U carries out edge sealing to MDF, and applying number of times is 4 times, edge sealing process complexity.
The implementation result comparison of all kinds of thermal sensitivity base material of table 1 edge sealing coating
The present invention also endpoint value of the each composition to powdery paints composition tests respectively, can obtain equally similar good implementation result, in order to save length herein, will not enumerate and repeats at this.
The present invention adopts differential scanning calorimetric analysis instrument the in full described film-forming time, and tests acquired results with reference to ISO11357 standard; Described thickness refers to the thickness of edge sealing coating, is to adopt desk type wood to creep into row test acquired results; Described cross-hatching adhesive force is to test acquired results with reference to GB/T9286-1998 standard; Described levelability is to test acquired results with reference to ASTM D2801 standard; Whether described water-soluble swollen test refers to the thermal sensitivity base material with edge sealing coating is fully immersed in water, observe edge sealing coating and ftracture.
Can obviously find out from table 1 data, the film-forming speed of various embodiment of the present invention is very fast, and the mechanical performance of edge sealing coating, flow leveling and water-fast swelling behavior all show excellence, and realize and adopt electrostatic spraying, edge sealing process is simple and convenient, be applicable to the edge sealing of various shape substrate workpiece, also can specifically select according to actual machine strength demand the thickness of spraying simultaneously, further meet the requirement of mechanical strength of different thermal sensitivity base materials for edge sealing coating, wherein adopt the curing speed of infrared spectrum to want the obviously heat cure speed faster than hot-blast furnace equipment, and comparative example 1 and comparative example 2 after water-soluble swollen test 1h and produce cracking phenomena in solidification process, cannot prepare qualified edge sealing coating respectively after film-forming, and although comparative example 3 can obtain better edge sealing coating performance, but because being adopts liquid to apply (being equivalent to adopt paint application), edge sealing process complexity, the thermal sensitivity base material being not suitable for having complicated shape structure carries out edge sealing, the penetrability that liquid applies is simultaneously poor, cannot realize thick painting, the intensity of edge sealing coating and levelability are all restricted, finally cannot make and obtain high-quality thermal sensitivity base material edge sealing coating, and comparative example 4 is because the penetrability of ultraviolet spectra is poor, can only realize solidifying shallow layer, therefore through single applies, ultraviolet spectra is curing edge sealing coating very thin (being no more than 20mm), finally cause its non-constant of edge sealing coating machine intensity preparing, cannot practical requirement, and comparative example 5 is in order to overcome the defect existing in comparative example 4, carry out repeatedly applying for 4 times, ultraviolet spectra can prepare better edge sealing coating performance after solidifying, but, identical with comparative example 3, comparative example 4 and comparative example 5 due to be all adopt liquid apply (being equivalent to adopt paint application), edge sealing process complexity, the thermal sensitivity base material being not suitable for having complicated shape structure carries out edge sealing, the penetrability that liquid applies is simultaneously poor, cannot realize thick painting, intensity and the levelability of edge sealing coating are all restricted, finally cannot make and obtain high-quality thermal sensitivity base material edge sealing coating, in addition, comparative example 3, 4, 5 all more not possess powdery paints distinctive " containing organic solvent, the feature of environmental protection is good, utilization rate is high, and store, convenient transportation " etc. advantage.
The present invention also carries out following three groups of contrast tests,
First group of test: repeat to implement 10 times by above-described embodiment 1, all successfully realize the edge sealing to MDF.
Second group of test: all the other technical schemes are identical with embodiment 1, difference is, MDF is placed in to angle position, each side and is provided with the curing apparatus of curing source, repeats to implement 10 times, has the edge sealing of successfully realizing MDF for 6 times, all the other 4 edge sealing solidify unsuccessfully.
The 3rd group of test: all the other technical schemes are identical with embodiment 1, difference is, MDF is placed in to one or two angle position, side and is provided with the curing apparatus of curing source, repeat to implement 10 times, although all successfully realize the edge sealing to MDF, but because needs manually rotate MDF, operate very loaded down with trivial detailsly, be not suitable for scale production application.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims rather than above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the present invention.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (10)
1. a curing for thermal sensitivity base material edge sealing, is characterized in that, its operating procedure is as follows:
A) the thermal sensitivity base material that, its each side is coated with to powdery paints is arranged on the installed part in curing apparatus;
B), open curing apparatus, described curing source is cured one or two side of described thermal sensitivity base material;
C), drive described thermal sensitivity base material to be rotated by rotating described installed part, curing source is cured to whole sides of described thermal sensitivity base material simultaneously;
D), realize the quick edge sealing to described thermal sensitivity base material.
2. the curing of thermal sensitivity base material edge sealing as claimed in claim 1, is characterized in that, described curing source is infrared spectrum, and the wave-length coverage of described infrared spectrum is 0.75-1000 μ m.
3. the curing of thermal sensitivity base material edge sealing as claimed in claim 1, is characterized in that, described curing source is the heat that resistance heated part produces, and described heat curing temperature scope is 100-200 ℃.
4. the curing of thermal sensitivity base material edge sealing as claimed in claim 1, is characterized in that, described curing source is ultraviolet spectra, and the wave-length coverage of described ultraviolet spectra is 0.01-0.4 μ m.
5. the curing of thermal sensitivity base material edge sealing as claimed in claim 2 or claim 3, is characterized in that, described powdery paints comprises the raw material of following portions by weight:
Epoxy resin 25-70 part;
Curing agent 2-20 part, for producing curing cross-linking reaction with described epoxy resin;
Color stuffing 5-35 part;
Auxiliary agent 0-20 part;
Wherein, described epoxy resin is to adopt hypocrystalline or holocrystalline or super esterification technique to prepare, for reducing viscosity and raising curing rate.
6. the curing of thermal sensitivity base material edge sealing as claimed in claim 5, is characterized in that, described curing agent is any one or a few mixing of imidazolines, hydrazides class, phenolic curing agent, for improving the intensity of described curing cross-linking reaction; Described color stuffing is the mixing of any one or two kinds in titanium nickel class, pucherite class inorganic color stuffing, for reflection with absorb infrared spectrum, accelerates the process of described curing cross-linking reaction.
7. the curing of thermal sensitivity base material edge sealing as claimed in claim 4, is characterized in that, described powdery paints comprises the raw material of following portions by weight:
Unsaturated polyester resin or super esterified polyester resin 25-70 part;
Ultraviolet spectra initator 1-20 part, the wave-length coverage of described ultraviolet spectra is 0.01-0.4 μ m;
Thermal initiator 1-20 part, the temperature range that its heat causes is 60-150 ℃;
Color stuffing 5-35 part;
Auxiliary agent 0-20 part.
8. the curing of thermal sensitivity base material edge sealing as claimed in claim 7, is characterized in that, described ultraviolet spectra initator is any one or a few the mixing in benzoin derivatives, benzil derivative, dialkoxy acetophenone, alpha-hydroxyalkyl benzophenone; Described thermal initiator is any one or a few the mixing in benzoyl peroxide, azo diethyl heptonitrile, azo diethyl butyronitrile; Described color stuffing is transparence, for reflection and absorption ultraviolet spectra.
9. the curing of thermal sensitivity base material edge sealing as claimed in claim 8, is characterized in that, the generator of described ultraviolet spectra adopts mercury lamp and potassium lamp.
10. the curing of thermal sensitivity base material edge sealing as claimed in claim 7, is characterized in that, described auxiliary agent comprises any one or a few of levelling agent, rheological agent, thinner, degasser, defoamer; Described degasser and/or defoamer adopt the mixing of any one or two kinds in wax powder, polyethers oligomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410025193.6A CN103817058A (en) | 2014-01-20 | 2014-01-20 | Method for solidifying edge seals of thermally sensitive base material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410025193.6A CN103817058A (en) | 2014-01-20 | 2014-01-20 | Method for solidifying edge seals of thermally sensitive base material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103817058A true CN103817058A (en) | 2014-05-28 |
Family
ID=50752511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410025193.6A Pending CN103817058A (en) | 2014-01-20 | 2014-01-20 | Method for solidifying edge seals of thermally sensitive base material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103817058A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517171A (en) * | 2018-03-30 | 2018-09-11 | 中国科学院过程工程研究所 | Infrared curing powdery paints, its infrared absorbing agents and preparation method |
| CN115678327A (en) * | 2022-11-17 | 2023-02-03 | 江西龙正科技发展有限公司 | Novel powder coating for wood furniture |
| WO2025039049A1 (en) * | 2023-08-23 | 2025-02-27 | Paumar S.A. — Indústria E Comércio | High degassing powder paint and method of obtaining a high degassing powder paint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309015A (en) * | 2000-12-06 | 2001-08-22 | 张炼 | Process for preparing anticorrosion coating on pipeline |
| CN1333720A (en) * | 1998-12-03 | 2002-01-30 | 阿克佐诺贝尔公司 | Process for the preparation of decorated substrate |
| CN102057479A (en) * | 2008-06-06 | 2011-05-11 | 应用材料股份有限公司 | Method and apparatus for UV curing with water vapor |
| WO2013078648A1 (en) * | 2011-11-30 | 2013-06-06 | Superl Technology Limited | Methods of powder coating |
-
2014
- 2014-01-20 CN CN201410025193.6A patent/CN103817058A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1333720A (en) * | 1998-12-03 | 2002-01-30 | 阿克佐诺贝尔公司 | Process for the preparation of decorated substrate |
| CN1309015A (en) * | 2000-12-06 | 2001-08-22 | 张炼 | Process for preparing anticorrosion coating on pipeline |
| CN102057479A (en) * | 2008-06-06 | 2011-05-11 | 应用材料股份有限公司 | Method and apparatus for UV curing with water vapor |
| WO2013078648A1 (en) * | 2011-11-30 | 2013-06-06 | Superl Technology Limited | Methods of powder coating |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517171A (en) * | 2018-03-30 | 2018-09-11 | 中国科学院过程工程研究所 | Infrared curing powdery paints, its infrared absorbing agents and preparation method |
| CN115678327A (en) * | 2022-11-17 | 2023-02-03 | 江西龙正科技发展有限公司 | Novel powder coating for wood furniture |
| WO2025039049A1 (en) * | 2023-08-23 | 2025-02-27 | Paumar S.A. — Indústria E Comércio | High degassing powder paint and method of obtaining a high degassing powder paint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101704330B1 (en) | Methods and compositions for coating substrates | |
| CN104559685A (en) | Preparation method of high-wear-resistance ultraviolet curing coating | |
| US8828303B2 (en) | Methods for polymerizing films in-situ using a radiation source | |
| CN104583269A (en) | Polymer in multi-coat colour and/or effect paint system | |
| CN106566376B (en) | A kind of medium density fibre board (MDF) coating flat Low-Temperature Curable Epoxy Powder Paint of low light stream | |
| CN111073427B (en) | Dual UV (ultraviolet) curing coating for automotive interior parts, preparation method thereof and paint film formed by dual UV curing coating | |
| CN107083150B (en) | A kind of UV coating for automobile interiors and its preparation method and application | |
| CN1396224A (en) | Solvent-type high-solid paint containing rheologically modified resin | |
| CN103817058A (en) | Method for solidifying edge seals of thermally sensitive base material | |
| CN103805026A (en) | Medium-density fiberboard | |
| CN107083096B (en) | A kind of preparation method of ultraviolet curable coating | |
| CN103788822A (en) | Powder coating for banding edge of heat sensitive substrate as well as edge banding coating and preparation method thereof | |
| CN107972155A (en) | A kind of medium density fibre board (MDF) powdery paints electrostatic painting method | |
| JP2014511267A (en) | Method for producing multi-layer coating film for imparting color and / or effect | |
| CN103770426A (en) | Honeycomb plate | |
| CN112724803B (en) | Plane powder coating composition and coating thereof | |
| CN109942801B (en) | A kind of high leveling 50:50 polyester resin for MDF material and its preparation method and application | |
| CN103773189A (en) | Powder coating for edge sealing of heat-sensitive base material and edge-sealing coating and preparation method thereof | |
| CN104559713A (en) | Coating composition of multicomponent organic solvent first coat and repairing and coating method thereof | |
| CN108384411B (en) | Woodwork photocuring conductive powder coating and preparation method thereof | |
| CN105440894B (en) | For Metal surface anti-corrosion light solidifying paint composition | |
| CN103802194A (en) | Shaving board | |
| CN107365554A (en) | Active energy ray-curable composition and film | |
| CN103774786A (en) | Cement board | |
| JP2002155240A (en) | Glitter coating composition, coating film forming method and multilayer coating film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140528 |