CN102002221A - Halogen-free high-glowing filament light-off temperature flame-retardant PBT/PC (Poly Butylenes Terephthalate/Polyinyl Chloride) alloy material and preparation method thereof - Google Patents
Halogen-free high-glowing filament light-off temperature flame-retardant PBT/PC (Poly Butylenes Terephthalate/Polyinyl Chloride) alloy material and preparation method thereof Download PDFInfo
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- CN102002221A CN102002221A CN2010106112286A CN201010611228A CN102002221A CN 102002221 A CN102002221 A CN 102002221A CN 2010106112286 A CN2010106112286 A CN 2010106112286A CN 201010611228 A CN201010611228 A CN 201010611228A CN 102002221 A CN102002221 A CN 102002221A
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- glowing filament
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 239000003063 flame retardant Substances 0.000 title claims abstract description 47
- 239000000956 alloy Substances 0.000 title claims abstract description 42
- -1 Poly Butylenes Polymers 0.000 title claims abstract description 12
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title 1
- 229920001748 polybutylene Polymers 0.000 title 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 title 1
- 239000004417 polycarbonate Substances 0.000 claims abstract description 48
- 229920001707 polybutylene terephthalate Polymers 0.000 claims abstract description 47
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 19
- 150000002367 halogens Chemical class 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000000314 lubricant Substances 0.000 claims abstract description 11
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 11
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 5
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 5
- 239000003112 inhibitor Substances 0.000 claims description 14
- 230000003647 oxidation Effects 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 229940059574 pentaerithrityl Drugs 0.000 claims description 3
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical group OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 3
- 229920001897 terpolymer Polymers 0.000 claims description 3
- 229920000877 Melamine resin Polymers 0.000 claims description 2
- 229920000388 Polyphosphate Polymers 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000005469 granulation Methods 0.000 claims description 2
- 230000003179 granulation Effects 0.000 claims description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 2
- 150000002989 phenols Chemical class 0.000 claims description 2
- 150000008301 phosphite esters Chemical class 0.000 claims description 2
- 239000001205 polyphosphate Substances 0.000 claims description 2
- 235000011176 polyphosphates Nutrition 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims 1
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 3
- 239000012757 flame retardant agent Substances 0.000 abstract 2
- 229910045601 alloy Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- ZQKXQUJXLSSJCH-UHFFFAOYSA-N melamine cyanurate Chemical group NC1=NC(N)=NC(N)=N1.O=C1NC(=O)NC(=O)N1 ZQKXQUJXLSSJCH-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a halogen-free high-glowing filament light-off temperature flame-retardant PBT/PC (Polybutylene Terephthalate/Polycarbonate) alloy material and a preparation method thereof. The alloy material comprises the following raw materials in percentage by weight: 40-60% of polybutylene terephthalate, 20-30% of polycarbonate, 3-10% of compatilizer, 15-25% of halogen-free nitrogen phosphorus flame retardant agent, 1-5% of halogen-free auxiliary flame retardant agent, 0.1-0.5% of antioxidant and 0.1-0.5% of lubricant. The preparation method provided by the invention is simple, and the adopted materials are free of halogen and friendly to the environment. The PBT/PC alloy material provided by the method not only has good mechanical properties, but also has good flame retardant property and high glowing filament light-off temperature and is widely applied to the fields of electronics and electrical, vehicles, home appliances and the like.
Description
Technical field
The present invention relates to polymeric material field, particularly, relate to a kind of halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material and preparation method thereof.This alloy material has very wide application in fields such as electric, automobile, household electrical appliances.
Background technology
Polybutylene terephthalate (Polybutylene Terephthalate is called for short PBT) is the fast engineering plastics of a kind of crystallization velocity, is easy to realize high-speed molding.It has very outstanding chemical reagent resistance, thermotolerance and good physical strength, electrical insulation characteristics and thermostability.But its molding shrinkage is big, and notched Izod impact strength is low, shortcoming such as rigidity deficiency under the high temperature.
Polycarbonate (Polycarbonate is called for short PC) is a non-crystalline polymer, has excellent shock resistance, dimensional stability and thermostability and high glossiness, excellent mechanical strength, electrical insulating property and flame-retarding characteristic.But, its molecular rigidity and sterically hindered bigger, its melt temperature height, forming process difficulty, and the goods unrelieved stress is big, and stress cracking easily takes place, solvent resistance is bad, drawbacks limit such as Costco Wholesale height PC application in practice.
With the polyblend of PC and PBT blend preparation, can learn from other's strong points to offset one's weaknesses.Make the PBT/PC alloy have premium propertiess such as good forming process, shock resistance, high temperature heat-resistant are aging, chemical-resistant resistance.
But because there is the imperfect shortcoming of flame retardant resistance in the PBT/PC alloy material, thereby limited the application of PBT/PC alloy, and then dwindled downstream industry design engineer's selection leeway.Therefore, launched the research flame-retardant modified to the PBT/PC alloy.Along with the requirement of current social to security improves constantly, not only require plastics under high temperature conditions, can extinguish very soon, even requirement can not ignition, the flames of anger and smog; Especially the material to electric equipment products requires environment friendly non-halogen and will satisfy original use properties simultaneously.
Summary of the invention
The purpose of this invention is to provide simple, the environment friendly non-halogen, good of a kind of technology, under the condition of highly effective flame-retardant, increased characteristics PBT/PC alloy material such as high glowing filament ignition temperature and preparation method thereof in physical and mechanical properties.
For achieving the above object, the invention provides a kind of halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, it is characterized in that this alloy material comprises the raw material of following weight percentage meter:
Polybutylene terephthalate 40-60%,
Polycarbonate 20-30%,
Compatilizer 3-10%,
Halogen nitrogen phosphorus flame retardant 15-25%,
Halogen auxiliary flame retardant 1 ~ 5%,
Oxidation inhibitor 0.1-0.5%,
Lubricant 0.1-0.5%.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, the melt flow rate (MFR) of described polybutylene terephthalate is 10 ~ 20g/10min, its limiting viscosity is 0.8 ~ 1.5dl/g.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, the melt flow rate (MFR) of described polycarbonate is 5 ~ 15g/10min, its limiting viscosity is 0.9 ~ 1.3dl/g.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described compatilizer is ethylene-methyl acrylate-glycidyl methacrylate terpolymer.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described Halogen nitrogen phosphorus flame retardant is melamine cyanurate (MCA) or melamine polyphosphate (MPP).
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described Halogen auxiliary flame retardant is a tetramethylolmethane.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described oxidation inhibitor is that Hinered phenols antioxidant and phosphite ester kind antioxidant are composite.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described oxidation inhibitor is that oxidation inhibitor 1098 is composite with oxidation inhibitor 168.
Above-mentioned halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, wherein, described lubricant is silicone powder MB-4 and/or TAF lubricant.
The present invention also provides a kind of preparation method of halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material, and this method comprises following concrete steps:
Step 1 weighs raw material by the quality proportioning: polybutylene terephthalate 40-60%, polycarbonate 20-30%, compatilizer 3-10%, Halogen nitrogen phosphorus flame retardant 15-25%, Halogen auxiliary flame retardant 1 ~ 5%, oxidation inhibitor 0.1-0.5%, lubricant 0.1-0.5%;
Step 2, with the raw material of the PBT, the PC that have weighed 120 ℃ of bakings 10 hours down;
Step 3 is put into high efficient mixed machine mixing discharging after 5-10 minute with all raw materials;
Step 4 is put into the screw rod machine with raw materials mixed and is extruded also water-cooled granulation, and the rotating speed of screw rod machine is 180-600 rev/min, and temperature is 235-255 ℃.
Compared with prior art, the alloy material of the inventive method preparation has following advantage:
Preparation method's technology of alloy material provided by the invention is simple, environment friendly non-halogen; The alloy material that this method provides is good in physical and mechanical properties, under the condition of highly effective flame-retardant, has increased characteristics such as high glowing filament ignition temperature, makes this alloy material have very wide application in fields such as electric, automobile, household electrical appliances.
Embodiment
The invention will be further described below in conjunction with specific embodiment, but the present invention's scope required for protection is not limited to the scope that following examples are put down in writing.
Embodiment 1 ~ 2
Embodiment 1～2 proportioning (weight percentage %) sees Table 1.
At first, polybutylene terephthalate, the polycarbonate that has weighed dried by the fire 10 hours down at 120 ℃; Then, all components is put into the high efficient mixed machine in the ratio of table 1 mixed 10 minutes, then by the twin screw extruder fusion, mixing, extrude, cool off, dry, pelletizing and packing.Each subregion temperature of used double-screw extruding machine barrel is at 245 ~ 255 ℃, and the screw rod revolution is at 240 rev/mins.Prepared PBT/PC blend is injection molded into the standard strip by standard size, and alloy property is tested by international standard respectively, and the every performance of PBT/PC alloy sees Table 2.
The raw material weight percentage ratio proportioning of table 1: embodiment 1～2
| Component | Embodiment 1 | Embodiment 2 |
| PBT | 50 | 50 |
| PC | 20 | 20 |
| Compatilizer 8920(ethylene-methyl acrylate-glycidyl methacrylate terpolymer) | 7.2 | 7.2 |
| Halogen nitrogen phosphorus flame retardant (MPP) | 18 | 0 |
| Halogen nitrogen phosphorus flame retardant (MCA) | 0 | 18 |
| Halogen auxiliary flame retardant (tetramethylolmethane) | 4 | 4 |
| Oxidation inhibitor 1098 | 0.3 | 0.3 |
| Oxidation inhibitor 168 | 0.2 | 0.2 |
| Lubricant TAF | 0 | 0.3 |
| Lubricant MB-4 | 0.3 | 0 |
Table 2: blend alloy The performance test results among the embodiment
| Performance | Unit | Standard | Embodiment 1 | Embodiment 2 |
| Tensile strength | MPa | GB/T1040-2006 | 43.8 | 44.5 |
| Flexural strength | MPa | GB/T9341-2000 | 69.2 | 67.6 |
| Modulus in flexure | MPa | GB/T9341-2000 | 2234 | 2312 |
| Notched Izod impact strength | kJ/m 2 | GB/T1843-1996 | 46.4 | 47.2 |
| Melting index | g/10min | GB/T3682-2000 | 16.7 | 17.2 |
| Combustionproperty | 1.66mm | UL94 | V-0 | V-0 |
| GWIT | ℃ | IEC60695 | 800 | 800 |
By above-mentioned The performance test results as can be known, the nitrogen phosphorus flame retardant of employing halogen-free environmental of the present invention and the alloy material that auxiliary flame retardant makes thereof have good mechanical property, and flame retardant properties is very good, and glowing filament ignition temperature are up to 800 ℃.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material is characterized in that this alloy material comprises the raw material of following weight percentage meter:
Polybutylene terephthalate 40-60%,
Polycarbonate 20-30%,
Compatilizer 3-10%,
Halogen nitrogen phosphorus flame retardant 15-25%,
Halogen auxiliary flame retardant 1 ~ 5%,
Oxidation inhibitor 0.1-0.5%,
Lubricant 0.1-0.5%.
2. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that the melt flow rate (MFR) of described polybutylene terephthalate is 10 ~ 20g/10min, and its limiting viscosity is 0.8 ~ 1.5dl/g.
3. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that the melt flow rate (MFR) of described polycarbonate is 5 ~ 15g/10min, and its limiting viscosity is 0.9 ~ 1.3dl/g.
4. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that, described compatilizer is ethylene-methyl acrylate-glycidyl methacrylate terpolymer.
5. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that, described Halogen nitrogen phosphorus flame retardant is trimeric cyanamide urate or melamine polyphosphate.
6. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that described Halogen auxiliary flame retardant is a tetramethylolmethane.
7. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that, described oxidation inhibitor is that Hinered phenols antioxidant and phosphite ester kind antioxidant are composite.
8. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 7 is characterized in that, described oxidation inhibitor is that oxidation inhibitor 1098 is composite with oxidation inhibitor 168.
9. halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material as claimed in claim 1 is characterized in that, described lubricant is silicone powder MB-4 and/or TAF lubricant.
10. the preparation method of halogen-free high glowing filament ignition temperature flame-retardant PBT/PC alloy material according to claim 1 is characterized in that, this method comprises following concrete steps:
Step 1 weighs raw material by the quality proportioning: polybutylene terephthalate 40-60%, polycarbonate 20-30%, compatilizer 3-10%, Halogen nitrogen phosphorus flame retardant 15-25%, Halogen auxiliary flame retardant 1 ~ 5%, oxidation inhibitor 0.1-0.5%, lubricant 0.1-0.5%;
Step 2, with the raw material of the PBT, the PC that have weighed 120 ℃ of bakings 10 hours down;
Step 3 is put into high efficient mixed machine mixing discharging after 5-10 minute with all raw materials;
Step 4 is put into the screw rod machine with raw materials mixed and is extruded also water-cooled granulation, and the rotating speed of screw rod machine is 180-600 rev/min, and temperature is 235-255 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106112286A CN102002221A (en) | 2010-12-29 | 2010-12-29 | Halogen-free high-glowing filament light-off temperature flame-retardant PBT/PC (Poly Butylenes Terephthalate/Polyinyl Chloride) alloy material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010106112286A CN102002221A (en) | 2010-12-29 | 2010-12-29 | Halogen-free high-glowing filament light-off temperature flame-retardant PBT/PC (Poly Butylenes Terephthalate/Polyinyl Chloride) alloy material and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102002221A true CN102002221A (en) | 2011-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103131140A (en) * | 2011-11-25 | 2013-06-05 | 上海日之升新技术发展有限公司 | Halogen-free high glowing filament igniting temperature inflaming retarding polyethylene terephthalate (PET)/ polycarbonate (PC) alloy material and preparation method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407621A (en) * | 2008-11-26 | 2009-04-15 | 佛山市顺德区金康业塑料有限公司 | Flame-retardant PBT / PC plastic alloy and manufacturing method thereof |
| CN101831134A (en) * | 2010-05-10 | 2010-09-15 | 宁波市青湖弹性体科技有限公司 | Thermoplastic halogen-free flame retarding elastomer composition for electric wire and cable covering materials |
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- 2010-12-29 CN CN2010106112286A patent/CN102002221A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407621A (en) * | 2008-11-26 | 2009-04-15 | 佛山市顺德区金康业塑料有限公司 | Flame-retardant PBT / PC plastic alloy and manufacturing method thereof |
| CN101831134A (en) * | 2010-05-10 | 2010-09-15 | 宁波市青湖弹性体科技有限公司 | Thermoplastic halogen-free flame retarding elastomer composition for electric wire and cable covering materials |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103131140A (en) * | 2011-11-25 | 2013-06-05 | 上海日之升新技术发展有限公司 | Halogen-free high glowing filament igniting temperature inflaming retarding polyethylene terephthalate (PET)/ polycarbonate (PC) alloy material and preparation method |
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Application publication date: 20110406 |