CN102303856A - Method for synthesizing condensed aluminum phosphate - Google Patents
Method for synthesizing condensed aluminum phosphate Download PDFInfo
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- CN102303856A CN102303856A CN201110211269A CN201110211269A CN102303856A CN 102303856 A CN102303856 A CN 102303856A CN 201110211269 A CN201110211269 A CN 201110211269A CN 201110211269 A CN201110211269 A CN 201110211269A CN 102303856 A CN102303856 A CN 102303856A
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- Prior art keywords
- aluminum phosphate
- temperature
- condensation
- phosphoric acid
- water
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- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title abstract description 17
- 230000002194 synthesizing effect Effects 0.000 title abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 5
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000001308 synthesis method Methods 0.000 claims description 4
- 238000003837 high-temperature calcination Methods 0.000 claims description 3
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000010189 synthetic method Methods 0.000 claims 1
- 238000001354 calcination Methods 0.000 abstract description 25
- 239000003795 chemical substances by application Substances 0.000 abstract description 16
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract description 8
- 235000019353 potassium silicate Nutrition 0.000 abstract description 5
- 231100000252 nontoxic Toxicity 0.000 abstract description 3
- 230000003000 nontoxic effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 abstract 2
- 239000002932 luster Substances 0.000 abstract 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 abstract 1
- 235000017557 sodium bicarbonate Nutrition 0.000 abstract 1
- 238000009833 condensation Methods 0.000 description 28
- 230000005494 condensation Effects 0.000 description 28
- 239000000047 product Substances 0.000 description 16
- 239000002253 acid Substances 0.000 description 11
- 239000011734 sodium Substances 0.000 description 10
- 229910052708 sodium Inorganic materials 0.000 description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 9
- 239000004570 mortar (masonry) Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000004927 clay Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 2
- 239000011449 brick Substances 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920000592 inorganic polymer Polymers 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- 235000016936 Dendrocalamus strictus Nutrition 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- JODIJOMWCAXJJX-UHFFFAOYSA-N [O-2].[Al+3].[O-2].[Zn+2] Chemical compound [O-2].[Al+3].[O-2].[Zn+2] JODIJOMWCAXJJX-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229940001007 aluminium phosphate Drugs 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical compound [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- 229920000137 polyphosphoric acid Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- UGTZMIPZNRIWHX-UHFFFAOYSA-K sodium trimetaphosphate Chemical compound [Na+].[Na+].[Na+].[O-]P1(=O)OP([O-])(=O)OP([O-])(=O)O1 UGTZMIPZNRIWHX-UHFFFAOYSA-K 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
本发明提供一种以磷酸和氢氧化铝为原料，先在密闭系统中进行反应，再经高温煅烧的工艺合成缩合磷酸铝的方法，该产品具有无毒、环保高效的特点，能代替氟硅酸钠作为水玻璃的固化剂和用于陶瓷中可产生特殊金色光泽和制造一种新型高档装饰防滑釉的作用。The invention provides a method for synthesizing condensed aluminum phosphate by using phosphoric acid and aluminum hydroxide as raw materials, first reacting in a closed system, and then calcining at a high temperature. The product is non-toxic, environmentally friendly and efficient, and can replace fluorosilicone Sodium bicarbonate is used as a curing agent for water glass and used in ceramics to produce a special golden luster and to manufacture a new type of high-grade decorative anti-skid glaze.
Description
Technical field:
The present invention relates to the synthesis method of a kind of synthesis method of functional type inorganic polymer, particularly condensation of aluminum phosphate.
Background technology:
Advantages such as water glass class material is low because of its construction costs, high temperature-resistant acid-resistant property is good are used very extensive in chemical industry, building anti-corrosion erosion.Make the interior curing of short period at normal temperatures of this type material and have certain intensity, just must add a certain amount of solidifying agent.Traditional water glass curing agent is a Sodium Silicofluoride, but has following shortcoming and problem: (1) Sodium Silicofluoride has certain toxicity.The foodstuffs industry relevant devices bans use of and adds Sodium Silicofluoride solidified water glass class material.(2) Sodium Silicofluoride is prone to moisture absorption caking, will break into pieces during use, sieve, and not only make troubles to use, and the Sodium Silicofluoride dust is prone to be inhaled into respiratory tract when sieving, and influences HUMAN HEALTH.Inorganic condensed phosphate is a kind of functional type inorganic polymer with special property, just sees have this type of patent report superpolymer in acid resisting mortar, to use as solidifying agent in the eighties abroad.Curing performance that it is outstanding and nontoxic characteristics make inorganic condensed phosphate obtain the increasing concern of scientific and technical personnel gradually, and condensation of aluminum phosphate is wherein a kind of.Have excellent acid property and resistance toheat by its made material, most of mineral acids, organic acid, sour gas are all had good corrosion-resistant stability, especially to acid with strong oxidizing property, high-concentration sulfuric acid, nitric acid, chromic acid have enough anti-corrosion capabilities.Its resistance toheat is good, and use temperature can reach 1000 ℃.Condensation of aluminum phosphate is widely used in building materials, refractory materials, and aspects such as chemical industry as high temperature kiln refractory materials solidifying agent, are the coated materials that the high-temp antioxidizing field has potentiality mainly.In addition, condensation of aluminum phosphate is a fusing assistant of making special glass; Also serve as pottery, tooth cakingagent; Also can be used as the additive of frie retardant coating, electroconductive cement, textile industry is used as catalyzer etc. as anti-staining agent in the organic synthesis.
About the preparation of condensation of aluminum phosphate, begin just to have patent report from the seventies abroad.United States Patent (USP): 3445257, it is raw material that 1969-05-20 introduces with aluminium vanadine or alumina gel and phosphoric acid, presses P
2O
5: Al
2O
3=1.1-3: 1 reaction obtains acid aluminum phosphate, obtains final product through first section 400 ℃ of thermal treatment and second section 750 ℃ of condensation reaction again.This two-section calcining technology also has similar report in Japanese Patent 44-8977.This method needs two section calcinings, also needs cooling back discharging earlier behind the section calcining, has increased technological operation, causes the increase of final product cost." coatings industry " 1995 (5): introducing with water-soluble alkali poly-phosphate (like trisodium phosphate, Trisodium trimetaphosphate, Sodium hexametaphosphate 99 etc.) and water-soluble aluminum salt (like Tai-Ace S 150, aluminum nitrate, alum etc.) in the 28-30 material is raw material, presses P
2O
5: Al
2O
3=1.1-3: 1 in the aqueous solution reaction obtain aluminum phosphate deposition, filter, under 400-500 ℃, carry out 1-3 hour thermal treatment again after the washing, oven dry, obtain product.The aluminum phosphate deposition that this method obtains generates colloid and light specific gravity easily, filters and the washing difficulty, causes last synthetic condensation of aluminum phosphate purity to be difficult to guarantee.United States Patent (USP): 3650683,1972-03-21 introduces aluminum orthophoshpate solution or suspension-s are carried out spraying drying under >=250 ℃.The dry condensation of aluminum phosphate that can obtain different curing speeds under differing temps.As dry under 300-400 ℃, then obtain being used for quick-setting solidifying agent; Dry under 400-600 ℃, then obtain being used for slow solidified solidifying agent.This technology is high to equipment requirements, complex equipments, expensive.United States Patent (USP): 4147758; It is raw material that 1979-04-03 introduces with solid aluminum hydroxide and polyphosphoric acid; Al: P=1: 2.5-3.5 (mol ratio); Roll over thin down at 150-200 ℃; Kneading is kneaded until evenly, to generating the sand sprills; 400-600 ℃ of following Full Annealing, obtain the poly aluminium phosphate product then.United States Patent (USP): 4395387, it is raw material (P that 1983-07-26 introduces with white lake and ammonium phosphate salt
2O
5: Al
2O
3=2-3: 1) after dried mixing, the reactive mode that adopts cascade raising temperature is avoided the liquefaction of mixture to reduce foamed phenomenon.Earlier at the 190-210 ℃ of about 2h of heating down, then 250 ℃ down heating 1.5-4h, 400-550 ℃ heat 1.5-4h down, products therefrom obtains condensation of aluminum phosphate after crushed.More than two kinds of methods all be to use solid material to react, cause reaction easily not exclusively, be difficult to obtain highly purified condensation of aluminum phosphate product.
Summary of the invention:
The purpose of this invention is to provide a kind of is the method for raw material synthetic condensation agent aluminum phosphate with phosphoric acid and white lake; Replace Sodium Silicofluoride as the solidifying agent of water glass and in pottery as functional material, be used to produce special golden gloss and make the high-grade anti-skidding glaze of decorating.
Technical scheme of the present invention is: with phosphoric acid and white lake is raw material, adopts and in closed system, to carry out earlier low pressure reaction, again through the technology synthetic condensation agent aluminum phosphate of high-temperature calcination.
Chemical equation is following:
mAl(OH)
3+3mH
3PO
4→Al
m(PO
3)
3m+6mH
2O
Concrete technological process:
With phosphoric acid, white lake and water, 2.5-3 in molar ratio: 1: 0.01-5 adds in the autoclave of band stirring rake, with reaction kettle airtight after, stir and heat up.Temperature is controlled at 110 ℃～200 ℃, reaction 0.5h～12h, and the white feed liquid that obtains moves into calcining furnace, calcines 3-12 hour down at 300-900 ℃; After pulverizing, packing, obtain product through the work in-process after the calcining.
Compare with the method for existing synthetic aluminum phosphate, characteristics that the present invention gives prominence to and substantive obvious improvement are:
1. adopt and in closed system, reacts earlier, again through the synthesis technique of high-temperature calcination, solved when directly once calcining, product is difficult to separate with reaction vessel and can't realizes the technical barrier of suitability for industrialized production;
2. technology of the present invention is simple, can adopt conventional equipment, need not washing in the building-up process, and the product foreign matter content that obtains is few, P
2O
5The characteristics that content is high.
3, product can be used to produce special golden gloss and make high-grade effect of decorating anti-skidding glaze, the use of alternative poisonous and hazardous water glass curing agent Sodium Silicofluoride in various silicate coatings, clay, concrete as functional material in pottery.
4, product of the present invention has nontoxic, free of contamination characteristics; It is the ideal substitute of traditional poisonous and harmful solidifying agent-Sodium Silicofluoride; As functional material in the pottery; It can produce special golden gloss; Also can be used for making the high-grade anti-skidding glaze of decorating, can improve gloss, elasticity, the whiteness of glaze and can reduce formulation cost.
Embodiment
Instance 1:
With the white lake of 50 kilograms of technical grades 98% and the phosphoric acid of 210 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 50L water, reaction kettle is airtight, set 110 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 0.15Mpa, pick up counting.After 12 hours, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 300-400 ℃ of temperature lower calcination 12 hours, the work in-process after calcining obtained 195.6 kilograms of condensation of aluminum phosphate products after crushed.
Instance 2:
With the phosphoric acid and 70 kg of water of the white lake of 55 kilograms of technical grades 98%, 235 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 55L water, reaction kettle is airtight, set 120 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 0.2Mpa, pick up counting.After 8 hours, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 400-500 ℃ of temperature lower calcination 10 hours, the work in-process after calcining obtained 221.1 kilograms of condensation of aluminum phosphate products after crushed.
Instance 3:
With the phosphoric acid and 1 kg of water of the white lake of 45 kilograms of technical grades 98%, 190 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 46L water, reaction kettle is airtight, set 130 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 0.28Mpa, pick up counting.After 5 hours, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 500-600 ℃ of temperature lower calcination 8 hours, the work in-process after calcining obtained 178.8 kilograms of condensation of aluminum phosphate products after crushed.
Instance 4:
With the phosphoric acid and 15 kg of water of the white lake of 52 kilograms of technical grades 98%, 225 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 50L water, reaction kettle is airtight, set 150 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 0.48Mpa, pick up counting.After 2 hours, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 600-700 ℃ of temperature lower calcination 7 hours, the work in-process after calcining obtained 180 kilograms of condensation of aluminum phosphate products after crushed.
Instance 5:
With the phosphoric acid and 30 kg of water of the white lake of 47 kilograms of technical grades 98%, 200 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 48L water, reaction kettle is airtight, set 200 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 2Mpa, pick up counting.0.5 after hour, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 700-800 ℃ of temperature lower calcination 5 hours, the work in-process after calcining obtained 165 kilograms of condensation of aluminum phosphate products after crushed.
Instance 6:
With the phosphoric acid and 45 kg of water of the white lake of 53 kilograms of technical grades 98%, 228 kilograms of technical grades 85%, pour in the autoclave of band stirring rake, add 50L water, reaction kettle is airtight, set 180 ℃ of temperature of reaction, begin to stir and heat up.After pressure rises to 1.5Mpa, pick up counting.After 7 hours, open the snifting valve pressure release.The white feed liquid that reaction is obtained all moves into calcining furnace, and 800-900 ℃ of temperature lower calcination 3 hours, the work in-process after calcining obtained 186 kilograms of condensation of aluminum phosphate products after crushed.
Condensation of aluminum phosphate series product effect:
Application implementation example 1:
Solidifying agent of the present invention is applied to the acid resistant adhesive mortar of Qinhuangdao impregnating material company with condensation of aluminum phosphate.This acid resistant adhesive mortar prescription is (parts by weight) as follows:
Material name sodium silicate solidifying agent glass-cermic powder silica powder porcelain powder
Proportion scale 100 8-15 225-270 220-250 200-250
More than the used solidifying agent of prescription is the condensation of aluminum phosphate of instance 1,2 and 3.
Form acid resistant adhesive mortar by above prescription through stirring,, also can be used for clay and smear in order to build acidproof stone material or acid resisting brick plate by laying bricks or stones.Clay after the construction sclerosis is after maintenance (20 ℃ ± 2 ℃) in 7 days, acidification, and its physicals can reach following index: compressive strength:＞35Mp; Folding strength:＞3.0Mpa; Glue and intensity:＞3.0Mpa; Oil absorbency:＜8%; Shrinking percentage:＜4.8 ‰; Swelling capacity: about 0.43 ‰; Young's modulus: about 1.96X104; Temperature tolerance:＞200 ℃; Thermal expansion mark: about 5.9X10-6 (50 ℃-200 ℃).The acid resistant adhesive mortar warp use for many years that the said firm produces, stable performance, reliable in quality shows that solidifying agent of the present invention can replace the use of Sodium Silicofluoride in water glass fully with condensation of aluminum phosphate.
Application implementation example 2:
Pottery of the present invention is applied in the ceramic glaze of the ceramic company in Foshan with condensation of aluminum phosphate.The ceramic glaze prescription is following:
Material name potassium felspar sand sodium stone zinc oxide aluminum oxide Wingdale talcum powder barium carbonate condensation of aluminum phosphate
Proportion scale 5-10 30-45 1-5 1-3 10-25 8-20 1-3 15-25
More than the used condensation of aluminum phosphate of prescription is the condensation of aluminum phosphate of instance 4,5 and 6.
The scientific and technical personnel of the said firm utilize condensation of aluminum phosphate of the present invention successfully to develop a kind of novel high-grade and decorate anti-skidding glaze, and have special golden gloss.The said firm thinks that condensation of aluminum phosphate of the present invention meets the requirement of this kind glaze formulation, and has reduced the 30-40% of original formulation cost, has greatly promoted the popularization and the utilization scope of such glaze.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110211269A CN102303856A (en) | 2011-07-27 | 2011-07-27 | Method for synthesizing condensed aluminum phosphate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110211269A CN102303856A (en) | 2011-07-27 | 2011-07-27 | Method for synthesizing condensed aluminum phosphate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102303856A true CN102303856A (en) | 2012-01-04 |
Family
ID=45377800
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110211269A Pending CN102303856A (en) | 2011-07-27 | 2011-07-27 | Method for synthesizing condensed aluminum phosphate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083672A (en) * | 2017-12-21 | 2018-05-29 | 广西经正科技开发有限责任公司 | A kind of water glass curing agent and preparation method and application |
| CN109852259A (en) * | 2018-11-06 | 2019-06-07 | 中国神华能源股份有限公司 | A kind of high temperature resistant waterproof absorbent-type silicate adhesive and preparation method thereof |
| CN116082030A (en) * | 2022-12-26 | 2023-05-09 | 广西产研院新型功能材料研究所有限公司 | Aluminum phosphate ceramic produced by using unpurified wet-process phosphoric acid, and method and application thereof |
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| US4147758A (en) * | 1976-05-13 | 1979-04-03 | Hoechst Aktiengesellschaft | Production of aluminum polyphosphate |
| JPH04310510A (en) * | 1991-04-03 | 1992-11-02 | Teika Corp | Method for producing aluminum dihydrogen tripolyphosphate (II) type |
| CN1099719A (en) * | 1994-04-18 | 1995-03-08 | 郑州金岭化工有限公司 | Method for preparing dihydrate tripolyphosphate aluminium dihydride |
| CN101172596A (en) * | 2007-10-10 | 2008-05-07 | 广西民族大学 | A method for rapidly synthesizing aluminum phosphate polymer |
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| US4147758A (en) * | 1976-05-13 | 1979-04-03 | Hoechst Aktiengesellschaft | Production of aluminum polyphosphate |
| JPH04310510A (en) * | 1991-04-03 | 1992-11-02 | Teika Corp | Method for producing aluminum dihydrogen tripolyphosphate (II) type |
| CN1099719A (en) * | 1994-04-18 | 1995-03-08 | 郑州金岭化工有限公司 | Method for preparing dihydrate tripolyphosphate aluminium dihydride |
| CN101172596A (en) * | 2007-10-10 | 2008-05-07 | 广西民族大学 | A method for rapidly synthesizing aluminum phosphate polymer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083672A (en) * | 2017-12-21 | 2018-05-29 | 广西经正科技开发有限责任公司 | A kind of water glass curing agent and preparation method and application |
| CN109852259A (en) * | 2018-11-06 | 2019-06-07 | 中国神华能源股份有限公司 | A kind of high temperature resistant waterproof absorbent-type silicate adhesive and preparation method thereof |
| CN116082030A (en) * | 2022-12-26 | 2023-05-09 | 广西产研院新型功能材料研究所有限公司 | Aluminum phosphate ceramic produced by using unpurified wet-process phosphoric acid, and method and application thereof |
| CN116082030B (en) * | 2022-12-26 | 2024-06-07 | 广西产研院新型功能材料研究所有限公司 | Aluminum phosphate ceramic produced by using unpurified wet-process phosphoric acid, and method and application thereof |
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