CN108531256A - A kind of releasing agent and preparation method thereof for thermosetting resin - Google Patents
A kind of releasing agent and preparation method thereof for thermosetting resin Download PDFInfo
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- CN108531256A CN108531256A CN201810369799.XA CN201810369799A CN108531256A CN 108531256 A CN108531256 A CN 108531256A CN 201810369799 A CN201810369799 A CN 201810369799A CN 108531256 A CN108531256 A CN 108531256A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/10—Compounds containing silicon
- C10M2201/102—Silicates
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/10—Compounds containing silicon
- C10M2201/105—Silica
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
- C10M2215/22—Heterocyclic nitrogen compounds
- C10M2215/223—Five-membered rings containing nitrogen and carbon only
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/64—Environmental friendly compositions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/36—Release agents or mold release agents
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- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
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- Mechanical Engineering (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of releasing agent for thermosetting resin is provided, releasing agent includes component：0.5 3 parts of 20 80 parts of porous, inorganic powder, 0.5 10 parts of foaming agent, 1 10 parts of nanometer grade silica, 2 10 parts of aqueous silicone oil, 40 90 parts of film-forming resin and levelling agent.The preparation method of releasing agent for thermosetting resin, includes the following steps：（1）The addition inorganic porous powder of 600 2000 mesh of grain size continues to stir 10min after dispersant and deionized water are placed in dispersion machine high speed stirring 5min；（2）Toward step（1）Foaming agent is added in the inorganic porous powder dispersion of gained, adds film-forming resin, high-speed stirred 10min；（3）Toward step（2）Nano silicon dioxide is added in gained mixed liquor, adds aqueous silicone oil and levelling agent, high-speed stirred 20min.Beneficial effects of the present invention are：Stripping result for thermosetting resin demoulding is good；Releasing agent obtained can improve the mechanics of surface characteristic of thermosetting resin product；Releasing agent coating once can be used for repeating demoulding.
Description
Technical field
The present invention relates to grinding tool releasing agent field, especially a kind of releasing agents and its preparation side for thermosetting resin
Method.
Background technology
Releasing agent is a kind of functional materials between mold and finished product.With chemical resistance, heat-resisting and stress
Can, it is not easily decomposed or wears.During manufacturing, if fruit product is connected with mold, it is not only easily damaged product, Er Qiezao
It is difficult at form removal and clear mould.The effect of releasing agent is that successfully separates cured composite product from mold
Come, obtains smooth product, and do not interfere the secondary machining operation of product.
Vehicles Collected from Market is to pursue the more superior performance of releasing agent, and the country has carried out semipermanent and has been suitable for secondary operation
The high performance releasing agent research such as performance.Polymeric type releasing agent cost is high, clear mould is difficult, and existing releasing agent is often applied and cannot once be weighed
Multiple use causes the dosage of emulsifier more.For example, patent 201710039451.X discloses a kind of preparation method of releasing agent.This
Method is added after weighing acrylic acid, glycidyl acrylate, epoxy resin, acid anhydrides, fat oil, catalyst by proportion reacts
Releasing agent is made in heating stirring in device.For another example, patent 201210079141.8 discloses a kind of suitable for materials such as epoxy resin
Repetition processing releasing agent.The method is by the hydrocarbon heating vacuum distillation of polyhydroxy fatty chain, after isocyanates is added dropwise in cooling
Diluent is added in held for some time, and activating agent is added after stirring a period of time, reaction a period of time, finally cools down to reaction
Filler is added in kettle, up to releasing agent after stirring evenly.Mold release technologies prepared by this method are complicated and and do not solve repetition demoulding
Problem all has apparent technical difference with patent of the present invention.Therefore, the preparation method of the current releasing agent in thermosetting resin
It is still to be improved.
Invention content
The object of the present invention is to provide a kind of thermosetting resins that can be used for repeat releasing agent demoulded and preparation method thereof, with
Deficiency in the prior art is solved, it can improve the preparation method of the releasing agent of thermosetting resin, use the preparation of the present invention
Releasing agent stripping result made from method is good.
The present invention provides a kind of releasing agent for thermosetting resin, the releasing agent includes component：Porous, inorganic powder
20-80 parts, 0.5-10 parts of foaming agent, 1-10 parts of nanometer grade silica, silicone oil 2-10 parts aqueous, film-forming resin 40-90
0.5-3 parts of part and levelling agent.
Preferably, the porous, inorganic powder is at least one of diatomite, calcium silicates, wollastonite, zeolite.
Preferably, the foaming agent is carbon dioxide foaming agent, hydrogenation fluorochlorohydrocarbon foaming agent, hydrocarbon blowing agents, hydrogenation
Fluothane hydrocarbon blowing agent, N- nitroso compounds, such as N, N- dinitrosopentamethlyene tetramines, N, N- dimethyl-N, bis- Asias N- are to benzene
Diformamide, such as azodicarbonamide, azodiisobutyronitrile, azoformic acid isopropyl ester, diethyl azodiformate, two azos
Aminobenzene, Barium azodicarboxylate etc., 4,4- disulfonyl hydrazide diphenyl ethers, to benzene sulfonyl hydrazide, 3,3- disulfonyl hydrazides diphenyl sulphone (DPS), 4,4- bis-
At least one of benzene disulfohydrazide, 1,3- benzene disulfohydrazides, Isosorbide-5-Nitrae-benzene disulfohydrazide.
Preferably, the film-forming resin is emulsion acrylic resin, methacrylic resin lotion, methyl methacrylate
Polyacrylate copolymer lotion, the poly- carbonic acid of ester resin emulsion, butyl acrylate resin emulsion, acrylonitrile and/or styrene
At least one of ester resin emulsion, styrene-acrylic emulsion, epoxy resin latex, Phenolic resin emulsion, aqueous polyurethane emulsion.
A kind of preparation method of releasing agent for thermosetting resin, includes the following steps：
（1）Dispersant and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, it is rear that grain size 600- is added
The inorganic porous powder of 2000 mesh continues to stir 10 min up to inorganic porous powder dispersion；
（2）Toward step under stirring at low speed（1）It is slowly added to foaming agent in the inorganic porous powder dispersion of gained, is slow added into
Film-forming resin, 10 min of high-speed stirred；
（3）Under high velocity agitation toward step（2）It is slowly added to nano silicon dioxide in gained mixed liquor, is slow added into aqueous silicon
Oil and levelling agent, 20 min of high-speed stirred.
Preferably, step（1）Described in dispersant be polynary acid copolymer, polyacid homopolymer or hyperbranched poly carboxylic acid
At least one of class dispersant.
Preferably, step（2）Described in foaming agent operating temperature it is 5-20 DEG C lower than the solidification temperature of thermosetting resin.
3
Compared with prior art, beneficial effects of the present invention are：The stripping result for thermosetting resin demoulding of the present invention is good；
Releasing agent produced by the present invention can improve the mechanics of surface characteristic of thermosetting resin product；Releasing agent coating once can be used for weight
Multiple demoulding；The preparation method energy conservation and environmental protection that the present invention uses, it is nontoxic.
Specific implementation mode
The present invention provides a kind of releasing agent for thermosetting resin, the releasing agent includes component：Porous, inorganic
20-80 parts of powder, 0.5-10 parts of foaming agent, 1-10 parts of nanometer grade silica, silicone oil 2-10 parts aqueous, film-forming resin
40-90 parts and 0.5-3 parts of levelling agent.
The porous, inorganic powder is at least one of diatomite, calcium silicates, wollastonite, zeolite.
The foaming agent is carbon dioxide foaming agent, hydrogenation fluorochlorohydrocarbon foaming agent, hydrocarbon blowing agents, hydrogenation fluothane hydrocarbon foaming
Agent, N- nitroso compounds, such as N, N- dinitrosopentamethlyene tetramines, N, the sub- terephthalamide of N- dimethyl-N, N- bis-, such as
Azodicarbonamide, azodiisobutyronitrile, azoformic acid isopropyl ester, diethyl azodiformate, two azoaminobenzenes, azo
Dioctyl phthalate barium etc., 4,4- disulfonyl hydrazide diphenyl ethers, to benzene sulfonyl hydrazide, 3,3- disulfonyl hydrazides diphenyl sulphone (DPS), 4,4-, bis- benzene disulfohydrazides,
At least one of 1,3- benzene disulfohydrazide, Isosorbide-5-Nitrae-benzene disulfohydrazide.
The film-forming resin is emulsion acrylic resin, methacrylic resin lotion, polymethyl methacrylate resin breast
Polyacrylate copolymer lotion, the polycarbonate resin breast of liquid, butyl acrylate resin emulsion, acrylonitrile and/or styrene
At least one of liquid, styrene-acrylic emulsion, epoxy resin latex, Phenolic resin emulsion, aqueous polyurethane emulsion.
A kind of preparation method of releasing agent for thermosetting resin, includes the following steps：
（1）Dispersant and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, it is rear that grain size 600- is added
The inorganic porous powder of 2000 mesh continues to stir 10 min up to inorganic porous powder dispersion；
（2）Toward step under stirring at low speed（1）It is slowly added to foaming agent in the inorganic porous powder dispersion of gained, is slow added into
Film-forming resin, 10 min of high-speed stirred；
（3）Under high velocity agitation toward step（2）It is slowly added to nano silicon dioxide in gained mixed liquor, is slow added into aqueous silicon
Oil and levelling agent, 20 min of high-speed stirred.
Step（1）Described in dispersant be polynary acid copolymer, polyacid homopolymer or hyperbranched polycarboxylic acid dispersant
At least one of.4
Step（2）Described in foaming agent operating temperature it is 5-20 DEG C lower than the solidification temperature of thermosetting resin.
After being contacted with thermosetting resin after releasing agent film forming, the foaming agent on surface expands to form air bag, in thermosetting resin
Surface forms compression, improves thermosetting resin product surface mechanical property；Air bag plays collaboration heat preservation with porous, inorganic powder
Effect, the only one layer of foaming agent in surface expansion, when demoulding, only destroy the air bag of surface formation, and one layer of releasing agent of coating can be used for weight
Multiple demoulding.
The embodiment of the present invention：
Embodiment 1：
Polynary acid copolymer and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
600 20 parts of mesh calcium silicates continue to stir 10 min to get inorganic porous powder dispersion；Again toward above-mentioned gained under stirring at low speed
N is slowly added in inorganic porous powder dispersion, 10 parts of N- dinitrosopentamethlyene tetramines are then slowly added into acrylic acid tree
40 parts of fat liquor continues 10 min of high-speed stirred；Next continue to be slowly added to 1 part of nano silicon dioxide under high velocity agitation,
It is slow added into 0.5 part of 10 parts of aqueous silicone oil and levelling agent, continues 20 min of high-speed stirred to get the releasing agent on artificial hilllock.
Releasing agent made from the method can improve the mechanical performance of artificial hilllock stone substrate, improve its wear-resisting property, and stability is good,
Can be used for demoulding 5 times after coating, product is apparent excellent when demoulding and template on adhesive capacity it is few.
Embodiment 2：
Polynary acid copolymer and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
600 80 parts of mesh calcium silicates continue to stir 10 min up to inorganic porous powder dispersion；Again toward above-mentioned gained under stirring at low speed
N is slowly added in inorganic porous powder dispersion, 0.5 part of N- dinitrosopentamethlyene tetramines are then slowly added into acrylic acid
90 parts of resin emulsion continues 10 min of high-speed stirred；Next continue to be slowly added to nano silicon dioxide 10 under high velocity agitation
Part, it is slow added into 3 parts of 2 parts of aqueous silicone oil and levelling agent, continues demouldings of 20 min of high-speed stirred to get furfural phenol resin
Agent.
Releasing agent made from the method can improve the mechanical performance of furfural phenol resin matrix, improve its wear-resisting property, stablize
Property it is good, can be used for demoulding 9 times after coating, product is apparent excellent when demoulding and template on adhesive capacity it is few.
Embodiment 3：
Polynary acid copolymer and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
600 40 parts of mesh calcium silicates continue to stir 10 min up to inorganic porous powder dispersion；5
It is slowly added to N, five methine of N- dinitrosos into the inorganic porous powder dispersion of above-mentioned gained under stirring at low speed again
3 parts of tetramine is slow added into 60 parts of emulsion acrylic resin, continues 10 min of high-speed stirred；Next under high velocity agitation after
It is continuous to be slowly added to 4 parts of nano silicon dioxide, it is then slowly added into 1 part of 4 parts of aqueous silicone oil and levelling agent, continues high-speed stirred 20
Min to get furfuryl alcohol resin releasing agent.
Releasing agent made from the method can improve the mechanical performance of furfuryl alcohol resin matrix, improve its wear-resisting property, and stability is good,
Can be used for demoulding 4 times after coating, product is apparent excellent when demoulding and template on adhesive capacity it is few.
Embodiment 4：
Polynary acid copolymer and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
600 80 parts of mesh calcium silicates continue to stir 10 min up to inorganic porous powder dispersion；Again toward above-mentioned gained under stirring at low speed
N is slowly added in inorganic porous powder dispersion, 6 parts of N- dinitrosopentamethlyene tetramines are then slowly added into acrylic acid tree
80 parts of fat liquor continues 10 min of high-speed stirred；Next continue to be slowly added to 8 parts of nano silicon dioxide under high velocity agitation,
It is then slowly added into 2 parts of 6 parts of aqueous silicone oil and levelling agent, continues 20 min of high-speed stirred to get the releasing agent of phenolic resin.
Releasing agent made from the method can improve the mechanical performance of phenolic resin as matrix resin, improve its wear-resisting property, and stability is good,
Can be used for demoulding 15 times after coating, product is apparent excellent when demoulding and template on adhesive capacity it is few.
Embodiment 5：
Polynary acid copolymer and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
600 40 parts of mesh calcium silicates continue to stir 10 min up to inorganic porous powder dispersion；Again toward above-mentioned gained nothing under stirring at low speed
N is slowly added in machine porous powder dispersion liquid, 6 parts of N- dinitrosopentamethlyene tetramines are then slowly added into acrylic resin
60 parts of lotion continues 10 min of high-speed stirred；Next continue to be slowly added to 8 parts of nano silicon dioxide under high velocity agitation, so
After be slowly added to 2 parts of 4 parts of aqueous silicone oil and levelling agent, continue 20 min of high-speed stirred to get the releasing agent of polybutadiene.
Releasing agent made from the method can improve the mechanical performance of polybutadiene matrix, its wear-resisting property is improved, is stablized
Property it is good, can be used for demoulding 8 times after coating, product is apparent excellent when demoulding and template on adhesive capacity it is few.
Claims (7)
1. a kind of releasing agent for thermosetting resin, it is characterised in that：The releasing agent includes component：Porous, inorganic powder
20-80 parts, 0.5-10 parts of foaming agent, 1-10 parts of nanometer grade silica, silicone oil 2-10 parts aqueous, film-forming resin
40-90 parts and 0.5-3 parts of levelling agent.
2. the releasing agent according to claim 1 for thermosetting resin, it is characterised in that：The porous, inorganic powder is
At least one of diatomite, calcium silicates, wollastonite, zeolite.
3. the releasing agent according to claim 1 for thermosetting resin, it is characterised in that：The foaming agent is titanium dioxide
Carbon foaming agent, hydrogenation fluorochlorohydrocarbon foaming agent, hydrocarbon blowing agents, hydrogenation fluothane hydrocarbon blowing agent, N- nitroso compounds, such as N, N- bis- are sub-
Five methine tetramine of nitro, N, the sub- terephthalamide of N- dimethyl-N, N- bis-, such as azodicarbonamide, azodiisobutyronitrile,
Azoformic acid isopropyl ester, diethyl azodiformate, two azoaminobenzenes, Barium azodicarboxylate etc., 4,4- disulfonyl hydrazides two
Phenylate, to benzene sulfonyl hydrazide, 3,3- disulfonyl hydrazides diphenyl sulphone (DPS), 4,4-, bis- benzene disulfohydrazides, 1,3- benzene disulfohydrazides, two sulphur of Isosorbide-5-Nitrae-benzene
At least one of hydrazides.
4. the releasing agent according to claim 1 for thermosetting resin, it is characterised in that：The film-forming resin is propylene
Acid resin lotion, methacrylic resin lotion, polymethyl methacrylate resin lotion, butyl acrylate resin emulsion, propylene
The polyacrylate copolymer lotion of nitrile and/or styrene, polycarbonate resin fat liquor, styrene-acrylic emulsion, epoxy resin latex, phenol
At least one of urea formaldehyde lotion, aqueous polyurethane emulsion.
5. the preparation method of the releasing agent according to claim 1 for thermosetting resin, it is characterised in that：Including following
Step：
（1）Dispersant and deionized water are placed in 5 min of dispersion machine high speed stirring and obtain homogeneous solution, grain size is added afterwards
The inorganic porous powder of 600-2000 mesh continues to stir 10 min up to inorganic porous powder dispersion；
（2）Toward step under stirring at low speed（1）It is slowly added to foaming agent in the inorganic porous powder dispersion of gained, is slow added into
Film-forming resin, 10 min of high-speed stirred；
（3）Under high velocity agitation toward step（2）It is slowly added to nano silicon dioxide in gained mixed liquor, is slow added into aqueous silicon
Oil and levelling agent, 20 min of high-speed stirred.
6. the preparation method of the releasing agent according to claim 5 for thermosetting resin, it is characterised in that：Step（1）
Described in dispersant be at least one of polynary acid copolymer, polyacid homopolymer or hyperbranched polycarboxylic acid dispersant.
7. the preparation method of the releasing agent according to claim 5 for thermosetting resin, it is characterised in that：Step（2）
Described in foaming agent operating temperature it is 5-20 DEG C lower than the solidification temperature of thermosetting resin.
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| CN201810369799.XA CN108531256A (en) | 2018-04-24 | 2018-04-24 | A kind of releasing agent and preparation method thereof for thermosetting resin |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454779A (en) * | 2018-12-06 | 2019-03-12 | 河南省科学院高新技术研究中心 | A kind of plastic products separating releasing agent and preparation method thereof |
| CN111016017A (en) * | 2019-12-31 | 2020-04-17 | 上海凯陆高分子材料有限公司 | Material for surface treatment of vulcanization mold and preparation method and application thereof |
| CN111283926A (en) * | 2020-03-09 | 2020-06-16 | 临沂大学 | Solid release agent |
| CN113751666A (en) * | 2021-09-30 | 2021-12-07 | 和县科嘉阀门铸造有限公司 | Water-based die-casting release agent for aluminum alloy casting |
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| CN101535459A (en) * | 2006-10-09 | 2009-09-16 | 化学制造布敦海姆两合公司 | Graphite-containing high-temperature lubricant for high-grade steels and carbon steels |
| CN105171989A (en) * | 2015-09-18 | 2015-12-23 | 颍上县龙裕扬工贸有限公司 | Release agent for plastic product machining |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109454779A (en) * | 2018-12-06 | 2019-03-12 | 河南省科学院高新技术研究中心 | A kind of plastic products separating releasing agent and preparation method thereof |
| CN109454779B (en) * | 2018-12-06 | 2020-11-03 | 河南省科学院高新技术研究中心 | Plastic product isolation release agent and preparation method thereof |
| CN111016017A (en) * | 2019-12-31 | 2020-04-17 | 上海凯陆高分子材料有限公司 | Material for surface treatment of vulcanization mold and preparation method and application thereof |
| CN111283926A (en) * | 2020-03-09 | 2020-06-16 | 临沂大学 | Solid release agent |
| CN113751666A (en) * | 2021-09-30 | 2021-12-07 | 和县科嘉阀门铸造有限公司 | Water-based die-casting release agent for aluminum alloy casting |
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