CN109228057A - A kind of tire mold release agent and preparation method thereof - Google Patents
A kind of tire mold release agent and preparation method thereof Download PDFInfo
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- CN109228057A CN109228057A CN201811251635.3A CN201811251635A CN109228057A CN 109228057 A CN109228057 A CN 109228057A CN 201811251635 A CN201811251635 A CN 201811251635A CN 109228057 A CN109228057 A CN 109228057A
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- release agent
- parts
- mold release
- tire mold
- dimethyl silicone
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- 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
- B29C33/64—Silicone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2030/00—Pneumatic or solid tyres or parts thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of tire mold release agent and preparation method thereof, which includes the raw material of following parts by weight: 20-25 parts of polydimethyl siloxane fluid lotion, 8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, dimethyl silicone polymer 15-20 parts long chain alkyl modified, 40-55 parts of deionized water and 0.01-0.001 parts of preservative.The aqueous tire mold release agent prepared in the embodiment of the present invention is a without solvent organic silicon emulsion special modified, for mold, the dimensional accuracy of tire part can be improved relatively, and the effect of rubber pattern cleaning agent is significantly improved, the demoulding, isolation and lubricating action suitable for molded articles such as tire, rubber slab, rubber pad, sebific ducts.
Description
Technical field
The present invention relates to technical field of mold release, and in particular to a kind of tire mold release agent and preparation method thereof.
Background technique
With the development of the automobile industry, the demand of rubber tyre is growing day by day, while the requirement to rubber tyre is also got over
Come higher.As is known in the industry, in the fabrication of rubber tyre, i.e., during molding to tyre molding by mold, no
Allow to be applied to the surface that the release agent on mold is transferred to tire, because the chemical component of release agent easily generates shadow to tire
It rings, such as corrosiveness, influences the service life of tire.The process complex steps of existing tire mold release agent, storage are steady
Qualitative difference is easy release harmful substance and pollution mold, shifts in use to tire.
Release agent is generally divided into following three kinds.Traditional release agent is generally inorganic species release agent, that is, is coated in die cavity
Traditionally also there is referred to as interleaving agent on surface, and product mainly has talcum powder, mica powder, soaps, paraffin, polytetrafluoroethylene (PTFE) and silicon
Oil etc., they have certain stripping result, but inconvenient for use, easily turn to be attached to product surface, organic species release agent mainly has
Fatty acid, fatty acid soaps, ethylene glycol etc., but easily absorbed by rubber when vulcanization.Polymerization species release agent mainly has polymerizable organosilicon
Object, organo-fluorine polymer, polyvinyl alcohol.The molecular backbone of organosilicon polymer is made of silicon oxygen bond, and bond energy is high, heat resistance, steady
It is qualitative good, it is not in release agent thermal decomposition, the disadvantages such as carbonization.
Conventional tire release agent there are certain painting thickness, be not easy to disperse, stability is bad the problems such as.And containing solvent,
Lotion containing reactivity silicon polymer, possess easily leave mold deposit with trace, possess mould corrosiveness, price costly etc.
Disadvantage.
Summary of the invention
The purpose of the present invention is to provide a kind of tire mold release agent and preparation method thereof, which has antioxygen
The features such as change, high temperature resistant is non-toxic and tasteless, no inflammable and protection mold.It is not reacted with metal die, product under high temperature.
The present invention solves its technical problem and adopts the following technical solutions to realize.
The invention proposes a kind of tire mold release agent, the raw material including following parts by weight: polydimethyl siloxane fluid lotion 20-25
Part, 8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, dimethyl silicone polymer 15-20 parts long chain alkyl modified, deionized water
40-55 parts and 0.01-0.001 parts of preservative.
The present invention also proposes a kind of preparation method of tire mold release agent, comprising the following steps: by long chain alkyl modified poly- two
Methylsiloxane, partial amount deionized water, hydroxyl modification polydimethyl siloxane fluid lotion, partial amount deionized water are stirred
It is even, polydimethyl siloxane fluid lotion is added, the deionized water of surplus is eventually adding preservative, is stirred, and obtains tire demoulding
Agent.
The beneficial effect of the embodiment of the present invention is:
The present invention provides a kind of tire mold release agent and preparation method thereof, the tire mold release agent that the present invention prepares, once
Spraying can be demoulded repeatedly.Demoulding, isolation and lubricating action suitable for molded articles such as tire, rubber slab, rubber pad, sebific ducts.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described.The person that is not specified actual conditions in embodiment, according to normal conditions or manufacturer builds
The condition of view carries out.Reagents or instruments used without specified manufacturer is the conventional production that can be obtained by commercially available purchase
Product.
A kind of tire mold release agent provided in an embodiment of the present invention and preparation method thereof is specifically described below.
The embodiment of the present invention provides a kind of tire mold release agent, the raw material including following parts by weight: polydimethyl siloxane fluid lotion
20-25 parts, 8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, it is dimethyl silicone polymer 15-20 parts long chain alkyl modified, go from
Sub- water 40-55 parts and 0.01-0.001 parts of preservative.
The embodiment of the present invention provides a kind of tire mold release agent, the raw material including following parts by weight: polydimethyl siloxane fluid lotion
20-25 parts, 8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, it is dimethyl silicone polymer 15-20 parts long chain alkyl modified, go from
Sub- water 40-55 parts and 0.01-0.001 parts of preservative, which selects polydimethyl siloxane fluid lotion, hydroxyl modification poly-
The main body of simethicone emulsion and long chain alkyl modified dimethyl silicone polymer as film forming is easy to be formed in die surface and hand over
Join film layer, wherein polydimethyl siloxane fluid lotion also has lubricating action, and improves solute by solubilizer and dissolve in a solvent
Solution is spent and is formed, preservative extends the holding time of tire mold release agent.This crosslinked film layer can be subjected to the scraping of sizing material
Effect and chemical erosion effect, have the function of repeatedly to vulcanize removing, extend mold service life, improve production efficiency.
The proportion of each component of tire mold release agent in the embodiment of the present invention is reasonable, the demoulding of obtained tire mold release agent
Effect is good, higher or lower than above-mentioned proportion, then cannot form stable lotion or cannot give full play to the ability of removing, in turn
It is unable to get ideal stripping result.
In some embodiments, it is the poly- of 50-55:5-10:40-55:1-5 that polydimethyl siloxane fluid lotion, which includes weight ratio,
Dimethyl siloxane: emulsifier: deionized water: acid, the viscosity of dimethyl silicone polymer are 300-1000mPa.s.
In the tire mold release agent of the embodiment of the present invention, polydimethyl siloxane fluid lotion, the polydimethyl siloxane fluid lotion packet is added
Include dimethyl silicone polymer, emulsifier, deionized water and the acid of 300-1000mPa.s.Wherein, dimethyl silicone polymer has very
Low surface tension and very high surface-active easily forms a film in the surface spreading of material, the surface of dimethyl silicone polymer
Power is related with viscosity, and the viscosity of dimethyl silicone polymer used in the embodiment of the present invention is 300-1000mPa.s, preferably
, the viscosity of dimethyl silicone polymer is 300mPa.s, 350mPa.s, 400mPa.s, 500mPa.s, 600mPa.s,
800mPa.s or 1000mPa.s etc., it is furthermore preferred that viscosity is 350mPa.s.By the polydimethylsiloxanes with the above k value
Alkane is mixed with emulsifier, acid and water, and the molecular weight of the polydimethyl siloxane fluid lotion emulsified out is small, and partial size is small, the cream made
Liquid appearance is good, stablize strong, good film-forming property and other lotion compatibilities are good and improve its lubricity.
In some embodiments, it is 40-50:5-10:45- that hydroxyl modification polydimethyl siloxane fluid lotion, which includes weight ratio,
The hydroxyl modification dimethyl silicone polymer of 55:1-5:5-10: emulsifier: deionized water: acid: solubilizer, the poly- diformazan of hydroxyl modification
The viscosity of radical siloxane is 80000-500000mPa.s.
In the tire mold release agent of the embodiment of the present invention, hydroxyl modification polydimethyl siloxane fluid lotion is added, the hydroxyl modification is poly-
Simethicone emulsion include viscosity be the hydroxyl modification dimethyl silicone polymer of 80000-500000mPa.s, emulsifier, go from
Sub- water, acid and solubilizer.The hydroxyl modification polydimethyl siloxane fluid lotion has high temperature resistant, water resistance, and has good film forming
And flatness, wherein the viscosity of hydroxyl modification dimethyl silicone polymer used in the embodiment of the present invention is 6000-
500000mPa.s, it is preferred that the viscosity of hydroxyl modification dimethyl silicone polymer be 6000,80000,100000,200000,
300000,400000 or 500000mPa.s, it is furthermore preferred that viscosity is 80000mPa.s.Since the hydroxyl modification of different viscositys is poly-
Influence of the dimethyl siloxane to film forming is different, and with the increase of viscosity, hardness of film becomes smaller, and breaking strength and pulls apart elongation
Rate increases, but the viscosity for selecting the excessive hydroxyl modification dimethyl silicone polymer of viscosity to will cause lotion is excessive, and emulsion particle increases
It is more, it is not easy to form stable lotion, or even floating oil and layering occur.By the hydroxyl modification poly dimethyl silicon with the above k value
Oxygen alkane is mixed with emulsifier, acid and water, and the molecular weight of the hydroxyl modification polydimethyl siloxane fluid lotion emulsified out is small, partial size
Small, the emulsion appearance made is good, stablize strong, good film-forming property and other lotion compatibilities are good and improve its lubricity.
In some embodiments, the alkyl number in long chain alkyl modified dimethyl silicone polymer is 16-20.
In the tire mold release agent of the embodiment of the present invention, long chain alkyl modified dimethyl silicone polymer, the introducing of long-chain is added
Hydrophobic group can be made to increase, reduce water solubility, improve surface property, lotion wall built-up is excessive when preventing from emulsifying, and promotes solid film broken
It splits, foam is made to tend to be unstable, be conducive to defoaming.Therefore, alkyl number is additionally added in the tire mold release agent in the embodiment of the present invention
For 16-20 long chain alkyl modified dimethyl silicone polymers.
In some embodiments, emulsifier includes the isomerous tridecanol polyoxy that weight ratio is 25-30:50-60:10-15
Vinethene -5- ethylene oxide: isomerous tridecanol polyoxyethylene ether -9- ethylene oxide: isomerous tridecanol polyoxyethylene ether -6- epoxy
Ethane.
In the tire mold release agent of the embodiment of the present invention, emulsifier is added, emulsifier can be the silicon in the tire mold release agent
Oil component provides excellent emulsifying effectiveness, and wherein ingredient can be further ensured that the emulsification effect of the emulsifier using aforementioned proportion
Fruit is easy to cause the effect of the emulsifier to reduce or change, emulsifier if the proportion of ingredient and ingredient changes
Match it is bad in the case where, the lotion of the tire mold release agent will be unstable, be easy demulsification floating oil.
Above-mentioned emulsifier component used in the embodiment of the present invention is easily dispersed or dissolved in water, has excellent wetting
Property, permeability and emulsibility, less than general silicone oil emulsification agent dosage, emulsifying effectiveness is good, and lotion is more stable.Above-mentioned isomery 13
Alcohol polyoxyethylene ether -5- ethylene oxide, isomerous tridecanol polyoxyethylene ether -6- ethylene oxide and isomerous tridecanol polyoxyethylene
The effect difference of ether -9- ethylene oxide is spumescence and hydrophilic lipophilic balance (HLB value) by being gradually increased after arriving first, by upper
Parts by weight proportion is stated, can guarantee that the emulsifier while with outstanding emulsification, also has good bubble simultaneously
Foam and amphipathic property.
In some embodiments, acid is glacial acetic acid or citric acid, preferably glacial acetic acid.
In the tire mold release agent of the embodiment of the present invention, acid is added, above-mentioned acid is glacial acetic acid or citric acid, is preferably prepared
More easily glacial acetic acid.Since tire mold release agent is a kind of silicone oil emulsion, sour effect is to adjust the pH value of lotion, keeps lotion
Stability, improve peeling effect.
In some embodiments, solubilizer be glycerine, propylene glycol, isopropanol, in diethylene glycol monobutyl ether at least
One kind, preferably glycerine.
In the tire mold release agent of the embodiment of the present invention, solubilizer is added, solubilizer refers to that the surface with solubilising power is living
Property agent, for increasing solubility in the solution for refractory components, which can be enhanced its in the tire mold release agent
His solubility of the ingredient in the tire mold release agent.Wherein, glycerine has solubilising the most excellent.
In some embodiments, preservative is isothiazolinone.
In the tire mold release agent of the embodiment of the present invention, isothiazolinone is added.The effect of preservative is the tire mold release agent
Anti-corrosive properties are provided, the corrupt, rotten of slurry in production process is prevented, it is made to keep its functionality in the longer time.
The embodiment of the invention also provides the preferred material used of ingredient each in release agent, above-mentioned each components above
Between cooperate, the tire mold release agent prepared have excellent performance, demoulding efficiency and quality can be improved.
A kind of preparation method of above-mentioned tire mold release agent of the offer of the embodiment of the present invention, comprising the following steps: by long alkane
Base modified dimethyl polysiloxane, partial amount deionized water, hydroxyl modification polydimethyl siloxane fluid lotion, partial amount deionized water,
It is stirred and stirs evenly, add polydimethyl siloxane fluid lotion, the deionized water of surplus is eventually adding preservative, is stirred, obtains
To tire mold release agent.
A kind of preparation method of above-mentioned tire mold release agent of the offer of the embodiment of the present invention, first by long chain alkyl modified poly- two
Methylsiloxane is mixed with deionized water, stirring and dissolving, and hydroxyl modification polydimethyl siloxane fluid lotion is mixed with deionized water, stirring
Dissolution is added polydimethyl siloxane fluid lotion and deionized water, is stirred, is eventually adding preservative, be stirred, obtain aqueous
Release agent.By the mixing of above-mentioned substep, it is sufficiently mixed each component, is eventually adding preservative, extends rubber stripper
The service life of agent.
In some embodiments, the time being stirred under room temperature is 10-15min.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
55 parts by weight of dimethyl silicone polymer, 5 parts by weight of emulsifier are slowly added to after mixing stirs evenly 30 minutes under room temperature
40 parts by weight of deionized water, stir evenly, and are eventually adding 1.5 parts by weight of glacial acetic acid and adjust pH value, poly dimethyl silicon can be obtained
Fat liquor.
Embodiment 2
30 parts by weight of hydroxyl modification polydimethyl siloxane fluid, mixing stirs evenly after twenty minutes under 5 parts by weight room temperature of emulsifier, is added
Sour 1-5 parts by weight, 10 parts by weight of deionized water, after 15 minutes are mixed according to parts by weight under room temperature, be slowly added to from
Sub- 55 parts by weight of water stir evenly, and are eventually adding 8 parts by weight of solubilizer, and hydroxyl modification polydimethyl siloxane fluid lotion can be obtained.
Embodiment 3
9 parts by weight of hydroxyl modification polydimethyl siloxane fluid lotion, 8 parts by weight of deionized water mix according to parts by weight to be stirred evenly
Afterwards, 25 parts by weight of polydimethyl siloxane fluid lotion are added, 25 parts by weight of deionized water are eventually adding 0.01 parts by weight of preservative,
Aqueous release agent can be obtained.
Embodiment 4
Long chain alkyl modified 18 parts by weight of dimethyl silicone polymer, 20 parts by weight of deionized water, according to parts by weight under room temperature
After number mixing stirs evenly, 25 parts by weight of polydimethyl siloxane fluid lotion are added, 25 parts by weight of deionized water are eventually adding preservative
0.01 parts by weight, can be obtained aqueous release agent.
Embodiment 5
Long chain alkyl modified 18 parts by weight of dimethyl silicone polymer, 20 parts by weight of deionized water, hydroxyl modification poly dimethyl
9 parts by weight of silicone oil emulsion, 8 parts by weight of deionized water mix according to parts by weight stir evenly after, add polydimethyl siloxane fluid lotion
25 parts by weight, 25 parts by weight of deionized water are eventually adding 0.01 parts by weight of preservative, aqueous release agent can be obtained.
100 degree of solid wax is poured into the metal die for being sprayed with sample, mould separating situation, testing standard are observed are as follows:
Do not corrode metal, high temperature resistant, stripping result is good, good film-forming property, and following table 1 is the demoulding situation in 1-5 of the embodiment of the present invention:
Demoulding situation in 1 1-5 of the embodiment of the present invention of table
By the above table 1 it can be seen that testing in sample 1 time, 3 times, 5 times, 7 times, 9 times, 11 in 1-5 of the embodiment of the present invention
Secondary and 13 stripping results, the polydimethyl siloxane fluid lotion demolding performace in embodiment 1 is than the hydroxyl modification in embodiment 2
Polydimethyl siloxane fluid lotion is slightly good, but desired effect is not achieved, and the demoulding of polydimethyl siloxane fluid lotion and hydroxyl change in embodiment 3
Property polydimethyl siloxane fluid latex composite compounding promote demolding performace, long chain alkyl modified dimethyl silicone polymer performance ratio in embodiment 4
Slightly better than hydroxyl modification polydimethyl siloxane fluid lotion, the release agent effect that three compounds out in embodiment 5 is best.
To sum up, the invention proposes a kind of tire mold release agent and preparation method thereof, the raw material including following parts by weight: poly- two
20-25 parts of methyl-silicone oil emulsion, 8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, long chain alkyl modified dimethyl silicone polymer
15-20 parts, 40-55 parts of deionized water and 0.01-0.001 parts of preservative.The aqueous tire prepared in the embodiment of the present invention is de-
Mould agent is a without solvent organic silicon emulsion special modified, is used for mold, can the opposite dimensional accuracy for improving tire part,
And the effect of rubber pattern cleaning agent is significantly improved, the product is anti-oxidant, and high temperature resistant is non-toxic and tasteless, no inflammable and protection mold etc.
Feature, easy to use, safety, primary spraying can be demoulded repeatedly.It is molded suitable for tire, rubber slab, rubber pad, sebific duct etc.
Demoulding, isolation and the lubricating action of product.
Technical solution provided in an embodiment of the present invention has the following beneficial effects:
1) product uses pre-emulsification technology, and the storage that product emulsion is improved while guaranteeing the stripping result of product is steady
It is qualitative；
2) product is free of organic solvent, cross-linked polymer at the operational stablize by performance, and nothing has using water as decentralized medium
Evil substance release, for environmentally friendly friendly product；
3) the preparation method processing step of product is simple, without using harsh equipment and defers to complicated operating instruction simultaneously
The technical effect that product can be protected embodies comprehensively；
4) product is easy to use, and lotion can be used directly or use after being diluted with water, and spraying or brushing can be used；
5) properties of product are stablized, non-corrosive to mold, do not pollute mold.
Embodiments described above is a part of the embodiment of the present invention, instead of all the embodiments.Reality of the invention
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of tire mold release agent, which is characterized in that the raw material including following parts by weight: 20-25 parts of polydimethyl siloxane fluid lotion,
8-15 parts of hydroxyl modification polydimethyl siloxane fluid lotion, dimethyl silicone polymer 15-20 parts long chain alkyl modified, deionized water 40-
55 parts and 0.01-0.001 parts of preservative.
2. tire mold release agent according to claim 1, which is characterized in that the polydimethyl siloxane fluid lotion includes weight ratio
For the dimethyl silicone polymer of 50-55:5-10:40-55:1-5: emulsifier: deionized water: acid, the dimethyl silicone polymer
Viscosity be 300-1000mPa.s.
3. tire mold release agent according to claim 1, which is characterized in that the hydroxyl modification polydimethyl siloxane fluid lotion packet
Include the hydroxyl modification dimethyl silicone polymer that weight ratio is 40-50:5-10:45-55:1-5:5-10: emulsifier: deionized water:
Acid: solubilizer, the viscosity of the hydroxyl modification dimethyl silicone polymer are 80000-500000mPa.s.
4. tire mold release agent according to claim 1, which is characterized in that the long chain alkyl modified dimethyl silicone polymer
In alkyl number be 16-20.
5. tire mold release agent according to claim 2 or 3, which is characterized in that the emulsifier includes that weight ratio is 25-
Isomerous tridecanol polyoxyethylene ether -5- the ethylene oxide of 30:50-60:10-15: isomerous tridecanol polyoxyethylene ether -9- epoxy second
Alkane: isomerous tridecanol polyoxyethylene ether -6- ethylene oxide.
6. tire mold release agent according to claim 2 or 3, which is characterized in that the acid is selected from glacial acetic acid or citric acid, excellent
It is selected as glacial acetic acid.
7. tire mold release agent according to claim 3, which is characterized in that the solubilizer includes glycerine, propylene glycol, different
One of propyl alcohol and diethylene glycol monobutyl ether are a variety of, preferably glycerine.
8. tire mold release agent according to claim 1, which is characterized in that the preservative is isothiazolinone.
9. a kind of preparation method of tire mold release agent according to claim 1-8, which is characterized in that including following
Step:
By the long chain alkyl modified dimethyl silicone polymer, deionized water described in partial amount, the hydroxyl modification poly dimethyl
Silicone oil emulsion, deionized water described in partial amount, is stirred and stirs evenly, and adds the polydimethyl siloxane fluid lotion, described in surplus
Deionized water is eventually adding the preservative, is stirred, and obtains the tire mold release agent.
10. the preparation method of tire mold release agent according to claim 9, which is characterized in that described to be stirred the time equal
For 10-15min.
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| CN201811251635.3A CN109228057B (en) | 2018-10-25 | 2018-10-25 | Tire release agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811251635.3A CN109228057B (en) | 2018-10-25 | 2018-10-25 | Tire release agent and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567416A (en) * | 2019-08-06 | 2019-12-13 | 河南中烟工业有限责任公司 | Method for measuring aperture and cylindricity of standard constant-current hole |
| 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 |
| CN111958891A (en) * | 2020-08-10 | 2020-11-20 | 浙江昂扬新材料科技有限公司 | Polysilane type tyre isolating agent |
| KR102204893B1 (en) * | 2019-12-02 | 2021-01-19 | 넥센타이어 주식회사 | Release agent for Tire Mold |
| CN112831364A (en) * | 2021-02-24 | 2021-05-25 | 烟台大学 | Resin-based composite material water-based release agent and preparation method thereof |
| CN116554717A (en) * | 2023-04-27 | 2023-08-08 | 天津福尔欣汽车线缆有限公司 | Isolating agent for silicon rubber insulated automobile cable and coating process method |
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2018
- 2018-10-25 CN CN201811251635.3A patent/CN109228057B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567416A (en) * | 2019-08-06 | 2019-12-13 | 河南中烟工业有限责任公司 | Method for measuring aperture and cylindricity of standard constant-current hole |
| KR102204893B1 (en) * | 2019-12-02 | 2021-01-19 | 넥센타이어 주식회사 | Release agent for Tire Mold |
| 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 |
| CN111958891A (en) * | 2020-08-10 | 2020-11-20 | 浙江昂扬新材料科技有限公司 | Polysilane type tyre isolating agent |
| CN111958891B (en) * | 2020-08-10 | 2022-06-21 | 浙江昂扬新材料科技有限公司 | Polysilane type tyre isolating agent |
| CN112831364A (en) * | 2021-02-24 | 2021-05-25 | 烟台大学 | Resin-based composite material water-based release agent and preparation method thereof |
| CN116554717A (en) * | 2023-04-27 | 2023-08-08 | 天津福尔欣汽车线缆有限公司 | Isolating agent for silicon rubber insulated automobile cable and coating process method |
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| Publication number | Publication date |
|---|---|
| CN109228057B (en) | 2020-11-27 |
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