CN105131779B - A kind of ultraviolet curing organic silicon mould release and preparation method thereof - Google Patents
A kind of ultraviolet curing organic silicon mould release and preparation method thereof Download PDFInfo
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- CN105131779B CN105131779B CN201510580876.2A CN201510580876A CN105131779B CN 105131779 B CN105131779 B CN 105131779B CN 201510580876 A CN201510580876 A CN 201510580876A CN 105131779 B CN105131779 B CN 105131779B
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Abstract
A kind of ultraviolet curing organic silicon mould release of the present invention, is prepared by the raw material of following parts by weight：100 parts of amido silicon oil, 2 15 parts of glycidyl methacrylate, 5 100 parts of reactive diluent, 0.1 2 parts of antioxidant, 08 parts of high viscosity methyl-silicone oil, 0.1 10 parts of photoinitiator, 100 300 parts of solvent.The present invention also provides the preparation methods of above-mentioned silicone release agent, each reaction raw materials are weighed according to weight ratio, then amido silicon oil, glycidyl methacrylate, antioxidant, solvent are added in a reaction vessel, after the reaction was complete, reactive diluent, high viscosity methyl-silicone oil, photoinitiator are added in mixed liquor and added, is stirred evenly.The silicone release agent solidification temperature of the present invention is low, and obtained coating transparent is colourless, can generate good release effect, and peeling force is low, and water resistant oil pickup ability is strong, can be applied to the extexines such as metal, ceramics, glass.
Description
Technical field
The invention belongs to chemical fields, are related to a kind of coating, specifically a kind of ultraviolet curing organic silicon mould release
And preparation method thereof.
Background technology
Organic silicon coating is an important directions of dirty paint field anti-stick at present.Due to its with low surface tension, thoroughly
The advantages that bright, nontoxic, high temperature resistant, good weatherability, is widely used in metal, ceramics, paper, plastics, textile surface as anti-
Dirty coating or anti-adhesive coating material use.
The organosilicon coating used in the past mostly using vinyl organosilicon as resin, containing hydrogen silicone oil as crosslinking agent,
Metal platinum is catalyst, in 130~230 DEG C of curings.Since solidification temperature is higher, need to expend big energy, for intolerant to height
The base material of temperature is likely to result in product such as paper, plastics and is denaturalized, and limits its scope of application.
Invention content
For above-mentioned technical problem of the prior art, the present invention provides a kind of ultraviolet curing organic silicon mould release and
Preparation method, this ultraviolet curing organic silicon mould release and preparation method thereof solves of the prior art organic
Silicon coating is since solidification temperature is higher, the technical issues of product being caused to be denaturalized the base material of non-refractory.
The present invention provides a kind of ultraviolet curing organic silicon mould releases, are made from the following raw materials in parts by weight：
100 parts of amido silicon oil,
2-15 parts of glycidyl methacrylate,
5-100 parts of reactive diluent,
0.1-2 parts of antioxidant,
1-8 parts of high viscosity methyl-silicone oil,
0.1-10 parts of photoinitiator,
100-300 parts of solvent.
Further, the ammonia value of the amido silicon oil is 0.7-1, and kinematic viscosity is in 10000~200000mPas.
Further, there are one amino group or have two on an amino side chain of the highly viscous amido silicon oil
A or three amino groups.
Further, the reactive diluent refers to that UV curing field has acrylic acid groups or metering system
The activated monomer of acid groups, the reactive diluent is mono-functional reactive's monomer or is with Shangguan containing 2 or 2
The activated monomer that can be rolled into a ball.
Further, the antioxidant be polyatomic phenol have anti-oxidation function compound, such as hydroquinone,
Tertiary butyl Pyrogentisinic Acid etc..
Further, the methyl-silicone oil for dimethicone or methyl phenyl silicone oil or is side chain by polyethers
Or the methyl-silicone oil of long chain alkane substitution.
Further, the photoinitiator refers to generate with initiation free radical under ultraviolet light
Compound.
Further, the solvent is in petroleum ether, gasoline, benzene,toluene,xylene, ethylbenzene or hexamethylene
One or more than one kinds of mixtures.
Further, the high viscosity methyl-silicone oil for dimethicone or methyl phenyl silicone oil or is side chain
By the methyl-silicone oil that polyethers or long chain alkane replace, range of viscosities is between 10000 CTS to 1000000 CTS.
Further, the reactive diluent includes but not limited to methyl acrylate, ethyl acrylate, acrylic acid fourth
Ester, methyl methacrylate, ethyl methacrylate, butyl methacrylate, tri (propylene glycol) diacrylate, two contractings three
Glycol diacrylate, neopentylglycol diacrylate, hexanediyl ester, trimethylolpropane trimethacrylate,
Or glycerol tri-acrylate.
Further, the photoinitiator is 2- hydroxy-2-methyl -1- phenyl -1- acetone（Referred to as：1173）, 1- hydroxyls
Butylcyclohexyl phenyl ketone（Referred to as：184）, 2- methyl -2- (4- morpholinyls) -1- [4- (methyl mercapto) phenyl] -1- acetone（Letter
Claim：907）, 1- (4- morpholinyl phenyls) -2- (dimethyl amine) -2- benzyl -1- butanone（Referred to as：369）Or benzophenone（Letter
Claim：BP）.
The present invention also provides a kind of preparation methods of above-mentioned ultraviolet curing organic silicon mould release, it is characterised in that：
Amido silicon oil, glycidyl methacrylate, reactive diluent, antioxidant, high viscosity methyl silicon are weighed according to weight ratio
Amido silicon oil, glycidyl methacrylate, antioxidant, solvent are added in a reaction and held by oil, photoinitiator, solvent
It in device, is reacted under conditions of 20~60 DEG C, after the reaction was complete, by reactive diluent, high viscosity methyl-silicone oil, photoinitiator
It adds wherein, stirs evenly, obtain a kind of ultraviolet curing organic silicon mould release.
Methyl-silicone oil of the present invention can slowly penetrate into coating surface after curing of coatings and form film, thus into
One step reduces the surface tension of coating, promotes anti-stick dirty effect.When coating is as friction surface, supplement coating table can be continued
The methyl-silicone oil that face is worn.The solvent mainly plays dissolving and dilutes amido silicon oil, glycidyl methacrylate, height
The effect of viscosity methyl-silicone oil provides facility, while one thin convenient for being formed when mould release is constructed for mould release mixing, reaction
Paint film, the thin paint film is primarily referred to as its thickness at 5 microns hereinafter, especially at 0.3 micron to 1.5 micron ranges,
If the thin paint film prepares the substrate surface in porous or more defects, how whether apertures and defect sturcture and size become
Change, the mould release can be partially filling up hole and defect sturcture, can also be filled up completely hole and defect sturcture.
A kind of ultraviolet curing organic silicon mould release of the present invention is in use, may be used the side such as spraying, brushing
Formula is coated on the extexines such as metal, ceramics, glass, paper, plastics, textile, after the solvent is volatilized, using ultraviolet light
The lower release coating of curing.The modes such as forced-air blast, infra-red drying may be used, vacuumizes in the mould release solvent volatilization process
To strengthen.
The organic silicon monomer of light sensitivity is obtained by the reaction in photosensitive group and organic siliconresin by the present invention, then in photoinitiator
It can cure under ultraviolet light in normal temperature environment, avoid the need for high temperature curing process, saved the energy.The mould release is consolidated
It is low to change temperature, lines matching can be produced with full automatic photocuring, save energy, base material ecad is good.
A kind of ultraviolet curing organic silicon mould release provided by the invention be suitable for for metal, ceramics, glass, paper,
The outer surfaces such as plastics, textile are used as release coating, compared with the organosilicon for needing hot setting, have been expanded using model
It encloses.
The present invention is compared with prior art, and technological progress is significant.The present invention is used and is connected on organic siliconresin
Methacrylate functional is transformed into polymerizable photosensitive resin, so as to realize organosilicon under room temperature open environment
The curing of mould release, solidification temperature is low, can be used for serialization coating UV curing process, obtained coating transparent without
Color can generate good release effect, and peeling force is low, and water resistant oil pickup ability is strong, can be applied to metal, ceramics, glass etc.
Extexine, use scope are extensive.
Specific embodiment
The present invention will be described in detail with reference to specific examples.
Embodiment 1
A kind of ultraviolet curing organic silicon mould release, is made from the following raw materials in parts by weight：100 parts of amido silicon oil（Ammonia value
0.7-1, kinematic viscosity：150000 mPa·s）, 10 parts of glycidyl methacrylate, 10 parts of hexanediyl ester,
3 parts, No. 92 0.2 part of hydroquinone, 1,000,000 5 parts of CTS high viscositys methyl-silicone oils, 1- hydroxycyclohexyl phenyl ketones gasoline
150 parts.
A kind of preparation method of ultraviolet curing organic silicon mould release is as follows：
By 0.2 part, No. 92 100 parts of amido silicon oil, 10 parts of glycidyl methacrylate, hydroquinone 150 parts of gasoline
It puts into mixing kettle, stirring at normal temperature is overnight, then adds in 10 parts of hexanediyl ester, 1000000 under agitation
5 parts of CTS high viscositys methyl-silicone oil, 3 parts of 1- hydroxycyclohexyl phenyl ketones, are uniformly mixed, and obtain a kind of purple of the present invention
Outer photo-curable silicone mould release.
Above-mentioned ultraviolet curing organic silicon mould release in use, may be used the modes such as spraying, brushing be coated on metal,
Ceramics, paper, plastics, on textile, after the solvent is volatilized, cure glass under ultraviolet light, obtain silicone release painting
Layer.
Wax of the present invention, which slides sense silicone release agent adhesive force, can reach 1 grade, and surface tension is low, and release effect is good,
Print resistance can be good.
Embodiment 2
A kind of ultraviolet curing organic silicon mould release, is made from the following raw materials in parts by weight：100 parts of amido silicon oil（Ammonia value
0.6-0.8, kinematic viscosity：10000 mPa·s）, 5 parts of glycidyl methacrylate, tri (propylene glycol) diacrylate
20 parts, 0.1 part of tert-butyl hydroquinone, 500,000 10 parts of CTS high viscositys methyl-silicone oils, 2- hydroxy-2-methyl -1- phenyl -1-
2 parts, No. 92 100 parts of gasoline of acetone.
A kind of preparation method of ultraviolet curing organic silicon mould release is as follows：
By 0.1 part, No. 92 100 parts of amido silicon oil, 5 parts of glycidyl methacrylate, tertiary butyl Pyrogentisinic Acid gasoline 100
Part input mixing kettle in, stirring at normal temperature stay overnight then under agitation addition 20 parts of tri (propylene glycol) diacrylate,
500000 10 parts of CTS high viscositys methyl-silicone oils, 2 parts of 2- hydroxy-2-methyl -1- phenyl -1- acetone, are uniformly mixed, obtain
A kind of ultraviolet curing organic silicon mould release of the present invention.
Above-mentioned ultraviolet curing organic silicon mould release in use, may be used the modes such as spraying, brushing be coated on metal,
Ceramics, paper, plastics, on textile, after the solvent is volatilized, cure glass under ultraviolet light, obtain silicone release painting
Layer.
Wax of the present invention, which slides sense silicone release agent adhesive force, can reach 1 grade, and surface tension is low, and release effect is good,
Print resistance can be good.
Claims (2)
1. a kind of ultraviolet curing organic silicon mould release, which is characterized in that be made from the following raw materials in parts by weight：
The ammonia value of the amido silicon oil is 0.7-1, and kinematic viscosity is in 10000~200000mPas；
On one amino side chain of the amido silicon oil there are one amino group or there are two or three amino groups；
The high viscosity methyl-silicone oil is dimethicone or methyl phenyl silicone oil or is side chain by polyethers or length
The methyl-silicone oil of alkane substitution, range of viscosities are between 10000cSt to 1000000cSt；
The reactive diluent refers to that UV curing field has acrylic acid groups or the activity of methacrylic acid group
Monomer for mono-functional reactive's monomer or is the activated monomer containing 2 or 2 or more functional groups, including but not limited to third
E pioic acid methyl ester, ethyl acrylate, butyl acrylate, methyl methacrylate, ethyl methacrylate, butyl methacrylate,
Tri (propylene glycol) diacrylate, triethylene-glycol diacrylate, neopentylglycol diacrylate, two propylene of hexylene glycol
Acid esters, trimethylolpropane trimethacrylate or glycerol tri-acrylate；
The antioxidant is the compound that polyatomic phenol has anti-oxidation function, is hydroquinone or tertiary butyl to benzene
Diphenol；
The photoinitiator refers to that the compound with initiation free radical can be generated under ultraviolet light, is 2- hydroxyls
Base -2- methyl-1s-phenyl -1- acetone, 1- hydroxycyclohexyl phenyl ketones, 2- methyl -2- (4- morpholinyls) -1- [4- (first sulphur
Base) phenyl] -1- acetone, 1- (4- morpholinyl phenyls) -2- (dimethyl amine) -2- benzyl -1- butanone or benzophenone；
The solvent in petroleum ether, gasoline, benzene,toluene,xylene, ethylbenzene either hexamethylene it is a kind of or a kind of with
On mixture.
2. a kind of preparation method of ultraviolet curing organic silicon mould release according to claims 1, it is characterised in that：It presses
According to weight ratio weigh amido silicon oil, glycidyl methacrylate, reactive diluent, antioxidant, high viscosity methyl-silicone oil,
Amido silicon oil, glycidyl methacrylate, antioxidant, solvent are added in a reaction vessel by photoinitiator, solvent
In, it reacts under conditions of 20~60 DEG C, after the reaction was complete, reactive diluent, high viscosity methyl-silicone oil, photoinitiator is added again
Enter wherein, stir evenly, obtain a kind of ultraviolet curing organic silicon mould release.
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| CN105462489B (en) * | 2016-01-20 | 2017-10-17 | 上海应用技术学院 | Peelable blue glue and its preparation technology |
| CN105602443B (en) * | 2016-01-20 | 2017-10-27 | 上海应用技术学院 | Peelable blue glue and preparation method |
| CN105719562A (en) * | 2016-01-28 | 2016-06-29 | 安徽盛鼎电器科技有限公司 | Label material free of release paper and making technology of label material |
| CN105949487A (en) * | 2016-05-09 | 2016-09-21 | 吉翔宝（太仓）离型材料科技发展有限公司 | Ultraviolet curable antistatic release film and preparation method thereof |
| CN105906831A (en) * | 2016-05-09 | 2016-08-31 | 吉翔宝（太仓）离型材料科技发展有限公司 | Ultraviolet-cured anti-scraping release film |
| CN106381084B (en) * | 2016-10-17 | 2019-08-27 | 哈尔滨工业大学无锡新材料研究院 | It is a kind of without transfer organosilicon-modified acrylate mould release and preparation method thereof |
| CN107570393A (en) * | 2017-07-19 | 2018-01-12 | 深圳市佰瑞兴实业有限公司 | A kind of coating process of reticulate pattern PET silicone release films |
| CN110886127A (en) * | 2019-12-05 | 2020-03-17 | 江苏双冠新材料科技有限公司 | Preparation method of antibacterial antistatic release paper |
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| CN104479506A (en) * | 2014-06-11 | 2015-04-01 | 深圳职业技术学院 | Stain-resistant UV hybrid curable coating composition and preparation method thereof |
| CN104213465B (en) * | 2014-07-31 | 2016-09-14 | 东莞宏石功能材料科技有限公司 | Refreshing UV paper gloss oil of release effect, superslide and preparation method thereof is had after a kind of UV ultraviolet light polymerization |
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Effective date of registration: 20191114 Address after: 226600 No.16, Lianfa Road, Binhai New District, Haian City, Nantong City, Jiangsu Province Patentee after: Jiangsu Shuangguan New Material Technology Co., Ltd Address before: 200235 Xuhui District, Caobao Road, No. 120, Patentee before: Shanghai Institute of Applied Technology |