CN103421327B - A kind of mixings composition for organosilicon fiberglass sleeve and synthesis technique thereof - Google Patents
A kind of mixings composition for organosilicon fiberglass sleeve and synthesis technique thereof Download PDFInfo
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- CN103421327B CN103421327B CN201310358479.1A CN201310358479A CN103421327B CN 103421327 B CN103421327 B CN 103421327B CN 201310358479 A CN201310358479 A CN 201310358479A CN 103421327 B CN103421327 B CN 103421327B
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Abstract
The present invention relates to a kind of mixings composition for organosilicon fiberglass sleeve and synthesis technique thereof.Described mixings composition is made primarily of following raw material by mass percentage: methyl vinyl silicone rubber 5 ~ 65%; Methyl phenyl silicone rubber 6 ~ 62%; White carbon black 1 ~ 37%, wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 1 ~ 5 times of the mass percentage of white carbon black.Add in kneader by formula ratio by described each component, stirring at normal temperature is even, obtains the mixings composition for organosilicon fiberglass sleeve.The present invention is selected by rational component and content, makes one not containing organic solvent, the semi-solid state mixings composition for organosilicon fiberglass sleeve of environmental protection.In use, described mixings composition is squeezed in the surface of tubular fiberglass cloth by fiberglass sleeve by forcing machine, once shaped, working (machining) efficiency is high.The synthesis technique of described mixings composition is simple, easy to operate.
Description
Technical field
The present invention relates to organosilicon fiberglass sleeve technical field, particularly relate to a kind of mixings composition for organosilicon fiberglass sleeve and synthesis technique thereof.
Background technology
At present, the moulding process of fiberglass pipe solidifies after glass fiber solvent impregnated resin in the high speed of polymerization device of photoelectric heat one, through traction pultrusion.Because used resin variety is different, therefore there is the title of fiberglass reinforced plastic, fiber glass epoxy, phenolic fiberglass reinforced plastics, there is light weight and hard, the features such as non-conductive, physical strength is high, anti-aging, high temperature resistant, corrosion-resistant.Fiberglass pipe to achieve in industries such as oil, electric power, chemical industry, papermaking, urban water supply and sewerage, plant effuent process, sea water desaltination, coal gas conveyings with its unique many advantages and applies widely.
CN102120884A discloses a kind of silicon composition being coated on fiberglass braided sleeve pipe or fiberglass braided wire surface.This silicon composition has the component of following weight parts: methyl vinyl silicone rubber 100 ~ 150 parts, methyl ethylene melting silicone rubber 100 ~ 200 parts, methyl vinyl silicon oil 10 ~ 30 parts, Methyl Hydrogen Polysiloxane Fluid 4 ~ 20 parts, 1 ~ 2 part, inhibitor, solvent 700 ~ 800 parts.Preparation method is: methyl vinyl silicone rubber, methyl ethylene melting silicone rubber and solvent to be joined in homogenizer according to described formula and stir 6h ~ 8h, until dissolve completely; Then in homogenizer, add methyl vinyl silicon oil, Methyl Hydrogen Polysiloxane Fluid and inhibitor according to described formula, stir.
The existing majority of the silicon composition for fiberglass sleeve is liquid, needs to add the organic solvents such as dimethylbenzene in its preparation process.In use, there is stronger hazardness to human body and surrounding environment, be difficult to satisfied current environmental requirement.In addition, in use, adopt dip coating process, its operation is more complicated, and be difficult to once shaped, working (machining) efficiency is low for existing silicon composition.
Summary of the invention
The object of the invention is to the deficiency for existing issue, propose a kind of mixings composition for organosilicon fiberglass sleeve and synthesis technique thereof.
For reaching this object, the present invention by the following technical solutions:
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
Methyl vinyl silicone rubber 5 ~ 65%
Methyl phenyl silicone rubber 6 ~ 62%
White carbon black 1 ~ 37%
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 1 ~ 5 times of the mass percentage of white carbon black.
Methyl vinyl silicone rubber of the present invention has resistant of high or low temperature, can long term operation at-50 ~ 250 DEG C; Have moistureproof and waterproof, electrical insulating property, ageing-resistant, surface is viscosity and hydrophobic nature not, and compression set is little.
The major advantage of methyl phenyl silicone rubber of the present invention is that second-order transition temperature is low, and radiation resistance is good.Can be formed through hydrolysis and copolycondensation by dimethyl organosilane monomer and phenyl organosilane monomer.
After white carbon black of the present invention adds, thermotolerance and the insulating property of rubber unvulcanizate can be improved.
The mass percentage of methyl vinyl silicone rubber of the present invention can select 5.02 ~ 64.7%, 8 ~ 61.5%, 11.2 ~ 58.4%, 15.6 ~ 53%, 19.6 ~ 50.1%, 23.7 ~ 43.3%, 28 ~ 40%, 32.4 ~ 37%, 35.4% etc., all can be used for implementing the present invention.
The mass percentage of methyl phenyl silicone rubber of the present invention can select 6.03 ~ 61.8%, 8.4 ~ 60%, 10.2 ~ 53.6%, 14.3 ~ 50%, 16.7 ~ 42.5%, 20.3 ~ 38.7%, 24.4 ~ 34%, 29.5% etc., all can be used for implementing the present invention.
The mass percentage of white carbon black of the present invention can select 1.02 ~ 36.9%, 3 ~ 33.4%, 5.6 ~ 30.7%, 9 ~ 26.7%, 11.3 ~ 22.4%, 15 ~ 20.1%, 18.6% etc., all can be used for implementing the present invention.
The mass percentage sum of methyl vinyl silicone rubber of the present invention and methyl phenyl silicone rubber is 1 ~ 5 times of the mass percentage of white carbon black, specifically can select 1.1 ~ 4.86 times, 1.4 ~ 4.3 times, 2 ~ 4 times, 2.4 ~ 3.5 times, 3 times etc., all can be used for implementing the present invention.
As the preferred technical solution of the present invention, described mixings composition is made primarily of following raw material by mass percentage:
Methyl vinyl silicone rubber 10 ~ 35%
Methyl phenyl silicone rubber 10 ~ 30%
White carbon black 5 ~ 25%
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 2 ~ 3 times of the mass percentage of white carbon black.
The contents of ethylene of methyl vinyl silicone rubber of the present invention is 3 ~ 10%, such as, can select 3.02 ~ 9.6%, 3.4 ~ 9%, 4 ~ 8.1%, 4.37 ~ 7.7%, 4.9 ~ 7%, 5.5 ~ 6.3%, 6% etc., and viscosity is 500 ~ 10000PaS.
The phenyl content of methyl phenyl silicone rubber of the present invention is 0.2 ~ 3%, such as, can select 0.21 ~ 2.96%, 0.4 ~ 2.6%, 0.67 ~ 2.34%, 0.86 ~ 2%, 1.2 ~ 1.76%, 1.5% etc., and viscosity is 500 ~ 10000PaS.
Also structure regulator is comprised in mixings composition raw material of the present invention.
The mass percentage of described structure regulator in mixings composition raw material is 2 ~ 6.2%, such as, can select 2.01 ~ 6.18%, 2.4 ~ 6%, 2.8 ~ 5.4%, 3.1 ~ 5%, 3.7 ~ 4.8%, 4.35% etc., further preferably 3 ~ 5%, most preferably 3.4%.
Described structure regulator is selected from hydroxy silicon oil or dimethyldiethoxysilane.
Also inhibitor is comprised in mixings composition raw material of the present invention.
The mass percentage of described inhibitor in mixings composition raw material is 0.2 ~ 1.8%, such as, can select 0.21 ~ 1.79%, 0.3 ~ 1.62%, 0.43 ~ 1.45%, 0.7 ~ 1.3%, 0.98 ~ 1.12%, 1.04% etc., further preferably 0.5 ~ 1%, most preferably 0.8%.
Described inhibitor is selected from 1-ethynylcyclohexanol or 2-methylbutynol.
Also linking agent is comprised in mixings composition raw material of the present invention.
The mass percentage of described linking agent in mixings composition raw material is 0.2 ~ 7%, such as, can select 0.21 ~ 6.89%, 0.4 ~ 6.5%, 0.53 ~ 6%, 0.86 ~ 5%, 1.4 ~ 4.2%, 2 ~ 3.6%, 2.3 ~ 3.1%, 2.7% etc., further preferably 0.5 ~ 5%, most preferably 3%.
Described linking agent is selected from (1) R-Si-R ', R=Me, Et, Ar, R '=OMe, OEt, Aco; (2) Si(OR "
4), R "=Me, Et; (3) silane coupling agent or (4) containing hydrogen silicone oil oligopolymer.
Also catalyzer is comprised in mixings composition raw material of the present invention.
The mass percentage of described catalyzer in mixings composition raw material is 0.6 ~ 4%, such as, can select 0.61 ~ 3.89%, 0.8 ~ 3.64%, 1.03 ~ 3.31%, 1.4 ~ 3.09%, 1.85 ~ 2.76%, 2.33 ~ 2.52%, 2.4% etc., further preferably 1 ~ 3%, most preferably 1.5%.
Described catalyzer is selected from Platinic chloride or dibutyl tin laurate.
As the preferred technical solution of the present invention, described mixings composition is made primarily of following raw material by mass percentage:
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 2 ~ 3 times of the mass percentage of white carbon black.
As the most preferred technical scheme of the present invention, described mixings composition is made primarily of following raw material by mass percentage:
" comprising " of the present invention, mean it except described component, can also comprise other components, these other components give described composition different characteristics.In addition, " comprising " of the present invention, can also replace with enclosed " being " or " by ... composition ".
The present invention also provides a kind of synthesis technique of mixings composition as above, adds in kneader by formula ratio by described various raw material, and stirring at normal temperature is even, obtains the mixings composition for organosilicon fiberglass sleeve.
Compared with prior art scheme, the present invention has following beneficial effect:
The present invention is selected by rational raw material and content, makes one not containing organic solvent, the semi-solid state mixings composition for organosilicon fiberglass sleeve of environmental protection.In use, described mixings composition is squeezed in the surface of tubular fiberglass cloth by fiberglass sleeve by forcing machine, once shaped, working (machining) efficiency is high.The organosilicon fiberglass sleeve made has good resistance to elevated temperatures, and surface flatness is also very high.
The synthesis technique of described mixings composition is simple, easy to operate.
The present invention is described in more detail below.But following example is only simple and easy example of the present invention, and do not represent or limit the scope of the present invention, protection scope of the present invention is as the criterion with claims.
Embodiment
For better the present invention being described, be convenient to understand technical scheme of the present invention, typical but non-limiting embodiment of the present invention is as follows:
Embodiment 1
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 4%, and viscosity is 10000PaS;
The phenyl content of described methyl phenyl silicone rubber is 1%, and viscosity is 500PaS.
Add in kneader by formula ratio by described various raw material, stirring at normal temperature is even, obtains the mixings composition for organosilicon fiberglass sleeve.
Embodiment 2
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 6%, and viscosity is 7000PaS;
The phenyl content of described methyl phenyl silicone rubber is 1.3%, and viscosity is 5000PaS.
Its synthesis technique is with embodiment 1.
Embodiment 3
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 7%, and viscosity is 750PaS;
The phenyl content of described methyl phenyl silicone rubber is 3%, and viscosity is 5000PaS.
Its synthesis technique is with embodiment 1.
Embodiment 4
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 10%, and viscosity is 1000PaS;
The phenyl content of described methyl phenyl silicone rubber is 0.2%, and viscosity is 8000PaS.
Its synthesis technique is with embodiment 1.
Embodiment 5
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 3%, and viscosity is 500PaS;
The phenyl content of described methyl phenyl silicone rubber is 0.2%, and viscosity is 10000PaS.
Its synthesis technique is with embodiment 1.
Embodiment 6
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 10%, and viscosity is 10000PaS;
The phenyl content of described methyl phenyl silicone rubber is 3%, and viscosity is 500PaS.
Its synthesis technique is with embodiment 1.
Embodiment 7
For a mixings composition for organosilicon fiberglass sleeve, described mixings composition is made primarily of following raw material by mass percentage:
The contents of ethylene of described methyl vinyl silicone rubber is 7%, and viscosity is 5000PaS;
The phenyl content of described methyl phenyl silicone rubber is 2%, and viscosity is 7000PaS.
Its synthesis technique is with embodiment 1.
Applicant states, person of ordinary skill in the field is on the basis of above-described embodiment, by the concrete content point value of above-described embodiment component, combined with the technical scheme of summary of the invention part, thus the new numerical range produced, also be one of record scope of the present invention, the application, for making specification sheets simple and clear, no longer enumerates these numerical ranges.
Applicant states, the present invention illustrates synthesis step of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned synthesis step, does not namely mean that the present invention must rely on above-mentioned synthesis step and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of ancillary component, the concrete way choice etc. of raw material selected by the present invention, all drops within protection scope of the present invention and open scope.
Claims (17)
1. for a mixings composition for organosilicon fiberglass sleeve, it is characterized in that, described mixings composition is made primarily of following raw material by mass percentage:
Methyl vinyl silicone rubber 5 ~ 65%
Methyl phenyl silicone rubber 6 ~ 62%
White carbon black 1 ~ 37%
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 1 ~ 5 times of the mass percentage of white carbon black;
The contents of ethylene of described methyl vinyl silicone rubber is 3 ~ 10%, and viscosity is 500 ~ 10000PaS;
The phenyl content of described methyl phenyl silicone rubber is 0.2 ~ 3%, and viscosity is 500 ~ 10000PaS;
Also structure regulator is comprised in described mixings composition raw material; The mass percentage of described structure regulator in mixings composition raw material is 2 ~ 6.2%;
Also inhibitor is comprised in described mixings composition raw material; The mass percentage of described inhibitor in mixings composition raw material is 0.2 ~ 1.8%;
Also linking agent is comprised in described mixings composition raw material; The mass percentage of described linking agent in mixings composition raw material is 0.2 ~ 7%;
Also catalyzer is comprised in described mixings composition raw material; The mass percentage of described catalyzer in mixings composition raw material is 0.6 ~ 4%.
2. mixings composition as claimed in claim 1, it is characterized in that, described mixings composition is made primarily of following raw material by mass percentage:
Methyl vinyl silicone rubber 10 ~ 35%
Methyl phenyl silicone rubber 10 ~ 30%
White carbon black 5 ~ 25%
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 2 ~ 3 times of the mass percentage of white carbon black;
The contents of ethylene of described methyl vinyl silicone rubber is 3 ~ 10%, and viscosity is 500 ~ 10000PaS;
The phenyl content of described methyl phenyl silicone rubber is 0.2 ~ 3%, and viscosity is 500 ~ 10000PaS;
Also structure regulator is comprised in described mixings composition raw material; The mass percentage of described structure regulator in mixings composition raw material is 2 ~ 6.2%;
Also inhibitor is comprised in described mixings composition raw material; The mass percentage of described inhibitor in mixings composition raw material is 0.2 ~ 1.8%;
Also linking agent is comprised in described mixings composition raw material; The mass percentage of described linking agent in mixings composition raw material is 0.2 ~ 7%;
Also catalyzer is comprised in described mixings composition raw material; The mass percentage of described catalyzer in mixings composition raw material is 0.6 ~ 4%.
3. mixings composition as claimed in claim 1, it is characterized in that, the mass percentage of described structure regulator in mixings composition raw material is 3 ~ 5%.
4. mixings composition as claimed in claim 3, it is characterized in that, the mass percentage of described structure regulator in mixings composition raw material is 3.4%.
5. mixings composition as claimed in claim 1, it is characterized in that, described structure regulator is selected from hydroxy silicon oil or dimethyldiethoxysilane.
6. mixings composition as claimed in claim 1, it is characterized in that, the mass percentage of described inhibitor in mixings composition raw material is 0.5 ~ 1%.
7. mixings composition as claimed in claim 6, it is characterized in that, the mass percentage of described inhibitor in mixings composition raw material is 0.8%.
8. mixings composition as claimed in claim 1, it is characterized in that, described inhibitor is selected from 1-ethynylcyclohexanol or 2-methylbutynol.
9. mixings composition as claimed in claim 1, it is characterized in that, the mass percentage of described linking agent in mixings composition raw material is 0.5 ~ 5%.
10. mixings composition as claimed in claim 9, it is characterized in that, the mass percentage of described linking agent in mixings composition raw material is 3%.
11. mixings compositions as claimed in claim 1, it is characterized in that, described linking agent is selected from (1) R-Si-R ', R=Me, Et, Ar, R '=OMe, OEt, Aco; (2) Si (OR "
4), R "=Me, Et; (3) silane coupling agent or (4) containing hydrogen silicone oil oligopolymer.
12. mixings compositions as claimed in claim 1, it is characterized in that, the mass percentage of described catalyzer in mixings composition raw material is 1 ~ 3%.
13. mixings compositions as claimed in claim 12, it is characterized in that, the mass percentage of described catalyzer in mixings composition raw material is 1.5%.
14. mixings compositions as claimed in claim 1, it is characterized in that, described catalyzer is selected from Platinic chloride or dibutyl tin laurate.
15. mixings compositions as described in one of claim 1-7, it is characterized in that, described mixings composition is made primarily of following raw material by mass percentage:
Wherein, the mass percentage sum of described methyl vinyl silicone rubber and methyl phenyl silicone rubber is 2 ~ 3 times of the mass percentage of white carbon black.
16. mixings compositions as described in one of claim 1-8, it is characterized in that, described mixings composition is made primarily of following raw material by mass percentage:
The synthesis technique of 17. 1 kinds of mixings compositions as described in one of claim 1-16, is characterized in that, adds in kneader by formula ratio by described various raw material, and stirring at normal temperature is even, obtains the mixings composition for organosilicon fiberglass sleeve.
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Effective date of registration: 20160624 Address after: 226017 Jiangsu city of Nantong Province Economic and Technological Development Zone Road, No. 31. Patentee after: Shengda Technology (Nantong) Co., Ltd. Address before: 214135 Jiangsu Province, Wuxi City District Qingyuan Road No. 18 Pacific Park University Science Park building 530 A908 Patentee before: Lu Ru |