CN103131192B - Liquid silicone rubber base sizing material and preparation method thereof as well as organic silicon coating using sizing material and preparation method thereof - Google Patents
Liquid silicone rubber base sizing material and preparation method thereof as well as organic silicon coating using sizing material and preparation method thereof Download PDFInfo
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- CN103131192B CN103131192B CN201310100989.9A CN201310100989A CN103131192B CN 103131192 B CN103131192 B CN 103131192B CN 201310100989 A CN201310100989 A CN 201310100989A CN 103131192 B CN103131192 B CN 103131192B
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Abstract
The invention discloses a liquid silicone rubber base sizing material and a preparation method thereof as well as an organic silicon coating using the sizing material and a preparation method thereof. The liquid silicone rubber base sizing material comprises the following components in parts by weight: 100 parts of polymethyl vinyl siloxane, 20-40 parts of reinforced filler, and 0-40 parts of hexamethyldisilazane. The organic coating prepared by taking the liquid silicone rubber base sizing material as the base sizing material can be coated on a glass fiber insulating bush, so that the glass fiber insulating bush product has the advantages of good thermostability and high voltage resistance. Furthermore, the liquid silicone rubber base sizing material is taken as the base sizing material for producing the organic coating, the consumed solvent in production is less, and the method has the advantages that production cost is saved, contamination is little, and the environment is protected.
Description
Technical field
The present invention relates to a kind of liquid silicon rubber sizing; Also relate to a kind of preparation method preparing described liquid silicon rubber sizing; Also relate to a kind of organosilicon coating adopting described liquid silicon rubber sizing; Also relate to a kind of preparation method preparing this organosilicon coating.
Background technology
In order to make glass fiber insulating sleeve have good resistance to elevated temperatures and high voltage performance, generally coating one deck organosilicon coating can be carried out on glass fiber insulating sleeve.And existing organosilicon coating mainly adopts the non-organic silicon materials such as yellow wax or adopts the organosilicon coating that based on solid-state organosilicon rubber unvulcanizate prepared by glue, for applying glass fiber insulating sleeve.But the organosilicon coating that based on employing yellow wax prepared by glue, during for being coated on glass fiber insulating sleeve, the resistance to elevated temperatures of this type of glass fiber insulating sleeve is poor, applies restricted; Adopt the organosilicon coating that based on solid-state organosilicon rubber unvulcanizate prepared by glue, when it is applied on glass fiber insulating sleeve, the proof voltage of this type of glass fiber insulating sleeve is low, and the solvent consumed in process of production is many, heavy-polluted defect.
Summary of the invention
The object of the invention is to overcome above-mentioned defect in prior art: provide a kind of liquid silicon rubber sizing.
Another object of the present invention is to overcome above-mentioned defect in prior art, a kind of preparation method of described liquid silicon rubber sizing is provided.
Another object of the present invention is to overcome above-mentioned defect in prior art, a kind of organosilicon coating adopting described liquid silicon rubber sizing is provided, this organosilicon coating is applied on glass fiber insulating sleeve and applies, glass fiber insulating sleeve product resistance to elevated temperatures can be made good, and proof voltage is high.
Another object of the present invention is to overcome above-mentioned defect in prior art, a kind of preparation method of described organosilicon coating is provided.
For achieving the above object, technical scheme provided by the invention is as follows: provide a kind of liquid silicon rubber sizing, comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 20 ~ 40 mass parts
Hexamethyldisilazane 0 ~ 40 mass parts;
Wherein, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 100 ~ 200,000 mPa.s, and the rare base content of its second is 0.05% ~ 5.0%mol/mol; The specific surface area of described reinforced filling is 150 ~ 380m
2/ g.
Described reinforced filling is specific surface area is 150 ~ 380m
2one or both mixing in the aerosil of/g or precipitated silica.
A kind of preparation method preparing described liquid silicon rubber sizing is provided, comprises following concrete steps:
(1), successively the viscosity of 100 mass parts under the condition of 25 DEG C is 100 ~ 200,000 mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.05% ~ 5.0%mol/mol, 20 ~ 40 mass parts and specific surface area is 150 ~ 380m
2the hexamethyldisilazane of the reinforced filling of/g, 0 ~ 40 mass parts to drop in kneader and mixes;
(2), after step (1) mixing, be warming up to 120 DEG C ~ 150 DEG C, and carry out adding hot milling 5 ~ 6 hours under the condition of these 120 DEG C ~ 150 DEG C;
(3), after step (2) adds hot milling, more mixing limit, limit vacuumizes 0 ~ 1 hour;
(4), after mixing limit, step (3) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing.
A kind of organosilicon coating adopting described liquid silicon rubber sizing is provided, comprises component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.01 ~ 0.1 mass parts;
Described component B comprises as follows by the component of mass parts:
The hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.5% ~ 1.6% by mass percentage.
Described addition reaction catalyst is the complex compound of platinum and vinyl compound.
Described face material is any one in ferric oxide, titanium oxide or carbon black.
Described solvent is toluene or dimethylbenzene.
A kind of preparation method preparing described organosilicon coating is provided, comprises following concrete steps:
(1), successively by the viscosity of 100 mass parts under the condition of 25 DEG C within the scope of 100 ~ 200,000 mPa.s, and the rare base content of second is the Polymethyl methacrylate of 0.05% ~ 5.0%mol/mol, 20 ~ 40 mass parts and specific surface area is 150 ~ 380m
2the hexamethyldisilazane of the reinforced filling of/g, 0 ~ 40 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 120 DEG C ~ 150 DEG C, and carry out adding hot milling 5 ~ 6 hours under the condition of these 120 DEG C ~ 150 DEG C;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 0 ~ 1 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add 0.5 ~ 1 mass parts hydrogen content be by mass percentage 1.5% ~ 1.6% Methyl Hydrogen Polysiloxane Fluid, 0.01 ~ 0.05 mass parts methylacetylene alcohol, 0 ~ 1 mass parts pigment and 30 ~ 70 parts of solvents, after stirring, filter, obtain component B;
(6), get the Polymethyl methacrylate of 100 mass parts, and add in the addition reaction catalyst of 0.01 ~ 0.1 mass parts, stir, and filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component B obtained through step (five), obtain organosilicon coating.
The beneficial effect of liquid silicon rubber sizing of the present invention and preparation method thereof and the organosilicon coating adopting this sizing material and preparation method thereof is: by providing a kind of liquid silicon rubber sizing of add-on type, and adopt this liquid silicon rubber sizing to prepare organosilicon coating, can be used for being coated on glass fiber insulating sleeve, glass fiber insulating sleeve product is made to have resistance to elevated temperatures good, the advantage that proof voltage is high, thus making the applied range of glass fiber insulating sleeve product, the widespread use with industry is worth.In addition, the liquid silicon rubber sizing described in employing is as the sizing producing organic coating, and the solvent consumed in process of production is few, has and saves production cost, and pollutes little, the advantage of protection of the environment.
Embodiment
The most preferred embodiment of liquid silicon rubber sizing of the present invention and preparation method thereof and the organosilicon coating adopting this sizing material and preparation method thereof, does not therefore limit protection scope of the present invention below.
Embodiment 1:
A kind of liquid silicon rubber sizing is provided, comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 25 mass parts
Hexamethyldisilazane 25 mass parts;
Wherein, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 2000mPa.s, and the rare base content of the second of this Polymethyl methacrylate is 0.8%mol/mol; The specific surface area of described reinforced filling is 300m
2/ g.
Described reinforced filling is specific surface area is 300m
2one or both mixing in the aerosil of/g or precipitated silica, specifically can select according to practical situation.
A kind of preparation method preparing liquid silicon rubber sizing described in embodiment 1 is provided, comprises following concrete steps:
(1), successively the viscosity of 100 mass parts under the condition of 25 DEG C is 2000mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.8%mol/mol, 25 mass parts and specific surface area is 300m
2the hexamethyldisilazane of the aerosil of/g, 25 mass parts to drop in kneader and mixes;
(2), after step (1) mixing, be warming up to 140 DEG C, and under the condition of 140 DEG C, add hot milling 5 hours;
(3), after step (2) adds hot milling, more mixing limit, limit vacuumizes 0.5 hour;
(4), after mixing limit, step (3) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing.
A kind of organosilicon coating adopting the liquid silicon rubber sizing of described embodiment 1 is provided, comprises component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.03 mass parts;
Described Polymethyl methacrylate can be 2000mPa.s for the viscosity under the condition of 25 DEG C, the rare base content of its second is the Polymethyl methacrylate of 0.05% ~ 5.0%mol/mol;
Described component B comprises as follows by the component of mass parts:
And the hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.58% by mass percentage;
In the present embodiment, as preferably, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 2000mPa.s, and the rare base content of its second is 0.8%mol/mol.
As preferably, described addition reaction catalyst is the complex compound of platinum and vinyl compound.
Described solvent is toluene or dimethylbenzene, specifically can select according to actual demand.
A kind of preparation method preparing above-mentioned organosilicon coating is provided, comprises following concrete steps:
(1) be 2000mPa.s by the viscosity of 100 mass parts under the condition of 25 DEG C, successively, and the rare base content of second is the Polymethyl methacrylate of 0.8%mol/mol, 25 mass parts and specific surface area is 300m
2the hexamethyldisilazane of the aerosil of/g, 25 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 140 DEG C, and under the condition of 140 DEG C, add hot milling 5 hours;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 0.5 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add Methyl Hydrogen Polysiloxane Fluid, 0.04 mass parts methylacetylene alcohol and the 50 parts of dimethylbenzene that 0.7 mass parts hydrogen content is 1.58% by mass percentage, after stirring, filter, obtain component B;
(6), get 100 mass parts viscosity at 25 DEG C and be 2000mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.8%mol/mol, and add the complex compound of 0.03 mass parts platinum and the rare based compound of second, after stirring, filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component B obtained through step (five), obtain organosilicon coating.
This organosilicon coating is carried out on the glass fibre sleeve at diameter being 7mm first time coating, after first time has applied, this glass fibre sleeve is put into drying tunnel (temperature 210 DEG C) to dry 15 minutes, after coat is solidified, carry out second time coating again, again this glass fibre sleeve is put into drying tunnel (210 DEG C) after second time has applied and dry solidification in 15 minutes, i.e. available glass fibre sleeve sample, it has the advantage of good resistance to elevated temperatures and high voltage withstanding performance.
Comparative example 1-1:
All the other features of this comparative example 1-1 and preparation technology are with embodiment 1, and its difference is only: the glass fibre sleeve sample obtained is carried out 200 DEG C of high bakes 72 hours.
Embodiment 2:
A kind of liquid silicon rubber sizing is provided, comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 35 mass parts
Hexamethyldisilazane 35 mass parts;
Wherein, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 9000mPa.s, and the rare base content of the second of this Polymethyl methacrylate is 0.5%mol/mol; The specific surface area of described reinforced filling is 380m
2/ g.
Described reinforced filling is specific surface area is 380m
2one or both mixing in the aerosil of/g or precipitated silica, specifically can select according to practical situation.
A kind of preparation method preparing liquid silicon rubber sizing described in embodiment 2 is provided, comprises following concrete steps:
(1), successively the viscosity of 100 mass parts under the condition of 25 DEG C is 9000mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.5%mol/mol, 35 mass parts and specific surface area is 380M
2the hexamethyldisilazane of the aerosil of/g, 35 mass parts to drop in kneader and mixes;
(2), after step (1) mixing, be warming up to 150 DEG C, and under the condition of 150 DEG C, add hot milling 6 hours;
(3), after step (2) adds hot milling, more mixing limit, limit vacuumizes 1 hour;
(4), after mixing limit, step (3) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing.
A kind of organosilicon coating adopting liquid silicon rubber sizing described in embodiment 2 is provided, comprise component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.08 mass parts;
Described component B comprises as follows by the component of mass parts:
And the hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.6% by mass percentage.
And described addition reaction catalyst is the complex compound of platinum and vinyl compound.
Described solvent is toluene or dimethylbenzene, specifically can select according to actual demand.
A kind of preparation method preparing this organosilicon coating is provided, comprises following concrete steps:
(1) be 9000mPa.s by the viscosity of 100 mass parts under the condition of 25 DEG C, successively, and the rare base content of second is the Polymethyl methacrylate of 0.5%mol/mol, 35 mass parts and specific surface area is 380m
2the hexamethyldisilazane of the aerosil of/g, 35 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 150 DEG C, and under the condition of 150 DEG C, add hot milling 6 hours;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 1 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add Methyl Hydrogen Polysiloxane Fluid, 0.03 mass parts methylacetylene alcohol and the 50 parts of dimethylbenzene that 0.9 mass parts hydrogen content is 1.6% by mass percentage, after stirring, filter, obtain component B;
(6), get 100 mass parts viscosity at 25 DEG C and be 2000mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.8%mol/mol, and add the complex compound of 0.08 mass parts platinum and the rare based compound of second, after stirring, filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component obtained through step (five), obtain organosilicon coating.
The glass fibre sleeve that to be used at diameter by this organosilicon coating be 7mm carries out first time coating, after first time apply this glass fibre sleeve put into after drying tunnel (temperature 210 DEG C) baking is cured for 15 minutes, carry out second time coating again, again this glass fibre sleeve is put into drying tunnel (210 DEG C) baking after second time has applied to be cured for 15 minutes, i.e. available glass fibre sleeve sample, this glass fibre sleeve sample its there is the advantage of good resistance to elevated temperatures and high voltage withstanding performance.
Comparative example 2-1:
All the other features of this comparative example 2-1 and preparation technology are with embodiment 2, and its difference is only: the glass fibre sleeve sample obtained is carried out 200 DEG C of high bakes 72 hours.
Table 1 is in above-described embodiment and comparative example, after applying organic coating of the present invention obtain glass fibre sleeve sample carried out proof voltage test test result:
Can draw from table 1, liquid silicon rubber sizing described in organosilicon coating described in the application adopts is its sizing, when being coated on glass fibre sleeve, obtaining all glass fibre sleeve products and there is excellent high temperature resistant and high pressure resistant property, practical.
Embodiment 3:
A kind of liquid silicon rubber sizing is provided, comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 20 mass parts
Hexamethyldisilazane 5 mass parts;
Wherein, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 200mPa.s, and the rare base content of the second of this Polymethyl methacrylate is 0.05%mol/mol; The specific surface area of described reinforced filling is 150m
2/ g.
Described reinforced filling is specific surface area is 150m
2one or both mixing in the aerosil of/g or precipitated silica, specifically can select according to practical situation.
A kind of preparation method preparing liquid silicon rubber sizing described in embodiment 3 is provided, comprises following concrete steps:
(1), successively the viscosity of 100 mass parts under the condition of 25 DEG C is 200mPa.s and the rare base content of second is the Polymethyl methacrylate of 0.05%mol/mol, 20 mass parts and specific surface area is 150m
2the hexamethyldisilazane of the precipitated silica of/g, 5 mass parts to drop in kneader and mixes;
(2), after step (1) mixing, be warming up to 120 DEG C, and carry out adding hot milling 5.5 hours under the condition of 120 DEG C;
(3), after step (2) adds hot milling, more mixing limit, limit vacuumizes 0.2 hour;
(4), through step (3) carry out after mixing limit, limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing.
A kind of organosilicon coating adopting the liquid silicon rubber sizing of described embodiment 3 is provided, comprises component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.02 mass parts;
And described Polymethyl methacrylate can be 100 ~ 200,000 mPa.s for viscosity under the condition of 25 DEG C, the rare base content of its second is the Polymethyl methacrylate of 0.05% ~ 5.0%mol/mol;
Described component B comprises as follows by the component of mass parts:
And the hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.5% by mass percentage.
In the present embodiment, as preferably, described addition reaction catalyst is the complex compound of platinum and vinyl compound.
Described face material is any one in ferric oxide, titanium oxide or carbon black, specifically can select according to practical situation.
Described solvent is toluene or dimethylbenzene, specifically can select according to actual demand.
A kind of preparation method preparing above-mentioned organosilicon coating is provided, comprises following concrete steps:
(1) be 200mPa.s by the viscosity of 100 mass parts under the condition of 25 DEG C, successively, and the rare base content of second is the Polymethyl methacrylate of 0.05%mol/mol, 20 mass parts and specific surface area is 150m
2the hexamethyldisilazane of the precipitated silica of/g, 5 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 120 DEG C, and carry out adding hot milling 5.5 hours under the condition of 120 DEG C;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 0.2 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add 0.5 mass parts hydrogen content be by mass percentage 1.5% Methyl Hydrogen Polysiloxane Fluid, 0.01 mass parts methylacetylene alcohol, 1 mass parts ferric oxide and 30 parts of toluene, after stirring, filter, obtain component B;
(6), get 100 mass parts and viscosity under the condition of 25 DEG C be 90000mPa.s, the rare base content of second is the Polymethyl methacrylate of 5.0%mol/mol, and add the complex compound of 0.02 mass parts platinum and the rare based compound of second, after stirring, filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component B obtained through step (five), obtain organosilicon coating.
Be applied on glass fibre sleeve by this organosilicon coating, the glass fibre sleeve obtained has good resistance to elevated temperatures and the advantage of high voltage performance.
Embodiment 4:
A kind of liquid silicon rubber sizing is provided, comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 40 mass parts
Hexamethyldisilazane 40 mass parts;
Wherein, the viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 150000mPa.s, and the rare base content of the second of this Polymethyl methacrylate is 5%mol/mol; The specific surface area of described reinforced filling is 200m
2/ g.
Described reinforced filling is specific surface area is 200m
2one or both mixing in the aerosil of/g or precipitated silica, specifically can select according to practical situation.
A kind of preparation method preparing the described liquid silicon rubber sizing of embodiment 4 is provided, comprises following concrete steps:
(1), successively the viscosity of 100 mass parts under the condition of 25 DEG C is 150000mPa.s and the rare base content of second is the Polymethyl methacrylate of 5%mol/mol, 40 mass parts and specific surface area is 200m
2the hexamethyldisilazane of the mixing of the aerosil of/g and precipitated silica, 40 mass parts to drop in kneader and mixes;
(2), after step (1) mixing, be warming up to 130 DEG C, and carry out adding hot milling 6 hours under the condition of 130 DEG C;
(3), after step (2) adds hot milling, more mixing limit, limit vacuumizes 0.8 hour;
(4), through step (3) carry out after mixing limit, limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing.
A kind of organosilicon coating adopting the liquid silicon rubber sizing of described embodiment 4 is provided, comprises component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.1 mass parts;
Described component B comprises as follows by the component of mass parts:
And the hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.55% by mass percentage.
And described addition reaction catalyst is the complex compound of platinum and vinyl compound.
Described face material is any one in ferric oxide, titanium oxide or carbon black, specifically can select according to practical situation.
Described solvent is toluene or dimethylbenzene, specifically can select according to actual demand.
A kind of preparation method preparing above-mentioned organosilicon coating is provided, comprises following concrete steps:
(1) be 150000mPa.s by the viscosity of 100 mass parts under the condition of 25 DEG C, successively, and the rare base content of second is the Polymethyl methacrylate of 5%mol/mol, 40 mass parts and specific surface area is 200m
2the hexamethyldisilazane of the mixing of the aerosil of/g and precipitated silica, 40 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 130 DEG C, and carry out adding hot milling 6 hours under the condition of 130 DEG C;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 0.8 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add 1 mass parts hydrogen content be by mass percentage 1.55% Methyl Hydrogen Polysiloxane Fluid, 0.05 mass parts methylacetylene alcohol, 0.5 mass parts titanium oxide and 70 parts of dimethylbenzene, after stirring, filter, obtain component B;
(6), get the Polymethyl methacrylate of 100 mass parts, and add the complex compound of 0.1 mass parts platinum and the rare based compound of second, after stirring, filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component B obtained through step (five), obtain organosilicon coating.
This organosilicon coating is carried out on glass fibre sleeve first time coating, after this glass fibre sleeve being put into after having applied drying tunnel (temperature 210 DEG C) baking solidification in 15 minutes, carry out second time coating again, and then this glass fibre sleeve is put into drying tunnel (210 DEG C) baking solidification in 15 minutes, glass fibre sleeve finished product can be obtained.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. adopt an organosilicon coating for liquid silicon rubber sizing, it is characterized in that, comprise component A and component B, and the mass ratio of component A and component B is 2:100; Wherein:
Described component A comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Addition reaction catalyst 0.01 ~ 0.1 mass parts;
Described component B comprises as follows by the component of mass parts:
And the hydrogen content of described Methyl Hydrogen Polysiloxane Fluid is 1.5% ~ 1.6% by mass percentage;
Described liquid silicon rubber sizing comprises as follows by the component of mass parts:
Polymethyl methacrylate 100 mass parts
Reinforced filling 20 ~ 40 mass parts
Hexamethyldisilazane 0 ~ 40 mass parts;
The viscosity of described Polymethyl methacrylate under the condition of 25 DEG C is 100 ~ 200,000 mPa.s, and the rare base content of the second of this Polymethyl methacrylate is 0.05% ~ 5.0%mol/mol;
Described reinforced filling is specific surface area is 150 ~ 380m
2one or both mixing in the aerosil of/g or precipitated silica.
2. organosilicon coating according to claim 1, is characterized in that, described addition reaction catalyst is the complex compound of platinum and vinyl compound.
3. organosilicon coating according to claim 1, is characterized in that, described face material is any one in ferric oxide, titanium oxide or carbon black.
4. organosilicon coating according to claim 1, is characterized in that, described solvent is toluene or dimethylbenzene.
5. prepare a preparation method for the organosilicon coating described in any one of Claims 1-4, it is characterized in that, comprise following concrete steps:
(1), successively by the viscosity of 100 mass parts under the condition of 25 DEG C within the scope of 100 ~ 200,000 mPa.s, and the rare base content of second is the Polymethyl methacrylate of 0.05% ~ 5.0%mol/mol, 20 ~ 40 mass parts and specific surface area is 150 ~ 380m
2the hexamethyldisilazane of the reinforced filling of/g, 0 ~ 40 mass parts to drop in kneader and mixes;
(2), after step () mixing, be warming up to 120 DEG C ~ 150 DEG C, and carry out adding hot milling 5 ~ 6 hours under the environment of these 120 DEG C ~ 150 DEG C;
(3), after step (two) adds hot milling, more mixing limit, limit vacuumizes 0 ~ 1 hour;
(4), after mixing limit, step (three) limit vacuumizes, discharging, cooling, obtain liquid silicon rubber sizing;
(5) liquid silicon rubber sizing 100 mass parts of step (four) gained, is got, and add 0.5 ~ 1 mass parts and hydrogen content be by mass percentage 1.5% ~ 1.6% Methyl Hydrogen Polysiloxane Fluid, 0.01 ~ 0.05 mass parts methylacetylene alcohol, 0 ~ 1 mass parts pigment and 30 ~ 70 parts of solvents, after stirring, filter, obtain component B;
(6), get the Polymethyl methacrylate of 100 mass parts, and add the addition reaction catalyst of 0.01 ~ 0.1 mass parts, after stirring, filter, obtain component A;
(7), by the component A obtained through step (six) mix according to the ratio that quality proportioning is 2:100 with the component B obtained through step (five), obtain organosilicon coating.
6. the preparation method of organosilicon coating according to claim 5, is characterized in that,
Reinforced filling described in step () is specific surface area is 150 ~ 380m
2one or both mixing in the aerosil of/g or precipitated silica;
Face material described in step (five) is any one in ferric oxide, titanium oxide or carbon black;
Solvent described in step (five) is toluene or dimethylbenzene;
Addition reaction catalyst described in step (six) is the complex compound of platinum and vinyl compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310100989.9A CN103131192B (en) | 2013-03-26 | 2013-03-26 | Liquid silicone rubber base sizing material and preparation method thereof as well as organic silicon coating using sizing material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310100989.9A CN103131192B (en) | 2013-03-26 | 2013-03-26 | Liquid silicone rubber base sizing material and preparation method thereof as well as organic silicon coating using sizing material and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN103131192A CN103131192A (en) | 2013-06-05 |
| CN103131192B true CN103131192B (en) | 2014-12-17 |
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| CN103408950A (en) * | 2013-08-26 | 2013-11-27 | 东爵有机硅(南京)有限公司 | Oilproof high-temperature resistant rubber compound and preparation method thereof |
| CN106497406A (en) * | 2016-11-08 | 2017-03-15 | 苏州蓝锐纳米科技有限公司 | A kind of nano superhydrophobic coating and its production technology |
| CN111171716A (en) * | 2019-12-31 | 2020-05-19 | 江苏微上新材料科技有限公司 | Epoxy silicone rubber coating material and preparation method and application thereof |
| CN111471394A (en) * | 2020-04-17 | 2020-07-31 | 上海禹夷新材料科技有限公司 | High-strength silicone waterproof coating for bridge deck and preparation process thereof |
| CN111840740A (en) * | 2020-08-21 | 2020-10-30 | 广州爱特科技有限公司 | Respiratory tube |
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| CN101514260A (en) * | 2009-03-13 | 2009-08-26 | 东莞市贝特利新材料有限公司 | Silastic composition and preparation method thereof |
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| CN102863800A (en) * | 2012-10-22 | 2013-01-09 | 株洲时代新材料科技股份有限公司 | Organic silicon gel material for isolated gate bipolar transistor packaging |
| CN102888122A (en) * | 2012-11-07 | 2013-01-23 | 马震 | Addition type room temperature vulcanized silicone rubber |
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| CN101514260A (en) * | 2009-03-13 | 2009-08-26 | 东莞市贝特利新材料有限公司 | Silastic composition and preparation method thereof |
| CN102079878A (en) * | 2010-12-20 | 2011-06-01 | 东莞市贝特利新材料有限公司 | Bicomponent additional silicone rubber composite and preparation method thereof |
| CN102120884A (en) * | 2011-04-29 | 2011-07-13 | 常州天马集团有限公司 | Organosilicon composition, and preparation method and application thereof |
| CN102863800A (en) * | 2012-10-22 | 2013-01-09 | 株洲时代新材料科技股份有限公司 | Organic silicon gel material for isolated gate bipolar transistor packaging |
| CN102888122A (en) * | 2012-11-07 | 2013-01-23 | 马震 | Addition type room temperature vulcanized silicone rubber |
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