CN103756561B - A kind of Novel automobile safety airbag coating silica gel material and preparation method thereof - Google Patents
A kind of Novel automobile safety airbag coating silica gel material and preparation method thereof Download PDFInfo
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Abstract
The present invention discloses a kind of Novel automobile safety airbag coating silica gel material and preparation method thereof, this Novel automobile safety airbag coating silica gel material is made up of component A and component B, when using, after component A and component B is at room temperature mixed according to the weight ratio of 10:1, coat substrate surface, solidification value adopts 160 DEG C, set time is 5min, then form thin film at substrate surface, this film finds through performance test, its intensity is high, wear resistance good, tensile property and tear resistance excellent.
Description
Technical field
The present invention relates to technical field of automobile, particularly relate to car safety air bag coated material, be specifically related to a kind of Novel automobile safety airbag coating silica gel material.
Background technology
When China leaps to the large automobile consumption state of the first in the world and automobile production state, along with increasing rapidly of economy, car population rises rapidly, and traffic safety situation is severeer.From 1987, China's road fatalities was positioned at first place, the world always, caused huge loss of life and personal injury and Socie-economic loss, the great attention that car safety problem causes.
Car safety air bag occupant restrain system is as the effective passive security proterctive equipment of one, and it can reduce occupant's deceleration shock born in an impact and secondary collision power effectively, is important in car collision, the effective sfgd. of occupant.
Current safety of China air bag market is in the growth stage of popularization and application; the car safety air bag market demand capacity continues to rise; safety airbag technique is still among development and raising; play the provide protection of air bag to greatest extent, and reduce further its side effect, reduce costs, improve the problems such as protective value and be still and need the important topic constantly explored in theory with in engineering.
Silicon rubber possesses high temperature resistant and coated material that is excellent mechanical performances as a kind of, the mechanical property of himself performance on coated fabric has remarkably influenced, and there is protection against the tide, fire prevention, mildew-resistant, the effect of insulation and sealing, and after its dip-coating insulating products bending after still can keep original insulating property, and silicon rubber is high as having environmental stability, chemical property torpescence, wear resistance is good, frictional coefficient is low, the advantages such as the functional and recycling being beneficial to air bag of resistance to heat in short-term, in American-European countries, it is just progressively widely used as airbag coatings material, but still belong to the starting stage in its research of China and production, the external import of main dependence.
Therefore, the silica gel material researching and developing novel excellent property is concerning the research staff of China being an important problem, its arduous task, but market outlook are boundless, have very large economic worth.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, provides the Novel automobile safety airbag coating silica gel material that a kind of intensity is high, wear resistance good, tensile property is good, tear resistance is excellent.
Another object of the present invention is to provide the preparation method of above-mentioned Novel automobile safety airbag coating silica gel material.
Above-mentioned purpose of the present invention is achieved by following scheme:
A kind of Novel automobile safety airbag coating silica gel material, its composition of raw materials is made up of component A and component B, and the formula of described component A is made up of each component of following parts by weight:
The formula of above-mentioned component B is made up of each component of following parts by weight:
In the formula of above-mentioned component A and component B, the structural formula of described vinyl silicone oil 1 and vinyl silicone oil 2 is as shown in logical formula I:
In above-mentioned formula I,
Vinyl silicone oil 1:m=1000 ~ 1300, n=0 ~ 200, m+n=1300;
Vinyl silicone oil 2:m=500 ~ 700, n=100 ~ 300, m+n=800;
In the formula of above-mentioned component A and component B, described modification MQ resin is commercially available methyl vinyl MQ resin.
In the formula of above-mentioned component A, described powder adopt in aluminium hydroxide, silicon powder, hydrotalcite, sodium rice zinc oxide, sodium rice titanium sesquioxide or metasilicic acid aluminium any one; Powder plays reinforcement, hyperchromic effect in the present invention.
In the formula of above-mentioned component A, the structural formula of described linking agent is as shown in logical formula II:
In above-mentioned formula II, z=20 ~ 30, h=15 ~ 25; Preferably, z=25, h=20.
In the formula of above-mentioned component A, described inhibitor adopts commercially available any one alkynol class inhibitor all can realize the present invention, preferably 3,5-dimethyl-1-hexin-3-alcohol or 2-propine-1-alcohol.
In the formula of above-mentioned component A, described tackifier 1 adopt in the diethoxy silane of the dimethoxysilane of vinyltriethoxysilane, γ-methacryloxypropyl trimethoxy silane coupling agent, γ-methacryloxypropyl coupling agent, γ-glycidyl ether oxygen propyl trimethoxy silicane (KH-560), γ-glycidoxypropyltrietandysilane andysilane, ethylene methacrylic, ethylene methacrylic, 2-Hydroxy ethyl acrylate, tetraethoxy or methyl silicate any one.
In the formula of above-mentioned component B, described catalyzer adopts the commercially available platinum catalyst of any one all can realize the present invention; Preferred Karst platinum catalyst [chemical name is platinum (O) divinyl tetramethyl disiloxane solution], platinum content is 3000pmm; Because the present inventor finds after multiple platinum catalyst being carried out to classification experiment, the activity of Karst platinum catalyst is the highest, and best with the consistency of B component of the present invention.
In the formula of above-mentioned component B, described tackifier 2 adopt in iso-butyl titanate, tetrabutyl titanate, titanium tetraisopropylate, isocaprylic acid titanium, four zirconium iso-propoxides, zirconium iso-octoate or diisopropanol zinc any one.
The present invention also provides the preparation method of above-mentioned a kind of Novel automobile safety airbag coating silica gel material, this preparation method first prepares component A and component B respectively, and then after at room temperature being mixed according to the weight ratio of 10:1 by component A and component B, preparing gained coating fluid is then Novel automobile safety airbag coating silica gel material of the present invention; The preparation method of described component A is as follows:
According to the formula consumption of component A, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, under vacuum tightness is the condition of-0.1Mpa, after being uniformly mixed 4 hours, add powder, linking agent, inhibitor and tackifier 1 again, mediate under normal temperature and pressure after 1 hour, discharging, crosses 3 three-rollers, then prepares required component A.
The preparation method of described component B is as follows:
According to the formula consumption of component B, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, after vacuum tightness is uniformly mixed 4 hours under being the condition of-0.1Mpa, add catalyzer and tackifier 2 again, mediate 1 hour under normal temperature and pressure, then prepare required component B;
Novel automobile safety airbag coating silica gel material of the present invention, when in use, by coating solution in substrate surface, solidification value adopts 160 DEG C, set time is 5min, then substrate surface formed thin film, this film finds through performance test, its intensity is high, wear resistance good, tensile property and tear resistance excellent.
Compared with prior art, the present invention has following beneficial effect:
The selection collocation of each component and the optimization of consumption in its formula of a kind of Novel automobile safety airbag coating silica gel material of the present invention, and the setting of parameter in preparation method, all ensure that the film after products solidifying has that intensity is high, wear resistance good, tensile property and the excellent feature of tear resistance, and it is with low cost, preparation method is simple, easily uses.
Embodiment
Below in conjunction with specific embodiment the present invention done and describe further, but specific embodiment does not do any restriction to the present invention.
Embodiment 1
A kind of Novel automobile safety airbag coating silica gel material of the present embodiment, its composition of raw materials is made up of component A and component B, and the formula of described component A is made up of each component of following parts by weight:
The formula of above-mentioned component B is made up of each component of following parts by weight:
In the formula of above-mentioned component A and component B, the structural formula of described vinyl silicone oil 1 and vinyl silicone oil 2 is as shown in logical formula I:
In above-mentioned formula I,
Vinyl silicone oil 1:m=1300, n=0;
Vinyl silicone oil 2:m=500, n=300, m+n=800;
In the formula of above-mentioned component A and component B, described modification MQ resin is commercially available methyl vinyl MQ resin.
In the formula of above-mentioned component A, described powder adopts aluminium hydroxide.
In the formula of above-mentioned component A, the structural formula of described linking agent is as shown in logical formula II:
In above-mentioned formula II, z=25, h=20.
In the formula of above-mentioned component A, described inhibitor adopts commercially available 2-propine-1-alcohol.
In the formula of above-mentioned component A, described tackifier 1 adopt γ-glycidyl ether oxygen propyl trimethoxy silicane (KH-560).
In the formula of above-mentioned component B, described catalyzer adopts Karst platinum catalyst, and platinum content is 3000pmm.
In the formula of above-mentioned component B, described tackifier 2 adopt four zirconium iso-propoxides.
The preparation method of above-mentioned component A is: according to the formula consumption of component A, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, under vacuum tightness is the condition of-0.1Mpa, after being uniformly mixed 4 hours, add powder, linking agent, inhibitor and tackifier 1 again, mediate 1 hour under normal temperature and pressure, discharging, crosses 3 three-rollers, then prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, after vacuum tightness is uniformly mixed 4 hours under being the condition of-0.1Mpa, add catalyzer and tackifier 2 again, mediate 1 hour under normal temperature and pressure, then prepare required component B.
At room temperature mixed according to the weight ratio of 10:1 by component A and component B, gained coating fluid is then the Novel automobile safety airbag coating silica gel material of the present embodiment.
Embodiment 2
A kind of Novel automobile safety airbag coating silica gel material of the present embodiment, its composition of raw materials is made up of component A and component B, and the formula of described component A is made up of each component of following parts by weight:
The formula of above-mentioned component B is made up of each component of following parts by weight:
In the formula of above-mentioned component A and component B, the structural formula of described vinyl silicone oil 1 and vinyl silicone oil 2 is as shown in logical formula I:
In above-mentioned formula I,
Vinyl silicone oil 1:m=1000, n=2000;
Vinyl silicone oil 2:m=700, n=100;
In the formula of above-mentioned component A and component B, described modification MQ resin is commercially available methyl vinyl MQ resin.
In the formula of above-mentioned component A, described powder adopts sodium rice titanium sesquioxide.
In the formula of above-mentioned component A, the structural formula of described linking agent is as shown in logical formula II:
In above-mentioned formula II, z=25, h=20.
In the formula of above-mentioned component A, described inhibitor adopts 3,5-commercially available dimethyl-1-hexin-3-alcohol.
In the formula of above-mentioned component A, described tackifier 1 adopt 2-Hydroxy ethyl acrylate.
In the formula of above-mentioned component B, described catalyzer adopts Karst platinum catalyst, and platinum content is 3000pmm.
In the formula of above-mentioned component B, described tackifier 2 adopt tetrabutyl titanate.
The preparation method of above-mentioned component A is: according to the formula consumption of component A, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, under vacuum tightness is the condition of-0.1Mpa, after being uniformly mixed 4 hours, add powder, linking agent, inhibitor and tackifier 1 again, mediate 1 hour under normal temperature and pressure, discharging, crosses 3 three-rollers, then prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, after vacuum tightness is uniformly mixed 4 hours under being the condition of-0.1Mpa, add catalyzer and tackifier 2 again, mediate 1 hour under normal temperature and pressure, then prepare required component B.
At room temperature mixed according to the weight ratio of 10:1 by component A and component B, gained coating fluid is then the Novel automobile safety airbag coating silica gel material of the present embodiment.
Embodiment 3
A kind of Novel automobile safety airbag coating silica gel material of the present embodiment, its composition of raw materials is made up of component A and component B, and the formula of described component A is made up of each component of following parts by weight:
The formula of above-mentioned component B is made up of each component of following parts by weight:
In the formula of above-mentioned component A and component B, the structural formula of described vinyl silicone oil 1 and vinyl silicone oil 2 is as shown in logical formula I:
In above-mentioned formula I,
Vinyl silicone oil 1:m=1200, n=100;
Vinyl silicone oil 2:m=6000, n=200;
In the formula of above-mentioned component A and component B, described modification MQ resin is commercially available methyl vinyl MQ resin.
In the formula of above-mentioned component A, described powder adopts sodium rice zinc oxide.
In the formula of above-mentioned component A, the structural formula of described linking agent is as shown in logical formula II:
In above-mentioned formula II, z=25, h=20.
In the formula of above-mentioned component A, described inhibitor adopts commercially available 2-propine-1-alcohol.
In the formula of above-mentioned component A, described tackifier 1 adopt 2-Hydroxy ethyl acrylate.
In the formula of above-mentioned component B, described catalyzer adopts Karst platinum catalyst, and platinum content is 3000pmm.
In the formula of above-mentioned component B, described tackifier 2 adopt iso-butyl titanate.
The preparation method of above-mentioned component A is: according to the formula consumption of component A, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, under vacuum tightness is the condition of-0.1Mpa, after being uniformly mixed 4 hours, add powder, linking agent, inhibitor and tackifier 1 again, mediate 1 hour under normal temperature and pressure, discharging, crosses 3 three-rollers, then prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, after vacuum tightness is uniformly mixed 4 hours under being the condition of-0.1Mpa, add catalyzer and tackifier 2 again, mediate 1 hour under normal temperature and pressure, then prepare required component B.
At room temperature mixed according to the weight ratio of 10:1 by component A and component B, gained coating fluid is then the Novel automobile safety airbag coating silica gel material of the present embodiment.
Embodiment 4 performance test
Car safety air bag coated material prepared by embodiment 1, embodiment 2 and embodiment 3 is coated on nylon 6 respectively, 6 substrate surfaces, glue spread is 15g/m
2, solidification value 180 DEG C, 1min, then formed thin film at substrate surface, carried out performance test to this film set time, and tensile strength presses GB/T528-1998 test, and tear strength presses GB/T528-1999 test, and test result is as shown in table 1.Table 1 the performance test results
| Performance test project | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Tensile strength (MPa) | 4.8 | 5.2 | 5.3 |
| Tear strength (kN/m) | 12 | 15 | 16 |
| Wear resistance | Good | Good | Good |
Claims (10)
1. a Novel automobile safety airbag coating silica gel material, is characterized in that the composition of raw materials of this Novel automobile safety airbag coating silica gel material is made up of component A and component B, and the formula of described component A is made up of each component of following parts by weight:
The formula of above-mentioned component B is made up of each component of following parts by weight:
In the formula of above-mentioned component A and component B, the structural formula of described vinyl silicone oil 1 and vinyl silicone oil 2 is as shown in logical formula I:
In above-mentioned formula I,
Vinyl silicone oil 1:m=1000 ~ 1300, n=0 ~ 200, m+n=1300;
Vinyl silicone oil 2:m=500 ~ 700, n=100 ~ 300, m+n=800;
In the formula of above-mentioned component A, the structural formula of described linking agent is as shown in logical formula II:
In above-mentioned formula II, z=20 ~ 30, h=15 ~ 25.
2. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, is characterized in that in described formula II, z=25, h=20.
3. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, it is characterized in that in the formula of described component A and component B, institute's modification MQ resin is methyl vinyl MQ resin.
4. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, it is characterized in that in the formula of described component A, powder adopt in aluminium hydroxide, silicon powder, hydrotalcite, sodium rice zinc oxide, sodium rice titanium sesquioxide or metasilicic acid aluminium any one.
5. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, is characterized in that in the formula of described component A, and inhibitor adopts 3,5-dimethyl-1-hexin-3-alcohol or 2-propine-1-alcohol.
6. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, it is characterized in that in the formula of described component A, tackifier 1 adopt vinyltriethoxysilane, γ-methacryloxypropyl trimethoxy silane coupling agent, γ-methacryloxypropyl coupling agent, γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-glycidoxypropyltrietandysilane andysilane, the dimethoxysilane of ethylene methacrylic, the diethoxy silane of ethylene methacrylic, 2-Hydroxy ethyl acrylate, any one in tetraethoxy or methyl silicate.
7. a kind of Novel automobile safety airbag coating silica gel material according to claim 1, it is characterized in that in the formula of described component B, tackifier 2 adopt in iso-butyl titanate, tetrabutyl titanate, titanium tetraisopropylate, isocaprylic acid titanium, four zirconium iso-propoxides or zirconium iso-octoate any one.
8. the preparation method of a kind of Novel automobile safety airbag coating silica gel material of any one described in a claim 1-7, it is characterized in that this preparation method first prepares component A and component B respectively, and then after at room temperature being mixed according to the weight ratio of 10:1 by component A and component B, preparing gained coating fluid is then Novel automobile safety airbag coating silica gel material of the present invention.
9. the preparation method of a kind of Novel automobile safety airbag coating silica gel material according to claim 8, is characterized in that the preparation method of described component A is as follows:
According to the formula consumption of component A, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, under vacuum tightness is the condition of-0.1MPa, after being uniformly mixed 4 hours, add powder, linking agent, inhibitor and tackifier 1 again, mediate under normal temperature and pressure after 1 hour, discharging, crosses 3 three-rollers, then prepares required component A.
10. the preparation method of a kind of Novel automobile safety airbag coating silica gel material according to claim 8, is characterized in that the preparation method of described component B is as follows:
According to the formula consumption of component B, first by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin 180 DEG C, after vacuum tightness is uniformly mixed 4 hours under being the condition of-0.1MPa, add catalyzer and tackifier 2 again, mediate 1 hour under normal temperature and pressure, then prepare required component B.
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| CN108425247B (en) * | 2018-04-17 | 2019-04-19 | 南通全技纺织涂层有限公司 | Reduce the silica gel and preparation method thereof of fabric seam sliding |
| CN115386333B (en) * | 2022-09-13 | 2023-09-08 | 硅宝(深圳)研发中心有限公司 | Low-compression permanent deformation single-component thermosetting organosilicon sealant and preparation method thereof |
| CN115824534B (en) * | 2023-02-20 | 2023-06-06 | 苏州誉阵自动化科技有限公司 | Leak detection piece and leak detection device of built-in gasbag spare |
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