CN103756561A - Novel coating silica gel material for automobile safety airbag and preparation method thereof - Google Patents
Novel coating silica gel material for automobile safety airbag and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a novel coating silica gel material for an automobile safety airbag and a preparation method thereof. The novel coating silica gel material for the automobile safety airbag is composed of a constituent A and a constituent B, wherein during use, the constituent A and the constituent B are uniformly mixed at a room temperature and in a weight ratio of 10: 1, then coated on the surface of a base material, and cured for 5 minutes at 160 DEG C, thus forming a layer of film on the surface of the base material. A performance test finds that the film is high in strength, good in wear resistance, and excellent in tensile property and tearing property.
Description
Technical field
The present invention relates to auto parts machinery technical field, relate in particular 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 Guo He of the first in the world 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 has caused.
Car safety air bag occupant restrain system is as a kind of effective passive security protection equipment, and it can reduce deceleration impact and the secondary collision power that occupant bears in collision effectively, is important in car collision, the effective sfgd. of occupant.
Safety of China air bag market is in the growth stage of popularization and application at present; the car safety air bag market demand capacity continues to rise; safety airbag technique is still among development and improving; bring into play to greatest extent the provide protection of air bag, and further reduce its side effect, reduce costs, improve the problems such as protective value be still in theory with engineering in need the important topic constantly explored.
Silicon rubber possesses high temperature resistant and coated material excellent mechanical performances as a kind of, himself performance has remarkably influenced to the mechanical property of coated fabric, and there is protection against the tide, fire prevention, mildew-resistant, the effect of insulation and sealing, and still can keep original insulating property after the bending of the insulating products after its dip-coating, and silicon rubber is high as having environmental stability, chemical property torpescence, wear resistance is good, frictional coefficient is low, functional and the advantages such as recycling that are 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, its research of Dan China and production still belong to the starting stage, the external import of main dependence.
Therefore, the silica gel material of researching and developing novel excellent property is an important problem to the research staff of China, 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, and the Novel automobile safety airbag coating that a kind of intensity is high, wear resistance good, tensile property is good, tear resistance is good silica gel material is provided.
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 Novel automobile safety airbag coating silica gel material, its composition of raw materials is to consist of component A and component B, the formula of described component A is comprised of the each component of following parts by weight:
The formula of above-mentioned component B is comprised of the 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 adopts any one in aluminium hydroxide, silicon powder, hydrotalcite, sodium rice zinc oxide, sodium rice titanium sesquioxide or metasilicic acid aluminium; 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 alkynol class inhibitor all can realize the present invention, and 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 vinyltriethoxysilane, γ-methacryloxypropyl trimethoxy silane coupling agent, γ-methacryloxypropyl triethoxyl silane coupling agent, γ-glycidyl ether oxygen propyl trimethoxy silicane (KH-560), γ-glycidoxypropyltrietandysilane andysilane, the dimethoxy silane of ethylene methacrylic, any one in diethoxy silane, 2-Hydroxy ethyl acrylate, tetraethoxy or the methyl silicate of ethylene methacrylic.
In the formula of above-mentioned component B, described catalyzer adopts any commercially available platinum catalyst 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 inventor is by carrying out multiple platinum catalyst, classification experiment is rear to be found, 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 any one in iso-butyl titanate, tetrabutyl titanate, titanium tetraisopropylate, isocaprylic acid titanium, four zirconium iso-propoxides, zirconium iso-octoate or diisopropanol zinc.
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 respectively component A and component B, and then after component A and component B are at room temperature mixed according to the weight ratio of 10:1, preparing gained coating fluid is 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, by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin, at 180 ℃, vacuum tightness, be first-condition of 0.1Mpa under, be uniformly mixed after 4 hours, add again powder, linking agent, inhibitor and tackifier 1, under normal temperature and pressure, mediate after 1 hour, discharging, crosses 3 three-rollers, prepares required component A.
The preparation method of described component B is as follows:
According to the formula consumption of component B, under the condition that is first-0.1Mpa by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin at 180 ℃, vacuum tightness, be uniformly mixed after 4 hours, add again catalyzer and tackifier 2, under normal temperature and pressure, mediate 1 hour, prepare required component B;
Novel automobile safety airbag coating silica gel material of the present invention, when in use, coating fluid is coated to substrate surface, solidification value adopts 160 ℃, be 5min set time, at substrate surface, form thin film, this film finds through performance test, its intensity is high, wear resistance good, tensile property and tear resistance good.
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 guaranteed that the film after products solidifying has that intensity is high, wear resistance good, tensile property and the good feature of tear resistance, and with low cost, preparation method is simple, easily uses.
Embodiment
Below in conjunction with specific embodiment, the present invention is done further and described, but specific embodiment is not done 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 to consist of component A and component B, the formula of described component A is comprised of the each component of following parts by weight:
The formula of above-mentioned component B is comprised of the 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, by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin, at 180 ℃, vacuum tightness, be first-condition of 0.1Mpa under, be uniformly mixed after 4 hours, add again powder, linking agent, inhibitor and tackifier 1, under normal temperature and pressure, mediate 1 hour, discharging, crosses 3 three-rollers, prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, under the condition that is first-0.1Mpa by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin at 180 ℃, vacuum tightness, be uniformly mixed after 4 hours, add again catalyzer and tackifier 2, under normal temperature and pressure, mediate 1 hour, prepare required component B.
Component A and component B are at room temperature mixed according to the weight ratio of 10:1, and gained coating fluid is 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 to consist of component A and component B, the formula of described component A is comprised of the each component of following parts by weight:
The formula of above-mentioned component B is comprised of the 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, it is commercially available 3 that described inhibitor adopts, 5-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, by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin, at 180 ℃, vacuum tightness, be first-condition of 0.1Mpa under, be uniformly mixed after 4 hours, add again powder, linking agent, inhibitor and tackifier 1, under normal temperature and pressure, mediate 1 hour, discharging, crosses 3 three-rollers, prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, under the condition that is first-0.1Mpa by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin at 180 ℃, vacuum tightness, be uniformly mixed after 4 hours, add again catalyzer and tackifier 2, under normal temperature and pressure, mediate 1 hour, prepare required component B.
Component A and component B are at room temperature mixed according to the weight ratio of 10:1, and gained coating fluid is 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 to consist of component A and component B, the formula of described component A is comprised of the each component of following parts by weight:
The formula of above-mentioned component B is comprised of the 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, by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin, at 180 ℃, vacuum tightness, be first-condition of 0.1Mpa under, be uniformly mixed after 4 hours, add again powder, linking agent, inhibitor and tackifier 1, under normal temperature and pressure, mediate 1 hour, discharging, crosses 3 three-rollers, prepares required component A.
The preparation method of above-mentioned component B is: according to the formula consumption of component B, under the condition that is first-0.1Mpa by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin at 180 ℃, vacuum tightness, be uniformly mixed after 4 hours, add again catalyzer and tackifier 2, under normal temperature and pressure, mediate 1 hour, prepare required component B.
Component A and component B are at room temperature mixed according to the weight ratio of 10:1, and gained coating fluid is the Novel automobile safety airbag coating silica gel material of the present embodiment.
Embodiment 4 performance tests
The car safety air bag coated material of embodiment 1, embodiment 2 and embodiment 3 preparations is coated on respectively to nylon 6,6 substrate surfaces, and glue spread is 15g/m
2, 180 ℃ of solidification values, set time, 1min, formed thin film at substrate surface, and this film is carried out to performance test, and tensile strength is pressed GB/T528-1998 test, and tear strength is pressed 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, the composition of raw materials that it is characterized in that this Novel automobile safety airbag coating silica gel material is to consist of component A and component B, the formula of described component A is comprised of the each component of following parts by weight:
The formula of above-mentioned component B is comprised of the 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, is characterized in that in the formula of described component A and component B, and 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 adopts any one in aluminium hydroxide, silicon powder, hydrotalcite, sodium rice zinc oxide, sodium rice titanium sesquioxide or metasilicic acid aluminium.
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 triethoxyl silane coupling agent, γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-glycidoxypropyltrietandysilane andysilane, the dimethoxy silane 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 any one in iso-butyl titanate, tetrabutyl titanate, titanium tetraisopropylate, isocaprylic acid titanium, four zirconium iso-propoxides, zirconium iso-octoate or diisopropanol zinc.
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 respectively component A and component B, and then after component A and component B are at room temperature mixed according to the weight ratio of 10:1, preparing gained coating fluid is Novel automobile safety airbag coating silica gel material of the present invention.
9. a kind of preparation method 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, by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin, at 180 ℃, vacuum tightness, be first-condition of 0.1Mpa under, be uniformly mixed after 4 hours, add again powder, linking agent, inhibitor and tackifier 1, under normal temperature and pressure, mediate after 1 hour, discharging, crosses 3 three-rollers, prepares required component A.
10. a kind of preparation method 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, under the condition that is first-0.1Mpa by vinyl silicone oil 1, vinyl silicone oil 2 and modification MQ resin at 180 ℃, vacuum tightness, be uniformly mixed after 4 hours, add again catalyzer and tackifier 2, under normal temperature and pressure, mediate 1 hour, prepare required component B.
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| CN108425247A (en) * | 2018-04-17 | 2018-08-21 | 南通全技纺织涂层有限公司 | Reduce the silica gel and preparation method thereof of fabric seam sliding |
| CN115386333A (en) * | 2022-09-13 | 2022-11-25 | 硅宝(深圳)研发中心有限公司 | Low-compression permanent-deformation single-component heat-cured organosilicon sealant and preparation method thereof |
| CN115824534A (en) * | 2023-02-20 | 2023-03-21 | 苏州誉阵自动化科技有限公司 | Leak detection piece and leak detection device with built-in air bag piece |
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