CN115029931B - Water-free air bag silk oiling agent and use method thereof - Google Patents
Water-free air bag silk oiling agent and use method thereof Download PDFInfo
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- CN115029931B CN115029931B CN202210759771.3A CN202210759771A CN115029931B CN 115029931 B CN115029931 B CN 115029931B CN 202210759771 A CN202210759771 A CN 202210759771A CN 115029931 B CN115029931 B CN 115029931B
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
- D06M15/647—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain containing polyether sequences
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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Abstract
The invention discloses a water-free air bag silk oil agent, which comprises at least one of silicone oil A and silicone oil B, wherein the viscosity of the oil agent is 50-200 mPa.s, and the vinyl content is 0.5-10wt%. The invention also discloses a using method of the water-free air bag silk oil agent. The invention selects reactive silicone oil capable of reacting and crosslinking with the subsequent coating agent as the main component of the spinning oil, and the reactive silicone oil is applied to yarns, after the steps of spinning and weaving are smoothly completed, the whole set of refining step can be omitted, and then, in the step of coating after finishing, the reactive silicone oil serving as the spinning oil and the coating agent are crosslinked, solidified and fused into the coating. In the whole manufacturing link, the traditional carbon-based spinning oil is not applied, so that the cost of auxiliary agents such as refining agents, water softeners and the like and heating energy sources is saved, zero emission can be achieved, and the environmental protection pressure is reduced; in addition, one procedure is omitted, so that the time of the whole procedure can be shortened, and the production efficiency can be improved.
Description
Technical Field
The invention belongs to the technical field of air bag silk oil, and particularly relates to a water-free air bag silk oil and a use method thereof.
Background
The traditional airbag production process is yarn production, weaving, refining and coating. The spinning oil is used for yarn production, so that the spinning oil is attached to the surface of the yarn, and plays roles of lubrication, bundling, antistatic and the like in yarn production and subsequent weaving processes, the oiling rate is generally 0.5-1% (for yarn weight), the components of the terylene and chinlon industrial yarn spinning oil used for producing the air bag yarn are carbon-based lubricating oil and surfactant, and a certain amount of silicone oil is sometimes added to increase the lubricating function, however, the content of the silicone oil is usually less, because the silicone oil is difficult to clean and remove in a later period, dyeing problems such as silicon spots and the like are easily caused, the adding amount is strictly controlled in a lower range, and the content of the silicone oil is preferably 0.1-10% and more preferably 0.5-2% based on the weight of the nonvolatile components in the treatment agent for synthetic fibers as mentioned in JP 2021-116514A. After weaving, the spinning finish is finished, and if the spinning finish remains on the surface of the yarn, the adhesive force effect between the coating and the yarn framework is affected, so that the spinning finish needs to be removed through a refining step. The main components of the refining agent are high-concentration inorganic alkali and surfactant, the refining is usually carried out at high temperature, the synthetic ester in the oil agent is hydrolyzed into fatty alcohol and fatty acid under high-temperature alkaline condition, and then the fatty alcohol and fatty acid are removed by emulsifying and cleaning of the surfactant. Meanwhile, in order to prevent calcium fatty acid from being generated in the refining process, the refining water needs to be strictly softened. Raw materials, heat and sewage generated by the raw materials and heat consumed in the refining process not only increase the production cost, but also increase the pressure of environmental protection. The coating process step after refining adopts reactive silicone resin, and silicon hydrogenation reaction is carried out on hydrogen-containing silicone oil and vinyl silicone oil to form a crosslinked silicone resin coating. The whole set of the production process of the safety airbag has longer steps, uses various chemical auxiliary agents and has high sewage treatment pressure.
In order to solve the problems, the invention considers that if the structural characteristics of certain silicone oil in the coating agent can be used as the main raw material of the spinning oil agent by using the silicone oil with reactivity and lubricity to replace the existing carbon-based spinning oil agent, the invention can omit the whole refining step after the steps of spinning and weaving are successfully completed, and then the coating agent component is applied on the embryonic cloth to complete crosslinking and solidification. In the whole manufacturing link, the method can not only save the cost of the traditional spinning oil, refining agent, water softener and other auxiliary agents and heating energy sources, but also achieve zero emission and reduce environmental protection pressure; in addition, one procedure is omitted, so that the time of the whole procedure can be shortened, and the production efficiency is improved; for new factory construction, it can reduce factory floor and equipment investment. Therefore, there is a need for a water-free air bag silk oil and a use method thereof.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a water-free air bag silk oil agent, which adopts water-free spinning oil agent to replace the traditional spinning oil agent, and the main component in the water-free spinning oil agent is vinyl silicone oil, so that the water-free air bag silk oil agent can be solidified and crosslinked with a coating in a subsequent finishing process, and the water-free aim can be achieved.
Meanwhile, the invention also provides a use method of the water-free air bag silk oil, and the use method has the advantages that splashing and oil dripping are avoided in the use process, 100% of silicone oil is adopted in the spinning oil, the finally obtained product does not cause silicon spots, the phenomenon of hairline is less, the yield is high, the initial bonding and aging bonding effects are good, and the coating cannot fall off.
In order to solve the technical problems, the invention adopts the following technical scheme:
the water-free air bag silk oil agent comprises at least one of silicone oil A and silicone oil B, wherein the viscosity of the oil agent is 50-200 mPa.s, and the vinyl content is 0.5-10wt%;
the structural general formula of the silicone oil A is as follows:
wherein X is CH 3 、OH、CH=CH 2 Or (b)
m and n are integers, the values of m, n and y correspond to the viscosity of the silicone oil A to be 20-1500 mPa.s, the vinyl content is 0.36-11.5 wt%, and y=2-10;
the structural general formula of the silicone oil B is as follows:
wherein R is
V is CH 3 、OH、CH=CH 2 Or (b)
p and q are integers, the value of p, q, w, y corresponds to the viscosity of silicone oil B of 150-500 mPa.s, and the vinyl content of 0.3-5.1 wt%; w=2-4.5, y=2-10.
The water-free air bag silk oil agent comprises at least one of silicone oil A1, silicone oil A2, silicone oil A3, silicone oil A4, silicone oil A5, silicone oil A6, silicone oil A7, silicone oil A8, silicone oil A9, silicone oil A10, silicone oil A11, silicone oil A12, silicone oil B1, silicone oil B2, silicone oil B3 and silicone oil B4;
preferably, the water-free air bag silk oil agent comprises 10 parts by weight of silicone oil A11, 50 parts by weight of silicone oil A6 and 40 parts by weight of silicone oil B1, wherein the viscosity is 110 mPas, and the vinyl content is 3.7wt%.
Preferably, the water-free air bag silk oil agent comprises 30 parts by weight of silicone oil A1, 30 parts by weight of silicone oil A2 and 40 parts by weight of silicone oil A10, wherein the viscosity is 110 mPas, and the vinyl content is 4.5wt%.
Preferably, the water-free air bag silk oil agent comprises 10 parts by weight of silicone oil A5, 80 parts by weight of silicone oil A6 and 10 parts by weight of silicone oil B4, wherein the viscosity is 90 mPas, and the vinyl content is 2.5wt%.
Preferably, the water-free air bag silk oil agent comprises 20 parts by weight of silicone oil B1, 10 parts by weight of silicone oil B2 and 70 parts by weight of silicone oil B3, wherein the viscosity is 190 mPas, and the vinyl content is 4.2wt%.
The application method of the water-free air bag silk oiling agent comprises the following steps: spinning on TMT spinning equipment at a yarn speed of 2600-3600m/min and a four-roller temperature of 230-260 ℃, wherein the oiling rate of the water-free air bag silk oiling agent is 0.5-1% of the weight of the relative yarn, and then weaving into grey cloth on a high-speed braiding machine, and directly finishing a coating without refining and washing; the finishing technological parameters of the coating are 10-40 g/m 2 Coating finishing, drying and shaping are carried out to obtain the coating agent.
Preferably, the coating agent comprises SILATIC TM LCF 3600, the coating agent of the present invention is not limited to SILATIC TM LCF 3600 may be any coating agent that is reactive with the water-free air bag wire finish of the present invention.
Preferably, the drying is at 90-100 ℃.
Preferably, the shaping is a baking shaping at 170-180 ℃ for 2-5min.
Compared with the prior art, the invention has the beneficial effects that:
the reactive and lubricating silicone oil component replaces the existing carbon-based spinning oil in spinning, is applied to yarns, and can omit the whole refining step after the steps of spinning and weaving are smoothly completed, and then, the coating agent component is applied to the gray fabric to complete crosslinking and solidification. In the whole manufacturing link, the cost of the traditional spinning oil, refining agent, water softener and other auxiliary agents and heating energy sources can be saved, zero emission can be achieved, and the environmental protection pressure is reduced; in addition, one procedure is omitted, so that the time of the whole procedure can be shortened, and the production efficiency is improved; for new factory construction, factory land and equipment investment can be reduced.
According to the application method of the water-free air bag silk oil agent, splashing and oil dripping are avoided in the application process, 100% of silicone oil is adopted in the spinning oil agent, finally obtained products are free of silicon spots, the phenomenon of silk is less, the yield is high, the initial bonding and aging bonding effects are good, and the coating cannot fall off.
The prior art considers that: the content of silicone oil in the spin finish is usually small because the silicone oil is difficult to be removed by post-cleaning and easily causes dyeing problems such as silica spots, and the addition amount is strictly controlled in a low range, and as mentioned in JP2021-116514A, the content of silicone oil is preferably 0.1-10%, more preferably 0.5-2% based on the weight of nonvolatile components in the treatment agent for synthetic fibers. The water-free air bag silk oil agent has the silicon oil content of 100%, forms a stable and non-falling coating after the cross-linking reaction with the coating agent in the subsequent process, and has the advantages of no silicon spots, less silk-like phenomena and high yield. The spinning oil with 100% silicone oil component overcomes the technical bias in the prior art, and the air bag yarn with no silica spots, less yarn breakage and high yield is still obtained by adopting the spinning oil with high silicone oil content.
Drawings
FIG. 1 is a diagram comparing a current process with the process of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present invention, are within the scope of the present invention.
The specific structure of silicone oil a is shown in table 1 below.
TABLE 1 Silicone oil A composition Table
The specific structure of the silicone oil B is shown in the following Table 2, and specifically, the silicone oil B1, the silicone oil B2, the silicone oil B3 and the silicone oil B4 are self-made.
TABLE 2 Silicone oil B composition Table
The synthetic process route is as follows:
1. a4 silicon oil synthesis
50g of octamethyl cyclotetrasiloxane (D4) and 15g of potassium hydroxide were placed in a three-necked flask, polymerized at 70℃for 4 hours, and then heated to 150℃under N 2 Removing oligomer for 4 hours under protection to obtain the catalyst potassium hydroxide alkali gel. Then, 390g of octamethyl cyclotetrasiloxane (D4), 172g of tetramethyl tetravinyl cyclotetrasiloxane (D4 Vi) and 18.6g of tetramethyl divinyl disiloxane (vinyl double head) were put into a four-neck flask as reaction monomers, and 2.5g of the synthesized potassium hydroxide alkali gel catalyst was polymerized at 120 ℃ for 6 hours. After the polymerization reaction is finished, cooling to room temperature, adding 10% acetic acid for neutralization, adjusting pH to be 7, washing with water for three times, separating, and distilling the obtained polymerization liquid at 100 ℃ for 6 hours under reduced pressure to remove low-boiling substances in the polymerization liquid, thus obtaining the A4 silicone oil.
2. A9 silicon oil synthesis
100g of isopropanol, 135g of tetramethyl dihydro disiloxane (hydrogen-containing double-head) and 300g of allyl polyoxyethylene ether (APEG 150) are added into a four-neck flask, the mixture is heated to 110 ℃, then 0.05g of chloroplatinic acid catalyst is added under constant temperature, stirring is carried out for 6 hours, and after the reaction is finished, the isopropanol solvent is removed by reduced pressure distillation, so that the polyoxyethylene ether modified hydrogen-containing double-head is obtained. Then 65.5g of the polyoxyethylene ether modified hydrogen-containing double-head, 400g of vinyl silicone oil and 2g of potassium hydroxide alkali gel catalyst are added into another four-neck flask, and the mixture is reacted for 3 hours at the temperature of 120 ℃. After the reaction is finished, cooling to room temperature, adding glacial acetic acid for neutralization, and then distilling at 100 ℃ for 3 hours under reduced pressure to remove low-boiling substances in the mixture, thus obtaining the A9 silicone oil.
3. A10 silicon oil synthesis
The procedure is as shown in Synthesis 2 (i.e., synthesis of A9 Silicone oil), except that APEG150 is replaced with APEG250.
4. A11 silicon oil synthesis
The procedure is as for synthesis 2, except that APEG150 is replaced with APEG500.
5. A12 silicon oil synthesis
Into a four-necked flask were charged 416g of octamethyl cyclotetrasiloxane (D4), 276g of tetramethyl tetravinyl cyclotetrasiloxane (D4 Vi) and 32.8g of hexamethyldisiloxane (MM) as reaction monomers, 3g of the above-synthesized potassium hydroxide alkali catalyst, and polymerized at 120℃for 5 hours. After the polymerization reaction is finished, cooling to room temperature, adding 10% sulfuric acid for neutralization, adjusting pH to be 7, washing with water for three times, separating, and distilling the obtained polymerization liquid at 100 ℃ for 5 hours under reduced pressure to remove low-boiling substances in the polymerization liquid, thereby obtaining the A12 silicone oil.
6. B1 silicone oil synthesis
120g of isopropanol, 192g of tetramethyl cyclotetrasiloxane (D4H) and 480g of allyl polyoxyethylene ether (APEG 150) are added into a four-neck flask, the mixture is heated to 110 ℃, then 0.06g of chloroplatinic acid catalyst is added at constant temperature, the mixture is stirred for 5 hours, and after the reaction is finished, the isopropanol solvent is removed by reduced pressure distillation, so that polyoxyethylene ether modified tetramethyl cyclotetrasiloxane is obtained. Then, 336g of the polyoxyethylene ether-modified tetramethyl cyclotetrasiloxane, 69g of tetramethyl tetravinyl cyclotetrasiloxane (D4 Vi) and 16g of hexamethyldisiloxane (MM) alkane were put into another four-necked flask as reaction monomers, and 1.5g of potassium hydroxide alkali gel catalyst was reacted at 120℃for 5 hours. After the reaction is finished, cooling to room temperature, adding glacial acetic acid for neutralization, and then distilling at 100 ℃ for 5 hours under reduced pressure to remove low-boiling substances in the low-boiling substances, thus obtaining the B1 silicone oil.
7. B2 silicon oil synthesis
80g of isopropanol, 96g of tetramethyl cyclotetrasiloxane (D4H), 400g of allyl polyoxyethylene ether (APEG 250) and heating to 110 ℃, then adding 0.08g of chloroplatinic acid catalyst at constant temperature, stirring for 5 hours, and removing isopropanol solvent by reduced pressure distillation after the reaction is finished to obtain polyoxyethylene ether modified tetramethyl cyclotetrasiloxane. Then 448g of the polyoxyethylene ether modified tetramethyl cyclotetrasiloxane, 62g of tetramethyl tetravinyl cyclotetrasiloxane (D4 Vi), 14.6g of hexamethyldisiloxane (MM) and 2g of potassium hydroxide alkali catalyst are added into another four-neck flask for reaction for 5 hours at 120 ℃, and saturated water vapor is continuously introduced. After the reaction is finished, cooling to room temperature, adding glacial acetic acid for neutralization, and then distilling at 100 ℃ for 5 hours under reduced pressure to remove low-boiling substances in the low-boiling substances, thus obtaining the B2 silicone oil.
8. B3 silicon oil synthesis
100g of isopropanol, 120g of tetramethyl cyclotetrasiloxane (D4H) and 300g of allyl polyoxyethylene ether (APEG 150) are added into a four-neck flask, the mixture is heated to 110 ℃, then 0.04g of chloroplatinic acid catalyst is added at constant temperature, the mixture is stirred for 5 hours, and after the reaction is finished, the isopropanol solvent is removed by reduced pressure distillation, so that polyoxyethylene ether modified tetramethyl cyclotetrasiloxane is obtained. Then 360g of the polyoxyethylene ether modified tetramethyl cyclotetrasiloxane and 8g of dimethyl vinyl ethoxy silane (vinyl single end socket) are added into another four-neck flask, 1.5g of self-made potassium hydroxide alkali gel catalyst are polymerized for 3 hours at 120 ℃. After the polymerization reaction is finished, cooling to room temperature, adding glacial acetic acid for neutralization, adjusting the pH to be 7, and then distilling at 100 ℃ for 5 hours under reduced pressure to remove low-boiling substances in the low-boiling substances, thus obtaining the B3 silicone oil.
9. B4 silicone oil synthesis
100g of isopropanol, 144g of tetramethyl cyclotetrasiloxane (D4H) and 360g of allyl polyoxyethylene ether (APEG 150) are added into a four-neck flask, the mixture is heated to 110 ℃, then 0.04g of chloroplatinic acid catalyst is added at constant temperature, the mixture is stirred for 5 hours, and after the reaction is finished, the isopropanol solvent is removed by reduced pressure distillation, so that polyoxyethylene ether modified tetramethyl cyclotetrasiloxane is obtained. In another four-neck flask, 100g of isopropanol, 135g of tetramethyl dihydro disiloxane (hydrogen-containing double head), 400g of allyl polyoxyethylene ether (APEG 200) and heating to 110 ℃, then adding 0.06g of chloroplatinic acid catalyst at constant temperature, stirring for 5 hours, and removing isopropanol solvent by reduced pressure distillation after the reaction is finished to obtain the polyoxyethylene ether modified hydrogen-containing double head. Then, the prepared 32g of the polyoxyethylene ether modified hydrogen-containing double-seal head, 420g of the polyoxyethylene ether modified tetramethyl cyclotetrasiloxane, 86g of tetramethyl tetravinyl cyclotetrasiloxane (D4 Vi) and 2.5g of potassium hydroxide alkali gel catalyst are polymerized for 5 hours at the temperature of 120 ℃. After the reaction is finished, cooling to room temperature, adding glacial acetic acid for neutralization, and then distilling at 100 ℃ for 3 hours under reduced pressure to remove low-boiling substances in the low-boiling substances, thus obtaining the B4 silicone oil.
The spin finish formulation is shown in table 3 below.
TABLE 3 formulation of spin finish
Application test results:
spinning on TMT spinning equipment with main technological parameters of 2600-3600m/min yarn speed, 230-260 deg.c four rollers and oil coating rate of 0.5-1 wt% and weaving into grey cloth on high speed loom. The coating finishing process parameters are SILATIC TM LCF 3600 (Dow chemical Shanghai Co., ltd., comprising silicone oil such as vinyl silicone oil, hydrogen-containing silicone oil, etc.) for coating finishing, the coating agent amount is 25g/m 2 The grey cloth is dried at 100 ℃ after being coated, and baked and shaped at 170 ℃. Preferably, the coating agent may also be used in an amount of 10g/m 2 Or 40g/m 2 。
The coating curing and crosslinking reaction principle comprises the following example reactions:
the results of the specific application test are shown in Table 4 below.
Table 4 application test results table
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Therefore, the water-free air bag silk oil agent provided by the invention has the advantages that splashing and oil dripping can not occur in the use process, 100% silicone oil is adopted in the spinning oil agent, the finally obtained product has no silicon spots, the phenomenon of silk is less, the yield is high, the initial bonding and aging bonding effects are good, and the coating can not fall off.
As shown in fig. 1, the existing airbag production process is "yarn production→weaving→refining→coating", and the refining water needs to be strictly softened. Raw materials, heat and sewage generated by the raw materials and heat consumed in the refining process not only increase the production cost, but also increase the pressure of environmental protection. Therefore, the invention improves the process, omits the whole set of refining steps, and in the whole manufacturing link, not only can save the cost of the traditional spinning oil, refining agent, water softener and other auxiliary agents and heating energy sources, but also can achieve zero emission and reduce environmental protection pressure; in addition, one procedure is omitted, so that the time of the whole procedure can be shortened, and the production efficiency is improved; for new factory construction, factory land and equipment investment can be reduced. Meanwhile, the obtained product has the advantages of no silicon spots, less filigree phenomenon, high yield, good initial bonding and aging bonding effects, no falling of the coating and meeting the factory requirements.
The structural formula of the allyl polyoxyethylene ether in the invention is shown in table 5.
TABLE 5 structural Table of allyl polyoxyethylene ether
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In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be construed as reflecting the intention that: i.e., the claimed invention requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
While the invention has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of the above description, will appreciate that other embodiments are contemplated within the scope of the invention as described herein. Furthermore, it should be noted that the language used in the specification has been principally selected for readability and instructional purposes, and may not have been selected to delineate or circumscribe the inventive subject matter. Accordingly, many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the appended claims. The disclosure of the present invention is intended to be illustrative, but not limiting, of the scope of the invention, which is defined by the appended claims.
The foregoing is only a preferred embodiment of the invention, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the invention.
Claims (8)
1. The application method of the water-free air bag silk oil is characterized by comprising the following steps of: the method comprises the following steps: spinning on TMT spinning equipment at a yarn speed of 2600-3600m/min and a four-roller temperature of 230-260 ℃, wherein the oiling rate of the water-free air bag silk oiling agent is 0.5-1% of the weight of the relative yarn, and then weaving into grey cloth on a high-speed braiding machine, and directly finishing a coating without refining and washing; the finishing technological parameters of the coating are 10-40 g/m 2 Coating finishing, drying and shaping are carried out to obtain the coating agent;
the coating agent comprises SILATIC TM LCF 3600;
The water-free air bag silk oil agent is at least one of silicone oil A and silicone oil B, the viscosity of the water-free air bag silk oil agent is 50-200 mPa.s, and the vinyl content is 0.5-10wt%;
the structural general formula of the silicone oil A is as follows:
wherein X is CH 3 、OH、CH=CH 2 Or (b)
m and n are integers, the values of m, n and y correspond to the viscosity of the silicone oil A to be 20-1500 mPa.s, the vinyl content is 0.36-11.5 wt%, and y=2-10;
the structural general formula of the silicone oil B is as follows:
wherein R is
V is CH 3 、OH、CH=CH 2 Or (b)
p and q are integers, the value of p, q, w, y corresponds to the viscosity of silicone oil B of 150-500 mPa.s, and the vinyl content of 0.3-5.1 wt%; w=2-4.5, y=2-10.
2. The method for using the water-free air bag silk oil according to claim 1, which is characterized in that: the water-free air bag silk oil agent comprises at least one of silicone oil A1, silicone oil A2, silicone oil A3, silicone oil A4, silicone oil A5, silicone oil A6, silicone oil A7, silicone oil A8, silicone oil A9, silicone oil A10, silicone oil A11, silicone oil A12, silicone oil B1, silicone oil B2, silicone oil B3 and silicone oil B4;
3. the method for using the water-free air bag silk oil according to claim 2, which is characterized in that: the water-free air bag silk oil comprises 10 parts by weight of silicone oil A11, 50 parts by weight of silicone oil A6 and 40 parts by weight of silicone oil B1, wherein the viscosity is 110 mPas, and the vinyl content is 3.7wt%.
4. The method for using the water-free air bag silk oil according to claim 2, which is characterized in that: the water-free air bag silk oil comprises 30 parts by weight of silicone oil A1, 30 parts by weight of silicone oil A2 and 40 parts by weight of silicone oil A10, wherein the viscosity is 110 mPas, and the vinyl content is 4.5wt%.
5. The method for using the water-free air bag silk oil according to claim 2, which is characterized in that: the water-free air bag silk oil comprises 10 parts by weight of silicone oil A5, 80 parts by weight of silicone oil A6 and 10 parts by weight of silicone oil B4, wherein the viscosity is 90 mPas, and the vinyl content is 2.5wt%.
6. A method for using the water-free air bag silk oil agent, which is characterized in that: the water-free air bag silk oil comprises 20 parts by weight of silicone oil B1, 10 parts by weight of silicone oil B2 and 70 parts by weight of silicone oil B3, wherein the viscosity is 190 mPas, and the vinyl content is 4.2wt%.
7. The method for using the water-free air bag silk oil according to claim 1, which is characterized in that: drying at 90-100 deg.c.
8. The method for using the water-free air bag silk oil according to claim 1, which is characterized in that: setting is carried out at 170-180 ℃ and baking setting is carried out for 2-5min.
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JP2009185421A (en) * | 2008-02-08 | 2009-08-20 | Toray Ind Inc | Base fabric for silicone-coated airbag and method for producing the same |
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