CN103013390A - Preparation method of special nano-garamite based binder for compounding synthetic leather on automotive upholstery surface - Google Patents
Preparation method of special nano-garamite based binder for compounding synthetic leather on automotive upholstery surface Download PDFInfo
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- CN103013390A CN103013390A CN2012104792034A CN201210479203A CN103013390A CN 103013390 A CN103013390 A CN 103013390A CN 2012104792034 A CN2012104792034 A CN 2012104792034A CN 201210479203 A CN201210479203 A CN 201210479203A CN 103013390 A CN103013390 A CN 103013390A
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Abstract
The invention discloses a preparation method of a special nano-garamite based binder for compounding synthetic leather on an automotive upholstery surface. The special nano-garamite based binder comprises the following raw materials by weight: 57 to 62 parts of EVA (Ethylene-Vinyl Acetate), 20 to 23 parts of terpene resin T-120, 10 to 12 parts of C5 petroleum resin, 5 to 7 parts of octylphenolic resin 203, 0.3 to 0.5 part of antioxidant 1010, 0.2 to 0.4 part of antioxidant 333, 0.5 to 0.8 part of vanay, 0.1 to 0.3 part of methylpentachlorostearate, 0.3 to 0.5 part of ferrocene, 3 to 5 parts of nano-garamite, 4 to 5 parts of modified nano-zeolite powder, 1 to 1.6 parts of silane coupling agent kh791, and 5 to 7 parts of polyethylene wax. The special nano-garamite based binder is high in temperature resistance, is very applicable to compounding of the synthetic leather on the automotive upholstery surface, realizes smooth and flat compounding effect, and is free from foaming after long-term use.
Description
Technical field
The invention belongs to the binding agent field, relate in particular to a kind of preparation method of automotive upholstery surface recombination synthetic leather adhesive special of nano-bentonite.
Background technology
In the decorative material on automotive upholstery surface knitting synthetic leather or synthetic leather etc. are arranged at present, the moulding process of product is mould pressing process or low-pressure injection molding technology.Many employings cut first cloth during mold pressing, mold pressing bound edge again, the cutting technologist uses maximum, the methods of everyone cutting are different, so the consistence of product can't ensure, the production efficiency of mould pressing process is low, and fraction defective is high, use artificial quantity large, the whole Production Flow Chart from work in-process to the finished product is complicated.And the high cost of low-pressure injection molding technology, equipment investment is large, the extension of synthetic leather is required high, is badly in need of a kind of automotive upholstery binding agent of excellent performance, satisfies need of production.
Summary of the invention
The preparation method who the purpose of this invention is to provide a kind of automotive upholstery surface recombination synthetic leather adhesive special of nano-bentonite.
The present invention adopts following technical scheme to achieve these goals:
A kind of preparation method of automotive upholstery surface recombination synthetic leather adhesive special of nano-bentonite is characterized in that:
May further comprise the steps:
(1), zeolite is broken, cross the 100-200 mesh sieve, be that the sodium hydroxide solution immersion of 10-15% is after 8-10 hour with concentration again, deionized water wash is to neutral, and oven dry is that the acetic acid solution immersion of 8-10% is after 8-10 hour with concentration again, deionized water wash is dried to neutral;
Zeolite powder after the oven dry was in 500-600 ℃ of lower calcining 6-8 hour, be equivalent to the clorafin of its weight 1-2%, the a-cyanoacrylate of 2-3% middle the adding after taking out cooling, after stirring 30-40 minute under 3800-4000 rev/min, oven dry grinds to form nanometer powder, namely gets the modified nano zeolite powder for subsequent use;
(2), kneader preheats to wall temperature 180-190 ℃; Then add by weight EVA, terpine resin T-120, C5 petroleum resin, octyl phenol urea formaldehyde 203, antioxidant 1010, oxidation inhibitor 333, Vanay, ferrocene, silane coupling agent kh791, mediate 40-60min; After add by weight surplus stock, in the 160-180 ℃ of lower 30-50min that mediates, taking out cooling, namely to get binding agent for subsequent use;
Described binding agent is made by the raw material of following weight parts: EVA 57-62, terpine resin T-120 20-23, C5 petroleum resin 10-12, octyl phenol urea formaldehyde 203 5-7, antioxidant 1010 0.3-0.5, oxidation inhibitor 333 0.2-0.4, Vanay 0.5-0.8, methyl pentachlorostearate 0.1-0.3, ferrocene 0.3-0.5, nano-bentonite 3-5, modified nano zeolite powder 4-5, silane coupling agent kh791 1-1.6, polyethylene wax 5-7.
The preparation method of the automotive upholstery surface recombination synthetic leather adhesive special of described a kind of nano-bentonite, it is characterized in that: described EVA is Dupont 3861.
The preparation method of the automotive upholstery surface recombination synthetic leather adhesive special of described a kind of nano-bentonite is characterized in that: utilize described binding agent in the method for automotive upholstery surface recombination synthetic leather to be:
(1), at the inside gadget surface spraying binding agent that needs the composite synthesis leather;
(2), inside gadget is positioned in the counterdie on the boss fixing, and the outside of the counterdie boss around the inside gadget is provided with the annular cavity that holds die-cutting rule;
(3), the synthetic leather of rolling is pulled to the boss place and covers on the inside gadget;
(4), patrix presses down, the 20-25Mpa that exerts pressure, patrix die head lower surface and inside gadget surface shape are coincide, and synthetic leather is compressed fit in the inside gadget surface, shaping cycle 10-15 second, pressurize 10-15 second;
(5), adopt the manual unnecessary synthetic leather of inside gadget periphery that cuts; Perhaps in composite synthesis leather process, patrix die head periphery is provided with the cutting knife of elastic telescopic, and cutting knife sinks, and extend in the described annular cavity the unnecessary synthetic leather of excision inside gadget periphery;
(6), the patrix resilience, take out and to be compounded with the synthetic leather inside gadget, manually unnecessary synthetic leather is carried out bound edge, and get final product.
Beneficial effect of the present invention: the raw materials of binding agent of the present invention contains the modified nano zeolite powder, and temperature tolerance is good, is highly suitable for automotive upholstery surface recombination synthetic leather, and composite effect is smooth, and life-time service can not bubble.
Description of drawings
Fig. 1 is the mould structure schematic diagram that utilizes the present invention to use at automotive upholstery surface recombination synthetic leather.
Embodiment,
Referring to accompanying drawing, mould of the present invention includes patrix 6, counterdie 4, has on the counterdie 4 for inside gadget 3 to place fixing boss 1, is stained with synthetic leather on the inside gadget 5, on the counterdie 4, boss 1 periphery is surrounded with the annular cavity 2 that holds die-cutting rule 3; Upper die-cutting rule 3 is ring structure, and slip cap is contained in patrix 6 die heads periphery, by being arranged on the other driving mechanism on the patrix 6, promoting patrix 6 cutting knifes and moves to realize cutting function.Above-mentioned upper die-cutting rule 3 structures can not established yet, and adopt and manually cut the limit.Mould of the present invention has left and right two boss, can carry out simultaneously the composite synthesis leather of two different structure inside gadgets 5.
A kind of preparation method of automotive upholstery surface recombination synthetic leather adhesive special of nano-bentonite may further comprise the steps:
(1), zeolite is broken, cross 100 mesh sieves, be after 15% sodium hydroxide solution soaks 9 hours with concentration again, deionized water wash is to neutral, oven dry is that deionized water wash was dried to neutrality after 8% acetic acid solution soaked 10 hours with concentration again;
Zeolite powder after the oven dry was in 600 ℃ of lower calcinings 6 hours, be equivalent to the clorafin of its weight 2%, 3% a-cyanoacrylate middle the adding after taking out cooling, after 40 minutes, oven dry grinds to form nanometer powder, namely gets the modified nano zeolite powder for subsequent use 3800 rev/mins of lower stirrings;
(2), kneader preheats to 188 ℃ of wall temperatures; Then add by weight EVA, terpine resin T-120, C5 petroleum resin, octyl phenol urea formaldehyde 203, antioxidant 1010, oxidation inhibitor 333, Vanay, ferrocene, silane coupling agent kh791, mediate 55min; After add by weight surplus stock, in 165 ℃ of lower 50min that mediate, taking out cooling, namely to get binding agent for subsequent use;
Described binding agent is made by the raw material of following weight parts (kg): Dupont 3861EVA 62, terpine resin T-120 23, C5 petroleum resin 12, octyl phenol urea formaldehyde 203 7, antioxidant 1010 0.5, oxidation inhibitor 333 0.4, Vanay 0.8, methyl pentachlorostearate 0.3, ferrocene 0.5, nano-bentonite 5, modified nano zeolite powder 5, silane coupling agent kh791 1.6, polyethylene wax 7.
Utilize described binding agent in the method for automotive upholstery surface recombination synthetic leather to be:
(1), at the inside gadget surface spraying binding agent that needs the composite synthesis leather;
(2), inside gadget is positioned in the counterdie on the boss fixing, and the outside of the counterdie boss around the inside gadget is provided with the annular cavity that holds die-cutting rule;
(3), the synthetic leather of rolling is pulled to the boss place and covers on the inside gadget;
(4), patrix presses down, the 22Mpa that exerts pressure, patrix die head lower surface and inside gadget surface shape are coincide, and synthetic leather is compressed fit in the inside gadget surface, shaping cycle 12 seconds, pressurize 10 seconds;
(5), adopt the manual unnecessary synthetic leather of inside gadget periphery that cuts; Perhaps in composite synthesis leather process, patrix die head periphery is provided with the cutting knife of elastic telescopic, and cutting knife sinks, and extend in the described annular cavity the unnecessary synthetic leather of excision inside gadget periphery;
(6), the patrix resilience, take out and to be compounded with the synthetic leather inside gadget, manually unnecessary synthetic leather is carried out bound edge, and get final product.
Through actual verification, composite efficiency increases by 2 times, and single-piece reduces 3-4 manually, and economic benefit is obvious.
The apparent viscosity of the binding agent of the present embodiment is 4600MPa.s, and stripping strength 150N/2.5cm, initial bonding strength reach steel ball No. 5,136 ℃ of softening temperatures, and open hour 36s, thermally-stabilised proterties was stable in 24 hours.
Claims (3)
1. the preparation method of the automotive upholstery surface recombination synthetic leather adhesive special of a nano-bentonite is characterized in that:
May further comprise the steps:
(1), zeolite is broken, cross the 100-200 mesh sieve, be that the sodium hydroxide solution immersion of 10-15% is after 8-10 hour with concentration again, deionized water wash is to neutral, and oven dry is that the acetic acid solution immersion of 8-10% is after 8-10 hour with concentration again, deionized water wash is dried to neutral;
Zeolite powder after the oven dry was in 500-600 ℃ of lower calcining 6-8 hour, be equivalent to the clorafin of its weight 1-2%, the a-cyanoacrylate of 2-3% middle the adding after taking out cooling, after stirring 30-40 minute under 3800-4000 rev/min, oven dry grinds to form nanometer powder, namely gets the modified nano zeolite powder for subsequent use;
(2), kneader preheats to wall temperature 180-190 ℃; Then add by weight EVA, terpine resin T-120, C5 petroleum resin, octyl phenol urea formaldehyde 203, antioxidant 1010, oxidation inhibitor 333, Vanay, ferrocene, silane coupling agent kh791, mediate 40-60min; After add by weight surplus stock, in the 160-180 ℃ of lower 30-50min that mediates, taking out cooling, namely to get binding agent for subsequent use;
Described binding agent is made by the raw material of following weight parts: EVA 57-62, terpine resin T-120 20-23, C5 petroleum resin 10-12, octyl phenol urea formaldehyde 203 5-7, antioxidant 1010 0.3-0.5, oxidation inhibitor 333 0.2-0.4, Vanay 0.5-0.8, methyl pentachlorostearate 0.1-0.3, ferrocene 0.3-0.5, nano-bentonite 3-5, modified nano zeolite powder 4-5, silane coupling agent kh791 1-1.6, polyethylene wax 5-7.
2. the preparation method of the automotive upholstery surface recombination synthetic leather adhesive special of a kind of nano-bentonite according to claim 1, it is characterized in that: described EVA is Dupont 3861.
3. the preparation method of the automotive upholstery surface recombination synthetic leather adhesive special of a kind of nano-bentonite according to claim 1 is characterized in that: utilize described binding agent in the method for automotive upholstery surface recombination synthetic leather to be:
(1), at the inside gadget surface spraying binding agent that needs the composite synthesis leather;
(2), inside gadget is positioned in the counterdie on the boss fixing, and the outside of the counterdie boss around the inside gadget is provided with the annular cavity that holds die-cutting rule;
(3), the synthetic leather of rolling is pulled to the boss place and covers on the inside gadget;
(4), patrix presses down, the 20-25Mpa that exerts pressure, patrix die head lower surface and inside gadget surface shape are coincide, and synthetic leather is compressed fit in the inside gadget surface, shaping cycle 10-15 second, pressurize 10-15 second;
(5), adopt the manual unnecessary synthetic leather of inside gadget periphery that cuts; Perhaps in composite synthesis leather process, patrix die head periphery is provided with the cutting knife of elastic telescopic, and cutting knife sinks, and extend in the described annular cavity the unnecessary synthetic leather of excision inside gadget periphery;
(6), the patrix resilience, take out and to be compounded with the synthetic leather inside gadget, manually unnecessary synthetic leather is carried out bound edge, and get final product.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103468156A (en) * | 2013-08-13 | 2013-12-25 | 蚌埠市鸿安精密机械有限公司 | Anti-aging eva hot melt adhesive |
| CN103571388A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | High-temperature-resistant hot melt adhesive |
| CN103571385A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | Cold-resistant hot melt adhesive |
| CN103571373A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | Ageing-resistant hot melt adhesive |
| CN103571383A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | High-insulation hot melt adhesive |
| CN103725225A (en) * | 2013-10-24 | 2014-04-16 | 芜湖众力部件有限公司 | Flame-retardant hot-melt adhesive |
| CN105936814A (en) * | 2016-06-07 | 2016-09-14 | 刘伟 | Anti-ultraviolet plate adhesive |
| CN106010367A (en) * | 2016-06-07 | 2016-10-12 | 刘伟 | Board adhesive with great bonding strength |
| CN109054663A (en) * | 2018-08-11 | 2018-12-21 | 界首市梦佳怡家居有限公司 | Adhesive is used in a kind of processing of palm mattress |
| CN110616059A (en) * | 2019-10-25 | 2019-12-27 | 福建小薇金匙科技孵化有限公司 | Method for preparing PU (polyurethane) binder resin for synthetic leather |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103571385A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | Cold-resistant hot melt adhesive |
| CN103571373A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | Ageing-resistant hot melt adhesive |
| CN103571383A (en) * | 2013-10-24 | 2014-02-12 | 芜湖众力部件有限公司 | High-insulation hot melt adhesive |
| CN103725225A (en) * | 2013-10-24 | 2014-04-16 | 芜湖众力部件有限公司 | Flame-retardant hot-melt adhesive |
| CN105936814A (en) * | 2016-06-07 | 2016-09-14 | 刘伟 | Anti-ultraviolet plate adhesive |
| CN106010367A (en) * | 2016-06-07 | 2016-10-12 | 刘伟 | Board adhesive with great bonding strength |
| CN109054663A (en) * | 2018-08-11 | 2018-12-21 | 界首市梦佳怡家居有限公司 | Adhesive is used in a kind of processing of palm mattress |
| CN110616059A (en) * | 2019-10-25 | 2019-12-27 | 福建小薇金匙科技孵化有限公司 | Method for preparing PU (polyurethane) binder resin for synthetic leather |
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| CN103013390B (en) | 2014-05-28 |
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Effective date of registration: 20170309 Address after: 065000 Langfang City, Hebei province Guangyang district group andAu District stars Star Sheng Garden 1 Building 3 unit 402 room Patentee after: Zhang Na Address before: 241009 Yijiang City, Wuhu province high tech Industrial Development Zone auto parts Road Patentee before: Wuhu Zhongli Parts Co., Ltd. |
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