CN103898763A - Method for preparing seat cushion with temperature regulation function - Google Patents
Method for preparing seat cushion with temperature regulation function Download PDFInfo
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- CN103898763A CN103898763A CN201310360251.6A CN201310360251A CN103898763A CN 103898763 A CN103898763 A CN 103898763A CN 201310360251 A CN201310360251 A CN 201310360251A CN 103898763 A CN103898763 A CN 103898763A
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Abstract
The invention relates to a method for preparing a cushion and in particular relates to a method for preparing a seat cushion with a temperature regulation function. The technical problems that an automobile seat material is poor in functions of automatically absorbing, storing, distributing and releasing heat and a comfortable temperature environment cannot be created in the prior art are mainly solved. The method comprises the following steps: uniformly mixing phase change microcapsules, a cross-linking agent, a softening agent and an antifoaming agent, adding a thickening agent, and rapidly stirring, so that the thickening agent is fully swelled, and a homogeneous system is formed; and b, uniformly coating a fabric with one-layer or multilayer high polymer coating slurry to by using a stainless steel scraper by adopting a dry coating finish, drying in a drying oven, so that the slurry layer is subjected to uniform film forming, baking the coated fabric so as to be fully cross-linked by using a boarding machine, and finally washing and drying to obtain the finished seat cushion with the temperature regulation function.
Description
Technical field
The present invention relates to a kind of preparation method of chair cushion, especially relate to a kind of preparation method of temperature regulating seat cushion.
Background technology
Automobile is under long sunlight exposure, and internal temperature is very high.In torrid areas, outdoor automotive interior temperature of parking can reach 100 ℃.Research shows that the comfortableness that improves driver can improve road safety.So automotive seat should possess psychological comfortableness, physiological comfort and thermal comfort with fabric simultaneously.Then both just require seat textiles must have good moisture absorption temperature performance, to make driver keep seat dry, and not residual heat humid air.Chinese patent discloses a kind of vehicle seat cushion and manufacture method (Granted publication number: CN 102106665 A) thereof, and it comprises: the portion that takes a seat of being made up of polyurethane foam, with the support portion being become by the stacked system of elastomer, wherein, in the state being maintained in the elasticity of support portion, take a seat portion and support portion by directly combination, the manufacture method of mat is used die assembly, wherein, die assembly has the first mould and the second mould, this second mould can be together with described the first mould closure, to make forming cavity between the first mould and described the second mould, manufacture method comprises: support portion is arranged in the second mould and liquid polyurethane raw material is injected to the first step of described cavity: with together with the liquid polyurethane raw material in cavity are expanded after closed the first mould and described the second mould second step, wherein, in second step, liquid polyurethane raw material leave support portion, and the liquid polyurethane raw material that expanding contact support portion, so that being become, support portion and the portion of taking a seat be integrated, further comprise: before second step, the contact surface of the support portion that fusing contacts with the liquid polyurethane raw material that sclerosis is expanded.But this Automobile Seat Materials automatic absorption, storage, distribution and exothermic function are poor, temperature environment that cannot Creating Comfort.
Summary of the invention
The present invention is to provide a kind of preparation method of temperature regulating seat cushion, and it is mainly that to solve prior art existing Automobile Seat Materials automatic absorption, storage, distribution and exothermic function poor, the technical problem of temperature environment that cannot Creating Comfort etc.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
The preparation method of a kind of temperature regulating seat cushion of the present invention, is characterized in that described method comprises:
A. after phase-change microcapsule, crosslinking agent, softener, defoamer etc. being mixed, add thickener, rapid stirring makes thickener fully expand and become homogeneous system, wherein the mass percent of each component is: phase-change microcapsule 50-60%, crosslinking agent 35-45%, softener 1.5-2.5%, defoamer 0.5-1.5%, thickener 2-3%;
B. adopt dry coating to arrange, one or more layers polymer coating slurry is evenly coated onto on fabric with stainless steel scraper, in baking oven, dry and make evenly film forming of slurry layer, then under boarding machine, coated fabric is baked and makes it full cross-linked, finally washing is dried and is gone out finished product temperature regulating seat cushion.
Phase-changing and temperature-regulating textiles is a kind of high-tech product that phase-change material is combined and developed with Textile material manufacturing technology, there is automatic absorption, storage, distribution and exothermic function, the temperature environment of Creating Comfort and be more and more applied to Automobile Seat Materials as outer ornaments.
Phase-change material refers to works as environment temperature.While departing from phase transition temperature, material self temperature-resistant and (being generally solid-liquid) just occurs to change mutually, thus maintain the functional material of the stability of environment temperature.
The microencapsulation of phase-change material is one of main path of phase-change material application, and microencapsulation can improve heat transfer area and the stability etc. of phase-change material.
Softener and defoamer are organosilicon and organic-silicon-modified class, as softener Magnasoft SRS, defoamer LTF-X327.
As preferably, described crosslinking agent is self-crosslinked acrylate class.It has soft, intensity is high, vapor transfer rate is large, water-fastness and dry-cleaning, the advantage such as wear-resisting, ageing-resistant, and has good fast light hot.Due to acrylate copolymer very slight color, can keep for a long time the transparency of coating film forming.
As preferably, described thickener is water-soluble acrylic Polymer Synthesizing thickener, has high expansion rate in water, has very strong thickening power, obviously improves structural viscosity, can avoid occurring coating slurry demulsifying phenomenon, and feel impact is little.
As preferably, described top finish is in fabric face coating, does not infiltrate fabric, so can keep the feature of fiber softness itself.In order to obtain good coating result, General Requirements base cloth should have larger tightness and thickness, as strip look fourth, yarn card, bar card, layer cloth, cavalryman tiltedly and the thick and heavy kind fabric such as sanding or the random line cloth of napping, can be applicable to the finishing functions of coating, in order to avoid coating slurry penetrates fabric and reverse side and affects feel.
As preferably, described stainless steel scraper angle should be adjusted to avoids coating adhesive to clamp-on fabric, and scraper angle is set to 90 degree, and coating rate is at 7-10%.In coating, will strictly control coating rate well, very little, coating agent is difficult for continuous uniform film forming at fabric face to pasting amount, affects fastness and thermoregulation effect; Pasting amount is too much, and the film of formation is thicker, and flexibility declines, and may cause coat side to be difficult for drying simultaneously, and film forming is bad, causes coated fabric surfaces of tacky.Scraper angle is set to 90 degree, and coating rate, 7%～10%, can obtain soft and all good fabrics of temperature adjusting performance.Now the poisture-penetrability of coating temperature-regulation fabric is also better, even under 10% coating rate condition, poisture-penetrability still can reach 2000g/m
224h, is the passage that the existence of microcapsules provides moisture turnover, contains more hydrophilic radical in crosslinking agent and microcapsules, and moisture has been formed to " absorption-transmission-parsing " mechanism.
As preferably, the temperature of described baking oven is 100-140 ℃, and drying time is 2-10min.
As preferably, the temperature of described boarding machine is 120-170 ℃,, the time of curing is 2-10min.
As preferably, the shell material of described phase-change microcapsule adopts carbamide resin, polyurethane resin or epoxide resin material, and core adopts phase-change liquid paraffin.
Therefore, utilization of the present invention, containing the seat of phase-change material fabric, can absorb unnecessary heat, to prevent the rising of temperature, makes microenvironment keep constant comfortable temperature, improves the thermal comfort of seat.
Accompanying drawing explanation
Accompanying drawing 1 is the DSC curve map of phase-change microcapsule of the present invention and temperature-regulation fabric.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: the preparation method of a kind of temperature regulating seat cushion of this example, the steps include:
A. after phase-change microcapsule, crosslinking agent, softener, defoamer etc. being mixed, add thickener, rapid stirring makes thickener fully expand and become homogeneous system, wherein the mass percent of each component is: phase-change microcapsule 55%, crosslinking agent 39%, softener 2.2%, defoamer 1.1%, thickener 2.7%; Wherein the shell material of phase-change microcapsule adopts carbamide resin, polyurethane resin or epoxide resin material, and core adopts phase-change liquid paraffin, and crosslinking agent is self-crosslinked acrylate class, and thickener is water-soluble acrylic Polymer Synthesizing thickener;
B. adopt dry coating, coating slurry is evenly coated onto on fabric with stainless steel scraper, in 120 ℃ of baking ovens, dries about 5min and make the even film forming of slurry layer, then under boarding machine 150 ℃, coated fabric is baked to 3min and make full cross-linkedly, washing is dried and is gone out finished product temperature regulating seat cushion.
The physical property of temperature regulating seat cushion is as shown in the table:
As can finding out the thermoregulation range of microcapsules, Fig. 1 is about 18 ℃～38 ℃; Temperature-regulation fabric has certain temperature adjusting performance, and along with the increase of washing times, temperature adjusting performance declines, may be because the reason that contains more hydrophilic radical in crosslinking agent.The phase transition temperature range of different washing times textiless is basic identical, similar to the suction exothermic temperature scope of pure capsule.
The foregoing is only specific embodiments of the invention, but architectural feature of the present invention is not limited to this, any those skilled in the art is in the field of the invention, and the variation of doing or modification are all encompassed among the scope of the claims of the present invention.
Claims (8)
1. a preparation method for temperature regulating seat cushion, is characterized in that described method comprises:
A. after phase-change microcapsule, crosslinking agent, softener, defoamer etc. being mixed, add thickener, rapid stirring makes thickener fully expand and become homogeneous system, wherein the mass percent of each component is: phase-change microcapsule 50-60%, crosslinking agent 35-45%, softener 1.5-2.5%, defoamer 0.5-1.5%, thickener 2-3%;
B. adopt dry coating to arrange, one or more layers polymer coating slurry is evenly coated onto on fabric with stainless steel scraper, in baking oven, dry and make evenly film forming of slurry layer, then under boarding machine, coated fabric is baked and makes it full cross-linked, finally washing is dried and is gone out finished product temperature regulating seat cushion.
2. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that described crosslinking agent is self-crosslinked acrylate class.
3. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that described thickener is water-soluble acrylic Polymer Synthesizing thickener.
4. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that described top finish is in fabric face coating, does not infiltrate fabric.
5. the preparation method of a kind of temperature regulating seat cushion according to claim 1, the stainless steel scraper angle described in it is characterized in that should be adjusted to avoids coating adhesive to clamp-on fabric, and scraper angle is set to 90 degree, and coating rate is at 7-10%.
6. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that the temperature of described baking oven is 100-140 ℃, and drying time is 2-10min.
7. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that the temperature of described boarding machine is 120-170 ℃,, the time of curing is 2-10min.
8. the preparation method of a kind of temperature regulating seat cushion according to claim 1, is characterized in that the shell material of described phase-change microcapsule adopts carbamide resin, polyurethane resin or epoxide resin material, and core adopts phase-change liquid paraffin.
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| CN201310360251.6A CN103898763A (en) | 2013-08-19 | 2013-08-19 | Method for preparing seat cushion with temperature regulation function |
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| CN201310360251.6A CN103898763A (en) | 2013-08-19 | 2013-08-19 | Method for preparing seat cushion with temperature regulation function |
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| CN103898763A true CN103898763A (en) | 2014-07-02 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611939A (en) * | 2015-01-30 | 2015-05-13 | 泰安鲁普耐特塑料有限公司 | Phase-change and energy-storage functional coating adhesive for chemical fiber rope |
| CN104878613A (en) * | 2015-06-04 | 2015-09-02 | 昆山华富新材料股份有限公司 | Permeable automatic temperature-regulating leather and preparation method thereof |
| CN104878614A (en) * | 2015-06-04 | 2015-09-02 | 昆山华富新材料股份有限公司 | Air-conditioning sport shoe leather and preparation method thereof |
| CN109338736A (en) * | 2018-12-07 | 2019-02-15 | 龙之族（中国）有限公司 | A kind of heat-preservation clothing material and preparation method thereof based on aqueous foaming coating |
| CN109722885A (en) * | 2018-12-26 | 2019-05-07 | 江南大学 | A kind of preparation method of type of heat heat accumulation thermal comfortable textile product |
| CN110565373A (en) * | 2019-10-21 | 2019-12-13 | 罗莱生活科技股份有限公司 | Temperature-adjusting textile and production method thereof |
| CN110791971A (en) * | 2019-08-30 | 2020-02-14 | 浙江理工大学 | Coating finishing technology of intelligent temperature-regulating textile based on phase-change microcapsules |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611939A (en) * | 2015-01-30 | 2015-05-13 | 泰安鲁普耐特塑料有限公司 | Phase-change and energy-storage functional coating adhesive for chemical fiber rope |
| CN104878613A (en) * | 2015-06-04 | 2015-09-02 | 昆山华富新材料股份有限公司 | Permeable automatic temperature-regulating leather and preparation method thereof |
| CN104878614A (en) * | 2015-06-04 | 2015-09-02 | 昆山华富新材料股份有限公司 | Air-conditioning sport shoe leather and preparation method thereof |
| CN109338736A (en) * | 2018-12-07 | 2019-02-15 | 龙之族（中国）有限公司 | A kind of heat-preservation clothing material and preparation method thereof based on aqueous foaming coating |
| CN109722885A (en) * | 2018-12-26 | 2019-05-07 | 江南大学 | A kind of preparation method of type of heat heat accumulation thermal comfortable textile product |
| CN110791971A (en) * | 2019-08-30 | 2020-02-14 | 浙江理工大学 | Coating finishing technology of intelligent temperature-regulating textile based on phase-change microcapsules |
| CN110565373A (en) * | 2019-10-21 | 2019-12-13 | 罗莱生活科技股份有限公司 | Temperature-adjusting textile and production method thereof |
| CN110565373B (en) * | 2019-10-21 | 2022-04-05 | 罗莱生活科技股份有限公司 | Temperature-adjusting textile and production method thereof |
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Application publication date: 20140702 |