CN114479160A - 一种远红外自发热负氧离子复合材料 - Google Patents
一种远红外自发热负氧离子复合材料 Download PDFInfo
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- CN114479160A CN114479160A CN202210139816.7A CN202210139816A CN114479160A CN 114479160 A CN114479160 A CN 114479160A CN 202210139816 A CN202210139816 A CN 202210139816A CN 114479160 A CN114479160 A CN 114479160A
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- 239000002131 composite material Substances 0.000 title claims abstract description 55
- 238000010438 heat treatment Methods 0.000 title claims abstract description 48
- 239000001301 oxygen Substances 0.000 title claims abstract description 32
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 32
- 239000000843 powder Substances 0.000 claims abstract description 40
- 239000000919 ceramic Substances 0.000 claims abstract description 38
- 239000004088 foaming agent Substances 0.000 claims abstract description 29
- 239000007822 coupling agent Substances 0.000 claims abstract description 28
- 239000000314 lubricant Substances 0.000 claims abstract description 25
- 239000005038 ethylene vinyl acetate Substances 0.000 claims abstract description 19
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 19
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 19
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims description 99
- -1 oxygen ion Chemical class 0.000 claims description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 33
- 239000004575 stone Substances 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000010457 zeolite Substances 0.000 claims description 18
- 229910021536 Zeolite Inorganic materials 0.000 claims description 17
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 17
- 241001474374 Blennius Species 0.000 claims description 16
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052627 muscovite Inorganic materials 0.000 claims description 16
- 229910052613 tourmaline Inorganic materials 0.000 claims description 16
- 239000011032 tourmaline Substances 0.000 claims description 16
- 229940070527 tourmaline Drugs 0.000 claims description 16
- 229910052845 zircon Inorganic materials 0.000 claims description 16
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 16
- 238000005187 foaming Methods 0.000 claims description 15
- 229910052902 vermiculite Inorganic materials 0.000 claims description 15
- 239000010455 vermiculite Substances 0.000 claims description 15
- 235000019354 vermiculite Nutrition 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 13
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 8
- 239000010432 diamond Substances 0.000 claims description 8
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 4
- 235000010344 sodium nitrate Nutrition 0.000 claims description 4
- 239000004317 sodium nitrate Substances 0.000 claims description 4
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 claims description 3
- 229920001353 Dextrin Polymers 0.000 claims description 3
- 239000004375 Dextrin Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- TXQVDVNAKHFQPP-UHFFFAOYSA-N [3-hydroxy-2,2-bis(hydroxymethyl)propyl] octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(CO)(CO)CO TXQVDVNAKHFQPP-UHFFFAOYSA-N 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 235000019425 dextrin Nutrition 0.000 claims description 3
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 3
- JEWCZPTVOYXPGG-UHFFFAOYSA-N ethenyl-ethoxy-dimethylsilane Chemical compound CCO[Si](C)(C)C=C JEWCZPTVOYXPGG-UHFFFAOYSA-N 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000194 fatty acid Substances 0.000 claims description 3
- 229930195729 fatty acid Natural products 0.000 claims description 3
- 150000002646 long chain fatty acid esters Chemical class 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 claims description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 2
- 239000001273 butane Substances 0.000 claims description 2
- 235000010216 calcium carbonate Nutrition 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- 238000005469 granulation Methods 0.000 claims description 2
- 230000003179 granulation Effects 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 claims description 2
- FATBGEAMYMYZAF-UHFFFAOYSA-N oleicacidamide-heptaglycolether Natural products CCCCCCCCC=CCCCCCCCC(N)=O FATBGEAMYMYZAF-UHFFFAOYSA-N 0.000 claims description 2
- 239000004209 oxidized polyethylene wax Substances 0.000 claims description 2
- 235000013873 oxidized polyethylene wax Nutrition 0.000 claims description 2
- 235000010333 potassium nitrate Nutrition 0.000 claims description 2
- 239000004323 potassium nitrate Substances 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 239000005909 Kieselgur Substances 0.000 claims 2
- 239000010420 shell particle Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 32
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 5
- 230000004048 modification Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 2
- 231100000956 nontoxicity Toxicity 0.000 abstract description 2
- 238000010298 pulverizing process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
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- 238000005260 corrosion Methods 0.000 abstract 1
- 150000001450 anions Chemical class 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 7
- 239000006260 foam Substances 0.000 description 6
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- 238000004132 cross linking Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
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- ZHNUHDYFZUAESO-UHFFFAOYSA-N Formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- LYRFLYHAGKPMFH-UHFFFAOYSA-N octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(N)=O LYRFLYHAGKPMFH-UHFFFAOYSA-N 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
- 235000019399 azodicarbonamide Nutrition 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- ZICQBHNGXDOVJF-UHFFFAOYSA-N diamantane Chemical compound C1C2C3CC(C4)CC2C2C4C3CC1C2 ZICQBHNGXDOVJF-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- PWWSSIYVTQUJQQ-UHFFFAOYSA-N distearyl thiodipropionate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCCCCCCCC PWWSSIYVTQUJQQ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 125000005313 fatty acid group Chemical group 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 229940037312 stearamide Drugs 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
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- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/142—Compounds containing oxygen but no halogen atom
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Abstract
本发明提供一种远红外自发热负氧离子复合材料,包含低密度聚乙烯、乙烯‑醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,通过在材料中添加远红外陶瓷粉以及其他相关物质改性,赋予本发明所述复合材料产品质轻、无毒、吸水性极低、导热系数小、耐老化、耐化学腐蚀、不粉化等优良特性,通过常规设备即可获得不同倍数带表皮的泡孔材料,具备优良的远红外自发热特性,能较好地隔绝外部热量,赋予人体优良的温感效应和愉悦的体感舒适度,适用于汽车内饰、建筑内饰、穿戴用品、户外用品等行业。
Description
技术领域
本发明涉及自发热材料技术领域,具体涉及一种远红外自发热负氧离子复合材料及其制备方法和应用。
背景技术
远红外材料是在加工过程中添加了能吸收不同波长的远红外线,进而又能辐射远红外线的远红外吸收剂而制得的,其远红外波长范围通常是2.5~30μm。
IXPE(电子交联)全称电子辐射交联聚乙烯发泡材料,是以聚乙烯为主要原材料,配以其它几种不含任何有害物质的辅料先经混合挤塑成型,通过绿色健康辐照加工技术,利用电离子辐射作用于物质产生的交联改变基料原有的结构,形成网状独立闭孔泡孔结构,生产出的高科技高档闭孔泡沫材料。此类产品具有外观光滑,手感舒适,加工性能好等优点。现有IXPE具有环保抗菌、防潮隔热、吸音减震的物性,被普遍用于汽车的吸音减震、做成吸音隔热的建材用于地垫或墙面、通过改性的IXPE以及添加炭黑可以做成防静电及导电泡棉,用于电子行业领域。
CN104530528A提供一种止滑防静电IXPE薄片及其制备方法,按重量百分比,包括:5~20份的POE、5~20份的EPDM,3~10份的EVA、1~10份的防静电剂、5~9份的发泡剂、40~86份的LDPE,0.2~3份的ZnO、0.5~5份的ZnSt、0.2~3份的1010与DSTP。通过密炼机将主料、辅料等共混造粒制备。
CN107266765A提供了一种无机发泡IXPE泡棉及其制备方法,所述制备方法包括:(1)通过密炼机将主料、辅料、无机发泡剂、助发泡剂共混造粒;(2)然后采用单螺杆挤出机挤出卷材成型,高速电子场对挤出卷材进行连续辐射交联;(3)然后将辐射交联后的片材放入垂直/水平发泡炉中,在垂直/水平发泡炉发泡段发泡剂(碳酸氢钠)分解产生气体从而导致塑胶母片发泡,生成IXPE泡棉。所得IXPE泡棉不含有偶氮二甲酰胺、二甲基甲酰胺和甲酰胺,产品气味等级良好,可以更好的应用于食品和医疗领域。
发明内容
基于此,本发明提供一种远红外自发热负氧离子复合材料,通过在材料中添加远红外陶瓷粉以及其他相关物质改性,使其增加了远红外功能特性,使改性制备的IXPE具有远红外物质独有的自发热特性,赋予本发明优良温感和舒适性,且可以释放负氧离子有效改善空间空气质量,有利健康,能较好地应用于户外防潮保温、人体防护、汽车装饰、室内装饰等行业。
本发明通过以下技术方案进行实现:
一方面,本发明提供一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 60~85份,乙烯-醋酸乙烯酯共聚物25~40份,发泡剂0.5~5份,润滑剂4~15份,偶联剂1~10份和远红外陶瓷粉1~15份。
进一步地,所述远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 60~75份,乙烯-醋酸乙烯酯共聚物25~35份,发泡剂0.5~3份,润滑剂4~8份,偶联剂3~6份和远红外陶瓷粉5~10份。
进一步地,所述远红外陶瓷粉选自金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石中的一种或多种的组合。本发明通过运用远红外陶瓷粉分散于改性的IXPE材料中,使得材料附带远红外陶瓷粉自发热的独有特性,同时本发明所制得的材料厚度在0.01mm-0.1mm时仍保持较好的保温防潮性能,在实际应用中能跟其他材料进行组装贴合,从而有利于节约材料,实际生产中可根据材料空间进行选择,进一步节约材料的占用空间。所述远红外陶瓷粉粒径超细,可与IXPE的泡孔结构交联,不会出现掉粉等情况,在确保复合材料的特性情况下,材料质量优良,质轻、无毒、吸水性低,分散均匀,确保良好的性能。
进一步地,所述金刚药石粒径为100~2500目,托玛琳石粒径为100~1600目,锗石粒径为100~2500目,砭石粒径为100~2000目,白云母粒径为100~600目,锆石粒径为100~2000目,贝壳粒径为100~6000目,沸石粒径为100~1000目,硅藻土粒径为100~500目,碳化海藻粒径为100~600目,活性炭粒径为100~3000目,蛭石粒径为100~1000目。
进一步地,所述金刚药石粒径为2500目,托玛琳石粒径为1600目,锗石粒径为2500目,砭石粒径为2000目,白云母粒径为600目,锆石粒径为2000目,贝壳粒径为6000目,沸石粒径为1000目,硅藻土粒径为500目,碳化海藻粒径为600目,活性炭粒径为3000目,蛭石粒径为1000目。
进一步地,所述发泡剂为二甲醚、丁烷、碳化硅、碳粉、二氧化锰、硝酸钠、硝酸钾、糊精或者碳酸钙中的一种或多种的组合。
进一步地,所述润滑剂为季戊四醇硬脂酸酯、乙酰化单甘油脂肪酸酯、丙烯酸、乙烯基双硬脂酰胺、聚乙烯蜡、高密度氧化聚乙烯蜡、长链脂肪酸酯、脂肪酸聚酯和油酸酰胺中的一种或多种的组合。
进一步地,所述偶联剂为钛酸酯偶联剂、十三氟辛基三甲氧基硅烷、甲基丙烯酰氧基丙基三甲氧基硅烷、乙烯基二甲基乙氧基硅烷中的一种或多种的组合。
一方面,本发明提供一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散,采用密炼机进行混炼均匀,然后采用双螺杆造粒机造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,将母片匀速挤出后进行发泡处理制得远红外自发热负离子复合材料。
进一步地,步骤1)中所述超声分散时间为20~30min,混炼的温度为100~150℃,造粒温度为185~195℃,双螺杆造粒机的长径比≥40:1。
进一步地,步骤2)中所述发泡处理过程为:在150~160℃将母片进行预热,在200~250℃进行挤压混合,在230~240℃发泡挤出。
进一步地,所述挤出机在挤出母片时的转速为1000 rpm~1500 rpm。
另一方面,本发明提供一种复合材料在制备改善空间环境材料中的用途,所述空间环境可以是汽车内饰、建筑内饰、穿戴用品、户外用品等行业。
相对于现有技术,本发明提供的技术方案具备有益效果如下:
1)通过添加远红外陶瓷粉,赋予本发明具有独特的远红外自发热功能和释放负氧离子的功能,提高本发明所述复合材料的体感舒适度和优良的温感效应,所释放的负氧离子能有效改善空间空气质量,清洁空气,保护使用者的身体健康;
2)本发明所添加的偶联剂和润滑剂,对低密度聚乙烯、乙烯-醋酸乙烯酯共聚物等高分子树脂进行改性,制得IXPE材料,确保本发明对远红外陶瓷粉具有良好的吸附力,减少掉粉、粉化、老化等技术问题的发生,从而充分发挥远红外陶瓷粉的远红外自发热特性;
3)通过加入发泡剂,使本发明具有细致、均匀、网状的泡孔结构,降低本发明所述复合材料的表观密度,减轻本发明所述复合材料的重量,同时使远红外陶瓷粉分散在较大比表面积的泡孔中,以确保本发明在0.1mm厚度仍能保持较好的远红外自发热、防潮隔热以及缓冲减震功能;
4)本发明制备的复合材料不仅健康卫生、体感温暖舒适,且可缓解疲劳。本发明制备的具有高远红外发射率的功能材料,增加材料的远红外热辐射能量占比,增加了更利于人体波段吸收的远红外辐射,使人体具有更舒适的体感温度以及更佳的舒适感,满足人们在寒冷天气下对体感温度的需求,从而达到降耗节能的目的。本发明的材料显著提高了远红外波长的发射率,发射率≥88%,可辐射8~14μm的远红外,符合人体吸收波段,与人体细胞形成共振自发热,提升人体体感温度;
5)本发明制备的复合材料不仅健康卫生、体感温暖舒适,且可缓解疲劳,让IXPE材料产生负氧离子,改善空间环境(例如汽车、建筑内环境),当IXPE在寒冷环境可用于户外地垫,远红外让用户体感更温暖。
具体实施方式
以下实施例旨在说明本发明内容,而不是对本发明保护范围的进一步限定。
实施例1
一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 60份,乙烯-醋酸乙烯酯共聚物25份,发泡剂5份,润滑剂4份,偶联剂10份和远红外陶瓷粉7.5份。
所述远红外陶瓷粉为金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石的组合;金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石的重量比为1:1:1:1:1:1:1:1:1:1:1:1;
所述金刚药石粒径为2500目,托玛琳石粒径为1600目,锗石粒径为2500目,砭石粒径为2000目,白云母粒径为600目,锆石粒径为2000目,贝壳粒径为6000目,沸石粒径为1000目,硅藻土粒径为500目,碳化海藻粒径为600目,活性炭粒径为3000目,蛭石粒径为1000目。
所述发泡剂为二甲醚;
所述润滑剂为季戊四醇硬脂酸酯;
所述偶联剂为钛酸酯偶联剂。
一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散20min,采用密炼机150℃进行混炼均匀,然后采用长径比≥40:1的双螺杆造粒机185℃造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,在挤出母片时的转速为1000rpm,将母片匀速挤出后在150℃将母片进行预热,在200℃进行挤压混合,在230℃发泡挤出,制得远红外自发热负离子复合材料。
实施例2
一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯85份,乙烯-醋酸乙烯酯共聚物40份,发泡剂0.5份,润滑剂15份,偶联剂1份和远红外陶瓷粉5份。
所述远红外陶瓷粉选自金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻的组合;金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻的重量比为1:1:1:1:1:1:1:1:1:1。
所述金刚药石粒径为2000目,托玛琳石粒径为1000目,锗石粒径为1000目,砭石粒径为1000目,白云母粒径为500目,锆石粒径为1000目,贝壳粒径为1000目,沸石粒径为1000目,硅藻土粒径为300目,碳化海藻粒径为400目。
所述发泡剂为硝酸钠。
所述润滑剂为脂肪酸聚酯。
所述偶联剂为乙烯基二甲基乙氧基硅烷。
一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散30min,采用密炼机100℃进行混炼均匀,然后采用长径比≥40:1的双螺杆造粒机195℃造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,在挤出母片时的转速为1500rpm,将母片匀速挤出后在150℃将母片进行预热,在230℃进行挤压混合,在240℃发泡挤出,制得远红外自发热负离子复合材料。
实施例3
一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 75份,乙烯-醋酸乙烯酯共聚物30份,,发泡剂0.5份,润滑剂4份,偶联剂3份和远红外陶瓷粉5份。
所述远红外陶瓷粉选自锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石的组合。锗石粒径为2000目,砭石粒径为1500目,白云母粒径为400目,锆石粒径为1500目,贝壳粒径为3000目,沸石粒径为600目,硅藻土粒径为200目,碳化海藻粒径为300目,活性炭粒径为1500目,蛭石粒径为400目。
所述发泡剂为碳酸钙。
所述润滑剂为丙烯酸。
所述偶联剂为甲基丙烯酰氧基丙基三甲氧基硅烷。
一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散25 min,采用密炼机120℃进行混炼均匀,然后采用长径比≥40:1的双螺杆造粒机190℃造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,在挤出母片时的转速为1200rpm,将母片匀速挤出后在150℃将母片进行预热,在210℃进行挤压混合,在230℃发泡挤出,制得远红外自发热负离子复合材料。
实施例4
一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 65份,乙烯-醋酸乙烯酯共聚物30份,发泡剂3份,润滑剂8份,偶联剂6份和远红外陶瓷粉10份。
所述远红外陶瓷粉选自金刚药石、托玛琳石、锗石、砭石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石的组合。所述金刚药石粒径为900目,托玛琳石粒径为900目,锗石粒径为1200目,砭石粒径为1400目,贝壳粒径为4000目,沸石粒径为900目,硅藻土粒径为300目,碳化海藻粒径为200目,活性炭粒径为1300目,蛭石粒径为500目。
所述发泡剂为糊精。
所述润滑剂为乙烯基双硬脂酰胺。
所述偶联剂为十三氟辛基三甲氧基硅烷。
一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散25min,采用密炼机130℃进行混炼均匀,然后采用长径比≥40:1的双螺杆造粒机195℃造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,在挤出母片时的转速为1200rpm,将母片匀速挤出后在155℃将母片进行预热,在260℃进行挤压混合,在230℃发泡挤出,制得远红外自发热负离子复合材料。
实施例5
一种远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 75份,乙烯-醋酸乙烯酯共聚物25份,发泡剂2份,润滑剂5份,偶联剂5份和远红外陶瓷粉6份。
所述远红外陶瓷粉选自金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、活性炭、蛭石的组合。所述金刚药石粒径为1700目,托玛琳石粒径为1200目,锗石粒径为1800目,砭石粒径为1600目,白云母粒径为400目,锆石粒径为1300目,贝壳粒径为4000目,沸石粒径为700目,活性炭粒径为1300目,蛭石粒径为600目。
所述发泡剂为硝酸钠。
所述润滑剂为长链脂肪酸酯。
所述偶联剂为十三氟辛基三甲氧基硅烷。
一种远红外自发热负氧离子复合材料的制备方法,包括如下步骤:
1)取低密度聚乙烯 、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散28min,采用密炼机110℃进行混炼均匀,然后采用长径比≥40:1的双螺杆造粒机185℃造粒制得颗粒;
2)在挤出机里加入步骤1)所得颗粒挤出成型为母片,在挤出母片时的转速为1200rpm,将母片匀速挤出后在150℃将母片进行预热,在200℃进行挤压混合,在235℃发泡挤出,制得远红外自发热负离子复合材料。
对比例
按照实施例1所述方法,采用主要成分为氧化硅和氧化铝的普通陶瓷粉代替远红外陶瓷粉,其他不变,制得所述材料,作为对比例。
实施例6
取实施例1-5制得的所述远红外自发热负离子复合材料和对比例,按照GB∕T10294-2008测试其保温自发热效果,连续测试三次,取平均值,检测结果如表1所示。
表1
由表1可知,比之于对比例,本发明所制得的复合材料具有较低的导热系数和表观密度,较高的热阻值,由此可推知,远红外陶瓷粉的加入,能明显地降低本发明的导热系数和表观密度,提高本发明所述复合材料的热阻值,从而赋予本发明所述复合材料具有较好的隔热保温性能和优良的远红外自发热性能。
实施例7
取实施例1-5制得的所述远红外自发热负离子复合材料和对比例,按照GB/T30127-2013测试本发明的远红外法向全发射率,连续测试三次,取平均值,检测结果如表2所示。
表2
根据GB/T 30127-2013可知,发射率大于88%,温升大于1.4℃,即具有远红外性能。由表2可知,实施例1-5所制得的符合材料具有远红外自发热功能,而对比例不具有远红外性能,同时实施例1-5所制得的复合材料负离子浓度高于对比例,由此可推知,加入远红外陶瓷粉能有效改善本发明所述复合材料的远红外自发热性能和所产生的负离子浓度。
虽然,上文中已经用一般性说明、具体实施方式及试验,对本发明作了详尽的描述,但在本发明基础上,可以对之作一些修改或改进,这对本领域技术人员而言是显而易见的。因此,在不偏离本发明精神的基础上所做的这些修改或改进,均属于本发明要求保护的范围。
Claims (10)
1.一种远红外自发热负氧离子复合材料,其特征在于,按照重量份数计,其组成如下:低密度聚乙烯 60~85份,乙烯-醋酸乙烯酯共聚物25~40份,发泡剂0.5~5份,润滑剂4~15份,偶联剂1~10份和远红外陶瓷粉1~15份。
2.根据权利要求1所述远红外自发热负氧离子复合材料,其特征在于,所述远红外自发热负氧离子复合材料,按照重量份数计,其组成如下:低密度聚乙烯 60~75份,乙烯-醋酸乙烯酯共聚物25~35份,发泡剂0.5~3份,润滑剂4~8份,偶联剂3~6份和远红外陶瓷粉5~10份。
3.根据权利要求1所述远红外自发热负氧离子复合材料,其特征在于,所述远红外陶瓷粉选自金刚药石、托玛琳石、锗石、砭石、白云母、锆石、贝壳、沸石、硅藻土、碳化海藻、活性炭、蛭石中的一种或多种的组合。
4.根据权利要求1所述远红外自发热负氧离子复合材料,其特征在于,所述金刚药石粒径为100~2500目,托玛琳石粒径为100~1600目,锗石粒径为100~2500目,砭石粒径为100~2000目,白云母粒径为100~600目,锆石粒径为100~2000目,贝壳粒径为100~6000目,沸石粒径为100~1000目,硅藻土粒径为100~500目,碳化海藻粒径为100~600目,活性炭粒径为100~3000目,蛭石粒径为100~1000目。
5.根据权利要求4所述远红外自发热负氧离子复合材料,其特征在于,所述金刚药石粒径为2500目,托玛琳石粒径为1600目,锗石粒径为2500目,砭石粒径为2000目,白云母粒径为600目,锆石粒径为2000目,贝壳粒径为6000目,沸石粒径为1000目,硅藻土粒径为500目,碳化海藻粒径为600目,活性炭粒径为3000目,蛭石粒径为1000目。
6.根据权利要求1所述远红外自发热负氧离子复合材料,其特征在于,所述发泡剂为二甲醚、丁烷、碳化硅、碳粉、二氧化锰、硝酸钠、硝酸钾、糊精或者碳酸钙中的一种或多种的组合;
所述润滑剂为季戊四醇硬脂酸酯、乙酰化单甘油脂肪酸酯、丙烯酸、乙烯基双硬脂酰胺、聚乙烯蜡、高密度氧化聚乙烯蜡、长链脂肪酸酯、脂肪酸聚酯和油酸酰胺中的一种或多种的组合;
所述偶联剂为钛酸酯偶联剂、十三氟辛基三甲氧基硅烷、甲基丙烯酰氧基丙基三甲氧基硅烷、乙烯基二甲基乙氧基硅烷中的一种或多种的组合。
7.一种远红外自发热负氧离子复合材料的制备方法,其特征在于,包括如下步骤:
1) 取低密度聚乙烯、乙烯-醋酸乙烯酯共聚物、发泡剂、润滑剂、偶联剂和远红外陶瓷粉,超声分散,采用密炼机进行混炼均匀,然后采用双螺杆造粒机造粒制得颗粒;
2) 在挤出机里加入步骤1)所得颗粒挤出成型为母片,将母片匀速挤出后进行发泡处理制得远红外自发热负离子复合材料。
8.根据权利要求7所述远红外自发热负氧离子复合材料的制备方法,其特征在于,步骤1)中所述超声分散时间为20~30min,混炼的温度为100~150℃,造粒温度为185~195℃,双螺杆造粒机的长径比≥40:1。
9.根据权利要求7所述远红外自发热负氧离子复合材料的制备方法,其特征在于,步骤2)中所述发泡处理过程为:在150~160℃将母片进行预热,在200~250℃进行挤压混合,在230~240℃发泡挤出。
10.根据权利要求7所述远红外自发热负氧离子复合材料的制备方法,其特征在于,所述挤出机在挤出母片时的转速为1000 rpm~1500 rpm。
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