CN110356059A - 一种抗菌防紫外线面料 - Google Patents
一种抗菌防紫外线面料 Download PDFInfo
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- CN110356059A CN110356059A CN201910766823.8A CN201910766823A CN110356059A CN 110356059 A CN110356059 A CN 110356059A CN 201910766823 A CN201910766823 A CN 201910766823A CN 110356059 A CN110356059 A CN 110356059A
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- fibre
- cellulose acetate
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- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical group CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000012209 synthetic fiber Substances 0.000 claims abstract description 25
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- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 13
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- 238000002360 preparation method Methods 0.000 claims description 10
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- BAZVSMNPJJMILC-UHFFFAOYSA-N triadimenol Chemical compound C1=NC=NN1C(C(O)C(C)(C)C)OC1=CC=C(Cl)C=C1 BAZVSMNPJJMILC-UHFFFAOYSA-N 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 6
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- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 5
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- 230000005855 radiation Effects 0.000 description 7
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- 241001330002 Bambuseae Species 0.000 description 5
- 230000003471 anti-radiation Effects 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 230000000845 anti-microbial effect Effects 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 239000001913 cellulose Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
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- 239000000853 adhesive Substances 0.000 description 2
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- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
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- 238000009941 weaving Methods 0.000 description 2
- 241000588724 Escherichia coli Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 210000004243 sweat Anatomy 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
本发明涉及一种抗菌防紫外线面料,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上;所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。本发明的抗菌防紫外线面料的防紫外性、抗菌率经水洗50次后依然能保持优异的性能。
Description
技术领域
本发明属于纺织面料技术领域,具体涉及一种抗菌防紫外线面料。
背景技术
天然纤维面料具有环保、舒适、透气性好和吸汗的优点,但也具有面料易起皱、色牢度一般的缺点;醋酯纤维是由含纤维素的天然材料经化学加工而成,具有丝绸的风格,穿着轻便舒适,有良好的弹性和弹性回复性能,但却不宜水洗,色牢度差。而其他合成纤维虽然具有染色性好或经久耐穿的优异性能,但却不上档次多用于低端服装面料。
随着消费者对服装的功能和性能要求越来越高,纺织面料不再局限于单一的功能,在舒适、美观的基础上往往还要兼具防辐射、抗菌、防螨、防水或阻燃等性能。
现有的防辐射或抗菌面料,往往仅具有单一的防辐射或抗菌功能,且其防辐射或抗菌功能一般是通过将具有防辐射或抗菌功能的材料直接涂覆在面料基布上,或做成整理剂对面料进行整理,但这些方法由于功能材料不能直接与纤维结合,随水洗次数增加会逐渐丧失功效。而且现有技术中也没有以醋酸纤维为主要原料,辅以天然纤维的既具有防辐射性能,又具有抗菌性能,且色牢度高、有良好的弹性,穿着舒适的功能面料。
发明内容
为了解决现有技术中存在的上述问题,本发明提供了一种抗菌防紫外线面料。本发明要解决的技术问题通过以下技术方案实现:
一种抗菌防紫外线面料,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上;
所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,纬线由亚麻纤维和维纶纤维按重量比1:(2-3)组成,经线的直径为48-51微米,纬线的直径为42-45微米,经线密度为77-79根/cm,纬线密度为50-55根/cm;
所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;
所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。
优选地,所述抗菌纤维的制备方法包括以下步骤:
(1)将所述醋酸纤维素在有机溶剂中溶解,得到醋酸纤维素溶液;将2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚在有机溶剂中溶解,得到2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液;
(2)将所述醋酸纤维素溶液与所述2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液混合,同时滴加催化剂;在38-55℃的条件下进行反应,反应时间3~5小时;
(3)将反应后的混合物在去离子水中沉析,调节pH值为中性,过滤后烘干,即得所述抗菌纤维。
优选地,所述醋酸纤维素为质量比为2:1的二醋酸纤维素和三醋酸纤维素的混合物。
优选地,所述催化剂为质量比为(20-25):1的1-(3-二甲氨基丙基)-3-乙基碳二亚胺和4-二甲氨基吡啶的混合物。
优选地,所述改性纳米乳液由质量比为(2-3):1的纳米二氧化钛、纳米氧化锌经多羟基化合物改性制备而成。
优选地,所述改性纳米乳液的制备方法包括以下步骤:
(1)按比例称取所述纳米二氧化钛和所述纳米氧化锌,混合均匀,得到纳米混合物;
(2)将所述纳米混合物与多羟基化合物的溶液混合搅拌,得到纳米搅拌物;所述纳米混合物与所述多羟基化合物的溶液的质量比为(1-2):(2-3);所述多羟基化合物的溶液为三乙醇胺和异丙醇体积比为(3-5):(1:3)的混合溶液;
(3)将所述纳米搅拌物在高速搅拌下分散到含有2%的3-(2,3-环氧丙氧)丙基三甲氧基硅烷的水体中,用碳酸氢铵调节pH至8-9,继续搅拌20-30min,放入球磨机球磨2-3h,即得所述改性纳米乳液。
优选地,所述天然纤维和合成纤维的质量比为2:3。
优选地,所述天然纤维包括棉纤维、竹纤维、麻纤维、蚕丝纤维、羊毛纤维中的一种或多种。
优选地,所述合成纤维包括涤纶纤维、锦纶纤维、腈纶纤维、氨纶纤维中的一种或多种。
与现有技术相比,本发明的有益效果:
1、本发明的抗菌防紫外线面料,通过设置基布层、吸湿层、网格透气层和表面层,且基布层采用抗菌纤维的经线与亚麻纤维和维纶纤维按比例组成的纬线交织而成,表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成,纺织而成的面料的防紫外性、抗菌率经水洗50次后依然能保持优异的性能;且面料的强度、抗起毛起球和透气率等性能也均表现良好。
2、本发明的抗菌防紫外线面料,采用抗菌纤维的经线与亚麻纤维和维纶纤维按比例组成的纬线交织而成的基布层,作为面料与皮肤接触的内层,既柔软垂顺感又透气舒适;采用由浸渍有改性纳米乳液的天然纤维和合成纤维作为表面层,更能有效提高面料的防辐射防紫外线能力。
3、本发明的抗菌防紫外线面料,通过在醋酸纤维素侧链上接枝抗菌单体,使得醋酸纤维素既具有优异的抗菌活性,又不会随水洗次数增加而轻易失去抗菌活性。
4、本发明的抗菌防紫外线面料,通过采用将具有防辐射、抗菌功能的纳米材料制备成改性纳米乳液,各纳米分子的表面进行预修饰,增加纳米分子表面的羟基,改性后能够与纤维素分子相结合,提高纳米分子在纤维素表面的附着力,使得面料随水洗次数增多防辐射和抗菌性能依然保持优异。
5、本发明的抗菌防紫外线面料,改性醋酸纤维素为二醋酸纤维素和三醋酸纤维素按比例的混合物,具有色彩亮丽、垂顺性好、不易起球、抗静电,以及高温不易变形等优点。
6、本发明的抗菌防紫外线面料,纳米材料选择按比例的纳米二氧化钛、纳米二氧化硅和纳米氧化锌的混合物,经多羟基化合物共同改性后作用于天然纤维时,面料的抗辐射性、防紫外性、抗菌性、抗起皱性和抗起球性比单个纳米材料作用时显著提升。
具体实施方式
下面结合具体实施例对本发明做进一步详细的描述,但本发明的实施方式不限于此。
实施例一
本实施例的抗菌防紫外线面料,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上。
所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,纬线由亚麻纤维和维纶纤维按重量比1:2.5组成,经线的直径为50微米,纬线的直径为43微米,经线密度为78根/cm,纬线密度为52根/cm;
所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。
本实施例的抗菌纤维的制备方法可以包括以下步骤:
(1)将所述醋酸纤维素在有机溶剂中溶解,得到醋酸纤维素溶液;将2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚在有机溶剂中溶解,得到2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液;
(2)将所述醋酸纤维素溶液与所述2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液混合,同时滴加质量比为22:1的1-(3-二甲氨基丙基)-3-乙基碳二亚胺和4-二甲氨基吡啶;在42℃的条件下进行反应,反应时间3.5h;
(3)将反应后的混合物在去离子水中沉析,调节pH值为中性,过滤后烘干,即得所述抗菌纤维。
所述醋酸纤维素可以为质量比为2:1的二醋酸纤维素和三醋酸纤维素的混合物。
改性纳米乳液由质量比为2.5:1的纳米二氧化钛、纳米氧化锌经多羟基化合物改性制备而成;其制备方法可以包括以下步骤:
(1)按比例称取所述纳米二氧化钛和所述纳米氧化锌,混合均匀,得到纳米混合物;
(2)将所述纳米混合物与多羟基化合物的溶液混合搅拌,得到纳米搅拌物;所述纳米混合物与所述多羟基化合物的溶液的质量比为1.5:2.5;所述多羟基化合物的溶液为三乙醇胺和异丙醇体积比为2:1的混合溶液;
(3)将所述纳米搅拌物在高速搅拌下分散到含有2%的3-(2,3-环氧丙氧)丙基三甲氧基硅烷的水体中,用碳酸氢铵调节pH至8-9,继续搅拌25min,放入球磨机球磨2.5h,即得所述改性纳米乳液。
所述天然纤维和合成纤维的质量比为2:3。天然纤维包括棉纤维、竹纤维、麻纤维、蚕丝纤维、羊毛纤维中的一种或多种;本实施例中天然纤维选用棉纤维和竹纤维的混合纤维。合成纤维包括涤纶纤维、锦纶纤维、腈纶纤维、氨纶纤维中的一种或多种;本实施例中合成纤维选用涤纶纤维和锦纶纤维的混合纤维。
实施例二
本实施例的抗菌防紫外线面料,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上。
所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,纬线由亚麻纤维和维纶纤维按重量比1:2组成,经线的直径为48微米,纬线的直径为42微米,经线密度为77根/cm,纬线密度为50根/cm;
所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。
本实施例的抗菌纤维的制备方法可以包括以下步骤:
(1)将所述醋酸纤维素在有机溶剂中溶解,得到醋酸纤维素溶液;将2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚在有机溶剂中溶解,得到2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液;
(2)将所述醋酸纤维素溶液与所述2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液混合,同时滴加质量比为20:1的1-(3-二甲氨基丙基)-3-乙基碳二亚胺和4-二甲氨基吡啶;在38℃的条件下进行反应,反应时间3h;
(3)将反应后的混合物在去离子水中沉析,调节pH值为中性,过滤后烘干,即得所述抗菌纤维。
所述醋酸纤维素可以为质量比为2:1的二醋酸纤维素和三醋酸纤维素的混合物。
改性纳米乳液由质量比为2:1的纳米二氧化钛、纳米氧化锌经多羟基化合物改性制备而成;其制备方法可以包括以下步骤:
(1)按比例称取所述纳米二氧化钛和所述纳米氧化锌,混合均匀,得到纳米混合物;
(2)将所述纳米混合物与多羟基化合物的溶液混合搅拌,得到纳米搅拌物;所述纳米混合物与所述多羟基化合物的溶液的质量比为1:2;所述多羟基化合物的溶液为三乙醇胺和异丙醇体积比为3:1的混合溶液;
(3)将所述纳米搅拌物在高速搅拌下分散到含有2%的3-(2,3-环氧丙氧)丙基三甲氧基硅烷的水体中,用碳酸氢铵调节pH至8-9,继续搅拌20min,放入球磨机球磨3h,即得所述改性纳米乳液。
所述天然纤维和合成纤维的质量比为2:3。天然纤维包括棉纤维、竹纤维、麻纤维、蚕丝纤维、羊毛纤维中的一种或多种;本实施例中天然纤维选用羊毛纤维。合成纤维包括涤纶纤维、锦纶纤维、腈纶纤维、氨纶纤维中的一种或多种;本实施例中合成纤维选用腈纶纤维和氨纶纤维的混合纤维。
实施例三
本实施例的抗菌防紫外线面料,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上。
所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,纬线由亚麻纤维和维纶纤维按重量比1:3组成,经线的直径为51微米,纬线的直径为45微米,经线密度为79根/cm,纬线密度为55根/cm;
所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。
本实施例的抗菌纤维的制备方法可以包括以下步骤:
(1)将所述醋酸纤维素在有机溶剂中溶解,得到醋酸纤维素溶液;将2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚在有机溶剂中溶解,得到2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液;
(2)将所述醋酸纤维素溶液与所述2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液混合,同时滴加质量比为(20-25):1的1-(3-二甲氨基丙基)-3-乙基碳二亚胺和4-二甲氨基吡啶;在55℃的条件下进行反应,反应时间3h;
(3)将反应后的混合物在去离子水中沉析,调节pH值为中性,过滤后烘干,即得所述抗菌纤维。
所述醋酸纤维素可以为质量比为2:1的二醋酸纤维素和三醋酸纤维素的混合物。
改性纳米乳液由质量比为3:1的纳米二氧化钛、纳米氧化锌经多羟基化合物改性制备而成;其制备方法可以包括以下步骤:
(1)按比例称取所述纳米二氧化钛和所述纳米氧化锌,混合均匀,得到纳米混合物;
(2)将所述纳米混合物与多羟基化合物的溶液混合搅拌,得到纳米搅拌物;所述纳米混合物与所述多羟基化合物的溶液的质量比为2:3;所述多羟基化合物的溶液为三乙醇胺和异丙醇体积比为5:3的混合溶液;
(3)将所述纳米搅拌物在高速搅拌下分散到含有2%的3-(2,3-环氧丙氧)丙基三甲氧基硅烷的水体中,用碳酸氢铵调节pH至8-9,继续搅拌30min,放入球磨机球磨2h,即得所述改性纳米乳液。
所述天然纤维和合成纤维的质量比为2:3。天然纤维包括棉纤维、竹纤维、麻纤维、蚕丝纤维、羊毛纤维中的一种或多种;本实施例中天然纤维选用蚕丝纤维。合成纤维包括涤纶纤维、锦纶纤维、腈纶纤维、氨纶纤维中的一种或多种;本实施例中合成纤维选用锦纶纤维和腈纶纤维的混合纤维。
对比例一
本对比例的面料与实施例一的区别在于,基布层的经线为聚酯纤维。
对比例二
本对比例的面料与实施例一的区别在于,表面层由天然纤维和合成纤维混纺而成,天然纤维和合成纤维没有经改性纳米乳液作用。
对比例三
本对比例的面料与实施例一的区别在于,基布层的经线为普通醋酸纤维素。
对比例四
本对比例的面料与实施例一的区别在于,表面层中改性纳米乳液替换为纳米二氧化钛和纳米氧化锌的固体粉末,纳米二氧化钛和纳米氧化锌的固体粉经高温定型涂覆于表面层纤维表面。
对比例五
本对比例的面料与实施例一的区别在于,表面层改性纳米乳液中不含有纳米二氧化钛。
选取实施例和对比例的面料样品进行电磁屏蔽效能、防紫外性能、抑菌率、拉伸强力、透气量等指标的测试。
采用国家标准《GB/T 22583-2009 防辐射针织品》标准,以及国家标准《 GB T18830-2009 纺织品 防紫外线性能的评定》测试实施例和对比例的布料水洗前、水洗30次和水洗50次的电磁屏蔽效能和防紫外线性能;实施例和对比例面料的检测结果见表1。
表1 实施例和对比例面料的防辐射性能和防紫外线性能测试结果
采用国家标准《GB/T20944.3-2008纺织品抗菌性能的评价第3部分:振荡法》进行抗菌性定量测试,测试实施例和对比例的布料水洗前、水洗30次和50次的大肠杆菌抑菌率;实施例和对比例面料的检测结果见表2。
表2 实施例和对比例面料的抗菌性能测试结果
采用“棉针织物的生物抛光处理”测试实施例和对比例布料的检测纤维强度和起毛起球测试;实施例和对比例面料的检测结果见表3。
表3 实施例和对比例面料的纤维强度和起毛起球测试结果
强力(cN/dtex) | 起毛起球 | |
实施例一 | 65.7 | 不起 |
实施例二 | 64.3 | 不起 |
实施例三 | 63.8 | 不起 |
对比例一 | 66.0 | 不起 |
对比例二 | 52.5 | 起 |
对比例三 | 58.4 | 不起 |
对比例四 | 51.9 | 不起 |
对比例五 | 50.0 | 起 |
采用国家标准《GB/T 5453-1997 纺织品织物透气性的测试》进行面料透气性测试,实施例和对比例面料的检测结果见表4。
表4 实施例和对比例面料的透气性测试结果
透气率(mm/s) | |
实施例一 | 390 |
实施例二 | 385 |
实施例三 | 388 |
对比例一 | 302 |
对比例二 | 321 |
对比例三 | 355 |
对比例四 | 265 |
对比例五 | 315 |
本发明的抗菌防紫外线面料,通过设置基布层、吸湿层、网格透气层和表面层,且基布层采用抗菌纤维的经线与亚麻纤维和维纶纤维按比例组成的纬线交织而成,表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成,纺织而成的面料的防紫外性、抗菌率经水洗50次后依然能保持优异的性能;且面料的强度、抗起毛起球和透气率等性能也均表现良好。采用抗菌纤维的经线与亚麻纤维和维纶纤维按比例组成的纬线交织而成的基布层,作为面料与皮肤接触的内层,既柔软垂顺感又透气舒适;采用由浸渍有改性纳米乳液的天然纤维和合成纤维作为表面层,更能有效提高面料的防辐射防紫外线能力。通过在醋酸纤维素侧链上接枝抗菌单体,使得醋酸纤维素既具有优异的抗菌活性,又不会随水洗次数增加而轻易失去抗菌活性。通过采用将具有防辐射、抗菌功能的纳米材料制备成改性纳米乳液,各纳米分子的表面进行预修饰,增加纳米分子表面的羟基,改性后能够与纤维素分子相结合,提高纳米分子在纤维素表面的附着力,使得面料随水洗次数增多防辐射和抗菌性能依然保持优异。改性醋酸纤维素为二醋酸纤维素和三醋酸纤维素按比例的混合物,具有色彩亮丽、垂顺性好、不易起球、抗静电,以及高温不易变形等优点。纳米材料选择按比例的纳米二氧化钛、纳米二氧化硅和纳米氧化锌的混合物,经多羟基化合物共同改性后作用于天然纤维时,面料的抗辐射性、防紫外性、抗菌性、抗起皱性和抗起球性比单个纳米材料作用时显著提升。
以上内容是结合具体的优选实施方式对本发明所作的进一步详细说明,不能认定本发明的具体实施只局限于这些说明。对于本发明所属技术领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本发明的保护范围。
Claims (9)
1.一种抗菌防紫外线面料,其特征在于,包括基布层、吸湿层、网格透气层和表面层;所述吸湿层设置于所述基布层上,所述网格透气层设置与所述吸湿层上,所述防晒层设置与所述网格透气层上;
所述基布层由经线和纬线相互垂直交织制得,经线为抗菌纤维,纬线由亚麻纤维和维纶纤维按重量比1:(2-3)组成,经线的直径为48-51微米,纬线的直径为42-45微米,经线密度为77-79根/cm,纬线密度为50-55根/cm;
所述抗菌纤维为醋酸纤维素侧链上接枝有抗菌单体的改性醋酸纤维素;
所述表面层由浸渍有改性纳米乳液的天然纤维和合成纤维混纺而成。
2.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述抗菌纤维的制备方法包括以下步骤:
(1)将所述醋酸纤维素在有机溶剂中溶解,得到醋酸纤维素溶液;将2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚在有机溶剂中溶解,得到2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液;
(2)将所述醋酸纤维素溶液与所述2’,4’,4-三氯-2-[(α-乙酸)醚]-二苯醚溶液混合,同时滴加催化剂;在38-55℃的条件下进行反应,反应时间3~5小时;
(3)将反应后的混合物在去离子水中沉析,调节pH值为中性,过滤后烘干,即得所述抗菌纤维。
3.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述醋酸纤维素为质量比为2:1的二醋酸纤维素和三醋酸纤维素的混合物。
4.根据权利要求2所述的抗菌防紫外线面料,其特征在于,所述催化剂为质量比为(20-25):1的1-(3-二甲氨基丙基)-3-乙基碳二亚胺和4-二甲氨基吡啶的混合物。
5.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述改性纳米乳液由质量比为(2-3):1的纳米二氧化钛、纳米氧化锌经多羟基化合物改性制备而成。
6.根据权利要求5所述的抗菌防紫外线面料,其特征在于,所述改性纳米乳液的制备方法包括以下步骤:
(1)按比例称取所述纳米二氧化钛和所述纳米氧化锌,混合均匀,得到纳米混合物;
(2)将所述纳米混合物与多羟基化合物的溶液混合搅拌,得到纳米搅拌物;所述纳米混合物与所述多羟基化合物的溶液的质量比为(1-2):(2-3);所述多羟基化合物的溶液为三乙醇胺和异丙醇体积比为(3-5):(1:3)的混合溶液;
(3)将所述纳米搅拌物在高速搅拌下分散到含有2%的3-(2,3-环氧丙氧)丙基三甲氧基硅烷的水体中,用碳酸氢铵调节pH至8-9,继续搅拌20-30min,放入球磨机球磨2-3h,即得所述改性纳米乳液。
7.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述天然纤维和合成纤维的质量比为2:3。
8.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述天然纤维包括棉纤维、竹纤维、麻纤维、蚕丝纤维、羊毛纤维中的一种或多种。
9.根据权利要求1所述的抗菌防紫外线面料,其特征在于,所述合成纤维包括涤纶纤维、锦纶纤维、腈纶纤维、氨纶纤维中的一种或多种。
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