CN106118034A - 一种干法服装革贝斯及其制备工艺 - Google Patents

一种干法服装革贝斯及其制备工艺 Download PDF

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CN106118034A
CN106118034A CN201610676295.3A CN201610676295A CN106118034A CN 106118034 A CN106118034 A CN 106118034A CN 201610676295 A CN201610676295 A CN 201610676295A CN 106118034 A CN106118034 A CN 106118034A
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dry method
bass
clothing leather
leather bass
dry
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董永红
王刚
戴家兵
李维虎
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Hefei Scisky Technology Co Ltd
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Abstract

本发明提供一种干法服装革贝斯及其制备工艺,该制备工艺包括以下步骤:1)基布处理:将基布完全浸透在可溶性钙盐和皮革柔软剂的混合溶液中处理后轧干,然后经烫平辊进行烫平、烫干处理;2)涂布:采用刮涂法在基布涂覆服装革贝斯发泡浆料,涂覆量为200~500g/m2;3)干燥:置于烘箱内干燥;4)贝斯收卷:通过降温辊降温,收卷,制备获得干法服装革贝斯。本发明获得的干法服装革贝斯不仅具有良好的透湿透气性能、手感非常柔软、回弹性和耐磨性好,同时能达到更高的性能要求和环保标准。

Description

一种干法服装革贝斯及其制备工艺
技术领域
本发明涉及服装革生产工艺技术领域,具体公开了一种干法服装革贝斯及其制备工艺。
背景技术
天然皮革由于具有优良的天然特性被人们广泛用于生产日用品和工业品,但随着世界人口的增长,人类对皮革的需求倍增,数量有限的天然皮革早已不能满足人们这种需求。为解决这一矛盾,科学家们几十年前即开始研究开发人造革、合成皮革,以弥补天然皮革的不足。目前实践证明,合成革的各项优良性能是天然皮革无法取代的,从国内外的市场来分析,合成革也已大量取代了资源不足的天然皮革。采用人造革及合成革做箱包、服装、服装、车辆和家具的装饰,已日益得到市场的肯定,其应用范围之广,数量之大,品种之多,是传统的天然皮革无法满足的。
目前,市场上大多数合成革为溶剂型合成革,但是溶剂型合成革在生产过程中含有大量的挥发性有机溶剂(VOC),在使用过程中排入大气,不仅破坏环境,危害人体健康,同时也造成资源和能源的浪费。目前整个合成革行业生产加工都是建立在以溶剂型聚氨酯为主体的基层上的,生产过程中大量使用有机溶剂,如二甲基甲酰胺、甲乙酮、丙酮、甲苯、乙酸乙酯等,这些溶剂对人体的危害极大。一般的合成革用聚氨酯树脂固含量在30%左右,有机溶剂量达70%,而且在合成革的加工过程中还会再加入一定量的有机溶剂,所以实际生产时有机溶剂的使用量更大。尽管近年来由于原材料价格的上涨,环保排放等方面的限制,使得企业不得不考虑溶剂的回收再利用,溶剂回收能力已经达到90%左右,但仍有10%左右的溶剂无法回收,以气体及废水的方式排放到了环境中,对环境以及人体造成了极大危害。并且现有的合成革还存在透湿透气性能差、磨损较快、耐折性差等缺点。
发明内容
本发明的目的在于克服现有技术的缺陷,提供一种干法服装革贝斯及其制备工艺,该干法服装革贝斯不仅具有良好的透湿透气性能、手感非常柔软、回弹性和耐磨性好,同时能达到更高的性能要求和环保标准。
为了实现以上目的及其他目的,本发明是通过包括以下技术方案实现的:一种干法服装革贝斯发泡浆料,其包括以下原料及重量组分:
优选地,所述水性聚氨酯树脂为聚醚型水性聚氨酯树脂和聚酯型水性聚氨酯树脂中的一种或者两种,所述聚醚型水性聚氨酯树脂和所述聚酯型水性聚氨酯树脂的固含量均为35~55%。
更优选地,所述水性聚氨酯树脂由聚醚型水性聚氨酯树脂和聚酯型水性聚氨酯树脂复配而成,所述聚醚型水性聚氨酯树脂与所述聚酯型水性聚氨酯树脂的重量比为3~9:1。聚酯型聚氨酯树脂主链结构中含有酯基,在酸、碱介质中易水解断链,成膜强度降低,但耐氧化性能较好;聚醚型聚氨酯树脂含有醚键结构,易被氧化,耐老化性能较差,但是耐水解性能较好;将聚醚型水性聚氨酯树脂与聚酯型水性聚氨酯树脂按照重量比例3~9:1进行复配后获得的水性聚氨酯树脂既能较好的耐氧化性能,也具有很好的耐水解性能。
更优选地,所述聚醚型水性聚氨酯树脂型号为KT702E,所述聚酯型水性聚氨酯树脂型号选自KT631和KT635G。
优选地,所述分散剂为钠盐和铵盐类粉体润湿分散剂。所述分散剂显著提高木质粉、高岭土在水性聚氨酯树脂中的分散性、润湿性,提高木质粉、高岭土的填充量;有效提高浆料对基布的附着性,提高皮革贝斯的润滑度。
优选地,所述交联剂为碳化二亚氨和氮丙啶类交联剂中的任意一种或者两种。
更优选地,所述交联剂的型号为PZP~1000。
优选地,所述木质粉为目数400~1000的木质纤维粉。添加所述木质粉是为提高填充性,提高由浆料制备而成的合成革的耐压性能,避免出现压痕。
优选地,所述高岭土为目数1200~2000的高岭土粉。添加所述高岭土是为提高由浆料制备而成的合成革的耐压性能
优选地,所述增稠剂为木质纤维素增稠剂。
更优选地,所述增稠剂的型号为美国QP30000。
优选地,所述稳泡剂为硅树脂聚醚乳液类稳泡剂。
优选地,所述发泡剂包括有机硅改性发泡剂、十二烷基硫酸钠复合发泡剂和硬脂酸盐类发泡剂中一种或多种。
本发明公开一种制备如上述所述干法服装革贝斯发泡浆料的方法,将所述水性聚氨酯树脂加入分散釜中,在400~600转/分钟的搅拌条件下依次加入所述分散剂、所述交联剂、所述稳泡剂、所述木质粉和所述高岭土,再加入所述增稠剂,并在500~1200转/分钟的搅拌条件下分散30~50min,再加入所述发泡剂发泡,同时将搅拌速度升至1000~1500转/分钟,并且采用压缩空气对浆料进行鼓泡,鼓泡速率为0.1~0.9m3/h,发泡倍率1.2~2.1倍,粘度为12000~28000mPa.s,制备获得干法服装革贝斯发泡浆料。
其中,发泡倍率直接影响到合成革贝斯的质量,发泡层的泡孔应该均匀细腻,透湿透气性好。如果发泡倍率过大,所得制品牢度、回弹性变差,如果发泡倍率过小,所得制品手感较硬,透气透湿性能差,影响到产品的质量,本发明中的发泡倍率控制在1.2~2.1倍。
本发明还公开一种干法服装革贝斯的制备工艺,包括以下步骤:
1)基布处理:将基布完全浸透在可溶性钙盐和皮革柔软剂的混合溶液中处理后轧干,然后经烫平辊进行烫平、烫干处理。
一般来说,基布上的空隙会导致涂覆浆料过程中浆料发生渗透,将基布完全浸透可溶性钙盐和皮革柔软剂的混合溶液中处理能够防止浆料渗入基布组织,产生透底现象,还能避免基布的手感变硬。
优选地,所述可溶性钙盐的重量分数为0.5~5%。
优选地,所述可溶性钙盐为氯化钙。
优选地,所述皮革柔软剂为非离子型大分子聚硅氧烷类。
更优选地,所述皮革柔软剂的型号为KF~331。
优选地,所述皮革柔软剂的重量分数为0.5~5%。
2)涂布:采用刮涂法在基布涂覆如上述所述的方法获得的干法服装革贝斯发泡浆料,涂覆量为200~500g/m2
3)干燥:置于烘箱内干燥;
优选地,在步骤3)中,所述干燥的温度为90~160℃。
优选地,所述烘箱的长度为25~40m。
优选地,所述步骤3)中均将所述基布处于水平运动的状态下进行干燥,所述水平运动的速度为10~20m/min。
4)贝斯收卷:通过降温辊降温,收卷,制备获得干法服装革贝斯。
本发明还公开一种由上述所述的制备工艺获得的服装革贝斯,包括相互粘连的基布和发泡表层。
综上所述,本发明提供一种干法服装革贝斯及其制备工艺,本发明的有益效果:
本发明获得的服装革贝斯不仅具有肉感、拉伸性和透气性优良的优点,同时能达到更高的性能要求和环保标准,以水性聚氨酯树脂浆料作为涂层成膜物质,并且在制备和使用过程中无任何有机溶剂,并且不产生废水,解决了目前溶剂型服装革有机溶剂污染残留的问题。
进一步,本发明在干法服装革贝斯的制备工艺中发泡料发泡迅速、稳泡性好,不需要加化学发泡剂,且制备工艺简单易行,易于连续化生产,非常适合工业化大生产;其制备的干法服装革贝斯不但具有普通合成革贝斯的基本结构,而且安全环保,具有良好的透湿透气性能、手感非常柔软、耐磨性好和剥离强度高,可用于制造各种服装类合成革产品。
具体实施方式
下面结合实施例进一步阐述本发明。应理解,实施例仅用于说明本发明,而非限制本发明的范围。
实施例1
一种干法服装革贝斯的制备工艺,包括以下步骤:
(1)制备水性聚氨酯合成革发泡浆料:
在分散釜中加入50kg水性聚氨酯KT702E(合肥科天公司),在搅拌速度为500转/分钟的条件下加入0.2kg分散剂、0.5kg交联剂、5kg 500目木质粉、4kg 1250目高岭土、3kg稳泡剂、1.5kg木质纤维素增稠剂,加料结束后,在搅拌速度为1000转/分钟的条件下分散30min,粘度调节至15000~20000mPa.s,制得干法合成革浆料。
在涂覆之前,在500转/分钟的搅拌条件下,向干法合成革浆料中加入3kg发泡剂进行发泡,并采用压缩空气对浆料进行鼓泡,鼓泡速率0.5m3/h,鼓泡的同时将搅拌速度升至1500转/分,发泡倍率1.7倍,制得干法服装革发泡浆料。
(2)基布处理:将基布匀速通过重量分数分别为0.5%的氯化钙和0.5%皮鞋柔软剂的混合水溶液处理后,经烫平辊烫平、烫干处理。
(3)涂覆:采用刮涂法将干法服装革发泡浆料涂覆在基布上,涂覆量控制在400g/m2
(4)干燥:将涂覆后的基布置于热风烘箱干燥,干燥温度控制在100℃,热风烘箱长度为30m,该步骤中优选采取基布处于水平运动的状态下进行干燥的方式,水平运动的速度为10m/min。
(5)贝斯收卷:将干燥后贝斯通过降温辊降温,收卷,制备获得干法服装革贝斯。
实施例2
一种干法服装革贝斯的制备工艺,包括以下步骤:
(1)制备水性聚氨酯合成革发泡浆料:
在分散釜中加入50kg水性聚氨酯KT631(合肥科天公司),在搅拌速度为500转/分钟的条件下加入0.2kg分散剂、0.5kg交联剂、5kg 500目木质粉、4kg 1250目高岭土、3kg稳泡剂、1.5kg木质纤维素增稠剂,加料结束后,在搅拌速度为1000转/分钟的条件下分散30min,粘度调节至15000~20000mPa.s,制得干法合成革浆料。
在涂覆之前,在500转/分钟的搅拌条件,向干法合成革浆料中加入3kg发泡剂进行发泡,并采用压缩空气对浆料进行鼓泡,鼓泡速率0.5m3/h,鼓泡的同时将搅拌速度升至1200转/分,发泡倍率1.7倍,制得干法服装革发泡浆料。
(2)基布处理:将基布匀速通过重量分数分别为0.5%的氯化钙和0.5%皮鞋柔软剂的混合水溶液处理后,经烫平辊烫平、烫干处理。
(3)涂覆:采用刮涂法将干法服装革发泡浆料涂覆在基布上,涂覆量控制在420g/m2
(4)干燥:将涂覆后的基布置于热风烘箱干燥,干燥温度控制在100℃,热风烘箱长度为30m,该步骤中优选采取基布处于水平运动的状态下进行干燥的方式,水平运动的速度为10m/min。
(5)贝斯收卷:将干燥后贝斯通过降温辊降温,收卷,制备获得干法服装革贝斯。
实施例3
一种干法服装革贝斯的制备工艺,包括以下步骤:
(1)制备水性聚氨酯合成革发泡浆料:
在分散釜中加入40kg水性聚氨酯KT702E(合肥科天公司)和10kg水性聚氨酯KT631(合肥科天公司),在搅拌速度为400转/分钟的条件下加入0.3kg分散剂、0.5kg交联剂、7kg600目木质粉、5kg 1250目高岭土、3kg稳泡剂、1.8kg木质纤维素增稠剂,加料结束后,在搅拌速度为1200转/分钟的条件下分散30min,粘度调节至22000~26000mPa.s,制得干法合成革浆料;
在涂覆之前,在500转/分钟的搅拌条件下,向干法合成革浆料加入3kg发泡剂进行发泡,并采用压缩空气对浆料进行鼓泡,鼓泡速率0.6m3/h,在搅拌条件下进行发泡,鼓泡的同时将搅拌速度升至1500转/分,发泡倍率1.7倍,制得干法服装革发泡浆料。
(2)基布处理:将基布匀速通过重量分数分别为1.0%的氯化钙和1.0%皮鞋柔软剂混合水溶液处理后,经烫平辊烫平、烫干处理;
(3)涂覆:采用刮涂法将干法服装革发泡浆料涂覆在基布上,涂覆量控制在350g/m2
(4)干燥:将涂覆后的基布置于热风烘箱干燥,干燥温度控制在110℃,热风烘箱长度为40m,该步骤中优选采取基布处于水平运动的状态下进行干燥的方式,水平运动的速度为15m/min。
(5)贝斯收卷:将干燥的贝斯通过降温辊降温,收卷,制备获得干法服装革贝斯。
实施例4
一种干法服装革贝斯的制备工艺,包括以下步骤:
(1)制备水性聚氨酯合成革发泡浆料:
在分散釜中加入38kg水性聚氨酯KT702E(合肥科天公司)和12kg水性聚氨酯KT635G(合肥科天公司),在搅拌条件下加入0.2kg分散剂、0.6kg交联剂、6kg 500目木质粉、3kg 1250目高岭土、4kg稳泡剂、1.5kg木质纤维素增稠剂,加料结束后,在搅拌速度为1200转/分钟的条件下分散30min,粘度调节至18000~22000mPa.s,制得干法合成革浆料;
在浆料涂覆之前,在500转/分钟的搅拌条件下,向干法合成革浆料加入4kg发泡剂进行发泡,并采用压缩空气对浆料进行鼓泡,鼓泡速率0.8m3/h,鼓泡的同时将搅拌速度升至1200转/分,发泡倍率2.1倍,制得干法服装革发泡浆料。
(2)基布处理:将基布匀速通过重量分数分别为3.0%的氯化钙和3.0%皮鞋柔软剂混合水溶液处理后经烫平辊烫平、烫干处理。
(3)涂覆:采用刮涂法将水性聚氨酯合成革发泡浆料涂覆在基布上,涂覆量为250g/m2
(4)干燥:热风烘箱干燥,干燥温度120℃,热风烘箱长度为35m,该步骤中优选采取基布处于水平运动的状态下进行干燥的方式,水平运动的速度为12m/min。
(5)贝斯收卷:将干燥的贝斯通过降温辊降温,收卷,制备获得干法服装革贝斯。
检测结果
根据国家标准QB/T2958~2008《服装用聚氨酯合成革》对上述实施例1~4制得的干法服装革贝斯进行性能的测试,其中,纵向是指基布的布匹长度方向,经向指的是基布上横向纱线的方向。测试结果如表1所示:
表1实施例1至4制备的干法服装革贝斯的性能检测结果
从实施例1至4的各项性能测试结果可看出,实施例1至4中获得的服装革贝斯在耐折牢度、拉伸负荷、撕裂负荷、剥离负荷和表面抗湿性方面均符合国家标准,经过耐候性处理后剥离负荷和耐折牢度均符合检测标准,并且服装革成品手感自然,尤其具有不燃、无毒、无污染的优点,使用这种产品制成的合成革对公众健康无害,能大大提高合成革产品的档次。
综上,本发明获得的干法服装革贝斯不仅具有肉感、拉伸性和透气性优良的优点,同时能达到更高的性能要求和环保标准,以水性聚氨酯树脂浆料作为涂层成膜物质,并且在制备和使用过程中无任何有机溶剂,并且不产生废水,在制备工艺中发泡料发泡迅速、稳泡性好,不需要加化学发泡剂,且制备工艺简单易行,易于连续化生产,非常适合工业化大生产;制备的干法服装革贝斯不但具有普通合成革贝斯的基本结构,而且安全环保,具有良好的透湿透气性能、手感非常柔软、耐磨性好和剥离强度高。所以,本发明有效克服了现有技术中的种种缺点而具高度产业利用价值。
以上,仅为本发明的较佳实施例,并非对本发明任何形式上和实质上的限制,应当指出,对于本技术领域的普通技术人员,在不脱离本发明方法的前提下,还将可以做出若干改进和补充,这些改进和补充也应视为本发明的保护范围。凡熟悉本专业的技术人员,在不脱离本发明的精神和范围的情况下,当可利用以上所揭示的技术内容而做出的些许更动、修饰与演变的等同变化,均为本发明的等效实施例;同时,凡依据本发明的实质技术对上述实施例所作的任何等同变化的更动、修饰与演变,均仍属于本发明的技术方案的范围内。

Claims (10)

1.一种干法服装革贝斯发泡浆料,其特征在于,其包括以下原料及重量组分:
2.如权利要求1所述的干法服装革贝斯发泡浆料,其特征在于:所述水性聚氨酯树脂包括聚醚型水性聚氨酯树脂和聚酯型水性聚氨酯树脂中一种或两种。
3.如权利要求1所述的干法服装革贝斯发泡浆料,其特征在于:所述分散剂为钠盐和铵盐类粉体润湿分散剂;
和/或,所述交联剂为碳化二亚氨和氮丙啶类交联剂中的任意一种或者两种。
4.如权利要求1所述的干法服装革贝斯发泡浆料,其特征在于:所述木质粉为目数400~1000的木质纤维粉;
和/或,所述高岭土为目数1200~2000的高岭土粉。
5.如权利要求1所述的干法服装革贝斯发泡浆料,其特征在于:所述增稠剂为木质纤维素增稠剂;
和/或,所述稳泡剂为硅树脂聚醚乳液类稳泡剂;
和/或,所述发泡剂包括有机硅改性发泡剂、十二烷基硫酸钠复合发泡剂和硬脂酸盐类发泡剂中一种或多种。
6.一种制备如权利要求1至5任一所述干法服装革贝斯发泡浆料的方法,其特征在于:将所述水性聚氨酯树脂加入分散釜中,在400~600转/分钟的搅拌条件下依次加入所述分散剂、所述交联剂、所述稳泡剂、所述木质粉和所述高岭土,再加入所述增稠剂,并在500~1200转/分钟的搅拌条件下分散30~50min,再加入所述发泡剂发泡,同时将搅拌速度升至1000~1500转/分钟,并且采用压缩空气对浆料进行鼓泡,鼓泡速率为0.1~0.9m3/h,发泡倍率1.2~2.1倍,粘度为12000~28000mPa.s,制备获得干法服装革贝斯发泡浆料。
7.一种干法服装革贝斯的制备工艺,其特征在于:包括以下步骤:
1)基布处理:将基布完全浸透在可溶性钙盐和皮革柔软剂的混合溶液中处理后轧干,然后经烫平辊进行烫平、烫干处理;
2)涂布:采用刮涂法在基布涂覆如权利要求6所述的方法获得的服装革贝斯发泡浆料,涂覆量为200~500g/m2
3)干燥:置于烘箱内干燥;
4)贝斯收卷:通过降温辊降温,收卷,制备获得干法服装革贝斯。
8.如权利要求7所述的干法服装革贝斯的制备工艺,其特征在于:所述可溶性钙盐的重量分数为0.5~5%;
和/或,所述的皮革柔软剂为非离子型大分子聚硅氧烷类。
9.如权利要求7所述的干法服装革贝斯的制备工艺,其特征在于:在步骤3)中,所述干燥的温度为90~160℃;
和/或,所述烘箱的长度为25~40m;
和/或,所述步骤3)中均将所述基布处于水平运动的状态下进行干燥,所述水平运动的速度为10~20m/min。
10.一种由权利要求7至9所述的制备工艺获得制备的干法服装革贝斯,其特征在于,包括相互粘连的基布和发泡表层。
CN201610676295.3A 2016-08-16 2016-08-16 一种干法服装革贝斯及其制备工艺 Pending CN106118034A (zh)

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CN108049195A (zh) * 2017-12-29 2018-05-18 合肥科天水性科技有限责任公司 一种湿法制备水性聚氨酯再生皮的方法
CN108264792A (zh) * 2018-01-28 2018-07-10 丽水市宏宇高分子科技有限公司 一种水油两用防水透气助剂及其制备方法
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CN108608709A (zh) * 2018-05-17 2018-10-02 天长市正牧铝业科技有限公司 一种棒球棒用手柄胶料
CN109504064A (zh) * 2018-10-26 2019-03-22 厦门安踏体育用品有限公司 一种高分子弹性体膜、面料及其制备方法
CN110106656A (zh) * 2019-06-05 2019-08-09 黎明职业大学 服装喷砂图案加工方法及装置
CN110318262A (zh) * 2019-07-26 2019-10-11 兰州科天新材料股份有限公司 一种水性鞋里革贝斯及其制备方法
CN110438816A (zh) * 2019-09-12 2019-11-12 兰州科天水性高分子材料有限公司 一种吸纹合成革及其制备方法
CN111101386A (zh) * 2019-12-31 2020-05-05 合肥科天水性科技有限责任公司 一种干法透气透湿生物基服装革及其制备方法
CN111118911A (zh) * 2019-12-31 2020-05-08 合肥科天水性科技有限责任公司 一种生物基干法服装革贝斯及其制备方法
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CN114438799A (zh) * 2021-12-29 2022-05-06 合肥科天水性科技有限责任公司 一步法制备水性聚氨酯压纹合成革贝斯的工艺

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CN106544876A (zh) * 2016-12-06 2017-03-29 广东天安新材料股份有限公司 皮革的制作方法与采用该制作方法形成的皮革
CN107090170A (zh) * 2017-05-26 2017-08-25 高鼎精细化工(昆山)有限公司 水性聚氨酯组合物、水性聚氨酯发泡体及其制备方法及用途
CN108049195A (zh) * 2017-12-29 2018-05-18 合肥科天水性科技有限责任公司 一种湿法制备水性聚氨酯再生皮的方法
CN108049195B (zh) * 2017-12-29 2020-12-01 合肥科天水性科技有限责任公司 一种湿法制备水性聚氨酯再生皮的方法
CN108264792A (zh) * 2018-01-28 2018-07-10 丽水市宏宇高分子科技有限公司 一种水油两用防水透气助剂及其制备方法
CN108360269B (zh) * 2018-04-20 2020-05-12 齐鲁工业大学 一种牛毛粉末填料改性水性干法聚氨酯贝斯的制备方法
CN108360269A (zh) * 2018-04-20 2018-08-03 齐鲁工业大学 一种牛毛粉末填料改性水性干法聚氨酯贝斯的制备方法
CN108608709A (zh) * 2018-05-17 2018-10-02 天长市正牧铝业科技有限公司 一种棒球棒用手柄胶料
CN109504064A (zh) * 2018-10-26 2019-03-22 厦门安踏体育用品有限公司 一种高分子弹性体膜、面料及其制备方法
CN110106656A (zh) * 2019-06-05 2019-08-09 黎明职业大学 服装喷砂图案加工方法及装置
CN110106656B (zh) * 2019-06-05 2022-02-08 黎明职业大学 服装喷砂图案加工方法及装置
CN110318262A (zh) * 2019-07-26 2019-10-11 兰州科天新材料股份有限公司 一种水性鞋里革贝斯及其制备方法
CN110438816B (zh) * 2019-09-12 2022-02-01 兰州科天水性高分子材料有限公司 一种吸纹合成革及其制备方法
CN110438816A (zh) * 2019-09-12 2019-11-12 兰州科天水性高分子材料有限公司 一种吸纹合成革及其制备方法
CN111118911A (zh) * 2019-12-31 2020-05-08 合肥科天水性科技有限责任公司 一种生物基干法服装革贝斯及其制备方法
CN111101386A (zh) * 2019-12-31 2020-05-05 合肥科天水性科技有限责任公司 一种干法透气透湿生物基服装革及其制备方法
CN112227084A (zh) * 2020-10-12 2021-01-15 禾欣可乐丽超纤皮(嘉兴)有限公司 一种防水透湿服装革的制造工艺
CN114277582A (zh) * 2021-12-08 2022-04-05 福建省三源兴纺织科技有限公司 一种高耐寒耐磨合成革及其制备方法
CN114438799A (zh) * 2021-12-29 2022-05-06 合肥科天水性科技有限责任公司 一步法制备水性聚氨酯压纹合成革贝斯的工艺
CN114438799B (zh) * 2021-12-29 2024-03-19 合肥科天水性科技有限责任公司 一步法制备水性聚氨酯压纹合成革贝斯的工艺

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Application publication date: 20161116