CN114855363B - 一种大豆仿丝棉及其加工方法 - Google Patents

一种大豆仿丝棉及其加工方法 Download PDF

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CN114855363B
CN114855363B CN202210604618.3A CN202210604618A CN114855363B CN 114855363 B CN114855363 B CN 114855363B CN 202210604618 A CN202210604618 A CN 202210604618A CN 114855363 B CN114855363 B CN 114855363B
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朱苗苗
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Abstract

本发明公开了一种大豆仿丝棉及其加工方法,属于纺织制品技术领域。大豆仿丝棉,主要包括以下质量比的原料制成:质量比为(1‑4):(0.5‑2):(2‑5):(1‑3):(0.1‑2):(0.1‑2)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。本发明的大豆仿造丝棉通过大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维,这多种纤维共同混合,相互协同,同通过本发明的加工方法相结合,得到的大豆仿丝棉,较常规大豆仿丝棉相比,在膨松度上提高25%左右,保暖度上提高9%左右。

Description

一种大豆仿丝棉及其加工方法
技术领域
本发明涉及纺织制品技术领域,具体涉及一种大豆仿丝棉及其加工方法。
背景技术
大豆纤维,即大豆蛋白纤维,是采用化学、生物化学的方法浸泡去掉油脂的大豆粕,提取豆粕中的球状蛋白质,经过提纯、利用助剂改变空间结构,使之与含腈基、羟基的高聚物接枝、共聚、共混制成一定浓度的蛋白质纺丝液,再经湿法纺丝而成。大豆蛋白纤维主要有三部分组成,最外层为改性蛋白质,中间部分为经缩醛化的聚乙烯醇,内芯为含磺酸基单体的聚丙稀腈。根据公开的专利文献报道,大豆蛋白纤维中的蛋白质含量为23%-55%,聚乙稀醇和其他成分为77%-45%,蛋白质主要是以不连续的团块状分散在连续的PVA介质中,在结构上含有氨基、羧基,羟基、腈基等,这种组成和结构使它具有较好的吸湿性和导湿性。目前生产的大豆蛋白纤维主要是短纤维,其中棉型蛋白纤维的机切长度为38ram,排列整齐,纤维截面大多呈不规则的哑铃型,一部分为三角型,截面中心颜色较深,有明显的皮芯结构,皮层结构紧密且厚韧,芯层可能由于在凝固浴脱溶剂时形成了许多海绵多孔状的空隙结构,纵向表面不光滑,外观光泽亮丽类似于蚕丝,色呈淡黄,密度为1.28R/m3,与蚕丝比黏性小,手感轻柔滑爽,酷似羊绒,保暖性高于腈纶,悬垂性优于蚕丝,透气性高于蚕丝、腈纶,可洗性比腈纶和蚕丝好,摩擦系数小,抗静电性能优于合成纤维,公定回潮率为8.6%,高于棉而大于合成纤维,强度高。
大豆纤维具有明亮柔和,色泽亮丽,具有蚕丝般的光泽;柔韧蓬松,具有羊绒的滑糯手感的优点。即使目前市场上纤维被芯品种繁多,因大豆纤维优秀表现其接受度最高的,通过大豆纤维和其他普通纤维混合梳理成仿丝棉作为填充料,可以保留大豆纤维的优点。但大豆纤维具有吸湿、放湿性同样表现优越,在被用作被芯时,其具有较强的吸湿、放湿性,导致被芯蓬松度不够,比较容易板结,保暖性不佳。
发明内容
本发明的目的是提供一种大豆仿丝棉及其加工方法,以解决现有大豆纤维被芯蓬松度不够,比较容易板结,保暖性不佳的问题。
本发明解决上述技术问题的技术方案如下:
一种大豆仿丝棉,主要包括以下质量比的原料制成:质量比为(1-4):(0.5-2):(2-5):(1-3):(0.1-2):(0.1-2)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
进一步地,所述的大豆仿丝棉,主要包括以下质量比的原料制成:质量比为(1.5-3):(0.5-1.5):(2.5-4):(1.5-2.5):(0.5-1.5):(0.5-1.5)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
进一步地,所述的大豆仿丝棉,主要包括以下质量比的原料制成:质量比为2:1:3:2:1:1的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
进一步地,在所述的大豆仿丝棉中,所述多孔纤维的孔数为10-15个。
进一步地,在所述的大豆仿丝棉中,所述热熔纤维包括聚乙烯纤维、聚丙烯纤维、聚酯纤维、聚酰胺纤维和聚丙烯腈纤维中的一种或多种。
本发明还提供上述的大豆仿丝棉的加工方法,包括以下步骤:
分别对大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维进行多次的开松处理,利用开松处理用于梳松和整理纤维并清除纤维中的杂质和疵点;
将完成开松处理后的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维进行搅拌混合均匀得到混合纤维,对混合纤维进行梳理处理,将曲状的纤维整理成伸直纤维状;
将完成梳理处理的混合纤维压制成絮片后,进行烫光、断棉切割,得到所述大豆仿丝棉。
进一步地,在所述的大豆仿丝棉的加工方法中,所述梳理处理的条件为:锡林速度:400-450r/min、刺辊:670-720r/min)、道夫转速:27-35r/min。
进一步地,在所述的大豆仿丝棉的加工方法中,所述烫光的温度为150-170℃。
本发明具有以下有益效果:
本发明的大豆仿造丝棉通过大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维,这多种纤维共同混合,相互协同,同通过本发明的加工方法相结合,得到的大豆仿丝棉,较常规大豆仿丝棉相比,在膨松度上提高25%左右,保暖度上提高9%左右。
具体实施方式
以下结合实施例对本发明的原理和特征进行描述,所举实例只用于解释本发明,并非用于限定本发明的范围。实施例中未注明具体条件者,按照常规条件或制造商建议的条件进行。所用试剂或仪器未注明生产厂商者,均为可以通过市售购买获得的常规产品。
本发明的方案为:
本发明的一种大豆仿丝棉,主要包括以下质量比的原料制成:质量比为(1-4):(0.5-2):(2-5):(1-3):(0.1-2):(0.1-2)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。所述多孔纤维的孔数为10-15个,孔数目可以为10个、11个、12个、13个、14个、15个。所述热熔纤维包括聚乙烯纤维、聚丙烯纤维、聚酯纤维、聚酰胺纤维和聚丙烯腈纤维中的一种或多种。
本发明的涤纶短纤维1.33D为中国石化仪征化纤有限责任公司提供的1.33dtex×38mm/44mm高强棉型的涤纶短纤维,该涤纶短纤维具有高强低伸型,强度高、疵点少、卷曲良好、含油率适中、干热收缩率低、产品可纺性好、手感柔软滑爽的优点。涤纶中空纤维3.33D为中国石化仪征化纤有限责任公司提供的3.33dtex×64mm/64mm硅整理型的涤纶中空纤维,中空涤纶纤维内腔中空,纵向表面光滑平直,卷曲少,抱合力差,比重小,加工过程中易造成纤维漂浮、飞散,缠绕现象,而经过硅整理以后的涤纶中空纤维,增强中空涤纶牵伸刚性,减少纤维飞散现象。涤纶中空纤维0.78D为中国石化仪征化纤有限责任公司提供的0.78dtex×32/38/51/20/12mm的赛羽绒型的涤纶中空纤维,该涤纶中空纤维具有羽绒般的柔和手感,优良的弹性的优点。
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照(1-4):(0.5-2):(2-5):(1-3):(0.1-2):(0.1-2)的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:400-450r/min、刺辊:670-720r/min)、道夫转速:27-35r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度150-170℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
在本发明下面实施例中多孔纤维的孔数12个。
实施例1:
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照1:0.5:2:1:0.1:0.1的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:400r/min、刺辊:670r/min)、道夫转速:27r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度150℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
本实施例的大豆仿丝棉与常规大豆仿丝棉相比,膨松度提高24.5%,保暖度提高8.7%。
实施例2:
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照1.5:0.5:2.5:1.5:0.5:0.5的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:415r/min、刺辊:685r/min)、道夫转速:28r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度155℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
本实施例的大豆仿丝棉与常规大豆仿丝棉相比,膨松度提高24.8%,保暖度提高8.9%。
实施例3:
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照2:1:3:2:1:1的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:428r/min、刺辊:700r/min)、道夫转速:30r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度160℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
本实施例的大豆仿丝棉与常规大豆仿丝棉相比,膨松度提高25.7%,保暖度提高9.5%。
实施例4:
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照3:1.5:4:2.5:1.5:1.5的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:440r/min、刺辊:705r/min)、道夫转速:32r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度165℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
本实施例的大豆仿丝棉与常规大豆仿丝棉相比,膨松度提高25.3%,保暖度提高9.2%。
实施例5:
本发明的大豆仿丝棉的加工方法包括以下步骤:
(1)大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
(2)将准备好的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维经过自动开包机按照4:2:5:3:2:2的比例下料,通过皮帘依次进入第一道开松机和第二道开松机。
(3)利用开松机打手针刺高速运转,将原料进行梳松和整理并清除各种纤维中大部分杂质和疵点,进入各自对应的纤维箱。
(4)将各纤维箱中的原料送进入到梳理机棉箱后,在大小刺轮的充分搅拌和均匀混合下,清除各纤维中剩余杂质和疵点,并且按照一定厚度匀速进入到梳理机,在锡林速度:450r/min、刺辊:720r/min)、道夫转速35r/min运转和梳理下,使所有曲状的纤维成为基本伸直纤维状。
(5)经过梳理过的混合纤维,利用成型机将其铺成宽度240cm的絮片。
(6)铺制成的絮片经过烘箱烫光(烘箱温度170℃),絮片表面结面防止钻毛,内部强力更大,避免使用过程中断棉。
(7)最后通过断棉设备,将絮片切割成210cm的长度,并称重检验。
本实施例的大豆仿丝棉与常规大豆仿丝棉相比,膨松度提高24.5%,保暖度提高8.3%。
以上所述仅为本发明的较佳实施例,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (3)

1.一种大豆仿丝棉,其特征在于,包括以下质量比的原料制成:质量比为(1-4):(0.5-2):(2-5):(1-3):(0.1-2):(0.1-2)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维;
所述多孔纤维的孔数为10-15个;
所述热熔纤维包括聚乙烯纤维、聚丙烯纤维、聚酯纤维、聚酰胺纤维和聚丙烯腈纤维中的一种或多种;
所述大豆仿丝棉的制备方法包括以下步骤:
分别对大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维进行多次的开松处理,利用开松处理用于梳松和整理纤维并清除纤维中的杂质和疵点;
将完成开松处理后的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维进行搅拌混合均匀得到混合纤维,对混合纤维进行梳理处理,将曲状的纤维整理成伸直纤维状;
将完成梳理处理的混合纤维压制成絮片后,进行烫光、断棉切割,得到所述大豆仿丝棉;
其中,所述梳理处理的条件为:锡林速度:400-450r/min、刺辊:670-720 r/min、道夫转速:27-35r/min;所述烫光的温度为150-170℃。
2.根据权利要求1所述的大豆仿丝棉,其特征在于,包括以下质量比的原料制成:质量比为(1.5-3):(0.5-1.5):(2.5-4):(1.5-2.5):(0.5-1.5):(0.5-1.5)的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
3.根据权利要求2所述的大豆仿丝棉,其特征在于,包括以下质量比的原料制成:质量比为2:1:3:2:1:1的大豆纤维、多孔纤维、涤纶短纤维1.33D、涤纶中空纤维3.33D、涤纶中空纤维0.78D和热熔纤维。
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