CN108004785A - 一种用于纤维浸胶的浸胶液 - Google Patents
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Abstract
一种用于纤维浸胶的浸胶液,属于工业用布技术领域。包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为200‑450份,所述分散剂的重量份为10‑35份,所述湿润剂的重量份为15‑35份,所述改性剂的重量份为15‑35份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。本发明具有抗高温、抗酸碱、高耐磨的优点,提升了浸胶液的性能。
Description
技术领域
本发明涉及一种浸胶液的配方,尤其是一种用于纤维浸胶的浸胶液,属于工业用布技术领域。
背景技术
浸胶是织物通过胶液浸槽,使织物纤维浸上胶浆,以提高织物与胶料的熟结力。浸胶可使人造丝、合成纤维及玻璃纤维帘线表面光滑,浸胶浆后可显著提高胶料与纤维的勃着力。常用的浸液为天然乳胶与间苯二酚甲醛树脂相配合的水乳液。役胶设备包括役渍槽、干燥室、热仲张及卷取装置,也可与压延机连接,组成帝布浸胶、贴胶、擦胶联动生产线。浸胶液可提高橡胶与玻璃纤维的私着力,棉帘布经浸酚醛胶乳,也能显著提高轮胎的耐用性能。但是,现有的浸胶液在提高织布纤维的耐热、耐腐、耐压性能方面亟待改善。
发明内容
本发明的目的是针对上述现有技术的不足,提高一种用于纤维浸胶的浸胶液,以改善工业用布的耐热、耐腐、耐压以及耐疲劳性能。
本发明的技术方案如下:一种用于纤维浸胶的浸胶液,其特征是,包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为200-450份,所述分散剂的重量份为10-35份,所述湿润剂的重量份为15-35份,所述改性剂的重量份为15-35份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。
所述乳胶中,天然乳胶的重量份为80-350份,丁苯乳胶的重量份为40-290份、丁吡乳胶重量份为50-200份。
所述分散剂中,酪素的重量份为5-20份,苛性钠的重量份为5-20份。
所述改性剂中,蛋白质的重量份为5-20份,树脂的重量份为5-20份。
本发明中的胶乳可在纤维表面形成胶膜,靠分子间力和化学键合起粘合作用,酪素、苛性钠起稳定胶液作用,蛋白质可与纤维反应并与橡胶粘附,树脂通过化学反应增加与橡胶的粘合。
天然胶乳属于橡胶类的热塑性合成树脂,其特点是高弹性、粘接时成膜性能良好、胶膜富于柔韧性,因而使胶膜具有优异的耐屈挠性、抗震性和耐蠕变性能,适用于动态下部件的粘接和不同热膨胀系数材料之间的粘接。
丁苯胶乳是以丁二烯和苯乙烯经低温聚合而成的稳定乳液。根据苯乙烯含量、乳化剂和聚合温度等的不同,而有多种品种,其性能和用途也不同。丁苯胶乳是丁二烯和苯乙烯单体在添加不同化学品和助剂后经乳液共聚而制成的聚合物胶乳。丁苯胶乳具有很好的粘着性,由于其粒子比天然胶乳的粒子小,其机械稳定性优于天然胶乳,并能与天然胶乳以任何比例混合。丁苯胶乳是最重要的合成胶乳,根据苯乙烯含量不同,可分为S/B胶乳(苯乙烯含量超过45%)和SBR胶乳(苯乙烯含量低于45%)。S/B胶乳主要用于纸张涂层(铜版纸生产)和地毯背衬,而SBR胶乳则主要用于制造泡沫(海绵)制品及合成纤维帘子线浸渍等领域。
丁吡胶乳是乙烯基吡啶(α-甲基-5-乙烯基吡啶)和丁二烯的二元共聚物,称为丁吡胶乳(butadiene vinyl-pyridine rubber latex)。丁吡胶乳的制造方法与丁苯胶乳类似,只是用乙烯基吡啶代替苯乙烯,聚合方法分为热聚和冷聚两大类。目前一般采用热聚的方法,聚合温度为50℃;由于胶乳中引进了吡啶基团,增加了极性,因而能大大提高纤维(特别是人造丝、聚酰胺、聚酯等)与橡胶直接的粘合能力。使用时一般与少量丁苯胶乳混合后,在与间苯二酚-甲醛溶液混合配成一定比例的浸渍液简称RFL。
与现有技术相比,采用本发明的浸胶配方生产的浸胶工业用布,具有浸胶层的高温老化性能好、使用寿命长等特点,本发明通过在原料中加入乳胶,使浸渍在工业布上的浸胶液表面快速形成一层薄膜,该层薄膜可以起到耐热、耐腐、耐磨作用,保证浸胶液与工业布表面的粘合性能。本发明具有抗高温、抗酸碱、高耐磨的优点,提升了浸胶液的性能。
具体实施方式
实施例1
一种用于纤维浸胶的浸胶液,包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为200-450份,所述分散剂的重量份为10-35份,所述湿润剂的重量份为15-35份,所述改性剂的重量份为15-35份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。
乳胶中,天然乳胶的重量份为80-350份,丁苯乳胶的重量份为40-290份、丁吡乳胶重量份为50-200份。
分散剂中,酪素的重量份为5-20份,苛性钠的重量份为5-20份。
改性剂中,蛋白质的重量份为5-20份,树脂的重量份为5-20份。
实施例2
一种用于纤维浸胶的浸胶液,包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为200份,所述分散剂的重量份为10份,所述湿润剂的重量份为15份,所述改性剂的重量份为15份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。
乳胶中,天然乳胶的重量份为80份,丁苯乳胶的重量份为40份、丁吡乳胶重量份为50份。
分散剂中,酪素的重量份为5份,苛性钠的重量份为5份。
改性剂中,蛋白质的重量份为5份,树脂的重量份为5份。
实施例3
一种用于纤维浸胶的浸胶液,包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为450份,所述分散剂的重量份为35份,所述湿润剂的重量份为35份,所述改性剂的重量份为35份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。
乳胶中,天然乳胶的重量份为350份,丁苯乳胶的重量份为290份、丁吡乳胶重量份为200份。
分散剂中,酪素的重量份为20份,苛性钠的重量份为20份。
改性剂中,蛋白质的重量份为20份,树脂的重量份为20份。
Claims (4)
1.一种用于纤维浸胶的浸胶液,其特征是,包括乳胶、分散剂、湿润剂、改性剂,所述乳胶的重量份为200-450份,所述分散剂的重量份为10-35份,所述湿润剂的重量份为15-35份,所述改性剂的重量份为15-35份;所述乳胶为天然乳胶、丁苯乳胶、丁吡乳胶混合物,所述分散剂为酪素、苛性钠,所述湿润剂为拉开粉;所述改性剂为蛋白质、树脂。
2.根据权利要求1所述的一种用于纤维浸胶的浸胶液,其特征是,所述乳胶中,天然乳胶的重量份为80-350份,丁苯乳胶的重量份为40-290份、丁吡乳胶重量份为50-200份。
3.根据权利要求1所述的一种用于纤维浸胶的浸胶液,其特征是,所述分散剂中,酪素的重量份为5-20份,苛性钠的重量份为5-20份。
4.根据权利要求1所述的一种用于纤维浸胶的浸胶液,其特征是,所述改性剂中,蛋白质的重量份为5-20份,树脂的重量份为5-20份。
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Cited By (2)
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CN109082893A (zh) * | 2018-08-16 | 2018-12-25 | 联新(开平)高性能纤维有限公司 | 一种环保型纤维骨架材料浸胶液及其制备工艺和应用 |
CN115369549A (zh) * | 2022-08-15 | 2022-11-22 | 常熟市轩旭纺织品有限公司 | 一种透气双面复合绒布的生产方法 |
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