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  • 匿名
关注:1 2013-05-23 12:21

求翻译:纯棉织物的浆料一般为聚乙烯醇(PVA)与淀粉或聚乙烯醇与羧甲基纤维素素(CMC)的混合浆料,聚乙烯醇为水溶性的化学浆料,在碱的作用下会发生溶胀,很容易被水洗去除,通过氧化剂的作用可以把聚乙烯醇降解为水溶性更好的低分子化合物,而溶解在工作液中了。在碱性溶剂、氧化剂的作用下,淀粉和羧甲基纤维素会发生与聚乙烯醇类似的溶胀现象和降解反应,在经水洗可全面去除织物上的浆料。因此退煮漂一浴法加工中需要有良好的助剂和氧化剂。是什么意思?

待解决 悬赏分:1 - 离问题结束还有
纯棉织物的浆料一般为聚乙烯醇(PVA)与淀粉或聚乙烯醇与羧甲基纤维素素(CMC)的混合浆料,聚乙烯醇为水溶性的化学浆料,在碱的作用下会发生溶胀,很容易被水洗去除,通过氧化剂的作用可以把聚乙烯醇降解为水溶性更好的低分子化合物,而溶解在工作液中了。在碱性溶剂、氧化剂的作用下,淀粉和羧甲基纤维素会发生与聚乙烯醇类似的溶胀现象和降解反应,在经水洗可全面去除织物上的浆料。因此退煮漂一浴法加工中需要有良好的助剂和氧化剂。
问题补充:

  • 匿名
2013-05-23 12:21:38
Cotton fabric of the slurry is generally polyvinyl alcohol (pva) and the mixed slurry of starch or polyvinyl alcohol and carboxymethyl cellulose hormone (cmc), polyvinyl alcohol, water-soluble chemical pulp, the alkali role occur swelling, can easily be washed to remove the polyvinyl alcohol degrada
  • 匿名
2013-05-23 12:23:18
Cotton fabrics of the paste is polyethylene glycol (PVA) with starch or polyethylene glycol methyl cellulose with tight CMC) of the pixel (mixed paste, polyethylene glycol-water-soluble chemical paste, in the role of alkali soluble inflation will occur, and can easily be removed and washed by the ro
  • 匿名
2013-05-23 12:24:58
The purified cotton fabric pulp generally for polyvinyl alcohol (PVA) and the starch or the polyvinyl alcohol and the carboxymethylcellulose element (CMC) mix pulp, the polyvinyl alcohol for the water-soluble chemistry pulp, can occur under the alkali function dissolves zhang, by the laundering elim
  • 匿名
2013-05-23 12:26:38
Sizing of pure cotton fabric is polyvinyl alcohol (PVA) and the effect of carboxymethyl cellulose and starch or polyvinyl alcohol (CMC) mixed slurry, PVA water soluble Chemical pulp, swelling occurs in alkali, and can easily be washed to remove, through the role of oxidants can better low molecular
  • 匿名
2013-05-23 12:28:18
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