Formaldehyde-free durable press finish fabrics
    8.
    发明授权
    Formaldehyde-free durable press finish fabrics 失效
    无甲醛耐久压机面料

    公开(公告)号:US4336023A

    公开(公告)日:1982-06-22

    申请号:US221683

    申请日:1980-12-30

    CPC classification number: D06M13/272 D06M15/29

    Abstract: There is disclosed a process for imparting to cellulose or cellulose-containing textile materials durable press properties by treating cellulose or cellulose-containing textile materials by applying to the textile materials a treating composition of (a) about 1-25% by weight, based on dry weight of the material, of an activated water-soluble bisvinyl compound and (b) about 0.2-25% by weight, based on dry weight of material, of (1) a copolymer having a Tg

    Abstract translation: 公开了一种通过将纤维素或含纤维素的纺织材料应用于纺织材料来施加(a)约1-25重量%的处理组合物,其基于 所述材料的干重,活性水溶性双乙烯基化合物的重量和(b)基于材料的干重为约0.2-25重量%的(1)Tg <20℃的共聚物,所述共聚物 由单体混合物制备,所述单体混合物包含(i)基于共聚物重量计约0.25-99.5重量%的季铵单体,其通过使具有下式的表卤代醇与式CH 2 = C的铵盐反应而获得 (R)C(O)OAN(CH3)2HY,其中R是H或甲基,A是在邻接的O和N原子之间的链中具有至少两个碳的(C 2 -C 6)亚烷基或A是聚氧乙烯基 ,(CH 2 CH 2 O)n CH 2 CH 2,其中n为至少1的整数,X为碘,溴或氯 并且Y是阴离子,和(ii)至少一种可共聚的烯属不饱和单体,或(2)所述铵盐和表卤代醇的共聚物的反应产物,和(c)足够的碱水溶液以实现pH 约9-12; 干燥经处理的纺织材料; 并在足以固化该处理组合物的温度和一段时间内加热经处理的纺织材料。

    Process for hardening water-soluble polymers
    9.
    发明授权
    Process for hardening water-soluble polymers 失效
    硬化水溶性聚合物的方法

    公开(公告)号:US3635718A

    公开(公告)日:1972-01-18

    申请号:US3635718D

    申请日:1970-01-22

    Applicant: CIBA GEIGY AG

    CPC classification number: D06M13/41 C08F8/30 C09H7/00 G03C1/30

    Abstract: The present invention relates to a process for hardening watersoluble polymers, especially gelatine in the form of photographic emulsions with bis-acryloylimide. This hardener combines low molecular weight with a very great hardening capacity.

    Abstract translation: 本发明涉及一种硬化水溶性聚合物,特别是具有双丙烯酰亚胺的照相乳剂形式的明胶的方法。 这种硬化剂结合了低分子量和非常大的硬化能力。

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