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公开(公告)号:US5885474A
公开(公告)日:1999-03-23
申请号:US11241
申请日:1998-01-28
申请人: Jurgen Reiners , Manfred Schnee , Torsten Groth , Winfried Joentgen , Gerd Schmitz , Harro Traubel , Nikolaus Muller
发明人: Jurgen Reiners , Manfred Schnee , Torsten Groth , Winfried Joentgen , Gerd Schmitz , Harro Traubel , Nikolaus Muller
CPC分类号: C08G73/1092 , C14C9/00 , Y10T428/4935
摘要: Leather can be pretreated to obtain good body, soft feel, and excellent grain smoothness and solidity with products having a molecular weight of 700 to 30,000 and which are obtainable by reaction ofA. polysuccinimide having a molecular weight, determined as the number-average, of 500 to 10,000, withB. 5 to 90 mol % based on the succinimide units of polysuccinimide A, and/or secondary amine, the nitrogen substituents of which contain 1 to 60 carbon atoms and which can be unsubstituted or substituted, at least 2.5 mol % of the nitrogen substituents of the amine containing at least 12 carbon atoms,C. optionally, (i) derivatives of C.sub.1 -C.sub.18 -monocarboxylic acids, C.sub.2 -C.sub.10 -dicarboxylic acids, and/or (ii) monoisocyanates, diisocyanates epichlorohydrin (for reaction of amino and/or hydroxyl groups on the nitrogen substituents of the reaction product of A and B), andD. 95 to 10 mol % of ring-opening base in the presence of water.
摘要翻译: PCT No.PCT / EP96 / 03241 Sec。 371日期1998年1月28日 102(e)1998年1月28日PCT PCT 1996年7月23日PCT公布。 公开号WO97 / 06279 日期1997年2月20日可以预处理具有分子量为700〜30,000的产品的良好的身体,柔软的手感和良好的颗粒光滑度和稳定性,并且可以通过将分子量为A的聚琥珀酰亚胺 数均分子量为500〜10000,B为5〜90摩尔%,基于琥珀酰亚胺单元的聚琥珀酰亚胺A,和/或仲胺,其氮取代基含有1〜60个碳原子,可以是未取代的或 至少2.5mol%含有至少12个碳原子的胺的氮取代基,C.任选地,(i)C 1 -C 18 - 一元羧酸的衍生物,C 2 -C 10 - 二羧酸和/或(ii) 单异氰酸酯,二异氰酸酯表氯醇(用于在A和B的反应产物的氮取代基上的氨基和/或羟基的反应)和D.95至10摩尔%的开环碱在水的存在下反应。
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2.
公开(公告)号:US06379751B1
公开(公告)日:2002-04-30
申请号:US09734400
申请日:2000-12-11
申请人: Walter Schäfer , Günter Sackmann , Jürgen Reiners , Tillmann Hassel , Manfred Schnee , Fritz Novotny
发明人: Walter Schäfer , Günter Sackmann , Jürgen Reiners , Tillmann Hassel , Manfred Schnee , Fritz Novotny
IPC分类号: B05D712
CPC分类号: C08G77/388 , C08G18/12 , C08G18/2825 , C08G18/3838 , C08G18/4018 , C09D183/08 , C14C9/00 , C08G18/3231 , C08L2666/14 , C08L2666/30 , C08L91/06 , C08L2666/04
摘要: The invention relates to polysiloxanes containing carboxyl groups that are useful for imparting water-repellency to substrates, a process for their preparation, a water-repellent system containing such polysiloxanes, and a process for the production of hydrophobic substrates.
摘要翻译: 本发明涉及含有赋予基材拒水性的羧基的聚硅氧烷,其制备方法,含有该聚硅氧烷的防水体系,以及疏水性基材的制造方法。
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