发明名称 |
N-Methylpyrrolidon-freie Polyurethan-Dispersionen auf Basis von Dimethylolpropionsäure |
摘要 |
<p>Aqueous N-methylpyrrolidone- and solventfree polyurethane- dispersion (I) comprises a mixture of 1-isocyanate-3,3,5-trimethyl-5-isocyanato-methylcyclohexane (25-90 wt.%) and 4,4'-diisocyanato-dicyclohexylmethane (10-75 wt.%); one or more polyol with average molar weight of 500-6000; a dimethyolpropionicacid containing one or more OH, NH, carboxyl and/or caboxylate group, where at least 50 mol.% acid is introduced in the resin; one or more polyol and/or polyamine with average molecular weight of 500; and one or more monoalcohol and/or monoamine. An independent claim is included for a method for preparing (I).</p> |
申请公布号 |
DE502006003053(D1) |
申请公布日期 |
2009.04.23 |
申请号 |
DE20065003053T |
申请日期 |
2006.04.12 |
申请人 |
BAYER MATERIALSCIENCE AG |
发明人 |
GERTZMANN, ROLF DR.;LUEHMANN, ERHARD;KOPP, RICHARD DR. |
分类号 |
C08G18/75;C08G18/12;C08G18/32;C08G18/34;C08J3/07;C08L33/04;C09D175/04 |
主分类号 |
C08G18/75 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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