发明名称 |
TWO-COMPONENT SOLVENT-FREE POLYURETHANE ADHESIVES |
摘要 |
A two-component solvent-free polyurethane laminating adhesive for flexible packaging, including a First Component and a Second Component is provided. The First Component, which acts as a resin, includes a first vegetable oil based Polyol A in an amount from 20 to 40 weight percent, a second vegetable oil based Polyol B in an amount from 0.5 to 5 weight percent, and a Polyisocyanate C in an amount from 60 to 74 weight percent. The Second Component, which acts as a hardener, includes a first vegetable oil based Polyol A in an amount from 87 to 99 weight percent, and a Polyol E in an amount from 0.5 to 5 weight percent. The first vegetable oil based Polyol A is preferably a hydroxylated castor oil, and the second vegetable oil based Polyol B is preferably hydroxylated linseed oil. |
申请公布号 |
EP2542638(A1) |
申请公布日期 |
2013.01.09 |
申请号 |
EP20110751429 |
申请日期 |
2011.03.04 |
申请人 |
MICROVAST, INC.;HUZHOU OCHEM CHEMICAL CO., LTD |
发明人 |
WU, YANG;NING, CHAOFENG;YUAN, XINBING;FENG, XINPING |
分类号 |
C09J175/04;C08G18/10;C08G18/12 |
主分类号 |
C09J175/04 |
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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