发明名称 |
ANIONIC POLYURETHANE AQUEOUS DISPERSIONS |
摘要 |
Aqueous dispersions containing anionic polyurethanes are prepared by reacting a prepolymer A), obtained from aliphatic or cycloaliphatic diisocyanates, polytetramethylene glycol and one or more anionic or potentially anionic polyols, with a chain extender B) which is a diamine sulfonate salt; the dispersion have a medium particle size above 600 nm and give films of high opacity and soft-feel touch which are useful for the coating of leather, fabrics, paper, cardboard, plastic, wood and metals. |
申请公布号 |
WO2010015494(A2) |
申请公布日期 |
2010.02.11 |
申请号 |
WO2009EP59051 |
申请日期 |
2009.07.15 |
申请人 |
LAMBERTI SPA;COSTA, GABRIELE;AMICI KROUTILOVA, IRENA;MERCATALI, STEFANIA;LI BASSI, GIUSEPPE |
发明人 |
COSTA, GABRIELE;AMICI KROUTILOVA, IRENA;MERCATALI, STEFANIA;LI BASSI, GIUSEPPE |
分类号 |
C08G18/08;C08G18/12;C08G18/48;C08G18/73;C08G18/75 |
主分类号 |
C08G18/08 |
代理机构 |
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代理人 |
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地址 |
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