The present invention relates to novel aqueous polyurethane dispersions produced using at least two poly(tetramethylene glycol) polyether polyols with different average molar masses and at least two different polyisocyanate components.
申请公布号
HK1179285(A1)
申请公布日期
2015.08.28
申请号
HK20130106149
申请日期
2013.05.24
申请人
BAYER MATERIALSCIENCE AG
发明人
DRR, SEBASTIAN S;GRABLOWITZ , HANS, GEORG HG;FELLER, THOMAS T;MICHAELIS, THOMAS T
