<p>A process for the preparation of sulfonated polyurethane-urea polymers, which are useful film to film laminating adhesives for flexible packaging in which the urethane-urea polymer component has no amide linkages. The water-based sulfonated polyurethane prepolymers are processed at reduced temperatures and are substantially free of volatile and/or leachable contaminants.</p>
申请公布号
EP0794203(B1)
申请公布日期
2000.07.05
申请号
EP19970103462
申请日期
1997.03.03
申请人
H.B. FULLER LICENSING & FINANCING, INC.
发明人
DUAN, YOULU;GWOST, DOUGLAS;LINDQUIST, LOWELL;RHEIN, SCOTT;ROLANDO, THOMAS;STAMMLER, SONJA;VOSS, PETER;DOCHNIAK, MICHAEL