Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
Inventor
active
Isocyanate adducts
Open-celled rigid foams based on isocyanate
Polyurethane-based, compact moldings or moldings having a cellul
Polyurethane-based, compact moldings or moldings having a cellul
Storage-stable emulsions for producing fine-celled rigid foams b
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