Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From phenol, phenol ether, or inorganic phenolate
Inventor
active
Blends of thermotropic polymers with polyesters and polycarbonat
Continuous preparation of aromatic polycondensates
Fully aromatic mesomorphic polyesters and their preparation
Fully aromatic thermotropic polyester imide
Fully aromatic thermotropic polyesters
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