Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
Inventor
active
Polymers comprising alkali-insoluble core/alkali-soluble shell a
Porous non-friable polymer film
Process for producing porous polymer films
Process for producing porous polymer films
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Profile ID: LFUS-PAI-P-1944773