DIFF Subgroup
C08J 9/28 by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof > by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
CPC:
Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (mechanical aspects of shaping of plastics or substances in a plastic state for the production of porous or cellular articles B29C) > by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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