DIFF Subgroup
C08J 5/20 Manufacture of shaped structures of ion-exchange resins
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Manufacture of articles or shaped materials containing macromolecular substances > Manufacture of shaped structures of ion-exchange resins
CPC:
Manufacture of articles or shaped materials containing macromolecular substances (manufacture of semi-permeable membranes B01D67/00 - B01D71/00) > Manufacture of shaped structures of ion-exchange resins
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 1974.
Child Classifications
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