DIFF Subgroup
C08J 5/18 Manufacture of films or sheets
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Manufacture of articles or shaped materials containing macromolecular substances > Manufacture of films or sheets
CPC:
Manufacture of articles or shaped materials containing macromolecular substances (manufacture of semi-permeable membranes B01D67/00 - B01D71/00) > Manufacture of films or sheets
No child classifications to compare. This is a leaf node in both IPC and CPC.