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PCE
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DIFF Subgroup
C08G 64/34

and cyclic ethers

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule > General preparatory processes > using carbon dioxide > and cyclic ethers

CPC:

Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule (polycarbonate-amides C08G69/44; polycarbonate-imides C08G73/16) > General preparatory processes > using carbon dioxide > and cyclic ethers

No child classifications to compare. This is a leaf node in both IPC and CPC.