CPC Main Group
B32B 23/00 Layered products comprising cellulosic plastic substances
7 direct subcodes
Child Classifications
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- B32B 23/02 in the form of fibres or filaments
- B32B 23/04 comprising such substance as the main or only constituent of a layer, next to another layer of a
- B32B 23/10 next to a fibrous or filamentary layer
- B32B 23/12 next to a particulate layer
- B32B 23/14 characterised by containing special compounding ingredients
- B32B 23/20 comprising esters
- B32B 23/22 comprising ethers