Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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297/00
Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
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C08F297/02
using a catalyst of the anionic type
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C08F297/04
polymerising vinyl aromatic monomers and conjugated dienes
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C08F297/046
polymerising vinyl aromatic monomers and isoprene, optionally with other conjugated dienes
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