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last 30 patents
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Patent Grant
Impact resistant polystyrene and a process for its production
Patent number
4,001,349
Issue date
Jan 4, 1977
Montedison Fibre S.p.A.
Febo Severini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Graft polymers of vinyl chloride on unsaturated olefinic elastomers...
Patent number
3,975,458
Issue date
Aug 17, 1976
Montecatini Edison S.p.A.
Febo Severini
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...