C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
400/2019
C08F 283/08 (2006.01)
Patent
CA 1159190
INVENTION: A METHOD OF MANUFACTURING A GRAFT COPOLYMER COMPRISING POLYPHENYLENE ETHER ABSTRACT OF THE DISCLOSURE A method is provided in which copolymer of polyphenylene oxide with styrene and/or other vinylic monomer are readily prepared in high yields of graft efficiency by radical polymerisation of vaporised monomer onto solid polyphenylene oxide and thus resultant polymer has improved characteristics e,g. in fracture strength and chemical resistance. -1-
358876
Azuma Masaaki
Miyashita Shunitsu
Somemiya Akiyoshi
Borden Ladner Gervais Llp
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
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