Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1988-12-30
1990-10-02
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
528388, 525310, 525420, 525462, 525437, 524609, C08G 7514
Patent
active
049608410
ABSTRACT:
A process for producing a block copolymer composed of polyphenylene sulfide segments and polyphenylene sulfide sulfone segments comprises reacting a polyphenylene sulfide prepolymer with a mixture of a dihalodiphenyl sulfone and a sulfidization agent, or a polyphenylene sulfide sulfone prepolymer with a mixture of a polyhalogenated aromatic compound and a sulfidization agent.
REFERENCES:
patent: 4654410 (1987-03-01), Kashiwami et al.
patent: 4659789 (1987-04-01), Katto et al.
patent: 4678831 (1987-07-01), Kawabata et al.
patent: 4734470 (1988-03-01), Kawabata et al.
patent: 4785057 (1988-11-01), Shiiki et al.
Chiba Manabu
Inoue Toshio
Izutsu Hitoshi
Kawabata Juheiji
Kobata Fumihiro
Dainippon Ink and Chemicals Inc.
Marquis Melvyn I.
Woodward David W.
LandOfFree
Polyphenylene sulfide/polyphenylene sulfide sulfone block copoly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Polyphenylene sulfide/polyphenylene sulfide sulfone block copoly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polyphenylene sulfide/polyphenylene sulfide sulfone block copoly will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-293237