Patent · US Active

Partially neutralized chlorosulfonated polyolefin elastomers

US7838601B2 · kind B2 · utility

0Cited by
3References
4Claims
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Assignee

Inventors

Key dates

Filing dateMar 13, 2008
Grant dateNov 23, 2010
Priority date
Expiry dateFeb 7, 2029

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2205/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Partially neutralized chlorosulfonated polyolefin elastomers containing 0.5-10 weight percent chlorine and 0.25 to 5 weight percent sulfur are prepared from polyolefin elastomer base resins selected from the group consisting of propylene/ethylene copolymers, ethylene/propylene/diene copolymers, isobutylene/diene copolymers, isobutylene homopolymers, hydrogenated styrene/butadiene block copolymers and hydrogenated styrene/isoprene block copolymers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.