Patent · US Expired

Method of preparing sulfur-modified polychloroprene

USRE33377E · kind E · reissue

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7References
21Claims
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Key dates

Filing dateOct 20, 1988
Grant dateOct 9, 1990
Priority date
Expiry dateOct 20, 2008

Classification

  • Technology area (CPC —)General

Abstract

Sulfur-modified polychloroprene in alkaline aqueous emulsion is prepared by incorporating one or more organic polysulfides which act as peptizing agents during the polymerization of the chloroprene. The sulfur-modified polychloroprenes obtained have stable viscosities.

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