Method for production of ethylene sulfide/sulfur copolymer and e

Details Method for production of ethylene sulfide/sulfur copolymer and e Method for production of ethylene sulfide/sulfur copolymer and e

1997-05-14

1999-07-27

Marquis, Melvyn I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From sulfur-containing reactant

528379, C08G 7500

Patent

active

059292024

ABSTRACT:
This invention concerns a method for the production of an ethylene sulfide/sulfur copolymer which comprises copolymerizing ethylene sulfide with sulfur. This method permits an ethylene sulfide/sulfur copolymer as a novel copolymer.

REFERENCES:
Duda et al., "Anionic Copolymerization of Elemental Sulfur with Porpylene Sulfide", Macromolecules 15:36-40 (1982).
Duda et al., "Anionic Copolymerization of Elemental Sulfur with Propylene Sulfide. Equilibrium Sulfur Concentration", J.Macromol.Sci-Chem., A20(9), pp. 967-978 (1983).
Duda et al., "Liquid oligomeric diols with high sulfur content from elemental sulfur, cyclic sulfides and dihydroxypolysulfides", Makomol.Chem.,Rapid Commun. 9;151-157 (1988).
Penczek et al., "Anionic copolymerisation of elemental sulphur", Nature 273:738-739 (1978).

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