Alkyl sulfide type episulfide compound

Details Alkyl sulfide type episulfide compound Alkyl sulfide type episulfide compound

1996-08-02

1998-09-15

Truong, Duc

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

Synthetic resins

From sulfur-containing reactant

528374, 528375, 528377, 523427, 523428, 359642, C08G 7500

Patent

active

058079750

ABSTRACT:
An alkyl sulfide type episulfide compound represented by the following general formula (I) or (II) is herein disclosed: ##STR1## A material obtained by polymerizing/curing the above-mentioned compound is desirable as an optical material for various purposes, particularly a lens material for spectacles.

REFERENCES:
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C. Bonnans-Plaisance et al, "Preparation and polymerization of poly(ethylene oxide) macromonomers", Polymer Bulletin, vol. 34, No. 2, 1995, Berlin, pp. 141-147.
Chemical Abstracts, vol. 120, No. 21, 23 May 1994, Columbus, Ohio, Abstract No. 269968x, XP002021376 * abstract; RN: 108106-35-0, 154504-95-7, 154504-96-8 * of Izv. Nats. Akad. Nauk Resp. Kaz., Ser. Khim., No. 2, 1993, pp. 52-55, E.E. Ergozhin et al.
Patent Abstracts of Japan, vol. 15, No. 252 (C-0844), 26 Jun. 1991 of JP 03 081320 A (Mitsui Toatsu Chem Inc).

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