Transparent resin and plastic lens

Details Transparent resin and plastic lens Transparent resin and plastic lens

1994-12-21

1997-09-02

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C08F 1800

Patent

active

056632649

ABSTRACT:
A transparent resin obtained by polymerizing a monomer having an alkylene oxide group, a polyfunctional (meth)acrylate having a divalent branched hydrocarbon group and other copolymerizable vinyl monomer, if necessary, is suitable as an elementary material for a plastic lens with excellent heat resistance and hue.

REFERENCES:
patent: 4752627 (1988-06-01), Froix

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