Terpolymer with a high refractive index
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United States of America Patent
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-
Feb 8, 1983
Grant Date -
N/A
app pub date -
Oct 26, 1981
filing date -
Oct 26, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A high refractive lens of a terpolymer produced by the polymerization of ternary monomers comprising diethylene glycol bisallyl carbonate, triallylisocyanurate, and benzyl methacrylate. This lens is considerably improved in its physical properties necessary for lens such as superficial hardness, transmittance, and adhesion strength of glass film coated on the surface, as well as having a high refractive index.
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