Stock material or miscellaneous articles – Circular sheet or circular blank
Patent
1995-08-21
1998-02-03
Evans, Elizabeth
Stock material or miscellaneous articles
Circular sheet or circular blank
428 644, 428523, 526328, 5263297, B32B 300
Patent
active
057142181
ABSTRACT:
An ionizing radiation-curable resin composition which provides a cured product having no yield point in the stress-strain diagram in tension is disclosed. An optical article prepared from the ionizing radiation-curable resin composition and a surface light source using the optical article are also disclosed. The present invention provides an excellent ionizing radiation-curable resin composition, an excellent optical article comprising a cured product of the resin composition, and an excellent surface light source using the optical article, which have high surface hardness and a high refractive index and are free from deformation, permanent sets, and reduction in weather resistance after curing.
REFERENCES:
patent: 5292471 (1994-03-01), Ito et al.
Abe Youichi
Amemiya Hiroyuki
Etou Kazuko
Ichinose Eiji
Ishida Hisanori
Dainippon Ink and Chemicals Inc.
Dainippon Printing Co., Ltd.
Evans Elizabeth
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