Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating
Reexamination Certificate
2005-03-29
2005-03-29
Berman, Susan (Department: 1711)
Plastic and nonmetallic article shaping or treating: processes
Optical article shaping or treating
C264S001240, C264S001310, C264S001360, C264S001370, C264S001380, C264S496000, C430S007000, C430S321000, C522S180000, C528S360000, C528S374000, C528S376000
Reexamination Certificate
active
06872333
ABSTRACT:
A composition containing 3,3′-thiobis(propane-1,2-dithiol) and one or more enic compounds which composition is photocurable and can give a cured product having a high refractive index and adequate hardness.
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Ishii Kenji
Kondo Mitsuteru
Okazaki Hitoshi
Takasuka Masaaki
Takeuchi Motoharu
Berman Susan
Mitsubishi Gas Chemical Company Ltd.
Wenderoth , Lind & Ponack, L.L.P.
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