Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1993-10-18
1995-11-28
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
5263285, C08F22602, C08F22010
Patent
active
054709326
ABSTRACT:
Novel polymerizable yellow dyes are disclosed. Additionally, novel and known dyes are used to block or lower the intensity of blue light transmitted through ocular lenses and other windows.
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Alcon Laboratories Inc.
Cheng Wu C.
Ryan Patrick M.
Schofer Joseph L.
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