Thiophosphine compounds and methods of making polymerizable...

Details Thiophosphine compounds and methods of making polymerizable... Thiophosphine compounds and methods of making polymerizable...

2006-10-31

2006-10-31

Truong, Duc (Department: 1711)

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

Synthetic resins

From phosphorus-containing reactant

C528S373000, C528S389000, C528S487000

Reexamination Certificate

active

07129321

ABSTRACT:
Thiophosphine compounds (also named phosphine sulfide compounds) and their use for making polymerizable compositions which after polymerization give optically transparent articles, such as ophthalmic lenses, having improved mechanical and optical properties and in particular having an improved UV cut.

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