Stilbene dyestuffs and light-polarizing films or sheets...

Details Stilbene dyestuffs and light-polarizing films or sheets... Stilbene dyestuffs and light-polarizing films or sheets...

C - Chemistry, Metallurgy

09

B

88/117, 260/156,

C09B 29/00 (2006.01) C09B 33/02 (2006.01) G02B 1/08 (2006.01)

Patent

CA 2006414

Stilbene dyestuffs and light-polarizing films or sheets containing stilbene dyestuffs Abstract Dyestuffs which in the form of the free acid conform to the formula Image I in which X and Y have the meanings given in the descrip- tion and light-polarizing films or sheets containing an organic polymer, preferably a vinyl alcohol homopolymer or copolymer, and dyestuffs I. Le A 26 260-Foreign countries

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