Bis-benzotriazolyl compounds and polymeric materials...

Details Bis-benzotriazolyl compounds and polymeric materials... Bis-benzotriazolyl compounds and polymeric materials...

C - Chemistry, Metallurgy

07

D

400/3001, 400/70

C07D 249/20 (2006.01) C08K 5/3417 (2006.01) C08K 5/3475 (2006.01) C08K 5/42 (2006.01) C08L 23/00 (2006.01) C08L 101/00 (2006.01)

Patent

CA 2000934

Disclosed are bis-benzotriazolylphenol compounds having the formula (see fig. I) wherein R1 and R2 each is a 2-benzotriazolyl radical; R3 and R4 each is hydrogen, alkyl, aralkyl, alkoxy, aryl, carboxy, alkoxycarbonyl or halogen; and A is 1,3- or 1,4-phenylene. Also disclosed are synthetic polymeric materials stabilized with one of the above compounds.

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