Silicone salicylate esters

Details Silicone salicylate esters Silicone salicylate esters

1998-03-16

1999-03-16

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

558438, 558439, G07F 708

Patent

active

058832793

ABSTRACT:
The invention discloses novel salicylate esters of silicone compounds which contain an ester linkage, and a silicone polymer. Compounds of the invention are made by reacting (a) a carboxy silicone, and (b) salicylic acid to form an ester. Compounds of the invention by virtue of (i) the silicone group, (ii) the ester group and (iii) the ultra violet absorbing group salicylic, the compounds are effective durable ultra violet absorbers.

REFERENCES:
patent: 3119855 (1964-01-01), Bailey et al.
patent: 5374759 (1994-12-01), Imperante et. al.
patent: 5411729 (1995-05-01), O'Lenick
patent: 5475126 (1995-12-01), Yoshida et al.
patent: 5523445 (1996-06-01), O'Lenick
patent: 5637746 (1997-06-01), Knebelkemp et al.
patent: 5733533 (1998-03-01), O'Lenick et al.

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