Ultra violet absorber

Details Ultra violet absorber Ultra violet absorber

1975-02-04

1977-06-07

Jacobs, Lewis T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252401, 252402, 252403, 252404, 260 458N, 260 458NW, 260 458SN, 260 4585B, 260 4595E, 260 4595C, 260 4595H, C08K 513, C08K 534, C08K 546

Patent

active

040283313

ABSTRACT:
A ultraviolet of absorber containing 2-(2',4'-dihydroxyphenyl)-5-chlorobenzotriazole is effectively used to stabilize polyurethane resins against ultraviolet rays.

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patent: 3239483 (1966-03-01), Higgins
patent: 3244667 (1966-04-01), Burgess
patent: 3300445 (1967-01-01), Sidi
patent: 3326849 (1967-06-01), Kelly, Jr. et al.
patent: 3368997 (1968-02-01), Gordon
patent: 3379675 (1968-04-01), Jensen et al.
patent: 3538046 (1970-11-01), Oertel et al.
patent: 3640928 (1972-02-01), Murayama et al.
patent: 3642669 (1972-02-01), Nast et al.
patent: 3778409 (1973-12-01), Oertel et al.
patent: 3856749 (1974-12-01), Hoeschele

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