| abstract |
PROCEDURE TO STABILIZE FILMS, COATINGS OR MOLDED ARTICLES AGAINST LIGHT AND MOISTURE. IT CONSISTS OF ADDING TO THE POLYMER A STABILIZING AND SYNERGY EFFECTIVE AMOUNT OF (A) AND (B). BEING; (A), A COMPOUND OF 2,2,6,6-TETRAALKYLPIPERIDINE OR ITS ACID ADDITION SALTS OR ITS METALLIC COMPLEXES; (B), A TRIS-ARIL-S-TRIAZINE COMPOUND OF FORMULA (I); R RAISED TO 1 TO R RAISED TO 9, H, ALKYL, CARBOXI, HALO AND OTHERS; X, Y, Y Z, AROMATIC CARBOCYCLIC RADICALS OF 3 RINGS WITH 6 MEMBERS. THE POLYMER IS A THERMOHARDENED ACRYLIC COATING CATALYZED WITH ACID. IT IS USED IN VEHICLES AND TRUCKS. *FORMULA* |