Patent ID: 6544304
Filing Date: 2003-04-08
Classification: C08K,C08L,C11C

Abstract:
A composition which consists essentially of(a) candle wax which is white and unscented; white and scented; dyed and unscented; dyed and scented; dipped and unscented; or dipped and scented, and (b) an effective stabilizing amount of a combination of (i) a morpholinone compound of formula Ia or Ib and (ii) a UV absorber or an antioxidant, or a UV absorber and an antioxidant wherein the ratio by weight of (i) to (ii) is from 10:1 to 1:10, wheren is 1 or 2; R1 is hydrogen, alkyl of 1 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms or cycloalkenyl of 5 to 12 carbon atoms; R2 has the same meaning as R1; or R2 is also hydroxyalkyl of 1 to 8 carbon atoms; or R1 and R2 together are tetramethylene, pentamethylene or pentamethylene substituted by methyl; R3 has the same meaning as R1; R4 has the same meaning as R2; or R3 and R4 together are tetramethylene, pentamethylene or pentamethylene substituted by methyl; R5 is hydrogen; alkyl of 1 to 18 carbon atoms; alkyl of 2 to 18 carbon atoms substituted by hydroxyl, by phenyl or by both hydroxy and phenyl; oxyl; hydroxy; cyanoalkyl of 2 to 12 carbon atoms; cyanoalkoxy of 2 to 12 carbon atoms; alkoxy of 1 to 18 carbon atoms; cycloalkoxy of 5 to 12 carbon atoms; alkenyl of 3 to 8 carbon atoms; alkenyloxy of 3 to 8 carbon atoms; phenylalkyl of 7 to 12 carbon atoms; phenylalkyl of 7 to 12 carbon atoms substituted by hydroxy, by alkyl of 1 to 4 carbon atoms or by alkoxy of 1 to 4 carbon atoms, or by both said alkyl and said alkoxy; phenylalkoxy of 7 to 12 carbon atoms; alkanoyl of 2 to 8 carbon atoms; or a substituted 2,2,6,6-tetraalkylpiperidinyl moiety; when n is 1; R6 is a straight or branched chain alkyl of 1 to 24 carbon atoms which is unsubstituted or substituted by one to six hydroxy or â€”OR1 groups; or R6 is phenyl; and when n is 2; R6 is alkylene of 2 to 12 carbon atoms, o-phenylene, m-phenylene, p-phenylene or p-xylylene; and R7 is hydrogen or has the meaning of R1.