Patent ID: 6562083
Filing Date: 2003-05-13
Classification: C08K,C08L

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) an s-triazine UV absorber of formula (I), (II), (III), (IV), (V) or (VI) â€ƒwherein X and Y are independently phenyl, naphthyl, or said phenyl or said naphthyl substituted by one to three alkyl of 1 to 6 carbon atoms, by halogen, by hydroxy or by alkoxy of 1 to 6 carbon atoms or by mixtures thereof; or X and Y are independently Z1 or Z2; R1 is hydrogen, straight or branched chain alkyl of 1 to 24 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, halogen, â€”SR3, â€”SOR3 or â€”SO2R3; or said alkyl, said cycloalkyl or said phenylalkyl substituted by one to three halogen, â€”R4, â€”OR5, â€”N(R5)2, â€”COR5, â€”COOR5, â€”OCOR5, â€”CN, â€”NO2, â€”SR5, â€”SOR5, â€”SO2R5 or â€”P(O)(OR5)2, morpholinyl, piperidinyl, 2,2,6,6-tetramethylpiperidinyl, piperazinyl or N-methylpiperidinyl groups or combinations thereof; or said alkyl or said cycloalkyl interrupted by one to four phenylene, â€”Oâ€”, â€”NR5â€”, â€”CONR5â€”, â€”COOâ€”, â€”OCOâ€” or â€”CO groups or combinations thereof; or said alkyl or said cycloalkyl both substituted and interrupted by combinations of the groups mentioned above; R3 is alkyl of 1 to 20 carbon atoms, alkenyl of 3 to 18 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, aryl of 6 to 10 carbon atoms or said aryl substituted by one or two alkyl of 1 to 4 carbon atoms; R4 is aryl of 6 to 10 carbon atoms or said aryl substituted by one to three halogen, alkyl of 1 to 8 carbon atoms, alkoxy of 1 to 8 carbon atoms or combinations thereof; cycloalkyl of 5 to 12 carbon atoms; phenylalkyl of 7 to 15 carbon atoms or said phenylalkyl substituted on the phenyl ring by one to three halogen, alkyl of 1 to 8 carbon atoms, alkoxy of 1 to 8 carbon atoms or combinations thereof; or straight or branched chain alkenyl of 2 to 18 carbon atoms; R5, is defined as is R4; or R5 is also hydrogen or straight or branched chain alkyl of 1 to 24 carbon atoms, alkenyl of 2 to 24 carbon atoms; or R5 is a group for formula T is hydrogen, oxyl, hydroxyl, â€”OT1, alkyl of 1 to 24 carbon atoms, said alkyl substituted by one to three hydroxy; benzyl or alkanoyl of 2 to 18 carbon atoms; T1 is alkyl of 1 to 24 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, alkenyl of 2 to 24 carbon atoms, cycloalkenyl of 5 to 12 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, a radical of a saturated or unsaturated bicyclic or tricyclic hydrocarbon of 7 to 12 carbon atoms or aryl of 6 o 10 carbon atoms or said aryl substituted by one to three alkyl of 1 to 4 carbon atoms; R2 is hydrogen, straight or branched chain alkyl of 1 to 24 carbon atoms or cycloalkyl of 5 to 12 carbon atoms; or said alkyl or said cycloalkyl substitute by one to four halogen, epoxy, glycidyloxy, furyloxy, â€”R4, â€”OR5, â€”N(R5)2, â€”CON(R5)2, â€”COR5, â€”COOR5, â€”OCOR5, â€”OCOC(R5)&boxH;C(R5)2, â€”C(R5)&boxH;CCOOR5, â€”CN, â€”NCO, or â€ƒor combinations thereof; or said alkyl or said cycloalkyl interrupted by one to four epoxy, â€”Oâ€”, â€”NR5â€”, â€”CONR5â€”, â€”COOâ€”, â€”OCOâ€”, â€”COâ€”, â€”C(R5)&boxH;C(R5)COOâ€”, â€”OCOC(R5)&boxH;C(R5)â€”, â€”C(R5)&boxH;C(R5)â€”, phenylene or phenylene-G-phenylene in which G is â€”Oâ€”, â€”Sâ€”, â€”SO2â€”, â€”CH2â€” or â€”C(CH3)2â€” or combinations thereof, or said alkyl or said cycloalkyl both substituted and interrupted by combinations of the groups mentioned above; or R2 is â€”SO2R3 or â€”COR6; R6 is straight or branched chain alkyl of 1 to 18 carbon atoms, straight or branched chain alkenyl of 2 to 12 carbon atoms, phenoxy, alkylamino of 1 to 12 carbon atoms, arylamino of 6 to 12 carbon atoms, â€”R7COOH or â€”NHâ€”R8â€”NCO; R7 is alkylene of 2 to 14 carbon atoms or phenylene; R8 is alkylene of 2 to 24 carbon atoms, phenylene, tolylene, diphenylmethane or a group R1, R1â€² and R1â€³ are the same or different and are as defined for R1; R2, R2â€² and R2â€³ are the same or different and are as defined for R2; X, Xâ€², Y and Yâ€² are the same or different and are as defined for X and Y; t is 0 to 9; L is straight or branched alkylene of 1 to 12 carbon atoms, cycloalkylene of 5 to 12 carbon atoms or alkylene substituted or interrupted by cyclohexylene or phenylene; or L is benzylidene; or L is â€”Sâ€”, â€”Sâ€”Sâ€”, â€”Sâ€”Eâ€”Sâ€”, â€”SOâ€”, â€”SO2â€”, â€”SOâ€”Eâ€”SOâ€”, â€”SO2â€”Eâ€”SO2â€”, â€”CH2â€”NHâ€”Eâ€”NHâ€”CH2â€” or E is alkylene of 2 to 12 carbon atoms, cycloalkylene of 5 to 12 carbon atoms or alkylene interrupted or terminated by cycloalkylene of 5 to 12 carbon atoms; n is 2, 3 or 4; when n is 2; Q is straight or branched alkylene of 2 to 16 carbon atoms; or said alkylene substituted by one to three hydroxy groups; or said alkylene interrupted by one to three â€”CH&boxH;CHâ€” or â€”Oâ€”; or said alkylene both substituted and interrupted by combinations of the groups mentioned above; or Q is xylylene or a group â€”CONHâ€”R8â€”NHCOâ€”, â€”CH2CH(OH)CH2Oâ€”R9â€”OCH2CH(OH)CH2â€”, â€”COâ€”R10â€”COâ€”, or â€”(CH2)mâ€”COOâ€”R11â€”OOCâ€”(CH2)mâ€”, where m is 1 to 3; or Q is R9 is alkylene of 2 to 50 carbon atoms; or said alkylene interrupted by one to ten â€”Oâ€”, phenylene or a group -phenylene-G-phenylene in which G is â€”Oâ€”, â€”Sâ€”, â€”SO2â€”, â€”CH2â€” or â€”C(CH3)2â€”; R10 is alkylene of 2 to 10 carbon atoms, or said alkylene interrupted by one to four â€”Oâ€”, â€”Sâ€” or â€”CH&boxH;CHâ€”; or R10 is arylene of 6 to 12 carbon atoms; R11 is alkylene of 2 to 20 carbon atoms or said alkylene interrupted by one to eight â€”Oâ€”; when n is 3, Q is a group â€”[(CH2)mCOO]3â€”R12 where m is 1 to 3, and R12 is an alkanetriyl of 3 to 12 carbon atoms; when n is 4, Q is a group â€”[(CH2)mCOO]4â€”R13 where m is 1 to 3, and R14 is an alkanetetrayl of 4 to 12 carbon atoms; Z1 is a group of formula Z2 is a group of formula â€ƒwhere r1 and r2 are independently of each other 0 or 1; R14, R15, R16, R17, R18, R19, R20, R21, R22 and R23 are independently of one another hydrogen, hydroxy, cyano, alkyl of 1 to 20 carbon atoms, alkoxy of 1 to 20 carbon atoms, phenylalkyl of 7 to 15 carbon atoms, cycloalkyl of 5 to 12 carbon atoms, cycloalkoxy of 5 to 12 carbon atoms, halogen, haloalkyl of 1 to 5 carbon atoms, sulfo, carboxy, acylamino of 2 to 12 carbon atoms, acyloxy of 2 to 12 carbon atoms, alkoxycarbonyl of 2 to 12 carbon atoms or aminocarbonyl; or R17 and R18 or R22 and R23 together with the phenyl radical to which they are attached are a cyclic radical interrupted by one to three â€”Oâ€” or â€”NR5â€”; and (ii) a classic piperidine-based hindered amine, wherein the ratio by weight of (i) to (ii) is from 10:1 to 1:10.