US4547548A — Polymeric compounds containing piperidine and tri…

Claim 1

Independent Claim 307 words

Compound of the general formula (I) ##STR52## in which R 1 is hydrogen, C 1 -C 18 -alkyl, C 2 -C 12 -alkyl substituted by --OH, by C 1 -C 18 -alkoxy or by C 2 -C 18 -dialkylamino, or is C 3 -C 18 -alkenyl, C 5 -C 18 -cycloalkyl, C 6 -C 18 -aryl, C 7 -C 18 -aralkyl or a radical of the formula (II) ##STR53## where R 6 is hydrogen, C 1 -C 12 -alkyl, C 3 -C 12 -alkenyl or alkynyl, C 7 -C 12 -aralkyl or C 1 -C 12 -acyl, X is --O--, --S-- or a radical ##STR54## in which R 7 is as defined for R 1 , R 1 X taken as a single substituent group can also be a heterocyclic radical, such as pyrrolidin-1-yl, piperidin-1-yl, hexahydroazepin-1-yl, morpholin-4-yl or 4-methyl-piperazin-1-yl, R 2 is as defined for R 6 , R 3 is C 2 -C 18 -alkylene, C 4 -C 18 -alkylene substituted by 1 or 2 oxygen or nitrogen atoms, C 5 -C 18 -cycloalkylene, C 6 -C 18 -arylene or C 7 -C 18 -aralkylene, R 4 is C 5 -C 18 -cycloalkyl, C 6 -C 18 -aryl, C 7 -C 18 -aralkyl or a radical of the formula (II), and R 5 is C 3 -C 18 -hydroxyalkylene, C 4 -C 8 -alkenylene, C 8 -C 18 -aralkylene, carbonyl, C 2 -C 18 -diacyl, C 4 -C 18 -dicarbamoyl, C 1 -C 18 -alkylene-carbonyl or a radical of the formula (III) --COO--R.sub.8 --OOC-- (III) in which R 8 is C 2 -C 18 -alkylene, C 4 -C 18 -oxaalkylene, C 6 -C 18 -cycloalkylene, C 6 -C 18 -arylene or C 8 -C 18 -aralkylene, the ratio a:b being between 4:1 and 1:4, and the number average molecular weight Mn being between 1000 and 20,000.

Claim 2

Dependent Claim 307 words

Compound of the general formula (I) ##STR52## in which R 1 is hydrogen, C 1 -C 18 -alkyl, C 2 -C 12 -alkyl substituted by --OH, by C 1 -C 18 -alkoxy or by C 2 -C 18 -dialkylamino, or is C 3 -C 18 -alkenyl, C 5 -C 18 -cycloalkyl, C 6 -C 18 -aryl, C 7 -C 18 -aralkyl or a radical of the formula (II) ##STR53## where R 6 is hydrogen, C 1 -C 12 -alkyl, C 3 -C 12 -alkenyl or alkynyl, C 7 -C 12 -aralkyl or C 1 -C 12 -acyl, X is --O--, --S-- or a radical ##STR54## in which R 7 is as defined for R 1 , R 1 X taken as a single substituent group can also be a heterocyclic radical, such as pyrrolidin-1-yl, piperidin-1-yl, hexahydroazepin-1-yl, morpholin-4-yl or 4-methyl-piperazin-1-yl, R 2 is as defined for R 6 , R 3 is C 2 -C 18 -alkylene, C 4 -C 18 -alkylene substituted by 1 or 2 oxygen or nitrogen atoms, C 5 -C 18 -cycloalkylene, C 6 -C 18 -arylene or C 7 -C 18 -aralkylene, R 4 is C 5 -C 18 -cycloalkyl, C 6 -C 18 -aryl, C 7 -C 18 -aralkyl or a radical of the formula (II), and R 5 is C 3 -C 18 -hydroxyalkylene, C 4 -C 8 -alkenylene, C 8 -C 18 -aralkylene, carbonyl, C 2 -C 18 -diacyl, C 4 -C 18 -dicarbamoyl, C 1 -C 18 -alkylene-carbonyl or a radical of the formula (III) --COO--R.sub.8 --OOC-- (III) in which R 8 is C 2 -C 18 -alkylene, C 4 -C 18 -oxaalkylene, C 6 -C 18 -cycloalkylene, C 6 -C 18 -arylene or C 8 -C 18 -aralkylene, the ratio a:b being between 4:1 and 1:4, and the number average molecular weight Mn being between 1000 and 20,000.

Claim 3

Dependent Claim 185 words

Compound of the formula (I) according to claim 1 in which X is --O-- or ##STR55## R 1 and R 7 , which can be identical or different, are hydrogen, C 1 - 12 -alkyl, C 3 -C 6 -alkenyl, C 6 -C 10 -cycloalkyl or a radical of the formula (II) in which R 6 is hydrogen, methyl, allyl, benzyl or acetyl, R 1 X-- taken as a single substituent group is pyrrolidin-1-yl, piperidin-1-yl, hexahydroazepin-1-yl or morpholin-4-yl, R 2 is as defined above for R 6 , R 3 is C 2 -C 12 -alkylene, C 6 -C 14 -cyclohexylene, phenylene or xylylene, R 4 is C 6 -C 10 -cycloalkyl or a radical of the formula (II) as defined above, and R 5 is 2-hydroxypropane-1,3-diyl, xylylene, C 2 -C 12 -diacyl, C 4 -C 12 -dicarbamoyl, a radical --(CH 2 ) r --CO-- with r from 1 to 6 or a radical --COO--(CH 2 ) s --OOC-- with s from 2 to 6, the ratio a:b being between 3:1 and 1:3 and the number average molecular weight Mn being between 1500 and 10,000.

Claim 4

Dependent Claim 119 words

Compound of the formula (I) according to claim 1, in which X is --O-- or ##STR56## R 1 and R 7 , which can be identical or different, are hydrogen, C 1 -C 8 -alkyl, cyclohexyl, 2,2,6,6-tetramethylpiperidin-4-yl or 1,2,2,6,6-pentamethyl-piperidin-4-yl, R 1 X-- taken as a single substituent group is piperidin-1-yl, hexahydroazepin-1-yl or morpholin-4-yl, R 2 and R 6 are hydrogen or methyl, R 3 is C 2 -C 6 -alkylene, R 4 is cyclohexyl, 2,2,6,6-tetramethyl-piperidin-4-yl or 1,2,2,6,6-pentamethyl-piperidin-4-yl and R 5 is 2-hydroxypropane-1,3-diyl, xylylene, C 2 -C 10 -diacyl, C 6 -C 12 -dicarbamoyl or the radical --CH 2 CO--, the ratio a:b being between 3:1 and 1:3 and the number average molecular weight Mn being between 1500 and 6000.

Claim 5

Dependent Claim 41 words

A light-stabilised, heat-stabilised and oxidation-stabilised polymer composition comprising a synthetic polymer and one or more stabilisers of the formula (I) according to claim 1 in a quantity from 0.01 to 5% by weight relative to the weight of the synthetic polymer.

Claim 6

Dependent Claim 24 words

A composition according to claim 4, which, in addition to the novel stabiliser of the formula (I), comprises other conventional additives for synthetic polymers.

Claim 7

Dependent Claim 14 words

A composition according to claim 4, wherein the synthetic polymer is polyethylene or polypropylene.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1988-10-14	1989-04-15	1989-10-15	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1992-10-14	1993-04-15	1993-10-15	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1996-10-14	1997-04-15	1997-10-15	$7700.00	Window Closed / Lapsed

Polymeric compounds containing piperidine and triazine radicals, process for their preparation, and their use as stabilizers for synthetic polymers

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