EP0389432A2
Expired / Lapsed
EP
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Hindered amine derivatives of triazine and hexahydrotriazine
Assignee: Novartis AG
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Filing: 1990-03-13
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Granted: —
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Expires: 2010-03-13
Abstract
Abstract 1-Hydrocarbyloxy-2,2,6,6-tetraalkylpiperidine derivatives of 1,3,5-triazine-2,4,6-tricarboxylic acid (I) or of 2,4,6-tris(dicarboxymethylene)-hexahydro-1,3,5-triazine (II) <CHEM> are effective light stabilizers in a wide variety of substrate systems.
Inventors
- 👤 James P. Galbo
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-08 22:35
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/14; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3467; C08K5/3477; C08K5/3492; C08K5/34926
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
52 words
A compound corresponding to formula I or II R is hydrogen or methyl; R¹ is C₁-C₁₈ alkyl, C₂-C₁₈ alkenyl, C₂-C₁₈ alkynyl, C₅-C₁₂ cycloalkyl, C₅-C₁₂ cycloalkenyl, C₆-C₁₀ bicycloalkyl, C₆-C₁₀ aryl, C₇-C₁₂ aralkyl or C₇-C₁₂ aralkyl substituted by C₁-C₁₂ alkyl or C₆-C₁₀ aryl; X is -O- or and R² is hydrogen, C₁-C₁₂ alkyl or
Claim 2
Dependent Claim
52 words
A compound corresponding to formula I or II R is hydrogen or methyl; R¹ is C₁-C₁₈ alkyl, C₂-C₁₈ alkenyl, C₂-C₁₈ alkynyl, C₅-C₁₂ cycloalkyl, C₅-C₁₂ cycloalkenyl, C₆-C₁₀ bicycloalkyl, C₆-C₁₀ aryl, C₇-C₁₂ aralkyl or C₇-C₁₂ aralkyl substituted by C₁-C₁₂ alkyl or C₆-C₁₀ aryl; X is -O- or and R² is hydrogen, C₁-C₁₂ alkyl or
Claim 3
Dependent Claim
20 words
A compound according to claim 1, wherein R¹ is C₁-C₁₂ alkyl, C₅-C₆ cycloalkyl, phenyl, naphthyl, tolyl, benzyl, α-methylbenzyl or α,α-dimethylbenzyl.
Claim 4
Dependent Claim
14 words
A compound according to claim 2, wherein R¹ is methyl, heptyl, octyl or cyclohexyl.
Claim 5
Dependent Claim
10 words
A compound according to claim 1, wherein X is oxygen.
Claim 6
Dependent Claim
16 words
A compound according to claim 1, wherein X is and R² is hydrogen or C₁-C₁₂ alkyl.
Claim 7
Dependent Claim
10 words
A compound according to claim 5, wherein R² is butyl.
Claim 8
Dependent Claim
6 words
Tris(1-methoxy-2,2,6,6-tetramethylpiperidin-4-yl) 1,3,5-triazine-2,4,6-tricarboxylate according to claim 4.
Claim 9
Dependent Claim
6 words
Tris(1-cyclohexyloxy-2,2,6,6-tetramethylpiperidin-4-yl) 1,3,5-triazine-2,4,6-tricarboxylate according to claim 4.
Claim 10
Dependent Claim
5 words
N,N′,N˝-Tris(1-octyloxy-2,2,6,6-tetramethylpiperidin-4-yl)-1,3,5-triazine-2,4,6-tricarboxamide according to claim 5.
Claim 11
Dependent Claim
5 words
N,N′,N˝-Tributyl-N,N′,N˝-tris(1-cyclohexyloxy-2,2,6,6-tetramethylpiperidin-4-yl)-1,3,5-triazine-2,4,6-tricarboxamide according to claim 6.
Claim 12
Dependent Claim
5 words
N,N,N′,N′,N˝,N˝-Hexakis(1-methoxy-2,2,6,6-tetramethylpiperidin-4-yl)-1,3,5-triazine-2,4,6-tricarboxamide according to claim 1.
Claim 13
Dependent Claim
6 words
2,4,6-Tris{bis[(1-cyclohexyloxy-2,2,6,6-tetra methylpiperidin-4-yloxy)carbonyl]methylene}hexahydro-1,3,5-triazine according to claim 4.
Claim 14
Dependent Claim
6 words
2,4,6-Tris{bis[(1-octyloxy2,2,6,6-tetramethyl piperidin-4-yloxy)carbonyl]methylene}hexahydro-1,3,5-triazine according to claim 4.
Claim 15
Dependent Claim
5 words
2,4,6-Tris{bis[(1-methoxy-2,2,6,6-tetramethylpiperidin-4-yloxy)carbonyl]-methylene}hexahydro-1,3,5-triazine according to claim 4.
Claim 16
Dependent Claim
5 words
2,4,6Tris{bis[(1-octyloxy2,2,6,6-tetramethylpiperidin-4-yl)amino-carbonyl]methylene}hexahydro-1,3,5-triazine according to claim 5.
Claim 17
Dependent Claim
6 words
2,4,6-Tris{bis[N-[1-methoxy-2,2,6,6-tetramethyl piperidin-4-yl)butylamino]carbonyl]methylene}hexahydro-1,3,5-triazine according to claim 6.
Claim 18
Dependent Claim
5 words
2,4,6-Tris{bis[N-[(1-cyclohexyloxy-2,2,6,6-tetramethylpiperidin-4-yl)butylamino]carbonyl]methylene}hexahydro-1,3,5-triazine according to claim 6.
Claim 19
Dependent Claim
28 words
A composition of matter comprising an organic material subject to oxidative, thermal or actinic degradation stabilized with an effective stabilizing amount of a compound according to claim 1.
Claim 20
Dependent Claim
14 words
A composition according to claim 18, wherein the organic material is a synthetic polymer.
Claim 21
Dependent Claim
16 words
A composition according to claim 19, wherein the synthetic polymer is a polyolefin homopolymer or copolymer.
Claim 22
Dependent Claim
28 words
A composition according to claim 18, wherein said organic material is a coating system based on alkyd, acrylic, acrylic alkyd, polyester, epoxide, urethane, polyamide, vinyl or epoxy-polyester resins.
Claim 23
Dependent Claim
16 words
A composition according to claim 21 which also contains a UV absorber or additional light stabilizer.
Claim 24
Dependent Claim
31 words
A method for stabilizing an organic material against oxidative, thermal or actinic degradation which comprises incorporating into said organic material an effective stabilizing amount of a compound according to claim 1.
References Cited (Backward Citations)
No citation records indexed.
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