US4500663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light stabilizing N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine derivatives and light stabilized synthetic resin compositions
Assignee: Adeka Corp
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Filing: 1983-03-25
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Granted: 1985-02-19
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Expires: 2003-03-25
Abstract
Abstract N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazines are provided, having the formula: <IMAGE> wherein: R1 is selected from the group consisting of hydrogen and alkyl having from one to about four carbon atoms; and R2 is selected from the group consisting of hydrogen; oxyl O; alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms; alkanoyl having from one to about eighteen carbon atoms; cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms; as well as synthetic resin compositions having an improved resistance to deterioration and containing such compounds.
Inventors
- 👤 Motonobu Minagawa
- 👤 Naohiro Kubota
- 👤 Toshihiro Shibata
- 👤 Ryozo Arata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:42
CPC Classifications
C; C07; C07D; C07D519/00; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3432; C08K5/3435; C08K5/3467; C08K5/3477
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
85 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine having the formula: ##STR46## wherein: R 1 is selected from the group consisting of hydrogen and alkyl having from one to about four carbon atoms; and R 2 is selected from the group consisting of hydrogen; oxyl O.sup.· ; alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms; alkanoyl having from one to about eighteen carbon atoms; cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms.
Claim 2
Dependent Claim
85 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine having the formula: ##STR46## wherein: R 1 is selected from the group consisting of hydrogen and alkyl having from one to about four carbon atoms; and R 2 is selected from the group consisting of hydrogen; oxyl O.sup.· ; alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms; alkanoyl having from one to about eighteen carbon atoms; cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms.
Claim 3
Dependent Claim
17 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 in which R 1 and R 2 are each hydrogen.
Claim 4
Dependent Claim
18 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 in which R 1 is alkyl and R 2 is hydrogen.
Claim 5
Dependent Claim
13 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 in which R 2 is hydrogen.
Claim 6
Dependent Claim
13 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 in which R 2 is O.sup.·.
Claim 7
Dependent Claim
13 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 in which R 2 is alkyl.
Claim 8
Dependent Claim
12 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 wherein R 2 is hydroxyalkyl.
Claim 9
Dependent Claim
12 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 wherein R 2 is epoxyalkyl.
Claim 10
Dependent Claim
12 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 wherein R 2 is alkanoyl.
Claim 11
Dependent Claim
11 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 having the formula: ##STR47##
Claim 12
Dependent Claim
11 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 having the formula: ##STR48##
Claim 13
Dependent Claim
11 words
An N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine according to claim 1 having the formula: ##STR49##
Claim 14
Dependent Claim
53 words
A polyvinyl chloride resin composition having improved resistance to deterioration upon exposure to light comprising a polyvinyl chloride resin formed at least in part of the recurring group: ##STR50## and having a chlorine content in excess of 40%, where X is either hydrogen or chlorine; and a compound in accordance with claim 1.
Claim 15
Dependent Claim
20 words
A polyvinyl chloride resin composition in accordance with claim 13 in which the polyvinyl chloride resin is polyvinyl chloride homopolymer.
Claim 16
Dependent Claim
25 words
A polyvinyl chloride resin composition in accordance with claim 13 in which the polyvinyl chloride resin is a copolymer of vinyl chloride and vinyl acetate.
Claim 17
Dependent Claim
43 words
An olefin polymer composition having improved resistance to deterioration upon exposure to light comprising an olefin polymer selected from the group consisting of polymers of alpha-olefins having from two to six carbon atoms and polystyrene, and a compound in accordance with claim 1.
Claim 18
Dependent Claim
14 words
An olefin polymer composition in accordance with claim 16 wherein the polyolefin is polypropylene.
Claim 19
Dependent Claim
14 words
An olefin polymer composition in accordance with claim 16 wherein the polyolefin is polyethylene.
Claim 20
Dependent Claim
15 words
An olefin polymer composition in accordance with claim 16 wherein the polyolefin is ethylene-propylene copolymer.
Claim 21
Dependent Claim
25 words
A polyurethane resin composition having improved resistance to deterioration upon exposure to light comprising a polyurethane resin and a compound in accordance with claim 1.
Claim 22
Dependent Claim
27 words
An ethylene-vinyl acetate copolymer composition having improved resistance to deterioration upon exposure to light comprising an ethylene-vinyl acetate copolymer and a compound in accordance with claim 1.
Claim 23
Dependent Claim
25 words
An acrylonitrile-butadiene-styrene copolymer composition having improved resistance to deterioration upon exposure to light comprising an acrylonitrile-butadiene-styrene copolymer and a compound in accordance with claim 1.
References Cited (Backward Citations)
US4212974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-02-19 | 1988-08-20 | 1989-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-02-19 | 1992-08-20 | 1993-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-02-19 | 1996-08-20 | 1997-02-19 | $7700.00 | Window Closed / Lapsed |