GB975966A - - Google Patents
Info
- Publication number
- GB975966A GB975966A GB7779/62A GB777962A GB975966A GB 975966 A GB975966 A GB 975966A GB 7779/62 A GB7779/62 A GB 7779/62A GB 777962 A GB777962 A GB 777962A GB 975966 A GB975966 A GB 975966A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkoxy
- bis
- stabilizers
- dialkoxyphenyl
- triazines
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- -1 sulpho, carboxyl Chemical group 0.000 abstract 5
- 229920000642 polymer Polymers 0.000 abstract 4
- 239000004793 Polystyrene Substances 0.000 abstract 3
- 125000003545 alkoxy group Chemical group 0.000 abstract 3
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- 239000001257 hydrogen Substances 0.000 abstract 3
- 229910052739 hydrogen Inorganic materials 0.000 abstract 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- 229920002223 polystyrene Polymers 0.000 abstract 3
- JIHQDMXYYFUGFV-UHFFFAOYSA-N 1,3,5-triazine Chemical class C1=NC=NC=N1 JIHQDMXYYFUGFV-UHFFFAOYSA-N 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 238000009833 condensation Methods 0.000 abstract 2
- 230000005494 condensation Effects 0.000 abstract 2
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 2
- 229920001971 elastomer Polymers 0.000 abstract 2
- 125000001188 haloalkyl group Chemical group 0.000 abstract 2
- 125000001475 halogen functional group Chemical group 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- 238000003786 synthesis reaction Methods 0.000 abstract 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical group C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 abstract 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 abstract 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 abstract 1
- 239000004952 Polyamide Substances 0.000 abstract 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 abstract 1
- 239000006096 absorbing agent Substances 0.000 abstract 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 abstract 1
- 125000004442 acylamino group Chemical group 0.000 abstract 1
- 229920000180 alkyd Polymers 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 229920003086 cellulose ether Polymers 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 abstract 1
- 150000002170 ethers Chemical class 0.000 abstract 1
- ZNNYSTVISUQHIF-UHFFFAOYSA-N formaldehyde;thiourea Chemical compound O=C.NC(N)=S ZNNYSTVISUQHIF-UHFFFAOYSA-N 0.000 abstract 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000012760 heat stabilizer Substances 0.000 abstract 1
- 239000004611 light stabiliser Substances 0.000 abstract 1
- 150000002825 nitriles Chemical class 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 239000004014 plasticizer Substances 0.000 abstract 1
- 229920001084 poly(chloroprene) Polymers 0.000 abstract 1
- 229920002647 polyamide Polymers 0.000 abstract 1
- 229920000647 polyepoxide Polymers 0.000 abstract 1
- 229920001225 polyester resin Polymers 0.000 abstract 1
- 239000004645 polyester resin Substances 0.000 abstract 1
- 229920000098 polyolefin Polymers 0.000 abstract 1
- 229920001296 polysiloxane Polymers 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 239000004800 polyvinyl chloride Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 150000003918 triazines Chemical class 0.000 abstract 1
- 238000005829 trimerization reaction Methods 0.000 abstract 1
- 229940124543 ultraviolet light absorber Drugs 0.000 abstract 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US93349A US3118887A (en) | 1961-03-06 | 1961-03-06 | O-hydroxy substituted tris aryl-s-triazines |
| US304661A US3268474A (en) | 1961-03-06 | 1963-08-26 | Polymers stabilized with orthohydroxyaryl-s-triazines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB975966A true GB975966A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1964-11-25 |
Family
ID=26787435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7779/62A Expired GB975966A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1961-03-06 | 1962-02-28 |
Country Status (5)
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0458741A3 (en) * | 1990-05-10 | 1992-12-02 | Ciba-Geigy Ag | Radiation curable light stabilised compositions |
| WO1994005645A1 (en) * | 1992-09-07 | 1994-03-17 | Ciba-Geigy Ag | Hydroxyphenyl-s-triazines |
| WO1994018278A3 (en) * | 1993-02-03 | 1994-09-29 | Ciba Geigy Ag | Electro coat/base coat/clear coat finishes stabilized with s-triazine uv absorbers |
| FR2755966A1 (fr) * | 1996-11-20 | 1998-05-22 | Ciba Geigy Ag | Composes, compositions les contenant, et leur utilisation pour stabiliser une matiere organique |
| US6117997A (en) * | 1997-11-19 | 2000-09-12 | Ciba Specialty Chemicals Corporation | Hydroxyphenyltriazines |
| US6913712B2 (en) | 1999-12-23 | 2005-07-05 | Ciba Specialty Chemicals Corp. | Stabilizer mixture |
| WO2006131469A1 (en) | 2005-06-10 | 2006-12-14 | Ciba Specialty Chemicals Holding Inc. | Tris(hydroxyphenyl) triazines |
| CN110938233A (zh) * | 2019-11-07 | 2020-03-31 | 宿迁联盛科技股份有限公司 | 一种尼龙用受阻胺光稳定剂及其制备方法 |
Families Citing this family (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH388253A (de) * | 1963-01-24 | 1965-06-15 | Geigy Ag J R | Verfahren zum Schützen von Textilmaterial gegen Lichtschädigung |
| CH84663A4 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1963-01-24 | 1964-11-14 | ||
| CH388250A (de) * | 1963-01-24 | 1964-11-30 | Geigy Ag J R | Verfahren zum Schützen von Textilmaterial gegen Lichtschädigung |
| CH388251A (de) * | 1963-01-24 | 1965-06-15 | Geigy Ag J R | Verfahren zum Schützen von Textilmaterial gegen Lichtschädigung |
| US3862942A (en) * | 1971-10-21 | 1975-01-28 | Goodrich Co B F | Preparation of 2,4,6-tris(hydroxybenzylthio)triazines |
| US3846422A (en) * | 1972-05-01 | 1974-11-05 | Ciba Geigy Corp | 4,6-bis(alkaryl)-s-triazines |
| US4619956A (en) * | 1985-05-03 | 1986-10-28 | American Cyanamid Co. | Stabilization of high solids coatings with synergistic combinations |
| US4962142A (en) * | 1987-12-29 | 1990-10-09 | Milliken Research Corporation | Reactive, non-yellowing triazine compounds useful as UV screening agents for polymers |
| US4826978A (en) * | 1987-12-29 | 1989-05-02 | Milliken Research Corporation | Reactive, non-yellowing triazine compounds useful as UV screening agents for polymers |
| ATE133164T1 (de) * | 1989-04-21 | 1996-02-15 | Ciba Geigy Ag | Verfahren zur herstellung von 2-(2',4'- dihydroxyphenyl)-4,6-diaryl-s-triazinen |
| US5059647A (en) * | 1989-09-29 | 1991-10-22 | E. I. Du Pont De Nemours And Company | Oligomeric semicarbazide additives for spandex |
| US5721298A (en) * | 1989-12-26 | 1998-02-24 | Cytec Technology Corp. | Stabilization of high solids coatings with liquid compositions of triazine UV absorbers |
| ES2081458T3 (es) * | 1990-03-30 | 1996-03-16 | Ciba Geigy Ag | Composicion de pintura. |
| EP0483488B1 (en) * | 1990-10-29 | 1997-03-12 | Cytec Technology Corp. | Synergistic ultraviolet absorber compositions containing hydroxy aryl triazines and tetraalkyl piperidines |
| TW222292B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) † | 1991-02-21 | 1994-04-11 | Ciba Geigy Ag | |
| KR100187320B1 (ko) * | 1991-02-21 | 1999-04-01 | 월터 클리웨인 | 광, 산소 및 열에 대해 안정화된 도료 |
| DE59201428D1 (de) * | 1991-03-27 | 1995-03-30 | Ciba Geigy Ag | Stabilisierte Methylmethacrylat-Polymere. |
| TW274553B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1992-06-05 | 1996-04-21 | Ciba Geigy Ag | |
| TW252111B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1992-07-02 | 1995-07-21 | Ciba Geigy | |
| EP0648754B1 (de) * | 1993-10-15 | 2000-07-12 | Ciba SC Holding AG | Verfahren zur Herstellung von Hydroxyphenyl-1,3,5-Triazinen |
| EP0654469B1 (de) * | 1993-11-23 | 2001-08-22 | Ciba SC Holding AG | o-Hydroxyphenyl-s-triazine enthaltende stabilisierte Polymere |
| US5556973A (en) * | 1994-07-27 | 1996-09-17 | Ciba-Geigy Corporation | Red-shifted tris-aryl-s-triazines and compositions stabilized therewith |
| EP0711804A3 (de) * | 1994-11-14 | 1999-09-22 | Ciba SC Holding AG | Kryptolichtschutzmittel |
| ES2205008T3 (es) * | 1995-05-18 | 2004-05-01 | Ciba Specialty Chemicals Holding Inc. | O-hidroxifenil-s-triazinas como estabilizadores de uv. |
| US5585422A (en) * | 1995-09-20 | 1996-12-17 | Ciba-Geigy Corporation | Hybrid s-triazine light stabilizers substituted by benzotriazole or benzophenone moieties and compositions stabilized therewith |
| EP0779280B1 (de) | 1995-12-14 | 2002-02-27 | Ciba SC Holding AG | Verfahren zur Herstellung von 2-(2,4-Dihydroxyphenyl)-4,6-bis-(2,4-dimethylphenyl)-s-triazin |
| DE59608792D1 (de) * | 1995-12-14 | 2002-04-04 | Ciba Sc Holding Ag | Verfahren zur Herstellung von 2-(2,4-Dihydroxyphenyl)-4,6-bis-(2,4-dimethylphenyl)-s-triazin |
| US5726309A (en) * | 1996-08-27 | 1998-03-10 | Ciba Specialty Chemicals Corporation | Tris-aryls-triazines substituted with biphenylyl groups |
| AU736424B2 (en) * | 1996-11-20 | 2001-07-26 | Ciba Specialty Chemicals Holding Inc. | Symmetrical triazine derivatives |
| EP0870797B1 (en) * | 1997-04-07 | 2003-01-29 | Agfa-Gevaert | Polyalkylene naphtalate film comprising specific UV-absorber |
| US5824465A (en) * | 1997-04-07 | 1998-10-20 | Agfa-Gevaert, N.V. | Polyalkylene naphthalate film comprising specific UV-absorber |
| EP1089986B1 (en) | 1998-06-22 | 2005-03-30 | Ciba SC Holding AG | Poly-trisaryl-1,3,5-triazine carbamate ultraviolet light absorbers |
| DE69921667T2 (de) | 1998-09-04 | 2005-04-28 | Cytec Technology Corp., Wilmington | Verfahren zur herstellung von 2-(-hydroxy-4-alkoxyphenyl)-4,6-bisaryl-1,3,5-triazinen |
| KR20010073101A (ko) | 1998-09-04 | 2001-07-31 | 에프. 아. 프라저, 에른스트 알테르 (에. 알테르), 한스 페터 비틀린 (하. 페. 비틀린), 피. 랍 보프, 브이. 스펜글러, 페. 아에글러 | 2-하이드록시-4-알콕시페닐 또는 2,4-디하이드록시페닐치환된 1,3,5-트리아진 ｕｖ 흡수제의 제조방법 |
| CN1184211C (zh) | 1998-09-04 | 2005-01-12 | Cytec技术有限公司 | 制备2－(2,4－二羟苯基)或2－(2,4－二烷氧基苯基)－4,6－双芳基－1,3,5－三嗪的方法 |
| TWI259182B (en) | 1998-11-17 | 2006-08-01 | Cytec Tech Corp | Process for preparing triazines using a combination of Lewis acids with reaction promoters |
| US6632944B2 (en) | 2001-06-22 | 2003-10-14 | Cytec Technology Corp. | Process for isolation of monophenolic-bisaryl triazines |
| ATE415448T1 (de) * | 2001-11-30 | 2008-12-15 | Ciba Holding Inc | 2-hydroxyphenyl-s-triazin-vernetzer für polymernetzwerke |
| WO2005063222A1 (ja) * | 2003-12-26 | 2005-07-14 | Kyowa Hakko Kogyo Co., Ltd. | Hsp90ファミリー蛋白質阻害剤 |
| AU2007294454B2 (en) * | 2006-09-06 | 2012-09-13 | Carl Zeiss Vision Australia Holdings Limited | Ultraviolet light absorbing optical elements and compositions and methods for manufacture |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1566742A (en) * | 1925-12-22 | Heemanjst feitzsche | ||
| US1549901A (en) * | 1925-03-28 | 1925-08-18 | Chem Ind Basel | Triazine azo dyestuffs |
| US3113943A (en) * | 1961-07-13 | 1963-12-10 | Monsanto Res Corp | Triazine hydroxy ethers |
| US3113940A (en) * | 1961-07-13 | 1963-12-10 | Monsanto Res Corp | Aromatic partial ethers of tris (2-hydroxyphenyl) triazine |
| US3113941A (en) * | 1961-07-13 | 1963-12-10 | Monsanto Res Corp | Esters of hydroxyaryltriazines |
| US3113942A (en) * | 1961-07-13 | 1963-12-10 | Monsanto Res Corp | Mono-alkyl ethers of tris (2-hydroxyphenyl) triazines |
| NL137198C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-12-21 |
-
0
- NL NL275368D patent/NL275368A/xx unknown
- BE BE614726D patent/BE614726A/xx unknown
-
1962
- 1962-02-28 GB GB7779/62A patent/GB975966A/en not_active Expired
- 1962-03-06 CH CH270962A patent/CH407544A/de unknown
-
1963
- 1963-08-26 US US304661A patent/US3268474A/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0458741A3 (en) * | 1990-05-10 | 1992-12-02 | Ciba-Geigy Ag | Radiation curable light stabilised compositions |
| WO1994005645A1 (en) * | 1992-09-07 | 1994-03-17 | Ciba-Geigy Ag | Hydroxyphenyl-s-triazines |
| KR100316724B1 (ko) * | 1992-09-07 | 2002-02-28 | 에프. 아. 프라저, 에른스트 알테르 (에. 알테르), 한스 페터 비틀린 (하. 페. 비틀린), 피. 랍 보프, 브이. 스펜글러, 페. 아에글러 | 히드록시페닐-s-트리아진 |
| US5942564A (en) * | 1992-09-07 | 1999-08-24 | Ciba Specialty Chemicals Corporation | Hydroxyphenyl-s-triazines |
| WO1994018278A3 (en) * | 1993-02-03 | 1994-09-29 | Ciba Geigy Ag | Electro coat/base coat/clear coat finishes stabilized with s-triazine uv absorbers |
| US6184375B1 (en) | 1996-11-20 | 2001-02-06 | Ciba Specialty Chemicals Corporation | Hydroxyphenyl triazines |
| ES2135347A1 (es) * | 1996-11-20 | 1999-10-16 | Ciba Sc Holding Ag | Hidroxifeniltriazinas. |
| BE1011550A3 (fr) * | 1996-11-20 | 1999-10-05 | Ciba Sc Holding Ag | Composes compositions les contenant, et leur utilisation pour stabiliser une matiere organique. |
| US6284821B1 (en) | 1996-11-20 | 2001-09-04 | Ciba Specialty Chemicals Corporation | Hydroxyphenyltriazines |
| FR2755966A1 (fr) * | 1996-11-20 | 1998-05-22 | Ciba Geigy Ag | Composes, compositions les contenant, et leur utilisation pour stabiliser une matiere organique |
| US6117997A (en) * | 1997-11-19 | 2000-09-12 | Ciba Specialty Chemicals Corporation | Hydroxyphenyltriazines |
| US6913712B2 (en) | 1999-12-23 | 2005-07-05 | Ciba Specialty Chemicals Corp. | Stabilizer mixture |
| WO2006131469A1 (en) | 2005-06-10 | 2006-12-14 | Ciba Specialty Chemicals Holding Inc. | Tris(hydroxyphenyl) triazines |
| US10047231B2 (en) | 2005-06-10 | 2018-08-14 | Basf Se | Tris(hydroxyphenyl) triazines |
| CN110938233A (zh) * | 2019-11-07 | 2020-03-31 | 宿迁联盛科技股份有限公司 | 一种尼龙用受阻胺光稳定剂及其制备方法 |
| CN110938233B (zh) * | 2019-11-07 | 2021-07-27 | 宿迁联盛科技股份有限公司 | 一种尼龙用受阻胺光稳定剂及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1469811B2 (de) | 1973-02-08 |
| BE614726A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| CH407544A (de) | 1966-02-15 |
| NL275368A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| US3268474A (en) | 1966-08-23 |
| DE1469811A1 (de) | 1969-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB975966A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US3118887A (en) | O-hydroxy substituted tris aryl-s-triazines | |
| AU700194B2 (en) | Biphenyl-substituted triazines as light stabilizer | |
| US6919454B2 (en) | Biphenyl-substituted triazines | |
| KR100727524B1 (ko) | 폴리올레핀용 안정화제 혼합물 | |
| CA2215134C (en) | Stabilizer combination | |
| US4234728A (en) | Polyalkylpiperidine derivatives of s-triazine | |
| TW470761B (en) | Tris-aryl s-triazines substituted with biphenylyl groups | |
| CA2167350C (en) | Stabilizer combination | |
| US4321374A (en) | Triazine derivatives | |
| GB2194237A (en) | 1,2,2,6, 6-pentamethyl-4-piperidylaminotriazine derivatives and their use as stabilizers | |
| RU2000130235A (ru) | Способы и композиции для защиты полимеров от уф излучения | |
| CA2181665C (en) | Synergistic stabilizer mixture | |
| GB2313598A (en) | Mixtures of polyalkylpiperidin-4-yl dicarboxylic acid esters as stabilizers for organic materials | |
| ES350184A1 (es) | Procedimiento para la preparacion de v-triazoles. | |
| AU1592499A (en) | Trisaryl-1,3,5-triazine ultraviolet light absorbers | |
| KR100786241B1 (ko) | 안정화제 혼합물 | |
| US3919234A (en) | Certain dioxopiprazinyl-alkyl-phenols | |
| US3936418A (en) | Benzotriazole ortho-ester ultraviolet stabilizers and their use in organic compositions | |
| GB1114198A (en) | Polymerisation of substituted triazines | |
| US3641213A (en) | Synergistic uv absorber combination for polypropylene-polyvinylpyridine blend | |
| GB2337049A (en) | Trisresorcinyltriazines | |
| TW589341B (en) | Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materials | |
| US3660404A (en) | U.v.-absorbing ortho-hydroxyphenyl substituted bipyrimidyls | |
| GB2311786A (en) | Polytriazine derivatives containing polyalkylpiperidinyloxy or polyalkylpiperidinylamino groups |