BR8902740A - Processo para a preparacao de 2,2,4-trimetil-1,2-dihidroquinolina oligomera - Google Patents
Processo para a preparacao de 2,2,4-trimetil-1,2-dihidroquinolina oligomeraInfo
- Publication number
- BR8902740A BR8902740A BR898902740A BR8902740A BR8902740A BR 8902740 A BR8902740 A BR 8902740A BR 898902740 A BR898902740 A BR 898902740A BR 8902740 A BR8902740 A BR 8902740A BR 8902740 A BR8902740 A BR 8902740A
- Authority
- BR
- Brazil
- Prior art keywords
- oligomera
- dihydroquinoline
- trimethyl
- preparation
- dihydroquinoline oligomera
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/0683—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms
- C08G73/0688—Polycondensates containing six-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring, e.g. polyquinolines
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Quinoline Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3819776A DE3819776A1 (de) | 1988-06-10 | 1988-06-10 | Verfahren zur herstellung von oligomerem 2,2,4-trimethyl-1,2-dihydrochinolin |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8902740A true BR8902740A (pt) | 1990-02-01 |
Family
ID=6356273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR898902740A BR8902740A (pt) | 1988-06-10 | 1989-06-09 | Processo para a preparacao de 2,2,4-trimetil-1,2-dihidroquinolina oligomera |
Country Status (7)
Country | Link |
---|---|
US (1) | US4897482A (pt) |
EP (1) | EP0345579B1 (pt) |
JP (1) | JP2644330B2 (pt) |
BR (1) | BR8902740A (pt) |
DE (2) | DE3819776A1 (pt) |
ES (1) | ES2057020T3 (pt) |
ZA (1) | ZA894376B (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1634896A1 (en) * | 2004-09-10 | 2006-03-15 | Borealis Technology Oy | Polymer composition |
JP5056657B2 (ja) * | 2008-08-01 | 2012-10-24 | 住友ベークライト株式会社 | 回路基板用樹脂組成物、プリプレグおよび積層板 |
US8191857B2 (en) * | 2008-10-09 | 2012-06-05 | Parker-Hannifin Corporation | Linear motor valve |
JP2012197416A (ja) * | 2010-10-18 | 2012-10-18 | Sumitomo Chemical Co Ltd | 加硫ゴムが有する耐熱性の改善方法 |
JP2012197418A (ja) * | 2010-10-18 | 2012-10-18 | Sumitomo Chemical Co Ltd | 加硫ゴムが有する耐熱性の改善方法 |
CN114315713B (zh) * | 2020-10-10 | 2024-01-30 | 中石化南京化工研究院有限公司 | 一种低伯胺tmq防老剂的制备方法 |
US20240117149A1 (en) | 2022-09-28 | 2024-04-11 | The Goodyear Tire & Rubber Company | Rubber - forming additives from end of life tires through syngas production |
US20240124683A1 (en) | 2022-09-28 | 2024-04-18 | The Goodyear Tire & Rubber Company | Rubber - forming additives from biomass through syngas production |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2514648A (en) * | 1949-10-14 | 1950-07-11 | Goodrich Co B F | Preparation of monomeric 2, 2, 4-trimethyl-1, 2-dihydro-quinoline |
US3047521A (en) * | 1959-08-13 | 1962-07-31 | Monsanto Chemicals | Method of making improved polymeric dihydroquinoline compositions |
US3244683A (en) * | 1963-01-17 | 1966-04-05 | Goodyear Tire & Rubber | Polymerization of 2, 2, 4-trimethyl-1, 2-dihydroquinoline |
DE3028322A1 (de) * | 1979-07-26 | 1981-02-19 | Sumitomo Chemical Co | Verfahren zur herstellung von polymerisiertem 2,2,4-trimethyl-1,2-dihydrochinolin |
JPS5620026A (en) * | 1979-07-26 | 1981-02-25 | Sumitomo Chem Co Ltd | Production of 2,2,4-trimethyl-1,2-dihydroquinoline polymer |
-
1988
- 1988-06-10 DE DE3819776A patent/DE3819776A1/de not_active Withdrawn
-
1989
- 1989-05-27 ES ES89109609T patent/ES2057020T3/es not_active Expired - Lifetime
- 1989-05-27 EP EP89109609A patent/EP0345579B1/de not_active Expired - Lifetime
- 1989-05-27 DE DE8989109609T patent/DE58904944D1/de not_active Expired - Fee Related
- 1989-05-31 US US07/359,198 patent/US4897482A/en not_active Expired - Fee Related
- 1989-06-08 JP JP1144280A patent/JP2644330B2/ja not_active Expired - Lifetime
- 1989-06-09 BR BR898902740A patent/BR8902740A/pt not_active IP Right Cessation
- 1989-06-09 ZA ZA894376A patent/ZA894376B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE58904944D1 (de) | 1993-08-26 |
ES2057020T3 (es) | 1994-10-16 |
EP0345579A2 (de) | 1989-12-13 |
DE3819776A1 (de) | 1989-12-21 |
JP2644330B2 (ja) | 1997-08-25 |
EP0345579A3 (en) | 1990-12-05 |
US4897482A (en) | 1990-01-30 |
ZA894376B (en) | 1990-02-28 |
JPH0236174A (ja) | 1990-02-06 |
EP0345579B1 (de) | 1993-07-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB19 | Grant procedure suspended (art. 19) | ||
FB19 | Grant procedure suspended (art. 19) | ||
FF | Decision: intention to grant | ||
KD | Notifcation of receipt (letter patent) | ||
FG | Letter patent granted | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 09/06/2004 |