BR0016758A - Processo para aperfeiçoar o ìndice de cor de álcoois poliìdricos - Google Patents
Processo para aperfeiçoar o ìndice de cor de álcoois poliìdricosInfo
- Publication number
- BR0016758A BR0016758A BR0016758-4A BR0016758A BR0016758A BR 0016758 A BR0016758 A BR 0016758A BR 0016758 A BR0016758 A BR 0016758A BR 0016758 A BR0016758 A BR 0016758A
- Authority
- BR
- Brazil
- Prior art keywords
- polyhydric alcohols
- color index
- perfecting
- hydrogenation
- catalysts
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
- C07C29/90—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound using hydrogen only
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
"PROCESSO PARA APERFEIçOAR O ìNDICE DE COR DE áLCOOIS POLIìDRICOS". Um processo para aperfeiçoar grandemente o índice de cor de álcoois poliídricos, especialmente trimetilolpropano, por hidrogenação, compreende usar, na hidrogenação, um álcool que já tenha sido purificado por destilação. Os catalisadores usados são aqueles convencionalmente empregados em hidrogenações, preferivelmente catalisadores de cobre, níquel, paládio ou rutênio.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19963442A DE19963442A1 (de) | 1999-12-28 | 1999-12-28 | Farbzahlverbesserung von mehrwertigen Alkoholen durch Hydrierung |
PCT/EP2000/013328 WO2001047850A2 (de) | 1999-12-28 | 2000-12-28 | Farbzahlverbesserung von mehrwertigen alkoholen durch hydrierung |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0016758A true BR0016758A (pt) | 2002-09-24 |
Family
ID=7934789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0016758-4A BR0016758A (pt) | 1999-12-28 | 2000-12-28 | Processo para aperfeiçoar o ìndice de cor de álcoois poliìdricos |
Country Status (14)
Country | Link |
---|---|
US (1) | US6586642B2 (pt) |
EP (1) | EP1246786B1 (pt) |
JP (1) | JP2003525220A (pt) |
KR (1) | KR100734979B1 (pt) |
CN (1) | CN1181025C (pt) |
AT (1) | ATE297883T1 (pt) |
AU (1) | AU2370501A (pt) |
BR (1) | BR0016758A (pt) |
CA (1) | CA2395396C (pt) |
DE (2) | DE19963442A1 (pt) |
ES (1) | ES2241684T3 (pt) |
MX (1) | MXPA02006295A (pt) |
MY (1) | MY123714A (pt) |
WO (1) | WO2001047850A2 (pt) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10029055B4 (de) * | 2000-06-13 | 2006-06-29 | Basf Ag | Verfahren zur Farbzahlverbesserung von mehrwertigen Alkoholen durch Tempern |
DE10050645A1 (de) * | 2000-10-13 | 2002-04-18 | Basf Ag | Farbzahlverbesserung von mehrwertigen Alkoholen durch Hydrierung |
DE10152525A1 (de) * | 2001-10-24 | 2003-05-08 | Basf Ag | Verfahren zur Zersetzung von Ammoniumformiaten in polyolhaltigen Reaktionsgemischen |
TW200418901A (en) * | 2003-02-25 | 2004-10-01 | Du Pont | Process for the manufacture of polyester via hydrogenation treatment of recycled diol |
AU2004238815A1 (en) | 2003-05-06 | 2004-11-25 | E.I. Dupont De Nemours And Company | Hydrogenation of biochemically derived 1,3-propanediol |
US7129316B2 (en) | 2004-01-07 | 2006-10-31 | Invista North America S.A R.L. | Process for the manufacture of polyester via hydrogenation treatment of recycled diol |
DE102007013963A1 (de) | 2007-03-23 | 2008-09-25 | Lanxess Deutschland Gmbh | Verfahren zur Farbzahlverbesserung von Trimethylolpropan |
EP2281794B1 (de) | 2009-08-07 | 2015-10-14 | LANXESS Deutschland GmbH | Verfahren zur Farbzahlverbesserung von Trimethylolpropan |
EP2607341B1 (en) | 2009-12-24 | 2015-11-18 | Oxea Bishop LLC | Trimethylolpropane color improvement |
DE102011118956A1 (de) * | 2011-11-19 | 2013-05-23 | Oxea Gmbh | Verfahren zur Gewinnung von Di-Trimethylolpropan und mit Trimethylolpropan angereicherten Produktströmen aus den Nebenströmen der Trimethylolpropanherstellung |
DE102011122356A1 (de) * | 2011-12-23 | 2013-06-27 | Oxea Gmbh | Verfahren zur Gewinnung von mit Trimethylolpropan angereicherten Produktströmen aus den Nebenströmen der Trimethylolpropanherstellung |
CN115819185A (zh) * | 2022-12-28 | 2023-03-21 | 南京大学扬州化学化工研究院 | 一种合成新戊二醇的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL97091C (pt) * | 1900-01-01 | |||
US3097245A (en) | 1959-01-13 | 1963-07-09 | Trojan Powder Co | Process for the preparation of trimethylolalkane |
SU125552A1 (ru) * | 1959-03-03 | 1959-11-30 | Поблотивернер Винцер Хельмут | Способ очистки триметилолпропана |
GB1168216A (en) | 1967-04-21 | 1969-10-22 | Vyzk Ustav Petrochem | Improvements in or relating to a Method of Processing By-Products resulting from the Preparation of a Polymethylol Alkane |
JP3175360B2 (ja) * | 1992-12-10 | 2001-06-11 | 三菱化学株式会社 | 1,4−ブタンジオールの精製方法 |
US5603835A (en) | 1994-01-19 | 1997-02-18 | Hoechst Celanese Corporation | Trimethylolpropane color improvement |
DE19653093A1 (de) * | 1996-12-20 | 1998-06-25 | Basf Ag | Verfahren zur Herstellung von Polyalkoholen |
-
1999
- 1999-12-28 DE DE19963442A patent/DE19963442A1/de not_active Withdrawn
-
2000
- 2000-12-15 MY MYPI20005925A patent/MY123714A/en unknown
- 2000-12-28 CN CNB008180016A patent/CN1181025C/zh not_active Expired - Fee Related
- 2000-12-28 MX MXPA02006295A patent/MXPA02006295A/es active IP Right Grant
- 2000-12-28 ES ES00987470T patent/ES2241684T3/es not_active Expired - Lifetime
- 2000-12-28 EP EP00987470A patent/EP1246786B1/de not_active Expired - Lifetime
- 2000-12-28 CA CA002395396A patent/CA2395396C/en not_active Expired - Fee Related
- 2000-12-28 JP JP2001549325A patent/JP2003525220A/ja not_active Withdrawn
- 2000-12-28 AU AU23705/01A patent/AU2370501A/en not_active Abandoned
- 2000-12-28 BR BR0016758-4A patent/BR0016758A/pt not_active Application Discontinuation
- 2000-12-28 KR KR1020027008365A patent/KR100734979B1/ko not_active IP Right Cessation
- 2000-12-28 WO PCT/EP2000/013328 patent/WO2001047850A2/de active Search and Examination
- 2000-12-28 AT AT00987470T patent/ATE297883T1/de not_active IP Right Cessation
- 2000-12-28 DE DE50010580T patent/DE50010580D1/de not_active Expired - Lifetime
- 2000-12-28 US US10/168,986 patent/US6586642B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2241684T3 (es) | 2005-11-01 |
EP1246786B1 (de) | 2005-06-15 |
ATE297883T1 (de) | 2005-07-15 |
US6586642B2 (en) | 2003-07-01 |
WO2001047850A3 (de) | 2002-06-06 |
AU2370501A (en) | 2001-07-09 |
US20030045760A1 (en) | 2003-03-06 |
WO2001047850A2 (de) | 2001-07-05 |
EP1246786A2 (de) | 2002-10-09 |
DE19963442A1 (de) | 2001-07-05 |
CN1414936A (zh) | 2003-04-30 |
MY123714A (en) | 2006-05-31 |
DE50010580D1 (de) | 2005-07-21 |
CN1181025C (zh) | 2004-12-22 |
KR20020062379A (ko) | 2002-07-25 |
MXPA02006295A (es) | 2002-11-29 |
CA2395396A1 (en) | 2001-07-05 |
JP2003525220A (ja) | 2003-08-26 |
KR100734979B1 (ko) | 2007-07-04 |
CA2395396C (en) | 2009-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8O E 13 DA LPI |
|
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL. |