BR0011815B1 - processo para a purificação de poloxámeros que contêm impurezas de aldeìdo. - Google Patents
processo para a purificação de poloxámeros que contêm impurezas de aldeìdo.Info
- Publication number
- BR0011815B1 BR0011815B1 BRPI0011815-0A BR0011815A BR0011815B1 BR 0011815 B1 BR0011815 B1 BR 0011815B1 BR 0011815 A BR0011815 A BR 0011815A BR 0011815 B1 BR0011815 B1 BR 0011815B1
- Authority
- BR
- Brazil
- Prior art keywords
- purification
- poloxamers
- poloxamer
- aldehyde impurities
- containing aldehyde
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
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)
- Polyethers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9902364A SE9902364D0 (sv) | 1999-06-21 | 1999-06-21 | New process |
PCT/SE2000/001305 WO2000078841A1 (en) | 1999-06-21 | 2000-06-19 | New process for the purification of aldehyde impurities |
US09/656,036 US6448371B1 (en) | 1999-06-21 | 2000-09-08 | Process for the purification of aldehyde impurities |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0011815A BR0011815A (pt) | 2002-03-19 |
BR0011815B1 true BR0011815B1 (pt) | 2010-06-15 |
Family
ID=26663601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0011815-0A BR0011815B1 (pt) | 1999-06-21 | 2000-06-19 | processo para a purificação de poloxámeros que contêm impurezas de aldeìdo. |
Country Status (18)
Country | Link |
---|---|
US (1) | US6448371B1 (pt) |
EP (1) | EP1192204B1 (pt) |
JP (1) | JP2003503517A (pt) |
CN (1) | CN1139615C (pt) |
AT (1) | ATE312863T1 (pt) |
AU (1) | AU765560B2 (pt) |
BR (1) | BR0011815B1 (pt) |
CA (1) | CA2377004A1 (pt) |
DE (1) | DE60024821T2 (pt) |
DK (1) | DK1192204T3 (pt) |
ES (1) | ES2254200T3 (pt) |
IL (1) | IL146746A0 (pt) |
MX (1) | MXPA01013369A (pt) |
NO (1) | NO318915B1 (pt) |
NZ (1) | NZ515954A (pt) |
SE (1) | SE9902364D0 (pt) |
WO (1) | WO2000078841A1 (pt) |
ZA (1) | ZA200109740B (pt) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040266983A1 (en) * | 2000-08-17 | 2004-12-30 | Reeve Lorraine E | Purified polyoxyalkylene block copolymers |
WO2002088217A1 (en) * | 2001-05-01 | 2002-11-07 | Union Carbide Chemicals & Plastics Technology Corporation | Poly(alkylene oxides) having reduced amounts of formic compounds |
AU2003243172A1 (en) * | 2002-04-29 | 2003-11-17 | Alza Corporation | Reduced formate poly(alkylene oxides) with secondary amines for reducing impurity formation |
JP2005343964A (ja) * | 2004-06-01 | 2005-12-15 | Otsuka Pharmaceut Factory Inc | ポリアルキレングリコール類含有水溶液、及びその調製方法 |
KR101343040B1 (ko) * | 2010-12-28 | 2013-12-18 | 주식회사 삼양바이오팜 | 정제된 폴록사머 및 그의 정제방법 |
JP2013237638A (ja) * | 2012-05-15 | 2013-11-28 | Lion Corp | 眼科組成物 |
TWI688392B (zh) | 2014-07-07 | 2020-03-21 | 美商救生筏生物科技公司 | 無長循環材料之泊洛沙姆組成物以及其製造方法和用途 |
CN108473673B (zh) | 2015-12-22 | 2020-12-01 | 巴斯夫欧洲公司 | 一种纯化聚醚嵌段共聚物的方法 |
US11414514B2 (en) | 2017-01-06 | 2022-08-16 | Sanyo Chemical Industries, Ltd. | Polyether polyol production method and polyurethane foam production method |
WO2018145949A1 (en) | 2017-02-09 | 2018-08-16 | Basf Se | A process for purification of polyether block copolymers |
US20210163879A1 (en) | 2017-12-20 | 2021-06-03 | Basf Se | A method for stabilizing cell culture systems using an amphiphilic graft copolymer as cell culture reagent |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3036130A (en) * | 1957-09-10 | 1962-05-22 | Wyandotte Chemicals Corp | Mixtures of novel conjugated polyoxyethylene-polyoxypropylene compounds |
US3462379A (en) * | 1965-12-02 | 1969-08-19 | Dow Chemical Co | Purification of poly(alkylene oxides) |
US3546321A (en) * | 1967-02-08 | 1970-12-08 | Hercules Inc | Polyether graft copolymers |
US3639574A (en) * | 1967-10-25 | 1972-02-01 | Basf Wyandotte Corp | Stable hydrogen peroxide gels |
US3715402A (en) * | 1969-08-08 | 1973-02-06 | Basf Wyandotte Corp | Removal of catalysts from polyols |
US3674502A (en) * | 1969-09-05 | 1972-07-04 | Firmenich Inc | Nonringing beverages containing poly(oxyethylene) - poly(oxypropylene) - poly(oxyethylene) copolymers |
DE2755089C3 (de) * | 1977-12-10 | 1982-05-13 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Rohpolyäthern |
DE2854541A1 (de) * | 1978-12-16 | 1980-06-26 | Bayer Ag | Verfahren zur reinigung nichtionischer emulgatoren |
US4410447A (en) * | 1980-11-12 | 1983-10-18 | Union Carbide Corporation | Low-foaming nonionic surfactants |
US4606918A (en) * | 1983-08-22 | 1986-08-19 | Syntex (U.S.A.) Inc. | Polyoxypropylene-polyoxyethylene block polymer based adjuvants |
US5342541A (en) * | 1989-03-29 | 1994-08-30 | The Dow Chemical Company | Purified hydroxy-functional polyether compounds |
DE3913937A1 (de) * | 1989-04-27 | 1990-10-31 | Hoechst Ag | Verfahren zur reinigung von alkylenoxid-addukten |
JPH0791389B2 (ja) * | 1989-05-17 | 1995-10-04 | 信越化学工業株式会社 | 精製されたポリエーテルシリコーン及びその製造方法 |
US5095061A (en) * | 1990-07-13 | 1992-03-10 | The Dow Chemical Company | Process to reduce propenyl polyethers in hydroxyfunctional polyethers |
US5268510A (en) * | 1992-10-08 | 1993-12-07 | Vista Chemical Company | Process for purification of alkoxylated alcohols |
KR0145350B1 (ko) * | 1993-09-07 | 1998-07-15 | 사또오 아키오 | 폴리옥시알킬렌폴리올의 제조방법 |
CA2174394A1 (en) * | 1995-06-12 | 1996-12-13 | Timothy L. Lambert | Process for preparing low unsaturation polyether polyols |
US6166266A (en) * | 1998-11-12 | 2000-12-26 | Bp Amoco Corporation | Preparation of polyoxymethylene dimethyl ethers by catalytic conversion of dimethyl ether with formaldehyde formed by oxidation of methanol |
-
1999
- 1999-06-21 SE SE9902364A patent/SE9902364D0/xx unknown
-
2000
- 2000-06-19 DK DK00946611T patent/DK1192204T3/da active
- 2000-06-19 CN CNB008093067A patent/CN1139615C/zh not_active Expired - Lifetime
- 2000-06-19 ES ES00946611T patent/ES2254200T3/es not_active Expired - Lifetime
- 2000-06-19 BR BRPI0011815-0A patent/BR0011815B1/pt not_active IP Right Cessation
- 2000-06-19 CA CA002377004A patent/CA2377004A1/en not_active Abandoned
- 2000-06-19 AU AU60343/00A patent/AU765560B2/en not_active Expired
- 2000-06-19 DE DE60024821T patent/DE60024821T2/de not_active Expired - Lifetime
- 2000-06-19 JP JP2001505595A patent/JP2003503517A/ja active Pending
- 2000-06-19 EP EP00946611A patent/EP1192204B1/en not_active Expired - Lifetime
- 2000-06-19 AT AT00946611T patent/ATE312863T1/de not_active IP Right Cessation
- 2000-06-19 IL IL14674600A patent/IL146746A0/xx active IP Right Grant
- 2000-06-19 MX MXPA01013369A patent/MXPA01013369A/es active IP Right Grant
- 2000-06-19 NZ NZ515954A patent/NZ515954A/en not_active IP Right Cessation
- 2000-06-19 WO PCT/SE2000/001305 patent/WO2000078841A1/en active IP Right Grant
- 2000-09-08 US US09/656,036 patent/US6448371B1/en not_active Expired - Lifetime
-
2001
- 2001-11-27 ZA ZA200109740A patent/ZA200109740B/en unknown
- 2001-12-20 NO NO20016297A patent/NO318915B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2000078841A1 (en) | 2000-12-28 |
MXPA01013369A (es) | 2002-07-30 |
BR0011815A (pt) | 2002-03-19 |
NO20016297D0 (no) | 2001-12-20 |
IL146746A0 (en) | 2002-07-25 |
SE9902364D0 (sv) | 1999-06-21 |
AU6034300A (en) | 2001-01-09 |
CN1139615C (zh) | 2004-02-25 |
ES2254200T3 (es) | 2006-06-16 |
DE60024821D1 (de) | 2006-01-19 |
JP2003503517A (ja) | 2003-01-28 |
US6448371B1 (en) | 2002-09-10 |
CN1357019A (zh) | 2002-07-03 |
DK1192204T3 (da) | 2006-02-20 |
NZ515954A (en) | 2003-05-30 |
EP1192204B1 (en) | 2005-12-14 |
EP1192204A1 (en) | 2002-04-03 |
CA2377004A1 (en) | 2000-12-28 |
NO318915B1 (no) | 2005-05-23 |
ZA200109740B (en) | 2003-03-03 |
DE60024821T2 (de) | 2006-06-14 |
NO20016297L (no) | 2002-02-04 |
AU765560B2 (en) | 2003-09-25 |
ATE312863T1 (de) | 2005-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 19/06/2000, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 19.06.2020 |