MXPA01013369A - Nuevo proceso para la purificacion de impurezas de aldehido. - Google Patents

Nuevo proceso para la purificacion de impurezas de aldehido.

Info

Publication number
MXPA01013369A
MXPA01013369A MXPA01013369A MXPA01013369A MXPA01013369A MX PA01013369 A MXPA01013369 A MX PA01013369A MX PA01013369 A MXPA01013369 A MX PA01013369A MX PA01013369 A MXPA01013369 A MX PA01013369A MX PA01013369 A MXPA01013369 A MX PA01013369A
Authority
MX
Mexico
Prior art keywords
poloxamer
process according
acid
aldehydes
solvent
Prior art date
Application number
MXPA01013369A
Other languages
English (en)
Spanish (es)
Inventor
Mats Berg
Original Assignee
Dentsply Anesthetics S A R L
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dentsply Anesthetics S A R L filed Critical Dentsply Anesthetics S A R L
Publication of MXPA01013369A publication Critical patent/MXPA01013369A/es

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)
MXPA01013369A 1999-06-21 2000-06-19 Nuevo proceso para la purificacion de impurezas de aldehido. MXPA01013369A (es)

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 (1)

Publication Number Publication Date
MXPA01013369A true MXPA01013369A (es) 2002-07-30

Family

ID=26663601

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA01013369A MXPA01013369A (es) 1999-06-21 2000-06-19 Nuevo proceso para la purificacion de impurezas de aldehido.

Country Status (18)

Country Link
US (1) US6448371B1 (https=)
EP (1) EP1192204B1 (https=)
JP (1) JP2003503517A (https=)
CN (1) CN1139615C (https=)
AT (1) ATE312863T1 (https=)
AU (1) AU765560B2 (https=)
BR (1) BR0011815B1 (https=)
CA (1) CA2377004A1 (https=)
DE (1) DE60024821T2 (https=)
DK (1) DK1192204T3 (https=)
ES (1) ES2254200T3 (https=)
IL (1) IL146746A0 (https=)
MX (1) MXPA01013369A (https=)
NO (1) NO318915B1 (https=)
NZ (1) NZ515954A (https=)
SE (1) SE9902364D0 (https=)
WO (1) WO2000078841A1 (https=)
ZA (1) ZA200109740B (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040266983A1 (en) * 2000-08-17 2004-12-30 Reeve Lorraine E Purified polyoxyalkylene block copolymers
ES2260437T3 (es) * 2001-05-01 2006-11-01 UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY CORPORATION Composicion farmaceutica que comprende poli(oxidos de alquileno) que tienen cantidades reducidas de compuestos formicos.
WO2003092649A2 (en) * 2002-04-29 2003-11-13 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
KR102525493B1 (ko) 2014-07-07 2023-04-25 라이프래프트 바이오사이언시즈 인코포레이티드 장기 순환 물질이 없는 폴록사머 조성물 및 이의 제조 방법 및 용도
KR102723605B1 (ko) 2015-12-22 2024-10-29 바스프 에스이 폴리에테르 블록 공중합체의 정제 방법
CN110139887B (zh) * 2017-01-06 2022-03-08 三洋化成工业株式会社 聚醚多元醇的制造方法和聚氨酯泡沫的制造方法
WO2018145949A1 (en) 2017-02-09 2018-08-16 Basf Se A process for purification of polyether block copolymers
KR20200100108A (ko) 2017-12-20 2020-08-25 바스프 에스이 양친매성 그라프트 공중합체를 세포 배양 시약으로 이용하여 세포 배양 시스템을 안정화하는 방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NO20016297D0 (no) 2001-12-20
BR0011815A (pt) 2002-03-19
NZ515954A (en) 2003-05-30
CN1139615C (zh) 2004-02-25
SE9902364D0 (sv) 1999-06-21
NO20016297L (no) 2002-02-04
EP1192204A1 (en) 2002-04-03
AU6034300A (en) 2001-01-09
BR0011815B1 (pt) 2010-06-15
AU765560B2 (en) 2003-09-25
DK1192204T3 (da) 2006-02-20
DE60024821T2 (de) 2006-06-14
ATE312863T1 (de) 2005-12-15
IL146746A0 (en) 2002-07-25
NO318915B1 (no) 2005-05-23
ZA200109740B (en) 2003-03-03
CN1357019A (zh) 2002-07-03
DE60024821D1 (de) 2006-01-19
WO2000078841A1 (en) 2000-12-28
JP2003503517A (ja) 2003-01-28
EP1192204B1 (en) 2005-12-14
ES2254200T3 (es) 2006-06-16
CA2377004A1 (en) 2000-12-28
US6448371B1 (en) 2002-09-10

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