BR9810792A - Processo para purificar óxido de propileno por destilação, uso de um óxido de propileno, polìmero produzido usando óxido de propileno purificado, e, poliuretano - Google Patents

Processo para purificar óxido de propileno por destilação, uso de um óxido de propileno, polìmero produzido usando óxido de propileno purificado, e, poliuretano

Info

Publication number
BR9810792A
BR9810792A BR9810792-5A BR9810792A BR9810792A BR 9810792 A BR9810792 A BR 9810792A BR 9810792 A BR9810792 A BR 9810792A BR 9810792 A BR9810792 A BR 9810792A
Authority
BR
Brazil
Prior art keywords
propylene oxide
distillation
polyurethane
purify
polymer produced
Prior art date
Application number
BR9810792-5A
Other languages
English (en)
Inventor
Patrick Margriet Gas Goegebeur
Original Assignee
Huntsman Ici Chem Llc
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 Huntsman Ici Chem Llc filed Critical Huntsman Ici Chem Llc
Publication of BR9810792A publication Critical patent/BR9810792A/pt

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
    • C08G65/26—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 from cyclic ethers and other compounds
    • C08G65/2603—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 from cyclic ethers and other compounds the other compounds containing oxygen
    • C08G65/2606—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 from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
    • C08G65/2609—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 from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups containing aliphatic hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/32—Separation; Purification
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Epoxy Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Removal Of Specific Substances (AREA)
  • Polyethers (AREA)

Abstract

"PROCESSO PARA PURIFICAR óXIDO DE PROPILENO POR DESTILAçãO, USO DE UM óXIDO DE PROPILENO, POLìMERO PRODUZIDO USANDO óXIDO DE PROPILENO PURIFICADO, E, POLIURETANO". Purificação de óxido de propileno por destilação pouco antes de ser usado.
BR9810792-5A 1997-07-23 1998-06-24 Processo para purificar óxido de propileno por destilação, uso de um óxido de propileno, polìmero produzido usando óxido de propileno purificado, e, poliuretano BR9810792A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97112589 1997-07-23
PCT/EP1998/003854 WO1999005199A1 (en) 1997-07-23 1998-06-24 Purification of propylene oxide

Publications (1)

Publication Number Publication Date
BR9810792A true BR9810792A (pt) 2000-07-25

Family

ID=8227098

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9810792-5A BR9810792A (pt) 1997-07-23 1998-06-24 Processo para purificar óxido de propileno por destilação, uso de um óxido de propileno, polìmero produzido usando óxido de propileno purificado, e, poliuretano

Country Status (18)

Country Link
EP (1) EP0998515A1 (pt)
JP (1) JP2001510852A (pt)
CN (1) CN1265121A (pt)
AR (1) AR016532A1 (pt)
AU (1) AU8540898A (pt)
BA (1) BA98330A (pt)
BR (1) BR9810792A (pt)
CA (1) CA2297669A1 (pt)
CO (1) CO5040127A1 (pt)
HR (1) HRP980405A2 (pt)
HU (1) HUP0004080A3 (pt)
ID (1) ID24344A (pt)
NO (1) NO20000305D0 (pt)
PL (1) PL338190A1 (pt)
TR (1) TR200000176T2 (pt)
WO (1) WO1999005199A1 (pt)
YU (1) YU30198A (pt)
ZA (1) ZA986546B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6962967B2 (en) 2004-03-31 2005-11-08 Basf Corporation Method of purifying polyether polyols of non-volatile impurities
CN102002155A (zh) * 2010-10-21 2011-04-06 句容宁武高新技术发展有限公司 一种脱除聚醚多元醇中低沸点物质的装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1222261B (de) * 1963-04-20 1966-08-04 Bayer Ag Verfahren zur Herstellung von Polyaethern durch Polymerisation von Alkylenoxyden
US3578568A (en) * 1968-11-29 1971-05-11 Atlantic Richfield Co Purification of low molecular weight epoxides by extractive distillation with a glycol or glycol ether
US3881996A (en) * 1973-11-21 1975-05-06 Oxirane Corp Recovery of propylene oxide by plural stage distillation
US4692535A (en) * 1986-12-22 1987-09-08 Atlantic Richfield Company Purification of propylene oxide
US5160587A (en) * 1991-11-01 1992-11-03 Texaco Chemical Company Extractive distillation of propylene oxide

Also Published As

Publication number Publication date
NO20000305L (no) 2000-01-21
EP0998515A1 (en) 2000-05-10
PL338190A1 (en) 2000-10-09
AU8540898A (en) 1999-02-16
TR200000176T2 (tr) 2000-11-21
CN1265121A (zh) 2000-08-30
ID24344A (id) 2000-07-13
NO20000305D0 (no) 2000-01-21
JP2001510852A (ja) 2001-08-07
CO5040127A1 (es) 2001-05-29
WO1999005199A1 (en) 1999-02-04
ZA986546B (en) 1999-01-25
HRP980405A2 (en) 1999-04-30
HUP0004080A3 (en) 2001-04-28
AR016532A1 (es) 2001-07-25
YU30198A (sh) 1999-12-27
BA98330A (bs) 2001-09-14
HUP0004080A2 (en) 2001-03-28
CA2297669A1 (en) 1999-02-04

Similar Documents

Publication Publication Date Title
ES2086990T3 (es) Procedimiento y dispositivo para la purificacion de acido acrilico.
EA200000672A1 (ru) Кристалический терипаратид
BR0009480A (pt) Soluções de poliuretano com unidades de estrutura de alcoxissilano
DE69306298T2 (de) Anticonvulsive Fructopyranose zyklische Sulfate und Sulfite
PT84415B (pt) Processo de purificacao de alfa-1-antiprotease
BR9303008A (pt) Composicao de catalisador e processo de oxi-cloracao de etileno para produzir 1,2-dicloro-etano
IT1295033B1 (it) Processo di purificazione del benzene comprendente due stadi di permeazione
BR9100414A (pt) Processo para purificacao de 1,1,1-tris(4'-hidronifenil)etano
ITMI941969A0 (it) Processo per la purificazione di 2,6-diisopropilfenolo
BR9408427A (pt) Processo para purificação de gás natural
BR9810792A (pt) Processo para purificar óxido de propileno por destilação, uso de um óxido de propileno, polìmero produzido usando óxido de propileno purificado, e, poliuretano
BR9407426A (pt) Processo para a preparaçao de 9-(2-hidróxi)-etoximetil- guanina
DK671087A (da) Anvendelse af 5-aryl-3h-1,2,4-triazol-3-oner som antikonvulsiva
BR9611599A (pt) Processo para destilar óxido de etileno
PT883684E (pt) Processo para a purificacao de proteases de veneno de cobra semelhantes a trombina
BR9706702A (pt) Purificação de 1,1,1,3,3-pentafluorpropano
ID26405A (id) Pemurnian karboksaldehida
BR9201133A (pt) Processo para purificacao de indigo
BR9902051A (pt) Oxidação seletiva e a preparação de compostos aromáticos contendo grupos hidroxila.
BR9005399A (pt) Processo para purificacao de fluoreto de hidrogenio
FR2705342B1 (fr) Acétonitrile très purifié et procédé de purification d'acétonitrile brut.
BR0205164A (pt) Processo para purificar azeotropicamente material orgânico polimerizável aquoso
ES2104783T3 (es) Procedimiento para la purificacion de estreptolisina o, estreptolisina o intacta obtenible segun este procedimiento y su utilizacion.
ES2167478T3 (es) Fraccionamiento y purificacion de mezclas de poliaminas aromaticas y su uso.
BR9712690A (pt) Processo para a preparação de ivermectina

Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]