ES2024542B3 - Procedimiento de preparacion de poliisocianato con el grupo biuret. - Google Patents

Procedimiento de preparacion de poliisocianato con el grupo biuret.

Info

Publication number
ES2024542B3
ES2024542B3 ES87420196T ES87420196T ES2024542B3 ES 2024542 B3 ES2024542 B3 ES 2024542B3 ES 87420196 T ES87420196 T ES 87420196T ES 87420196 T ES87420196 T ES 87420196T ES 2024542 B3 ES2024542 B3 ES 2024542B3
Authority
ES
Spain
Prior art keywords
biuret group
preparation procedure
polyisocyanate preparation
polyisocyanate
carboxylic acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES87420196T
Other languages
English (en)
Spanish (es)
Inventor
Jean Robin
Michel Carlo
Jacques Lavorel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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 Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Application granted granted Critical
Publication of ES2024542B3 publication Critical patent/ES2024542B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ES87420196T 1986-09-03 1987-07-10 Procedimiento de preparacion de poliisocianato con el grupo biuret. Expired - Lifetime ES2024542B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8612524A FR2603278B1 (fr) 1986-09-03 1986-09-03 Procede de preparation de polyisocyanate a groupement biuret

Publications (1)

Publication Number Publication Date
ES2024542B3 true ES2024542B3 (es) 1992-03-01

Family

ID=9338750

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87420196T Expired - Lifetime ES2024542B3 (es) 1986-09-03 1987-07-10 Procedimiento de preparacion de poliisocianato con el grupo biuret.

Country Status (7)

Country Link
US (1) US5103045A (Direct)
EP (1) EP0259233B1 (Direct)
JP (1) JPS6368554A (Direct)
AT (1) ATE67755T1 (Direct)
DE (1) DE3773310D1 (Direct)
ES (1) ES2024542B3 (Direct)
FR (1) FR2603278B1 (Direct)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4432647A1 (de) 1994-09-14 1996-03-21 Bayer Ag 1,3-Dioxan-2-on-Gruppen enthaltende Oligourethane
DE4443885A1 (de) * 1994-12-09 1996-06-13 Basf Ag Verfahren zur Herstellung von Biuretgruppen enthaltenden Polyisocyanaten
DE19525474A1 (de) * 1995-07-12 1997-01-16 Basf Ag Verfahren und Vorrichtung zur Herstellung von (cyclo)aliphatische Biuretgruppen enthaltenden Polyisocyananten
DE10120083A1 (de) * 2001-04-17 2003-01-30 Nmi Univ Tuebingen Meßelektrodenpaar, Biosensor mit einem solchen Meßelektrodenpaar und Verfahren zur Herstellung
DE102004003495A1 (de) * 2004-01-23 2005-08-11 Bayer Materialscience Ag Orthoestergruppenhaltige Bindemittel
DE102004009818A1 (de) * 2004-02-28 2005-09-15 Bayer Materialscience Ag Hydrophobe, niedrigviskose Polyole
DE102005020269A1 (de) 2005-04-30 2006-11-09 Bayer Materialscience Ag Bindemittelgemische aus Polyasparaginsäureestern und sulfonatmodifizierten Polyisocyanaten
EP2049675A1 (de) * 2006-08-01 2009-04-22 Basf Se Verfahren zur herstellung von pentamethylen-1,5-diisocyanat
WO2008053312A2 (en) * 2006-11-02 2008-05-08 Cadila Pharmaceuticals Limited Process for preparing amorphous atorvastatin hemi calcium salt and its intermediate
EP2272883A1 (de) * 2009-07-08 2011-01-12 Basf Se Monomerarmes Polyisocyanatprepolymer und monomerarmer Dosenschaum
US8609887B2 (en) 2011-03-03 2013-12-17 Basf Se Process for preparing polyisocyanates comprising biuret groups
CN103402978A (zh) 2011-03-03 2013-11-20 巴斯夫欧洲公司 制备含有缩二脲基团的聚异氰酸酯的方法
JP5927986B2 (ja) 2012-02-28 2016-06-01 株式会社サタケ 穀類の害虫駆除装置及び駆除方法
CN103709076B (zh) 2013-12-20 2015-09-16 万华化学集团股份有限公司 一种连续制备缩二脲多异氰酸酯的方法
CN103724234B (zh) * 2014-01-03 2015-07-15 万华化学集团股份有限公司 一种制备含有缩二脲的聚异氰酸酯的方法
WO2021142570A1 (zh) * 2020-01-13 2021-07-22 万华化学集团股份有限公司 一种储存稳定的缩二脲多异氰酸酯的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105686A (en) * 1977-06-15 1978-08-08 Olin Corporation Process for deactivating toluene diisocyanate distillation residue
DE3403278A1 (de) * 1984-01-31 1985-08-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten mit biuretstruktur
DE3403277A1 (de) * 1984-01-31 1985-08-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten mit biuretstruktur
DE3443342A1 (de) * 1984-11-28 1986-05-28 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von modifizierten polyisocyanaten, die nach diesem verfahren erhaeltlichen verbindungen und ihre verwendung in polyurethanlacken

Also Published As

Publication number Publication date
US5103045A (en) 1992-04-07
JPH0329786B2 (Direct) 1991-04-25
JPS6368554A (ja) 1988-03-28
EP0259233B1 (fr) 1991-09-25
EP0259233A3 (en) 1988-10-12
EP0259233A2 (fr) 1988-03-09
DE3773310D1 (de) 1991-10-31
FR2603278B1 (fr) 1988-11-18
FR2603278A1 (fr) 1988-03-04
ATE67755T1 (de) 1991-10-15

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