BR8703375A - Processo de preparacao de um poli-isocianato organico com grupamento biureto - Google Patents

Processo de preparacao de um poli-isocianato organico com grupamento biureto

Info

Publication number
BR8703375A
BR8703375A BR8703375A BR8703375A BR8703375A BR 8703375 A BR8703375 A BR 8703375A BR 8703375 A BR8703375 A BR 8703375A BR 8703375 A BR8703375 A BR 8703375A BR 8703375 A BR8703375 A BR 8703375A
Authority
BR
Brazil
Prior art keywords
biuret group
isocianate
preparation
organic poly
water
Prior art date
Application number
BR8703375A
Other languages
English (en)
Inventor
Jean Robin
Original Assignee
Rhone Poulenc Chimie
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 filed Critical Rhone Poulenc Chimie
Publication of BR8703375A publication Critical patent/BR8703375A/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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/10—Derivatives of isocyanic acid having isocyanate groups bound to carbon atoms of rings other than six-membered aromatic rings
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Image Analysis (AREA)
  • Color Printing (AREA)
BR8703375A 1986-07-04 1987-07-02 Processo de preparacao de um poli-isocianato organico com grupamento biureto BR8703375A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8609947A FR2601007B1 (fr) 1986-07-04 1986-07-04 Procede de preparation de polyisocyanate a groupement biuret

Publications (1)

Publication Number Publication Date
BR8703375A true BR8703375A (pt) 1988-03-15

Family

ID=9337215

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8703375A BR8703375A (pt) 1986-07-04 1987-07-02 Processo de preparacao de um poli-isocianato organico com grupamento biureto

Country Status (10)

Country Link
US (1) US4983762A (pt)
EP (1) EP0251952B1 (pt)
JP (1) JPS6322554A (pt)
KR (1) KR900008134B1 (pt)
AT (1) ATE81117T1 (pt)
BR (1) BR8703375A (pt)
CA (1) CA1276745C (pt)
DE (1) DE3781951T2 (pt)
ES (1) ES2033911T3 (pt)
FR (1) FR2601007B1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0766076B2 (ja) * 1990-08-14 1995-07-19 動力炉・核燃料開発事業団 マイクロ波による連続加熱脱硝装置
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
TWI530510B (zh) 2012-11-01 2016-04-21 旭化成化學股份有限公司 聚異氰酸酯組成物及異氰酸酯聚合物組成物
KR101493269B1 (ko) * 2014-09-17 2015-02-16 애경화학 주식회사 저장성이 향상된 뷰렛 그룹 함유 알리파틱 폴리이소시아네이트의 제조방법
BR112019007400A2 (pt) 2016-10-14 2019-07-02 Asahi Chemical Ind composição de isocianato, e, método para a produção de um polímero de isocianato
US11118001B2 (en) 2016-10-14 2021-09-14 Asahi Kasei Kabushiki Kaisha Isocyanate composition, method for producing isocyanate composition, and method for producing isocyanate polymer
WO2023080258A1 (ja) 2021-11-08 2023-05-11 旭化成株式会社 カルボニル化合物、カルボニル化合物の製造方法、イソシアネート化合物の製造方法、及びイソシアネート組成物

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218390A (en) * 1979-05-09 1980-08-19 Brusilovsky Mikhail G Method for preparing biuret-structure polyisocyanates
DE3403278A1 (de) * 1984-01-31 1985-08-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten mit biuretstruktur

Also Published As

Publication number Publication date
FR2601007B1 (fr) 1988-11-10
US4983762A (en) 1991-01-08
EP0251952B1 (fr) 1992-09-30
KR880001582A (ko) 1988-04-25
KR900008134B1 (ko) 1990-10-31
EP0251952A3 (en) 1988-09-07
JPS6322554A (ja) 1988-01-30
ES2033911T3 (es) 1993-04-01
JPH0262545B2 (pt) 1990-12-26
DE3781951T2 (de) 1993-03-11
DE3781951D1 (de) 1992-11-05
CA1276745C (fr) 1990-11-20
ATE81117T1 (de) 1992-10-15
FR2601007A1 (fr) 1988-01-08
EP0251952A2 (fr) 1988-01-07

Similar Documents

Publication Publication Date Title
DE59002590D1 (de) Verfahren zur Herstellung von modifizierten, Isocyanuratgruppen ausweisenden Polyisocyanaten und ihre Verwendung.
DE2960051D1 (en) Process for the preparation of organic polyisocyanates containing biuret and/or urea groups, as well as dispersions of polyisocyanates containing urea groups in a diisocyanate free of urea
DE59503332D1 (de) Verfahren zur Herstellung von Biuretgruppen enthaltenden Polyisocyanaten
MX9206884A (es) Poliisocianatos que presentan grupos eter y uretano, y procedimiento para su obtencion.
ES2069378T3 (es) Mezcla de poliisocianatos.
ES2032448T3 (es) Poliureas preparadas a partir de una mezcla de poliaminas y de un polisocianato.
BR8703375A (pt) Processo de preparacao de um poli-isocianato organico com grupamento biureto
DE3875921D1 (de) Polyurethanharnstoffe.
ATE32733T1 (de) Kaltvernetzende pur-dispersionen, ihre herstellung und verwendung.
ATE67755T1 (de) Verfahren zur herstellung von polyisocyanaten mit biuretstruktur.
DK353588A (da) Anlaeg til opbevaring, transport og udlevering af flydende carbondioxid ved lavt tryk
IL75555A (en) Mixtures of 2,2'-dichloro-6,6'-diethylmethylene-bis-aniline with other substituted methylene-bis-anilines,process for the preparation thereof and polyurethane or epoxy reaction systems containing the same
DE3869324D1 (de) Verfahren zur herstellung von isocyanuratgruppen und olefinische doppelbindungen aufweisenden verbindungen und ihre verwendung als bindemittel.
DE59504957D1 (de) Mischblockierte Isocyanatprepolymere, ein Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung flexibilisierter Epoxidharz-Systeme
IN167669B (pt)
EP0217037A3 (en) Stable isocyanate/epoxide prepolymers and thermoset polyurethanes produced therefrom
EP0142838A3 (en) Method for producing polyurethane resins
DE3485422D1 (de) Fluessige, isocyanuratgruppen enthaltende polyisocyanatmischungen aus 4,4'- und 2,4'-diphenylmethan-diisocyanaten, verfahren zu deren herstellung und deren verwendung fuer polyurethan- oder polyisocyanurat-kunststoffe.
DE3877698D1 (de) Strahlungsempfindliches gemisch.
DE3773349D1 (de) Ueberzugsmittel mit verlaengerter topfzeit.
DK622286A (da) Hydroxyalkylphenoxypropan-2-ol-3-amin og fremgangsmaade til fremstilling deraf
ATE65079T1 (de) Verfahren zur isolierung und reinigung von biuretgruppen aufweisenden polyisocyanaten.
ATE38032T1 (de) Mehrstufenverfahren unter verwendung von adiabatischen reaktoren zur herstellung von isocyanaten.
TW259802B (en) Preparation of aqueous polyurethane dispersions
ATE81349T1 (de) Verwendung von polymerpolyaminen fuer die herstellung von polyurethan/polyharnstoffen oder polyharnstoffen.

Legal Events

Date Code Title Description
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/07/2002