ES464697A1 - Procedimiento mejorado para la obtencion de poliisocianotaosconteniendo grupos biuret. - Google Patents
Procedimiento mejorado para la obtencion de poliisocianotaosconteniendo grupos biuret.Info
- Publication number
- ES464697A1 ES464697A1 ES464697A ES464697A ES464697A1 ES 464697 A1 ES464697 A1 ES 464697A1 ES 464697 A ES464697 A ES 464697A ES 464697 A ES464697 A ES 464697A ES 464697 A1 ES464697 A1 ES 464697A1
- Authority
- ES
- Spain
- Prior art keywords
- biuret groups
- preparation
- containing biuret
- polyisocyanates containing
- water
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/46—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups containing any of the groups, X being a hetero atom, Y being any atom, e.g. acylureas
- C07C275/58—Y being a hetero atom
- C07C275/60—Y being an oxygen atom, e.g. allophanic acids
-
- 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
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
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)
Abstract
Procedimiento para la obtención de poliisocianatos conteniendo grupos biuret por reacción de cantidades en exceso de poliisocianatos orgánicos con compuestos que reaccionan con los poliisocianatos orgánicos se hacen reaccionar con una mezcla que contieneA) como mínimo un alcohol monovalente primarioo terciarioalifático o cicloalifáticoB) como mínimo una mono- ó poliaminas que lleve como mínimo un grupo amino primario alifáticacicloalifática o aralifáticamente ligadayen caso dado.C) aguao un compuesto disociador de agua
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762654745 DE2654745A1 (de) | 1976-12-03 | 1976-12-03 | Verfahren zur herstellung von biuretgruppen aufweisenden polyisocyanaten |
Publications (1)
Publication Number | Publication Date |
---|---|
ES464697A1 true ES464697A1 (es) | 1978-08-01 |
Family
ID=5994544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES464697A Expired ES464697A1 (es) | 1976-12-03 | 1977-12-02 | Procedimiento mejorado para la obtencion de poliisocianotaosconteniendo grupos biuret. |
Country Status (16)
Country | Link |
---|---|
US (1) | US4152350A (es) |
JP (1) | JPS5371022A (es) |
AT (1) | AT356902B (es) |
AU (1) | AU508233B2 (es) |
BE (1) | BE861427A (es) |
BR (1) | BR7708033A (es) |
CA (1) | CA1083595A (es) |
DD (1) | DD135197A5 (es) |
DE (1) | DE2654745A1 (es) |
ES (1) | ES464697A1 (es) |
FR (1) | FR2372853A1 (es) |
GB (1) | GB1561610A (es) |
IT (1) | IT1092160B (es) |
NL (1) | NL7713312A (es) |
PL (1) | PL202603A1 (es) |
SE (1) | SE7713637L (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5742782A (en) * | 1980-08-28 | 1982-03-10 | Asahi Chem Ind Co Ltd | Preparation of organic polyisocyanate composition |
DE3151853A1 (de) * | 1981-12-30 | 1983-07-07 | Chemische Werke Hüls AG, 4370 Marl | Neue biuretgruppenhaltige polyisocyanate sowie ein verfahren zu deren herstellung |
DE3228721A1 (de) * | 1982-07-31 | 1984-02-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von modifizierten polyisocyanaten und ihre verwendung |
US4652494A (en) * | 1983-07-11 | 1987-03-24 | Saint-Gobain Vitrage | Bilayer laminate and preformed sheet for use therein |
US4810820A (en) * | 1987-08-12 | 1989-03-07 | Mobay Corporation | Process for the production of polyisocyanates containing allophanate groups |
DE4439421A1 (de) * | 1994-11-04 | 1996-05-09 | Huels Chemische Werke Ag | Neue harnstoffgruppenhaltige Polyamine und Verfahren zu ihrer Herstellung |
DE19505035A1 (de) * | 1995-02-15 | 1996-08-22 | Basf Ag | Verfahren zur Herstellung biurethgruppen-haltigen Polyisocyanaten |
US7772307B2 (en) * | 2003-08-27 | 2010-08-10 | Great Eastern Resins Industrial Co., Ltd. | Water dispersible polyisocyanate composition and its uses |
CN102617827B (zh) * | 2011-01-27 | 2013-10-30 | 襄阳精信汇明化工有限责任公司 | 一种固化剂改性1,6-己二异氰酸酯缩二脲及其制备方法 |
FR3041646B1 (fr) * | 2015-09-30 | 2019-07-26 | Vencorex France | Composition polyisocyanate biuret |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1386688A (fr) * | 1963-02-08 | 1965-01-22 | Bayer Ag | Nouveaux polyisocyanates organiques |
US3358010A (en) * | 1964-03-11 | 1967-12-12 | Mobay Chemical Corp | Biuret polyisocyanates |
US3862973A (en) * | 1970-03-07 | 1975-01-28 | Bayer Ag | Process for the preparation of polyisocyanates containing biuret groups |
DE2308015B2 (de) * | 1973-02-17 | 1980-07-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur |
US3903126A (en) * | 1973-12-11 | 1975-09-02 | Basf Ag | Manufacture of biuret group-containing polyisocyanates |
-
1976
- 1976-12-03 DE DE19762654745 patent/DE2654745A1/de not_active Withdrawn
-
1977
- 1977-11-07 CA CA290,336A patent/CA1083595A/en not_active Expired
- 1977-11-14 US US05/850,888 patent/US4152350A/en not_active Expired - Lifetime
- 1977-11-30 AU AU31085/77A patent/AU508233B2/en not_active Expired
- 1977-12-01 IT IT52017/77A patent/IT1092160B/it active
- 1977-12-01 SE SE7713637A patent/SE7713637L/xx unknown
- 1977-12-01 DD DD77202351A patent/DD135197A5/xx unknown
- 1977-12-01 GB GB50097/77A patent/GB1561610A/en not_active Expired
- 1977-12-01 AT AT860577A patent/AT356902B/de not_active IP Right Cessation
- 1977-12-01 NL NL7713312A patent/NL7713312A/xx not_active Application Discontinuation
- 1977-12-02 ES ES464697A patent/ES464697A1/es not_active Expired
- 1977-12-02 BR BR7708033A patent/BR7708033A/pt unknown
- 1977-12-02 BE BE183106A patent/BE861427A/xx unknown
- 1977-12-02 PL PL20260377A patent/PL202603A1/xx unknown
- 1977-12-02 FR FR7736403A patent/FR2372853A1/fr not_active Withdrawn
- 1977-12-03 JP JP14463877A patent/JPS5371022A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BR7708033A (pt) | 1978-08-15 |
DE2654745A1 (de) | 1978-06-08 |
PL202603A1 (pl) | 1979-06-04 |
FR2372853A1 (fr) | 1978-06-30 |
IT1092160B (it) | 1985-07-06 |
CA1083595A (en) | 1980-08-12 |
NL7713312A (nl) | 1978-06-06 |
BE861427A (fr) | 1978-06-02 |
US4152350A (en) | 1979-05-01 |
AU3108577A (en) | 1979-06-07 |
AT356902B (de) | 1980-06-10 |
AU508233B2 (en) | 1980-03-13 |
SE7713637L (sv) | 1978-06-04 |
GB1561610A (en) | 1980-02-27 |
DD135197A5 (de) | 1979-04-18 |
ATA860577A (de) | 1979-10-15 |
JPS5371022A (en) | 1978-06-24 |
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