BR8703375A - Processo de preparacao de um poli-isocianato organico com grupamento biureto - Google Patents
Processo de preparacao de um poli-isocianato organico com grupamento biuretoInfo
- 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
Links
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical group NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 title abstract 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
- 125000005442 diisocyanate group Chemical group 0.000 abstract 2
- 229920001228 polyisocyanate Polymers 0.000 abstract 2
- 239000005056 polyisocyanate Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 229920002396 Polyurea Polymers 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
- 239000001569 carbon dioxide Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
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)
- Color Printing (AREA)
- Image Analysis (AREA)
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 (enExample) |
| EP (1) | EP0251952B1 (enExample) |
| JP (1) | JPS6322554A (enExample) |
| KR (1) | KR900008134B1 (enExample) |
| AT (1) | ATE81117T1 (enExample) |
| BR (1) | BR8703375A (enExample) |
| CA (1) | CA1276745C (enExample) |
| DE (1) | DE3781951T2 (enExample) |
| ES (1) | ES2033911T3 (enExample) |
| FR (1) | FR2601007B1 (enExample) |
Families Citing this family (8)
| 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 |
| 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 |
| EP3527600B1 (en) | 2016-10-14 | 2025-07-09 | Asahi Kasei Kabushiki Kaisha | Isocyanate composition and production method for isocyanate polymer |
| JP7680560B2 (ja) | 2021-11-08 | 2025-05-20 | 旭化成株式会社 | カルボニル化合物、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)
| 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 |
-
1986
- 1986-07-04 FR FR8609947A patent/FR2601007B1/fr not_active Expired
-
1987
- 1987-06-08 CA CA000539085A patent/CA1276745C/fr not_active Expired - Lifetime
- 1987-07-01 AT AT87420184T patent/ATE81117T1/de not_active IP Right Cessation
- 1987-07-01 DE DE8787420184T patent/DE3781951T2/de not_active Expired - Fee Related
- 1987-07-01 EP EP87420184A patent/EP0251952B1/fr not_active Expired - Lifetime
- 1987-07-01 ES ES198787420184T patent/ES2033911T3/es not_active Expired - Lifetime
- 1987-07-02 JP JP62164131A patent/JPS6322554A/ja active Granted
- 1987-07-02 BR BR8703375A patent/BR8703375A/pt not_active IP Right Cessation
- 1987-07-04 KR KR1019870007156A patent/KR900008134B1/ko not_active Expired
-
1990
- 1990-04-23 US US07/512,604 patent/US4983762A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4983762A (en) | 1991-01-08 |
| EP0251952B1 (fr) | 1992-09-30 |
| KR900008134B1 (ko) | 1990-10-31 |
| EP0251952A2 (fr) | 1988-01-07 |
| FR2601007A1 (fr) | 1988-01-08 |
| JPS6322554A (ja) | 1988-01-30 |
| JPH0262545B2 (enExample) | 1990-12-26 |
| KR880001582A (ko) | 1988-04-25 |
| DE3781951D1 (de) | 1992-11-05 |
| ATE81117T1 (de) | 1992-10-15 |
| FR2601007B1 (fr) | 1988-11-10 |
| ES2033911T3 (es) | 1993-04-01 |
| CA1276745C (fr) | 1990-11-20 |
| EP0251952A3 (en) | 1988-09-07 |
| DE3781951T2 (de) | 1993-03-11 |
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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 |