ES459327A1 - Procedimiento para la obtencion de poliisocianatos modifica-dos de la serie difenilmetano. - Google Patents
Procedimiento para la obtencion de poliisocianatos modifica-dos de la serie difenilmetano.Info
- Publication number
- ES459327A1 ES459327A1 ES459327A ES459327A ES459327A1 ES 459327 A1 ES459327 A1 ES 459327A1 ES 459327 A ES459327 A ES 459327A ES 459327 A ES459327 A ES 459327A ES 459327 A1 ES459327 A1 ES 459327A1
- Authority
- ES
- Spain
- Prior art keywords
- preparation
- polyisocyanate mixtures
- translation
- procedure
- machine
- 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
- 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
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
- C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
- C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols
- C08G18/8019—Masked aromatic polyisocyanates
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19762624526 DE2624526B2 (de) | 1976-06-01 | 1976-06-01 | Verfahren zur Herstellung von modifizierten Polyisocyanaten der Diphenylmethanreihe |
Publications (1)
Publication Number | Publication Date |
---|---|
ES459327A1 true ES459327A1 (es) | 1978-03-16 |
Family
ID=5979512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES459327A Expired ES459327A1 (es) | 1976-06-01 | 1977-05-31 | Procedimiento para la obtencion de poliisocianatos modifica-dos de la serie difenilmetano. |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE855272A (hu) |
DE (1) | DE2624526B2 (hu) |
ES (1) | ES459327A1 (hu) |
FR (1) | FR2353581A1 (hu) |
GB (1) | GB1550325A (hu) |
IT (1) | IT1079697B (hu) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2815579A1 (de) * | 1978-04-11 | 1979-10-25 | Basf Ag | Verfahren zur herstellung von polyurethan-weichschaumstoffen |
GB1596469A (en) * | 1978-04-11 | 1981-08-26 | Ici Ltd | Liquid isocyanate compositions based on diphenylmethane diisocyanate |
DE3241450A1 (de) * | 1982-11-10 | 1984-05-10 | Basf Ag, 6700 Ludwigshafen | Fluessige urethangruppen enthaltende polyisocyanatmischungen auf diphenylmethan-diisocyanat-basis, verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethan-weichschaumstoffen |
DE3818769A1 (de) * | 1988-06-02 | 1989-12-07 | Bayer Ag | Fluessige polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethan-weichschaumstoffen |
US5043472A (en) * | 1989-12-21 | 1991-08-27 | Mobay Corporation | Storage stable solid isocyanate compositions, preparation, and method of use thereof |
US5128434A (en) * | 1990-11-27 | 1992-07-07 | Bausch & Lomb Incorporated | Control of hard segment size in polyurethane formation |
DE4203918A1 (de) * | 1992-02-11 | 1993-08-12 | Basf Ag | Verfahren zur herstellung von fluorchlorkohlenwasserstoff-freien polyurethan-weichschaumstoffen unter verwendung von urethangruppen enthaltenden polyisocyanatmischungen auf diphenylmethan-diisocyanatbasis sowie derartige modifizierte polyisocyanatmischungen |
DE4205934A1 (de) * | 1992-02-27 | 1993-09-02 | Basf Ag | Verfahren zur herstellung von fluorchlorkohlenwasserstoff freien, niedrigdichten polyurethan-weichschaumstoffen und weichelastischen polyurethan-formschaumstoffen sowie hierfuer verwendbare, mit urethangruppen modifizierte polyisocyanatmischungen auf diphenylmethan-diisocyanatbasis |
DE4411781A1 (de) * | 1994-04-06 | 1995-10-12 | Basf Ag | Verfahren zur Herstellung von Fluorchlorkohlenwasserstoff freien hochelastischen Polyurethan-Weichschaumstoffen und hierfür verwendbare, mit Urethangruppen modifizierte Polyisocyanatmischungen auf Diphenylmethan-diisocyanatbasis |
JP5311267B2 (ja) * | 2007-04-12 | 2013-10-09 | 日本ポリウレタン工業株式会社 | シクロペンタン発泡用硬質ポリウレタンフォーム用ポリイソシアネート組成物及びこれを用いた硬質ポリウレタンフォームの製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3012008A (en) * | 1957-03-29 | 1961-12-05 | Ici Ltd | Polyisocyanate compositions |
GB1450660A (en) * | 1974-04-03 | 1976-09-22 | Ici Ltd | Polyisocyanates |
GB1444192A (en) * | 1974-04-03 | 1976-07-28 | Ici Ltd | Polyisocyanate compositions |
-
1976
- 1976-06-01 DE DE19762624526 patent/DE2624526B2/de not_active Ceased
-
1977
- 1977-05-30 IT IT4961577A patent/IT1079697B/it active
- 1977-05-31 ES ES459327A patent/ES459327A1/es not_active Expired
- 1977-06-01 BE BE178091A patent/BE855272A/xx not_active IP Right Cessation
- 1977-06-01 GB GB2310277A patent/GB1550325A/en not_active Expired
- 1977-06-01 FR FR7716729A patent/FR2353581A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1550325A (en) | 1979-08-08 |
DE2624526B2 (de) | 1981-06-25 |
FR2353581B1 (hu) | 1984-06-22 |
DE2624526A1 (de) | 1977-12-22 |
BE855272A (fr) | 1977-12-01 |
IT1079697B (it) | 1985-05-13 |
FR2353581A1 (fr) | 1977-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990601 |