ES554052A0 - Procedimiento para preparar un prepolimero de uretano - Google Patents
Procedimiento para preparar un prepolimero de uretanoInfo
- Publication number
- ES554052A0 ES554052A0 ES554052A ES554052A ES554052A0 ES 554052 A0 ES554052 A0 ES 554052A0 ES 554052 A ES554052 A ES 554052A ES 554052 A ES554052 A ES 554052A ES 554052 A0 ES554052 A0 ES 554052A0
- Authority
- ES
- Spain
- Prior art keywords
- preparing
- polymer
- procedure
- urethane pre
- urethane
- 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.)
- Granted
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
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
-
- 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/724,693 US4604445A (en) | 1985-04-18 | 1985-04-18 | Polyurethane prepolymer comprising the reaction product of at least two active hydrogen containing substances with polyisocyanate |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8708245A1 ES8708245A1 (es) | 1987-10-16 |
ES554052A0 true ES554052A0 (es) | 1987-10-16 |
Family
ID=24911485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES554052A Expired ES8708245A1 (es) | 1985-04-18 | 1986-04-16 | Procedimiento para preparar un prepolimero de uretano |
Country Status (7)
Country | Link |
---|---|
US (1) | US4604445A (es) |
EP (1) | EP0198175A3 (es) |
JP (1) | JPS61243817A (es) |
CA (1) | CA1257444A (es) |
ES (1) | ES8708245A1 (es) |
PT (1) | PT82316B (es) |
ZA (1) | ZA861333B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5248821A (en) * | 1987-07-27 | 1993-09-28 | Texaco Inc. | Process for preparing polyoxyethylene amines with urea linkages |
DE3725198A1 (de) * | 1987-07-30 | 1989-02-09 | Bayer Ag | Verfahren zur herstellung von elastomeren formkoerpern auf basis von harnstoffgruppen aufweisenden polyisocyanat-polyadditionsprodukten |
US4788269A (en) * | 1987-12-04 | 1988-11-29 | W. R. Grace & Co.-Conn. | Polyurethane coatings for bridge deckings and the like |
US4855185A (en) * | 1988-01-07 | 1989-08-08 | W. R. Grace & Co.-Conn. | Polyurethane coatings for bridge deckings and the like |
US4877829A (en) * | 1988-05-19 | 1989-10-31 | W. R. Grace & Co.-Conn. | Liquid coatings for bridge deckings and the like |
US4859735A (en) * | 1988-09-16 | 1989-08-22 | W. R. Grace & Co.-Conn. | Castor oil based polyurethane for bridge deckings and related applications |
US5470935A (en) * | 1992-12-15 | 1995-11-28 | Bayer Corporation | Preparation of cast elastomers using 2-methyl-1,3-propanediol as chain extender |
BR9912161A (pt) * | 1998-06-18 | 2001-09-25 | Mackinac Group Inc | Método para abafamento de ruìdos, vibrações e aspereza de um substrato, e composição para esse fim |
US7011767B2 (en) * | 2003-01-10 | 2006-03-14 | Ppg Industries Ohio, Inc. | Liquid pigment dispersion and curative agents |
CA2990859A1 (en) * | 2015-06-30 | 2017-01-05 | Dow Global Technologies Llc | Coating for capturing sulfides |
CN113103560B (zh) * | 2021-04-14 | 2022-05-13 | 中国科学技术大学 | 一种高强度聚氨酯材料及其制备方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3236815A (en) * | 1962-10-16 | 1966-02-22 | Mobay Chemical Corp | Hydroxyl terminated polyether polyurethane millable gum |
GB1035254A (en) * | 1963-04-05 | 1966-07-06 | John Vaughan Worthington | Improved polyurehtane elastomers and method of making same |
US3391101A (en) * | 1964-08-10 | 1968-07-02 | Jefferson Chem Co Inc | Pipe sealant compositions |
US4110317A (en) * | 1972-03-17 | 1978-08-29 | Olin Corporation | Urethane coating composition and process |
US3933725A (en) * | 1974-09-26 | 1976-01-20 | General Motors Corporation | Preparation of isocyanate terminated prepolymer |
US4145515A (en) * | 1976-12-01 | 1979-03-20 | Congoleum Corporation | Method of forming storage-stable polyurethane prepolymers |
US4485719A (en) * | 1982-04-08 | 1984-12-04 | Westinghouse Electric Corp. | Resilient high modulus polyurethane elastomer |
US4532316A (en) * | 1984-05-29 | 1985-07-30 | W. L. Gore & Assoc., Inc. | Phase separating polyurethane prepolymers and elastomers prepared by reacting a polyol having a molecular weight of 600-3500 and isocyanate and a low molecular weight chain extender in which the ratios of reactants have a limited range |
-
1985
- 1985-04-18 US US06/724,693 patent/US4604445A/en not_active Expired - Fee Related
-
1986
- 1986-02-17 CA CA000502008A patent/CA1257444A/en not_active Expired
- 1986-02-18 EP EP86102083A patent/EP0198175A3/en not_active Withdrawn
- 1986-02-21 ZA ZA861333A patent/ZA861333B/xx unknown
- 1986-04-01 PT PT82316A patent/PT82316B/pt not_active IP Right Cessation
- 1986-04-11 JP JP61082421A patent/JPS61243817A/ja active Pending
- 1986-04-16 ES ES554052A patent/ES8708245A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0198175A3 (en) | 1988-01-27 |
JPS61243817A (ja) | 1986-10-30 |
EP0198175A2 (en) | 1986-10-22 |
PT82316A (en) | 1986-05-01 |
ES8708245A1 (es) | 1987-10-16 |
PT82316B (pt) | 1988-03-03 |
ZA861333B (en) | 1986-10-29 |
CA1257444A (en) | 1989-07-11 |
US4604445A (en) | 1986-08-05 |
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