IT1053825B - Procedimento per la preparazione di polimeri uretanici - Google Patents
Procedimento per la preparazione di polimeri uretaniciInfo
- Publication number
- IT1053825B IT1053825B IT7647990A IT4799076A IT1053825B IT 1053825 B IT1053825 B IT 1053825B IT 7647990 A IT7647990 A IT 7647990A IT 4799076 A IT4799076 A IT 4799076A IT 1053825 B IT1053825 B IT 1053825B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- preparation
- urethane polymers
- urethane
- polymers
- Prior art date
Links
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 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
- C08G18/28—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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
-
- 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 |
|---|---|---|---|
| GB5603/75A GB1535783A (en) | 1975-02-10 | 1975-02-10 | Preparation of urethane polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1053825B true IT1053825B (it) | 1981-10-10 |
Family
ID=9799199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7647990A IT1053825B (it) | 1975-02-10 | 1976-02-06 | Procedimento per la preparazione di polimeri uretanici |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4086214A (it) |
| AT (1) | AT352395B (it) |
| AU (1) | AU508543B2 (it) |
| DE (1) | DE2604992A1 (it) |
| ES (1) | ES445011A1 (it) |
| GB (1) | GB1535783A (it) |
| IT (1) | IT1053825B (it) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4551518A (en) * | 1983-07-21 | 1985-11-05 | Kuraray Co., Ltd. | Process for production of polyurethane |
| US6022939A (en) * | 1994-12-23 | 2000-02-08 | Bayer Aktiengesellschaft | Thermoplastic polyurethanes with improved melt flow |
| DE19632925A1 (de) | 1996-08-16 | 1998-02-19 | Bayer Ag | Reaktionsfähige Massen mit hoher Topfzeit |
| CN101039976B (zh) * | 2004-10-21 | 2010-06-23 | 陶氏环球技术公司 | 具有高透明性的聚氨酯弹性体 |
| US20060088720A1 (en) * | 2004-10-22 | 2006-04-27 | Niederst Ken W | Coated packaging materials |
| JP4811869B2 (ja) * | 2005-12-08 | 2011-11-09 | シンジーテック株式会社 | 鳴き防止ロール |
| AU2006342404A1 (en) * | 2006-04-24 | 2007-11-01 | Carnegie Mellon University | Biodegradable polyurethanes |
| US20090110894A1 (en) * | 2007-10-26 | 2009-04-30 | Nybakken George H | Polyurethane elastomer articles from low free diphenylmethane diisocyanate prepolymers |
| JP4771561B2 (ja) * | 2009-10-28 | 2011-09-14 | 日清紡テキスタイル株式会社 | 芯鞘型コンジュゲート糸、編地、衣類製品、および芯鞘型コンジュゲート糸の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3666835A (en) * | 1970-04-16 | 1972-05-30 | Sun Chemical Corp | Polyurethane systems |
| US3775354A (en) * | 1972-02-29 | 1973-11-27 | Inter Polymer Res Corp | Polyurethane elastomers based on poly(epsilon-caprolactone)polyols |
-
1975
- 1975-02-10 GB GB5603/75A patent/GB1535783A/en not_active Expired
-
1976
- 1976-01-19 US US05/650,160 patent/US4086214A/en not_active Expired - Lifetime
- 1976-02-06 IT IT7647990A patent/IT1053825B/it active
- 1976-02-09 ES ES445011A patent/ES445011A1/es not_active Expired
- 1976-02-09 DE DE2604992A patent/DE2604992A1/de active Pending
- 1976-02-10 AT AT89576A patent/AT352395B/de not_active IP Right Cessation
- 1976-02-10 AU AU10992/76A patent/AU508543B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA89576A (de) | 1979-02-15 |
| GB1535783A (en) | 1978-12-13 |
| US4086214A (en) | 1978-04-25 |
| AU508543B2 (en) | 1980-03-27 |
| AU1099276A (en) | 1977-08-18 |
| ES445011A1 (es) | 1977-05-01 |
| DE2604992A1 (de) | 1976-08-19 |
| AT352395B (de) | 1979-09-10 |
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