BE745851A - Procede de preparation de solutions de polyurethane - Google Patents
Procede de preparation de solutions de polyurethaneInfo
- Publication number
- BE745851A BE745851A BE745851DA BE745851A BE 745851 A BE745851 A BE 745851A BE 745851D A BE745851D A BE 745851DA BE 745851 A BE745851 A BE 745851A
- Authority
- BE
- Belgium
- Prior art keywords
- preparing polyurethane
- polyurethane solutions
- solutions
- preparing
- polyurethane
- Prior art date
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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction 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 |
---|---|---|---|
JP44010037A JPS4829558B1 (fr) | 1969-02-13 | 1969-02-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE745851A true BE745851A (fr) | 1970-08-12 |
Family
ID=11739177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE745851D BE745851A (fr) | 1969-02-13 | 1970-02-12 | Procede de preparation de solutions de polyurethane |
Country Status (7)
Country | Link |
---|---|
US (1) | US3666708A (fr) |
JP (1) | JPS4829558B1 (fr) |
BE (1) | BE745851A (fr) |
DE (1) | DE2006706C3 (fr) |
FR (1) | FR2035304A5 (fr) |
GB (1) | GB1255574A (fr) |
NL (1) | NL147159B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5411838B2 (fr) * | 1971-12-22 | 1979-05-17 | ||
DE2409789C3 (de) * | 1974-03-01 | 1981-08-20 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von Polyurethanlösungen sowie deren Anwendung |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2929803A (en) * | 1955-01-31 | 1960-03-22 | Du Pont | Elastic copolyureas from secondary diamines and process for making the same |
DE1123467B (de) * | 1960-08-12 | 1962-02-08 | Bayer Ag | Verfahren zur Herstellung von Urethan- und Semicarbazid-Gruppierungen aufweisenden, aus der Loesung verformbaren, hochelastischen Polymeren |
US3509102A (en) * | 1963-06-24 | 1970-04-28 | Union Carbide Corp | Elastic fibers prepared from epsilon-caprolactone-based diol,an organic diisocyanate,and a diamine |
DE1235499B (de) * | 1964-01-15 | 1967-03-02 | Bayer Ag | Herstellen von Faeden oder Fasern aus Polyurethanen |
GB1040365A (en) * | 1964-02-20 | 1966-08-24 | British Nylon Spinners Ltd | Improvements in or relating to the manufacture of synthetic polyurethane elastomers |
DE1495830B2 (de) * | 1964-08-19 | 1977-01-27 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von loesungen von polyurethanelastomeren |
DE1229288B (de) * | 1964-12-08 | 1966-11-24 | Bayer Ag | Verfahren zur Herstellung von Polyurethan-elastomeren aus der Loesung |
US3446771A (en) * | 1966-03-08 | 1969-05-27 | Kuraray Co | Process for the production of polyurethane elastomer |
US3503933A (en) * | 1966-08-16 | 1970-03-31 | American Cyanamid Co | Low melting polyurethane urea and method for manufacture |
US3428611A (en) * | 1967-02-23 | 1969-02-18 | Union Carbide Corp | Viscosity control of spandex solutions |
-
1969
- 1969-02-13 JP JP44010037A patent/JPS4829558B1/ja active Pending
-
1970
- 1970-02-11 FR FR7004793A patent/FR2035304A5/fr not_active Expired
- 1970-02-12 NL NL707002016A patent/NL147159B/xx not_active IP Right Cessation
- 1970-02-12 BE BE745851D patent/BE745851A/fr not_active IP Right Cessation
- 1970-02-13 US US11073A patent/US3666708A/en not_active Expired - Lifetime
- 1970-02-13 DE DE2006706A patent/DE2006706C3/de not_active Expired
- 1970-02-13 GB GB6957/70A patent/GB1255574A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3666708A (en) | 1972-05-30 |
FR2035304A5 (fr) | 1970-12-18 |
JPS4829558B1 (fr) | 1973-09-11 |
GB1255574A (en) | 1971-12-01 |
DE2006706B2 (de) | 1979-03-29 |
NL147159B (nl) | 1975-09-15 |
NL7002016A (fr) | 1970-08-17 |
DE2006706C3 (de) | 1979-11-22 |
DE2006706A1 (de) | 1970-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ASAHI KASEI KOGYO K.K. Effective date: 19880228 |