ES393507A1 - Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion. - Google Patents
Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion.Info
- Publication number
- ES393507A1 ES393507A1 ES393507A ES393507A ES393507A1 ES 393507 A1 ES393507 A1 ES 393507A1 ES 393507 A ES393507 A ES 393507A ES 393507 A ES393507 A ES 393507A ES 393507 A1 ES393507 A1 ES 393507A1
- Authority
- ES
- Spain
- Prior art keywords
- chain extension
- reaction
- extension agent
- added
- molar amount
- 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
- 238000000034 method Methods 0.000 title abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 7
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 abstract 3
- 230000001588 bifunctional effect Effects 0.000 abstract 2
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 abstract 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 229920002635 polyurethane Polymers 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 abstract 1
- 239000002904 solvent 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
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
- C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
- C08G18/0847—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers
- C08G18/0852—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Polyurethanes Or Polyureas (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45064273A JPS4911476B1 (enExample) | 1970-07-24 | 1970-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES393507A1 true ES393507A1 (es) | 1974-07-01 |
Family
ID=13253425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES393507A Expired ES393507A1 (es) | 1970-07-24 | 1971-07-22 | Procedimiento de obtencion de soluciones estables de poliu-retano por reaccion. |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4911476B1 (enExample) |
| BE (1) | BE770025A (enExample) |
| CH (1) | CH544132A (enExample) |
| DE (1) | DE2136695A1 (enExample) |
| ES (1) | ES393507A1 (enExample) |
| FR (1) | FR2119906A1 (enExample) |
| NL (1) | NL7110116A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2409789C3 (de) * | 1974-03-01 | 1981-08-20 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von Polyurethanlösungen sowie deren Anwendung |
| JPS54153371U (enExample) * | 1978-04-18 | 1979-10-25 |
-
1970
- 1970-07-24 JP JP45064273A patent/JPS4911476B1/ja active Pending
-
1971
- 1971-07-15 BE BE770025A patent/BE770025A/xx unknown
- 1971-07-19 CH CH1057171A patent/CH544132A/fr not_active IP Right Cessation
- 1971-07-21 FR FR7126621A patent/FR2119906A1/fr active Granted
- 1971-07-22 ES ES393507A patent/ES393507A1/es not_active Expired
- 1971-07-22 DE DE19712136695 patent/DE2136695A1/de active Pending
- 1971-07-22 NL NL7110116A patent/NL7110116A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2119906A1 (en) | 1972-08-11 |
| BE770025A (fr) | 1971-11-16 |
| JPS4911476B1 (enExample) | 1974-03-16 |
| NL7110116A (enExample) | 1972-01-26 |
| FR2119906B1 (enExample) | 1976-02-13 |
| CH544132A (fr) | 1973-11-15 |
| DE2136695A1 (de) | 1972-02-10 |
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