BE783726A - Procede de preparation de polymeres d'urethane par polymerisation dans une solvante reactive avec les isocyanates - Google Patents
Procede de preparation de polymeres d'urethane par polymerisation dans une solvante reactive avec les isocyanatesInfo
- Publication number
- BE783726A BE783726A BE783726A BE783726A BE783726A BE 783726 A BE783726 A BE 783726A BE 783726 A BE783726 A BE 783726A BE 783726 A BE783726 A BE 783726A BE 783726 A BE783726 A BE 783726A
- Authority
- BE
- Belgium
- Prior art keywords
- isocyanates
- polymerization
- urethane polymers
- preparing urethane
- solvent reactive
- Prior art date
Links
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 title 1
- 239000012948 isocyanate Substances 0.000 title 1
- 150000002513 isocyanates Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
- 239000002904 solvent Substances 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
- C08G18/08—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14587971A | 1971-05-21 | 1971-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE783726A true BE783726A (fr) | 1972-11-20 |
Family
ID=22514950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE783726A BE783726A (fr) | 1971-05-21 | 1972-05-19 | Procede de preparation de polymeres d'urethane par polymerisation dans une solvante reactive avec les isocyanates |
Country Status (6)
Country | Link |
---|---|
US (1) | US3719621A (fr) |
BE (1) | BE783726A (fr) |
DE (1) | DE2224531A1 (fr) |
FR (1) | FR2138813A1 (fr) |
IT (1) | IT961301B (fr) |
NL (1) | NL7206684A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2221756C3 (de) * | 1972-05-04 | 1980-06-26 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von lösungsmittelbeständigen, lichtechten, knick- und reibfesten Polyurethanüberzügen auf textlien Substraten, Leder oder Kunstleder oder von Folien |
NL7401014A (nl) * | 1974-01-25 | 1975-07-29 | Stamicarbon | Werkwijze voor het bereiden van een lijm op basis van een thermoplastisch elastomeer blok- copolymeer. |
DE2550796C3 (de) * | 1975-11-12 | 1987-04-16 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von stabilen Dispersionen |
US4456915A (en) * | 1981-06-22 | 1984-06-26 | International Business Machines Corporation | Print head for high resolution electrothermal printing apparatus |
US4590254A (en) * | 1985-04-29 | 1986-05-20 | Ppg Industries, Inc. | Non-aqueous poly(urethane-urea) |
US5512338A (en) * | 1991-12-23 | 1996-04-30 | Mobil Oil Corp. | Oxygen, flavor/odor, grease/oil and moisture barrier film structures |
AU677171B2 (en) * | 1991-12-23 | 1997-04-17 | Mobil Oil Corporation | Low oxygen transmissive film |
US5604042A (en) * | 1991-12-23 | 1997-02-18 | Mobil Oil Corporation | Cellulose material containing barrier film structures |
US5487940A (en) * | 1991-12-23 | 1996-01-30 | Mobil Oil Corp. | Oxygen and moisture barrier metallized film structure |
US5496649A (en) * | 1994-07-21 | 1996-03-05 | Mobil Oil Corp. | Cross-linked PVOH coatings having enhanced barrier characteristics |
US6444750B1 (en) | 1995-03-06 | 2002-09-03 | Exxonmobil Oil Corp. | PVOH-based coating solutions |
US5776618A (en) * | 1996-07-25 | 1998-07-07 | Mobil Oil Corporation | Barrier film structures |
-
1971
- 1971-05-21 US US00145879A patent/US3719621A/en not_active Expired - Lifetime
-
1972
- 1972-05-17 NL NL7206684A patent/NL7206684A/xx unknown
- 1972-05-19 BE BE783726A patent/BE783726A/fr unknown
- 1972-05-19 DE DE19722224531 patent/DE2224531A1/de active Pending
- 1972-05-19 FR FR7218096A patent/FR2138813A1/fr not_active Withdrawn
- 1972-05-19 IT IT50372/72A patent/IT961301B/it active
Also Published As
Publication number | Publication date |
---|---|
FR2138813A1 (fr) | 1973-01-05 |
DE2224531A1 (de) | 1972-12-14 |
US3719621A (en) | 1973-03-06 |
NL7206684A (fr) | 1972-11-23 |
IT961301B (it) | 1973-12-10 |
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