IT1068004B - Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati - Google Patents
Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccatiInfo
- Publication number
- IT1068004B IT1068004B IT2917976A IT2917976A IT1068004B IT 1068004 B IT1068004 B IT 1068004B IT 2917976 A IT2917976 A IT 2917976A IT 2917976 A IT2917976 A IT 2917976A IT 1068004 B IT1068004 B IT 1068004B
- Authority
- IT
- Italy
- Prior art keywords
- carbossilated
- manufacture
- polyurethane prepolymers
- prepolymers containing
- containing blocked
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/80—Masked polyisocyanates
- C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
- C08G18/8048—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/34
-
- 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
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/80—Masked polyisocyanates
- C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
-
- 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
- C08G2150/00—Compositions for coatings
- C08G2150/20—Compositions for powder coatings
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)
- Paints Or Removers (AREA)
- Polyurethanes Or Polyureas (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2917976A IT1068004B (it) | 1976-11-09 | 1976-11-09 | Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati |
DE19772708611 DE2708611A1 (de) | 1976-11-09 | 1977-02-28 | Verfahren zur herstellung von carboxylgruppenhaltigen polyurethan- praepolymeren mit verkappten isocyanatgruppen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2917976A IT1068004B (it) | 1976-11-09 | 1976-11-09 | Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1068004B true IT1068004B (it) | 1985-03-21 |
Family
ID=11226497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2917976A IT1068004B (it) | 1976-11-09 | 1976-11-09 | Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2708611A1 (it) |
IT (1) | IT1068004B (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2853937A1 (de) * | 1978-12-14 | 1980-07-03 | Bayer Ag | Verfahren zur herstellung von wasserdispergierbaren oder -loeslichen blockierten polyisocyanaten, die nach dem verfahren erhaeltlichen blockierten polyisocyanate, sowie diese blockierte polyisocyanate als isocyanatkomponente enthaltende lackbindemittel |
US4387181A (en) * | 1980-04-09 | 1983-06-07 | Textron, Inc. | Polymer compositions and manufacture |
IT1169010B (it) * | 1981-01-08 | 1987-05-20 | Hoechst Ag | Leganti polimerici, solidi, per vernici termoindurenti in polvere a base di prepolimeri poliuretanici carbossilati con gruppi isocianici bloccati e vernici contenenti detti leganti |
DE3137748A1 (de) * | 1981-09-23 | 1983-03-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von hitzeaktivierbare vernetzer enthaltenden waessrigen dispersionen oder loesungen von polyurethan-polyharnstoffen, die nach dem verfahren erhaeltlichen dispersionen oder loesungen, sowie ihre verwendung zur herstellung von ueberzuegen |
DE3232463A1 (de) * | 1982-09-01 | 1984-03-01 | Bayer Ag, 5090 Leverkusen | Verwendung blockierter polyisocyanate als haerter fuer hydroxylgruppen-haltige bindemittel |
US4522851A (en) * | 1982-09-30 | 1985-06-11 | Mobay Chemical Corporation | Process for coating aqueous dispersion of epoxy resin and blocked polyisocyanate containing chemically incorporated anionic hydrophilic groups |
DE3345448A1 (de) * | 1983-12-15 | 1985-06-27 | Bayer Ag, 5090 Leverkusen | Waessrige polyurethan-einbrennlacke und ihre verwendung zur herstellung von lackfilmen und beschichtungen |
DE4213527A1 (de) * | 1992-04-24 | 1993-10-28 | Bayer Ag | Wäßrige Überzugsmittel für elastische Einbrennlackierungen |
DE4221924A1 (de) * | 1992-07-03 | 1994-01-13 | Bayer Ag | In Wasser lösliche oder dispergierbare Polyisocyanatgemische und ihre Verwendung in Einbrennlacken |
DE4419216C1 (de) * | 1994-06-01 | 1995-08-31 | Bollig & Kemper | Wäßrige Überzugsmittel und deren Verwendung |
DE4430399C1 (de) * | 1994-08-26 | 1996-02-22 | Inventa Ag | Epoxidfreies, wärmehärtbares Beschichtungssystem |
FR2766831B1 (fr) * | 1997-07-30 | 1999-09-10 | Rhodia Chimie Sa | Composition d'isocyanate(s) masque(s) mixte(s) et son utilisation en peinture poudre |
DE10047762A1 (de) * | 2000-09-27 | 2002-04-11 | Degussa | Pulverförmige, wasserdispergierbare blockierte Polyisocyanataddukte, ein Verfahren zur Herstellung und ihre Verwendung |
US20060122357A1 (en) * | 2004-12-08 | 2006-06-08 | Thomas Faecke | Continuous method for manufacturing an acid functional blocked solid isocyanate |
CN102816294B (zh) * | 2012-08-17 | 2014-06-18 | 浙江传化股份有限公司 | 一种水溶性封闭异氰酸酯交联剂的制备方法 |
-
1976
- 1976-11-09 IT IT2917976A patent/IT1068004B/it active
-
1977
- 1977-02-28 DE DE19772708611 patent/DE2708611A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2708611A1 (de) | 1978-05-11 |
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