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 bloccati

Info

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
Application number
IT2917976A
Other languages
English (en)
Original Assignee
Hoechst Sara Spa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoechst Sara Spa filed Critical Hoechst Sara Spa
Priority to IT2917976A priority Critical patent/IT1068004B/it
Priority to DE19772708611 priority patent/DE2708611A1/de
Application granted granted Critical
Publication of IT1068004B publication Critical patent/IT1068004B/it

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)
IT2917976A 1976-11-09 1976-11-09 Processo per la fabbricazione di prepolimeri poliuretanici carbossilati contenenti gruppi isocianici bloccati IT1068004B (it)

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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE2708611A1 (de) 1978-05-11

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