ES2001435A6 - Procedimiento para la preparacion de una dispersion acuosa de poliuretano-urea con estabilidad hidrolitica mejorada - Google Patents

Procedimiento para la preparacion de una dispersion acuosa de poliuretano-urea con estabilidad hidrolitica mejorada

Info

Publication number
ES2001435A6
ES2001435A6 ES8602110A ES8602110A ES2001435A6 ES 2001435 A6 ES2001435 A6 ES 2001435A6 ES 8602110 A ES8602110 A ES 8602110A ES 8602110 A ES8602110 A ES 8602110A ES 2001435 A6 ES2001435 A6 ES 2001435A6
Authority
ES
Spain
Prior art keywords
aqueous polyurethane
neutralized
organic bases
urea dispersion
preparation
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
Application number
ES8602110A
Other languages
English (en)
Inventor
Peter H Markusch
J W Rosthauser
Robin E Tirpak
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Corp
Original Assignee
Mobay Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25114543&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2001435(A6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mobay Corp filed Critical Mobay Corp
Publication of ES2001435A6 publication Critical patent/ES2001435A6/es
Expired legal-status Critical Current

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
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5036—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
    • C08G18/5042—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O groups containing ureum groups
    • 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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups

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)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE UNA DISPERSION ACUOSA DE POLIURETANO-UREA, CON ESTABILIDAD HIDROLITICA MEJORADA, MEDIANTE LAS OPERACIONES DE: A)FORMAR UNA DISPERSION ACUOSA DE POLIURETANO-UREA, DISCRECIONALMENTE MEDIANTE LA PROLONGACION DE LAS CADENAS DE UN PREPOIMERO DE TERMINACION EN ISOCIANATO, EN DISPERSION ACUOSA, QUE CONTIENE GRUPO DE ACIDO CARBOXILICO NEUTRALIZADO CON BASES ORGANICAS VOLATILES; B)CONVERTIR LOS GRUPOS DE ACIDO CARBOXILICO, NEUTRALIZADOS, CON UNA BASE ORGANICA, VOLATILES, EN GRUPOS DE CARBOXILATO, NEUTRALIZADOS CON CATIONES, NO VOLATILES, AÑADIENDO SALES DE METAL ALCALINO DE ACIDOS ORGANICOS O INORGANICOS QUE TIENEN UN PKA MAYOR QUE CERO, A LA DISPERSION ACUOSA DE POLIURETANO-UREA DE A), EN CANTIDAD SUFICIENTE PARA DESPLAZAR POR LO MENOS UNA PORCION DE LAS BASES ORGANICAS VOLATILES Y, DISCRECIONALMENTE, C)SEPARAR LAS BASES ORGANICAS VOLATILES MEDIANTE DESTILACION, DISCRECIONALMENTE A PRESION REDUCIDA. LA PRESENTE INVENCION SE REFIERE TAMBIEN A LOS PRODUCTOS OBTENIDOS POR ESTE PROCEDIMIENTO.
ES8602110A 1985-09-23 1986-09-23 Procedimiento para la preparacion de una dispersion acuosa de poliuretano-urea con estabilidad hidrolitica mejorada Expired ES2001435A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/778,836 US4701480A (en) 1985-09-23 1985-09-23 Stable, aqueous dispersions of polyurethane-ureas

Publications (1)

Publication Number Publication Date
ES2001435A6 true ES2001435A6 (es) 1988-05-16

Family

ID=25114543

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8602110A Expired ES2001435A6 (es) 1985-09-23 1986-09-23 Procedimiento para la preparacion de una dispersion acuosa de poliuretano-urea con estabilidad hidrolitica mejorada

Country Status (5)

Country Link
US (1) US4701480A (es)
EP (1) EP0219677B1 (es)
CA (1) CA1300790C (es)
DE (1) DE3689896T2 (es)
ES (1) ES2001435A6 (es)

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Also Published As

Publication number Publication date
EP0219677B1 (en) 1994-06-08
EP0219677A1 (en) 1987-04-29
US4701480A (en) 1987-10-20
CA1300790C (en) 1992-05-12
DE3689896D1 (de) 1994-07-14
DE3689896T2 (de) 1994-09-15

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SA6 Expiration date (snapshot 920101)

Free format text: 2006-09-23