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BE819320A - Procede de preparation continue de dispersions de polyurethannes - Google Patents

Procede de preparation continue de dispersions de polyurethannes

Info

Publication number
BE819320A
BE819320A BE148009A BE148009A BE819320A BE 819320 A BE819320 A BE 819320A BE 148009 A BE148009 A BE 148009A BE 148009 A BE148009 A BE 148009A BE 819320 A BE819320 A BE 819320A
Authority
BE
Belgium
Prior art keywords
polyurethannes
dispersions
continuous preparation
continuous
preparation
Prior art date
Application number
BE148009A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE819320A publication Critical patent/BE819320A/xx

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
    • C08G18/0838—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
    • C08G18/0861—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers
    • C08G18/0866—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being an aqueous medium
    • 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
    • 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

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)
  • Dispersion Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paints Or Removers (AREA)
BE148009A 1973-09-01 1974-08-29 Procede de preparation continue de dispersions de polyurethannes BE819320A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732344135 DE2344135C2 (de) 1973-09-01 1973-09-01 Verfahren zur kontinuierlichen Herstellung von wäßrigen Polyurethandispersionen

Publications (1)

Publication Number Publication Date
BE819320A true BE819320A (fr) 1975-02-28

Family

ID=5891355

Family Applications (1)

Application Number Title Priority Date Filing Date
BE148009A BE819320A (fr) 1973-09-01 1974-08-29 Procede de preparation continue de dispersions de polyurethannes

Country Status (9)

Country Link
BE (1) BE819320A (xx)
DE (1) DE2344135C2 (xx)
DK (1) DK462274A (xx)
FR (1) FR2242414B1 (xx)
GB (1) GB1428907A (xx)
IE (1) IE39825B1 (xx)
IT (1) IT1019162B (xx)
LU (1) LU70824A1 (xx)
NL (1) NL7411533A (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046729A (en) * 1975-06-02 1977-09-06 Ppg Industries, Inc. Water-reduced urethane coating compositions
AU502343B2 (en) * 1975-06-02 1979-07-19 Ppg Industries, Inc. Aqueous dispersion of a non-gelled polyurethane
DE2708442C2 (de) 1977-02-26 1984-10-25 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von modifizierten wäßrigen Kunststoff-Dispersionen
DE3420997A1 (de) * 1984-06-06 1985-12-12 Bayer Ag, 5090 Leverkusen Verfahren und vorrichtung zur herstellung kurzzeitig stabiler mischungen aus isocyanat und wasser fuer die beleimung von teilchenfoermigem gut, insbesondere von spaenen, fasern oder dergleichen
US4742095A (en) * 1985-07-25 1988-05-03 Mobay Corporation Continuous process for the production of aqueous polyurethane-urea dispersions
DE3603996A1 (de) * 1986-02-08 1987-08-13 Bayer Ag Verfahren zur kontinuierlichen herstellung von waessrigen polyurethandispersionen und ihre verwendung als beschichtungsmittel oder als klebstoff
CA1304869C (en) * 1986-10-21 1992-07-07 Peter H. Markusch Continuous process for the production of aqueous polyurethane-urea dispersions
DE3727252A1 (de) * 1987-08-15 1989-02-23 Bayer Ag Verfahren zur herstellung von waessrigen polyurethandispersionen
US4833177A (en) * 1987-12-03 1989-05-23 Ppg Industries, Inc. Method for preparing stably dispersed nonaqueous microparticle dispersion
US4783502A (en) * 1987-12-03 1988-11-08 Ppg Industries, Inc. Stable nonaqueous polyurethane microparticle dispersion
US5084506A (en) * 1987-12-03 1992-01-28 Ppg Industries, Inc. Stable nonaqueous microparticle dispersions prepared from aminoplast resins
DE3827378A1 (de) 1988-08-12 1990-02-22 Henkel Kgaa Haushaltsalleskleber auf polyurethanbasis
US5037864A (en) * 1989-07-11 1991-08-06 The Dow Chemical Company Semi-continuous process for the preparation of polyurethane-urea aqueous dispersions
DE19510651A1 (de) * 1994-06-03 1995-12-07 Bayer Ag Wäßrige 2-Komponenten-Polyurethanlack-Emulsionen und Verfahren zu deren Herstellung
EP0685544B1 (de) * 1994-06-03 1999-08-18 Bayer Ag Wässrige 2-Komponenten-Polyurethanlack-Emulsionen und Verfahren zu deren Herstellung
EP3320005B1 (en) * 2015-07-10 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Process and apparatus for continuous production of aqueous polyurethane dispersions

Also Published As

Publication number Publication date
IE39825L (en) 1975-03-01
IE39825B1 (en) 1979-01-03
DK462274A (xx) 1975-04-28
DE2344135A1 (de) 1975-03-13
FR2242414B1 (xx) 1978-06-09
NL7411533A (nl) 1975-03-04
IT1019162B (it) 1977-11-10
FR2242414A1 (xx) 1975-03-28
GB1428907A (en) 1976-03-24
DE2344135C2 (de) 1983-11-17
LU70824A1 (xx) 1975-06-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19870831