BE811971A - Procede continu pour preparer des polyurethane-urees a l'etat disperse - Google Patents

Procede continu pour preparer des polyurethane-urees a l'etat disperse

Info

Publication number
BE811971A
BE811971A BE141723A BE141723A BE811971A BE 811971 A BE811971 A BE 811971A BE 141723 A BE141723 A BE 141723A BE 141723 A BE141723 A BE 141723A BE 811971 A BE811971 A BE 811971A
Authority
BE
Belgium
Prior art keywords
urees
continuous process
preparing polyurethane
disperse state
disperse
Prior art date
Application number
BE141723A
Other languages
English (en)
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
Priority claimed from DE19732311635 external-priority patent/DE2311635C3/de
Application filed filed Critical
Publication of BE811971A publication Critical patent/BE811971A/fr

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
    • C08G18/10—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)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
BE141723A 1973-03-09 1974-03-07 Procede continu pour preparer des polyurethane-urees a l'etat disperse BE811971A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732311635 DE2311635C3 (de) 1973-03-09 Verfahren zur kontinuierlichen Herstellung von dispersen Polyurethanharnstoffen

Publications (1)

Publication Number Publication Date
BE811971A true BE811971A (fr) 1974-09-09

Family

ID=5874209

Family Applications (1)

Application Number Title Priority Date Filing Date
BE141723A BE811971A (fr) 1973-03-09 1974-03-07 Procede continu pour preparer des polyurethane-urees a l'etat disperse

Country Status (13)

Country Link
JP (1) JPS5622459B2 (fr)
AT (1) AT332125B (fr)
AU (1) AU477178B2 (fr)
BE (1) BE811971A (fr)
BR (1) BR7401787D0 (fr)
DD (1) DD115140A5 (fr)
ES (1) ES424090A1 (fr)
FR (1) FR2220556B1 (fr)
GB (1) GB1432112A (fr)
IT (1) IT1008395B (fr)
LU (1) LU69583A1 (fr)
NL (1) NL7403183A (fr)
SU (1) SU523643A3 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3438527A1 (de) * 1984-10-20 1986-04-24 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von harnstoffgruppen enthaltenden polyisocyanaten
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 (fr) * 1986-10-21 1992-07-07 Peter H. Markusch Procede continu de production de dispersions aqueuses de polyurethane-uree
BR8807617A (pt) * 1987-07-14 1990-06-12 Dow Chemical Co Pre-polimeros de poliisocianato preparados a partir de materiais precursores poliaromaticos rigidos e poliuretanos preparados a partir dos mesmos
DE3727252A1 (de) * 1987-08-15 1989-02-23 Bayer Ag Verfahren zur herstellung von waessrigen polyurethandispersionen
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
US4833177A (en) * 1987-12-03 1989-05-23 Ppg Industries, Inc. Method for preparing stably dispersed nonaqueous microparticle dispersion
JPH0397712A (ja) * 1989-09-08 1991-04-23 Dai Ichi Kogyo Seiyaku Co Ltd 真球状高分子粉粒体の製造方法
WO1998041554A1 (fr) 1997-03-17 1998-09-24 The Dow Chemical Company Latex de polyurethane, procedes de preparation et polymeres obtenus a partir desdits latex
US6087440A (en) * 1999-02-16 2000-07-11 The Dow Chemical Company Continuous process for preparing a polyurethane latex
NO20001904L (no) 1999-04-14 2000-10-16 Dow Chemical Co Polyuretanfilmer fremstilt ved elektrolytisk utfelling fra polyuretandispersjoner
NO20001903L (no) 1999-04-14 2000-10-16 Dow Chemical Co Polyuretan-filmer fremstilt fra polyuretan-dispersjoner
US7253228B2 (en) 2002-03-28 2007-08-07 Dainippon Ink And Chemicals, Inc. Method for producing polyurethane emulsion
US20070100112A1 (en) * 2005-10-27 2007-05-03 Bayer Materialscience Llc Polyurethane-urea elastomers
EP3320005B1 (fr) 2015-07-10 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Procede et dispositif destines a la fabrication continue de dispersions de polyurethane aqueuses
NL2020093B1 (en) * 2017-12-15 2019-06-25 Stahl Int B V Process for producing aqueous polyurethane dispersions in a continuous manner; apparatus suitable for performing such a process; and products obtained by said process
NL2023089B1 (en) 2019-05-08 2019-10-04 Stahl Int B V Process for producing aqueous polyurethane dispersions in a continuous manner; apparatus suitable for performing such a process; and products obtained by said process
CN110606929A (zh) * 2019-09-18 2019-12-24 牡丹江师范学院 一种方便贮存运输的环氧改性水性聚氨酯乳液、制备方法及贮存方法

Also Published As

Publication number Publication date
DE2311635B2 (de) 1976-11-11
AT332125B (de) 1976-09-10
BR7401787D0 (pt) 1974-11-05
AU6641574A (en) 1975-09-11
LU69583A1 (fr) 1974-10-09
DE2311635A1 (de) 1974-09-12
GB1432112A (en) 1976-04-14
IT1008395B (it) 1976-11-10
JPS5622459B2 (fr) 1981-05-25
ES424090A1 (es) 1976-05-16
FR2220556B1 (fr) 1980-12-12
SU523643A3 (ru) 1976-07-30
FR2220556A1 (fr) 1974-10-04
NL7403183A (fr) 1974-09-11
JPS49120994A (fr) 1974-11-19
DD115140A5 (fr) 1975-09-12
ATA188174A (de) 1975-12-15
AU477178B2 (en) 1976-10-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19870331