IT1008395B - Procedimento ed impianto per pro durre poliuretani finemente disper si - Google Patents

Procedimento ed impianto per pro durre poliuretani finemente disper si

Info

Publication number
IT1008395B
IT1008395B IT4914174A IT4914174A IT1008395B IT 1008395 B IT1008395 B IT 1008395B IT 4914174 A IT4914174 A IT 4914174A IT 4914174 A IT4914174 A IT 4914174A IT 1008395 B IT1008395 B IT 1008395B
Authority
IT
Italy
Prior art keywords
durre
polyurethanes
pro
yes
plant
Prior art date
Application number
IT4914174A
Other languages
English (en)
Original Assignee
Bayer Ag
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 by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1008395B publication Critical patent/IT1008395B/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
    • C08G18/08—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)
IT4914174A 1973-03-09 1974-03-07 Procedimento ed impianto per pro durre poliuretani finemente disper si IT1008395B (it)

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
IT1008395B true IT1008395B (it) 1976-11-10

Family

ID=5874209

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4914174A IT1008395B (it) 1973-03-09 1974-03-07 Procedimento ed impianto per pro durre poliuretani finemente disper si

Country Status (13)

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

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 (en) * 1986-10-21 1992-07-07 Peter H. Markusch Continuous process for the production of aqueous polyurethane-urea dispersions
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
US5084506A (en) * 1987-12-03 1992-01-28 Ppg Industries, Inc. Stable nonaqueous microparticle dispersions prepared from aminoplast resins
US4783502A (en) * 1987-12-03 1988-11-08 Ppg Industries, Inc. Stable nonaqueous polyurethane microparticle dispersion
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
JP4128631B2 (ja) 1997-03-17 2008-07-30 ダウ グローバル テクノロジーズ インコーポレイティド ポリウレタンラテックス、その製造方法及びそれより製造されるポリマー
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 (en) * 2015-07-10 2022-09-07 Covestro Intellectual Property GmbH & Co. KG Process and apparatus for continuous production of aqueous polyurethane dispersions
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
AU477178B2 (en) 1976-10-14
FR2220556A1 (it) 1974-10-04
DE2311635B2 (de) 1976-11-11
SU523643A3 (ru) 1976-07-30
AU6641574A (en) 1975-09-11
JPS5622459B2 (it) 1981-05-25
FR2220556B1 (it) 1980-12-12
NL7403183A (it) 1974-09-11
BR7401787D0 (pt) 1974-11-05
GB1432112A (en) 1976-04-14
ATA188174A (de) 1975-12-15
LU69583A1 (it) 1974-10-09
DD115140A5 (it) 1975-09-12
AT332125B (de) 1976-09-10
JPS49120994A (it) 1974-11-19
ES424090A1 (es) 1976-05-16
DE2311635A1 (de) 1974-09-12
BE811971A (fr) 1974-09-09

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