GB1414930A - Process for the continuous preparation of aqueous solid dispersions - Google Patents

Process for the continuous preparation of aqueous solid dispersions

Info

Publication number
GB1414930A
GB1414930A GB5775073A GB5775073A GB1414930A GB 1414930 A GB1414930 A GB 1414930A GB 5775073 A GB5775073 A GB 5775073A GB 5775073 A GB5775073 A GB 5775073A GB 1414930 A GB1414930 A GB 1414930A
Authority
GB
United Kingdom
Prior art keywords
fed
water
dispersion
stirrer
chain
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
GB5775073A
Other languages
English (en)
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 AG
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
Application filed by Bayer AG filed Critical Bayer AG
Publication of GB1414930A publication Critical patent/GB1414930A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/07—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from polymer solutions
    • 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
    • C08G18/08—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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (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)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
GB5775073A 1972-12-13 1973-12-13 Process for the continuous preparation of aqueous solid dispersions Expired GB1414930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722260870 DE2260870A1 (de) 1972-12-13 1972-12-13 Verfahren zum kontinuierlichen herstellen von waessrigen feststoff-dispersionen

Publications (1)

Publication Number Publication Date
GB1414930A true GB1414930A (en) 1975-11-19

Family

ID=5864248

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5775073A Expired GB1414930A (en) 1972-12-13 1973-12-13 Process for the continuous preparation of aqueous solid dispersions

Country Status (7)

Country Link
JP (1) JPS4989790A (de)
BE (1) BE808553A (de)
DE (1) DE2260870A1 (de)
FR (1) FR2210644B3 (de)
GB (1) GB1414930A (de)
LU (1) LU68979A1 (de)
NL (1) NL7316880A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742095A (en) * 1985-07-25 1988-05-03 Mobay Corporation Continuous process for the production of aqueous polyurethane-urea dispersions
US4857565A (en) * 1986-02-08 1989-08-15 Bayer Aktiengesellschaft Process for the continuous production of aqueous polyurethane dispersions and their use as a coating composition or as an adhesive
US4921842A (en) * 1987-08-15 1990-05-01 Bayer Aktiengessellschaft Process for the production of aqueous polyurethane dispersions
EP0384165A2 (de) * 1989-02-18 1990-08-29 BASF Aktiengesellschaft Kontinuierliches Verfahren zur Herstellung wässriger nicht selbstemulgierender Polymerdispersionen

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3827378A1 (de) 1988-08-12 1990-02-22 Henkel Kgaa Haushaltsalleskleber auf polyurethanbasis
WO2008020676A1 (en) * 2006-08-18 2008-02-21 Hyun Ju Park Punching apparatus for binder
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
WO2022096541A1 (de) * 2020-11-09 2022-05-12 Covestro Deutschland Ag Steuerung der teilchengrösse von polyurethandispersionen durch temperaturerhöhung

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4742095A (en) * 1985-07-25 1988-05-03 Mobay Corporation Continuous process for the production of aqueous polyurethane-urea dispersions
US4857565A (en) * 1986-02-08 1989-08-15 Bayer Aktiengesellschaft Process for the continuous production of aqueous polyurethane dispersions and their use as a coating composition or as an adhesive
US4921842A (en) * 1987-08-15 1990-05-01 Bayer Aktiengessellschaft Process for the production of aqueous polyurethane dispersions
EP0384165A2 (de) * 1989-02-18 1990-08-29 BASF Aktiengesellschaft Kontinuierliches Verfahren zur Herstellung wässriger nicht selbstemulgierender Polymerdispersionen
EP0384165A3 (de) * 1989-02-18 1991-06-26 BASF Aktiengesellschaft Kontinuierliches Verfahren zur Herstellung wässriger nicht selbstemulgierender Polymerdispersionen

Also Published As

Publication number Publication date
BE808553A (fr) 1974-06-12
JPS4989790A (de) 1974-08-27
NL7316880A (de) 1974-06-17
DE2260870A1 (de) 1974-06-27
FR2210644A1 (de) 1974-07-12
LU68979A1 (de) 1974-02-12
FR2210644B3 (de) 1976-10-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee