BE820161A - Procede de production en continu de polyurethannes en poudre et appareil pour sa mise en oeuvre - Google Patents

Procede de production en continu de polyurethannes en poudre et appareil pour sa mise en oeuvre

Info

Publication number
BE820161A
BE820161A BE148743A BE148743A BE820161A BE 820161 A BE820161 A BE 820161A BE 148743 A BE148743 A BE 148743A BE 148743 A BE148743 A BE 148743A BE 820161 A BE820161 A BE 820161A
Authority
BE
Belgium
Prior art keywords
polyurethannes
powdered
implementation
continuous production
continuous
Prior art date
Application number
BE148743A
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 BE820161A publication Critical patent/BE820161A/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
    • C08G18/0871—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 organic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/902—Particulate material prepared from an isocyanate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
BE148743A 1973-09-20 1974-09-20 Procede de production en continu de polyurethannes en poudre et appareil pour sa mise en oeuvre BE820161A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399462A US3894994A (en) 1973-09-20 1973-09-20 Continuous method of making polyurethane powder

Publications (1)

Publication Number Publication Date
BE820161A true BE820161A (fr) 1975-01-16

Family

ID=23579597

Family Applications (1)

Application Number Title Priority Date Filing Date
BE148743A BE820161A (fr) 1973-09-20 1974-09-20 Procede de production en continu de polyurethannes en poudre et appareil pour sa mise en oeuvre

Country Status (11)

Country Link
US (1) US3894994A (pt)
JP (1) JPS5722047B2 (pt)
BE (1) BE820161A (pt)
BR (1) BR7407889D0 (pt)
CA (1) CA1028792A (pt)
DE (1) DE2442085A1 (pt)
ES (1) ES430410A1 (pt)
FR (1) FR2244781B1 (pt)
GB (1) GB1487564A (pt)
IT (1) IT1022156B (pt)
NL (1) NL7412050A (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032516A (en) * 1973-05-09 1977-06-28 Usm Corporation Method of making polyurethane powder
US4070346A (en) * 1975-01-21 1978-01-24 Bayer Aktiengesellschaft Production of polyurethane powder
US4089835A (en) * 1975-03-27 1978-05-16 Bayer Aktiengesellschaft Stable polyurethane dispersions and process for production thereof
US4107256A (en) * 1977-04-18 1978-08-15 The Firestone Tire & Rubber Company Suspension polymerization of polyurethanes and spin-molding the powder product thereof
DE2719970A1 (de) * 1977-05-04 1978-11-16 Bayer Ag Verfahren zur herstellung von polyisocyanat-polyadditionsprodukten
DE2927597A1 (de) * 1979-07-07 1981-01-15 Bayer Ag Verfahren zur herstellung von formkoerpern auf polyurethanbasis
US4579929A (en) * 1985-04-18 1986-04-01 The Firestone Tire & Rubber Company Urethane compositions prepared via preformed adducts
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
US4940750A (en) * 1989-04-28 1990-07-10 Bayer Aktiengesellschaft Continuous process for the production of powdered polyisocyanate addition products and the powders produced therefrom
DE3928150A1 (de) * 1989-08-25 1991-02-28 Bayer Ag Grenzflaechenaktive copolymere und ihre verwendung zur herstellung von polyurethanpulvern
DE3928149A1 (de) * 1989-08-25 1991-02-28 Bayer Ag Verfahren zur herstellung von polyurethanpulvern
DE3940271A1 (de) * 1989-12-06 1991-06-13 Bayer Ag Waermehaertbare reaktiv-pulver auf basis von polyurethanen
US7448553B2 (en) * 2005-04-19 2008-11-11 Masco Corporation Of Indiana Fluid mixer
DE102009001793A1 (de) * 2009-03-24 2010-10-07 Evonik Degussa Gmbh Prepregs und daraus hergestellte Formkörper

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631269A (pt) * 1962-04-20
US3525717A (en) * 1966-08-04 1970-08-25 American Cyanamid Co Method for preparation of thermoplastic polyurethane ureas
US3560447A (en) * 1967-12-08 1971-02-02 Minnesota Mining & Mfg Method for forming elastomeric particles and particles produced thereby
NL136659C (pt) * 1968-03-18
DE1770990A1 (de) * 1968-07-26 1972-01-13 Reuter Kunststoff Osnabrueck Verfahren und Vorrichtung zum Herstellen von thermoplastisch verarbeitbaren Polyurethan-Kunststoffen
US3574150A (en) * 1969-05-28 1971-04-06 Atomic Energy Commission Open-pore polyurethane product
US3655627A (en) * 1969-06-19 1972-04-11 Textron Inc Process for preparing solid particles of urea-urethane polymers
US3817886A (en) * 1972-06-16 1974-06-18 Usm Corp Manufacture of particulate polyurethane material in an organic mediumand in the presence of a bentone
US3787525A (en) * 1972-08-07 1974-01-22 Usm Corp Manufacture of polyurethane powders using polyvinyl pyrrolidone having side chains from copolymerization with alkylated olefins

Also Published As

Publication number Publication date
ES430410A1 (es) 1976-10-01
US3894994A (en) 1975-07-15
GB1487564A (en) 1977-10-05
AU7344374A (en) 1976-03-25
FR2244781A1 (pt) 1975-04-18
BR7407889D0 (pt) 1975-07-29
NL7412050A (nl) 1975-03-24
FR2244781B1 (pt) 1978-04-28
CA1028792A (en) 1978-03-28
DE2442085A1 (de) 1975-03-27
IT1022156B (it) 1978-03-20
JPS5059498A (pt) 1975-05-22
JPS5722047B2 (pt) 1982-05-11

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