CA1015091A - Thermoplastic polyurea powders - Google Patents

Thermoplastic polyurea powders

Info

Publication number
CA1015091A
CA1015091A CA172,368A CA172368A CA1015091A CA 1015091 A CA1015091 A CA 1015091A CA 172368 A CA172368 A CA 172368A CA 1015091 A CA1015091 A CA 1015091A
Authority
CA
Canada
Prior art keywords
thermoplastic polyurea
polyurea powders
powders
thermoplastic
polyurea
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
CA172,368A
Other languages
English (en)
Other versions
CA172368S (en
Inventor
Helmut Reiff
Harro Witt
Dieter Dieterich
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
Application granted granted Critical
Publication of CA1015091A publication Critical patent/CA1015091A/en
Expired legal-status Critical Current

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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
CA172,368A 1972-05-31 1973-05-23 Thermoplastic polyurea powders Expired CA1015091A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2226526A DE2226526C3 (de) 1972-05-31 1972-05-31 Verfahren zur Herstellung von thermoplastischem Polyharnstoffpulver

Publications (1)

Publication Number Publication Date
CA1015091A true CA1015091A (en) 1977-08-02

Family

ID=5846457

Family Applications (1)

Application Number Title Priority Date Filing Date
CA172,368A Expired CA1015091A (en) 1972-05-31 1973-05-23 Thermoplastic polyurea powders

Country Status (10)

Country Link
US (1) US3868350A (de)
JP (1) JPS5618014B2 (de)
BE (1) BE800185A (de)
CA (1) CA1015091A (de)
DE (1) DE2226526C3 (de)
ES (1) ES415369A1 (de)
FR (1) FR2186503B1 (de)
GB (1) GB1412159A (de)
IT (1) IT985252B (de)
NL (1) NL7307403A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2425810A1 (de) * 1974-05-28 1975-12-18 Bayer Ag Poly(urethan)harnstoff-farbpulver
US4070346A (en) * 1975-01-21 1978-01-24 Bayer Aktiengesellschaft Production of polyurethane powder
DE2528898A1 (de) * 1975-06-28 1977-01-13 Bischofsheim Chemie Anlagen Anorganisch-organische polymere und verfahren zu ihrer herstellung
DE2627074C2 (de) * 1976-06-16 1983-12-29 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen ionischen Dispersionen
DE2627073C2 (de) * 1976-06-16 1983-12-29 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen Dispersionen
DE2644434C3 (de) * 1976-10-01 1981-08-27 Bayer Ag, 5090 Leverkusen Polyurethan-Polyharnstoffe
US4268426A (en) * 1979-05-07 1981-05-19 Textron, Inc. Water-dispersible urethane polymers, aqueous polymer dispersions and half-esters useful therein
US4980388A (en) * 1988-10-17 1990-12-25 The Dow Chemical Company Use of carbon dioxide adducts as blowing agents in cellular and microcellular polyureas
DE3909597A1 (de) * 1989-03-23 1990-09-27 Bayer Ag Verfahren zur herstellung von vernetzten polyurethan-polyharnstoff-pulvern und ihre verwendung als organische fuellstoffe in zweikomponenten-polyurethanlacken
JP3014987B2 (ja) * 1997-10-09 2000-02-28 日本エヌエスシー株式会社 単分散ポリウレタン微粒子の製造方法並びに単分散ポリウレタン微粒子
US6162863A (en) * 1997-12-04 2000-12-19 Henkel Kommanditgesellschaft Auf Aktien Waterborne polyurethanes with urea-urethane linkages
US6403752B1 (en) 2000-07-17 2002-06-11 Uop Llc Secondary aliphatic diamines as curing agents for polyurethanes and polyureas prepared using high-pressure impingement mixing
EP1626061A1 (de) * 2004-08-11 2006-02-15 Rhein Chemie Rheinau GmbH Verfahren zur Herstellung pulverförmiger (Poly)harnstoffe
DE102005006470B4 (de) * 2005-02-12 2013-12-05 Carl Freudenberg Kg Textile Flächengebilde mit verbesserter Beschichtung, deren Herstellung und Verwendung
US9518214B2 (en) * 2013-03-15 2016-12-13 Preferred Technology, Llc Proppant with polyurea-type coating
EP2829561A1 (de) * 2013-07-24 2015-01-28 Centre National De La Recherche Scientifique Selbstheilende Polymere

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148173A (en) * 1959-01-26 1964-09-08 Wyandotte Chemicals Corp Polyurethane-ureas containing urealinked nu-(2-hydroxypropyl) alkylene diamines
GB880665A (en) * 1959-01-26 1961-10-25 Wyandotte Chemicals Corp Polyurethane-ureas containing urea-linked piperazine compounds
NL299775A (de) * 1962-10-26
GB1111043A (en) * 1964-04-27 1968-04-24 Wyandotte Chemicals Corp Aqueous polyurethane dispersions
US3294724A (en) * 1964-11-23 1966-12-27 Wyandotte Chemicals Corp Film-forming urethane latices, and preparation by chain extending a prepolymer of anorganic dhsocyanate and a polymeric diol with a piperazine compound
DE1570578A1 (de) * 1965-06-18 1969-08-21 Bayer Ag Verfahren zur Herstellung von selbstvernetzenden Polyurethan-Dispersionen
FR1521170A (fr) * 1966-04-28 1968-04-12 Bayer Ag Procédé de préparation de dispersions aqueuses de produits de polyaddition réticulés présentant des groupes urée
US3525717A (en) * 1966-08-04 1970-08-25 American Cyanamid Co Method for preparation of thermoplastic polyurethane ureas
DE1595687A1 (de) * 1966-10-01 1969-09-04 Bayer Ag Verfahren zur Herstellung grobdisperser,sedimentierender waessriger Polyurethandispersionen
US3622527A (en) * 1967-04-28 1971-11-23 Bayer Ag Microporous sheet and a process for the production thereof
US3607837A (en) * 1968-11-12 1971-09-21 Basf Wyandotte Corp Water-soluble urethane-urea polymers prepared by melt polymerization
DE2035730A1 (de) * 1970-07-18 1972-01-27 Bayer Verfahren zur Herstellung wäßriger Suspensionen oder Pasten von fasrigen, vernetzten Teilchen und deren Verwendung

Also Published As

Publication number Publication date
GB1412159A (en) 1975-10-29
NL7307403A (de) 1973-12-04
IT985252B (it) 1974-11-30
DE2226526B2 (de) 1980-10-16
JPS5618014B2 (de) 1981-04-25
DE2226526A1 (de) 1973-12-13
ES415369A1 (es) 1976-02-01
JPS4950099A (de) 1974-05-15
BE800185A (fr) 1973-11-29
FR2186503B1 (de) 1979-05-04
US3868350A (en) 1975-02-25
DE2226526C3 (de) 1981-10-15
FR2186503A1 (de) 1974-01-11

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