DE2252610A1 - Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen - Google Patents

Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen

Info

Publication number
DE2252610A1
DE2252610A1 DE19722252610 DE2252610A DE2252610A1 DE 2252610 A1 DE2252610 A1 DE 2252610A1 DE 19722252610 DE19722252610 DE 19722252610 DE 2252610 A DE2252610 A DE 2252610A DE 2252610 A1 DE2252610 A1 DE 2252610A1
Authority
DE
Germany
Prior art keywords
aliphatic
prepolymer
diisocyanate
polyol
molecular weight
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.)
Pending
Application number
DE19722252610
Other languages
German (de)
English (en)
Inventor
Romeo Raymond Aloia
Eugene Yue Chieh Chang
Samuel Kaizerman
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of DE2252610A1 publication Critical patent/DE2252610A1/de
Pending 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
    • C08J3/12—Powdering or granulating
    • 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
    • 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)
  • 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)
  • Paints Or Removers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE19722252610 1971-10-26 1972-10-26 Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen Pending DE2252610A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19230371A 1971-10-26 1971-10-26

Publications (1)

Publication Number Publication Date
DE2252610A1 true DE2252610A1 (de) 1973-05-10

Family

ID=22709117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722252610 Pending DE2252610A1 (de) 1971-10-26 1972-10-26 Suspensionspolymerisationsverfahren zur herstellung von polyurethan-harnstoff-massen

Country Status (5)

Country Link
JP (1) JPS4851949A (it)
DE (1) DE2252610A1 (it)
FR (1) FR2158300A1 (it)
IT (1) IT966227B (it)
NL (1) NL7214334A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH0776270B2 (ja) * 1992-02-17 1995-08-16 第一工業製薬株式会社 高分子微粒子の製造方法
EP1125978A1 (en) * 2000-02-18 2001-08-22 Peter Somerville Roberts A latex rubber product and a method for preparing same
JP7326948B2 (ja) * 2018-07-19 2023-08-16 東ソー株式会社 ポリウレア樹脂製造用硬化剤組成物、及びそれを用いたポリウレア樹脂の製造方法

Also Published As

Publication number Publication date
NL7214334A (it) 1973-05-01
IT966227B (it) 1974-02-11
FR2158300A1 (en) 1973-06-15
FR2158300B3 (it) 1975-11-28
JPS4851949A (it) 1973-07-21

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