BE757621A - LINEAR SEGMENTED POLYURETHANES AND THEIR PREPARATION - Google Patents

LINEAR SEGMENTED POLYURETHANES AND THEIR PREPARATION

Info

Publication number
BE757621A
BE757621A BE757621DA BE757621A BE 757621 A BE757621 A BE 757621A BE 757621D A BE757621D A BE 757621DA BE 757621 A BE757621 A BE 757621A
Authority
BE
Belgium
Prior art keywords
preparation
segmented polyurethanes
linear segmented
linear
polyurethanes
Prior art date
Application number
Other languages
French (fr)
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.)
Publication date
Publication of BE757621A publication Critical patent/BE757621A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C243/00—Compounds containing chains of nitrogen atoms singly-bound to each other, e.g. hydrazines, triazanes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/04—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms
    • C07C275/06—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C275/16—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton being further substituted by carboxyl 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
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Artificial Filaments (AREA)
BE757621D 1969-10-17 LINEAR SEGMENTED POLYURETHANES AND THEIR PREPARATION BE757621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691952394 DE1952394A1 (en) 1969-10-17 1969-10-17 Polyurethane elastomers

Publications (1)

Publication Number Publication Date
BE757621A true BE757621A (en) 1971-04-01

Family

ID=5748481

Family Applications (1)

Application Number Title Priority Date Filing Date
BE757621D BE757621A (en) 1969-10-17 LINEAR SEGMENTED POLYURETHANES AND THEIR PREPARATION

Country Status (7)

Country Link
US (1) US3708453A (en)
JP (1) JPS4843199B1 (en)
BE (1) BE757621A (en)
DE (1) DE1952394A1 (en)
FR (1) FR2066131A5 (en)
GB (1) GB1286389A (en)
NL (1) NL7015241A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29224E (en) * 1972-05-04 1977-05-17 Bayer Aktiengesellschaft Polyurethane urea elastomers based on polycarbonate macrodiols
DE2221751C3 (en) * 1972-05-04 1978-08-10 Bayer Ag, 5090 Leverkusen Polyurethane urea elastomers
US4286014A (en) * 1978-01-31 1981-08-25 Toray Industries, Incorporated Composite sheet material
US5183614A (en) * 1989-01-26 1993-02-02 E. I. Du Pont De Nemours And Company Method for producing x-ray detectable spandex fibers

Also Published As

Publication number Publication date
GB1286389A (en) 1972-08-23
NL7015241A (en) 1971-04-20
DE1952394A1 (en) 1971-04-29
US3708453A (en) 1973-01-02
FR2066131A5 (en) 1971-08-06
JPS4843199B1 (en) 1973-12-17

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