FR1344657A - Process for the preparation of polymers having urethane and semicarbazide groups - Google Patents

Process for the preparation of polymers having urethane and semicarbazide groups

Info

Publication number
FR1344657A
FR1344657A FR920170A FR920170A FR1344657A FR 1344657 A FR1344657 A FR 1344657A FR 920170 A FR920170 A FR 920170A FR 920170 A FR920170 A FR 920170A FR 1344657 A FR1344657 A FR 1344657A
Authority
FR
France
Prior art keywords
urethane
polymers
preparation
semicarbazide groups
semicarbazide
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
FR920170A
Other languages
French (fr)
Inventor
Wilhelm Thoma
Heinrich Rinke
Harald Oertel
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
Priority claimed from DEF35698A external-priority patent/DE1150517B/en
Application filed by Bayer AG filed Critical Bayer AG
Priority to FR920170A priority Critical patent/FR1344657A/en
Application granted granted Critical
Publication of FR1344657A publication Critical patent/FR1344657A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
FR920170A 1961-12-30 1962-12-29 Process for the preparation of polymers having urethane and semicarbazide groups Expired FR1344657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR920170A FR1344657A (en) 1961-12-30 1962-12-29 Process for the preparation of polymers having urethane and semicarbazide groups

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF35698A DE1150517B (en) 1961-12-30 1961-12-30 Process for the preparation of polymers containing urethane and semicarbazide groups
FR920170A FR1344657A (en) 1961-12-30 1962-12-29 Process for the preparation of polymers having urethane and semicarbazide groups

Publications (1)

Publication Number Publication Date
FR1344657A true FR1344657A (en) 1963-11-29

Family

ID=25975189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920170A Expired FR1344657A (en) 1961-12-30 1962-12-29 Process for the preparation of polymers having urethane and semicarbazide groups

Country Status (1)

Country Link
FR (1) FR1344657A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467626A (en) * 1964-11-02 1969-09-16 Teijin Ltd Process for preparing a highly elastic linear polymer and an elastic article produced therefrom from isocyanate terminated prepolymers reacted with an aminohydrazide
US3483167A (en) * 1966-12-02 1969-12-09 Glanzstoff Ag Viscosity control in the chain extension of linear polyurethanes using a combination of chain extenders and a chain-stopper
FR2364936A1 (en) * 1976-09-21 1978-04-14 Bayer Ag POLYURETHANNES CONTAINING PERMANENT STABILIZERS

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3467626A (en) * 1964-11-02 1969-09-16 Teijin Ltd Process for preparing a highly elastic linear polymer and an elastic article produced therefrom from isocyanate terminated prepolymers reacted with an aminohydrazide
US3483167A (en) * 1966-12-02 1969-12-09 Glanzstoff Ag Viscosity control in the chain extension of linear polyurethanes using a combination of chain extenders and a chain-stopper
FR2364936A1 (en) * 1976-09-21 1978-04-14 Bayer Ag POLYURETHANNES CONTAINING PERMANENT STABILIZERS

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