FR1433347A - Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type - Google Patents

Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type

Info

Publication number
FR1433347A
FR1433347A FR992732A FR992732A FR1433347A FR 1433347 A FR1433347 A FR 1433347A FR 992732 A FR992732 A FR 992732A FR 992732 A FR992732 A FR 992732A FR 1433347 A FR1433347 A FR 1433347A
Authority
FR
France
Prior art keywords
prepolymers
elastomers
processes
preparation
polyurethane type
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
FR992732A
Other languages
French (fr)
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.)
Hokushin Kagaku Kogyo K K
Original Assignee
Hokushin Kagaku Kogyo K K
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 Hokushin Kagaku Kogyo K K filed Critical Hokushin Kagaku Kogyo K K
Priority to FR992732A priority Critical patent/FR1433347A/en
Application granted granted Critical
Publication of FR1433347A publication Critical patent/FR1433347A/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)
FR992732A 1964-10-26 1964-10-26 Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type Expired FR1433347A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR992732A FR1433347A (en) 1964-10-26 1964-10-26 Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR992732A FR1433347A (en) 1964-10-26 1964-10-26 Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type
DEH0053425 1965-08-01

Publications (1)

Publication Number Publication Date
FR1433347A true FR1433347A (en) 1966-04-01

Family

ID=25980195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR992732A Expired FR1433347A (en) 1964-10-26 1964-10-26 Improvements to processes for the preparation of prepolymers for elastomers of the polyurethane type

Country Status (1)

Country Link
FR (1) FR1433347A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1940181A1 (en) * 1969-08-07 1971-02-25 Bayer Ag Segmented polyurethane elastomers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1940181A1 (en) * 1969-08-07 1971-02-25 Bayer Ag Segmented polyurethane elastomers

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