CA972095A - Polyether urethane elastomer having an improved cut growth and flex crack resistance and the process for preparation thereof - Google Patents

Polyether urethane elastomer having an improved cut growth and flex crack resistance and the process for preparation thereof

Info

Publication number
CA972095A
CA972095A CA159,258A CA159258A CA972095A CA 972095 A CA972095 A CA 972095A CA 159258 A CA159258 A CA 159258A CA 972095 A CA972095 A CA 972095A
Authority
CA
Canada
Prior art keywords
preparation
crack resistance
polyether urethane
urethane elastomer
flex crack
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
CA159,258A
Other languages
English (en)
Other versions
CA159258S (en
Inventor
Yoshio Kaneko
Tsutomu Matsunaga
Shigeyuki Toki
Yoji Watabe
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.)
Bridgestone Corp
Original Assignee
Bridgestone Corp
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 Bridgestone Corp filed Critical Bridgestone Corp
Application granted granted Critical
Publication of CA972095A publication Critical patent/CA972095A/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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4804—Two or more polyethers of different physical or chemical nature
    • 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)
  • Polyurethanes Or Polyureas (AREA)
  • Tires In General (AREA)
CA159,258A 1971-12-16 1972-12-18 Polyether urethane elastomer having an improved cut growth and flex crack resistance and the process for preparation thereof Expired CA972095A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46101433A JPS5010631B2 (de) 1971-12-16 1971-12-16

Publications (1)

Publication Number Publication Date
CA972095A true CA972095A (en) 1975-07-29

Family

ID=14300547

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,258A Expired CA972095A (en) 1971-12-16 1972-12-18 Polyether urethane elastomer having an improved cut growth and flex crack resistance and the process for preparation thereof

Country Status (5)

Country Link
JP (1) JPS5010631B2 (de)
CA (1) CA972095A (de)
DE (1) DE2261482C2 (de)
GB (1) GB1410809A (de)
IT (1) IT974086B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225696A (en) * 1979-02-21 1980-09-30 Polythetics, Inc. Prosthetic denture prepared from polyurethane elastomer
JPS59500820A (ja) * 1982-05-13 1984-05-10 ザ・フアイヤ−スト−ン・タイヤ・アンド・ラバ−・カンパニ− ポリエ−テルポリウレタン弾性体
US4562024A (en) * 1982-07-06 1985-12-31 Sterling Drug Inc. Process for preparing granulate containing poorly compressible medicinally active matter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1520570C3 (de) * 1962-10-15 1978-10-05 E.I. Du Pont De Nemours And Co., Wilmington, Del. (V.St.A.) Verfahren zur Herstellung von Polyurethanelastomeren mit verbesserter Kältebeständigkeit

Also Published As

Publication number Publication date
GB1410809A (en) 1975-10-22
IT974086B (it) 1974-06-20
DE2261482A1 (de) 1973-07-12
JPS5010631B2 (de) 1975-04-23
JPS4866695A (de) 1973-09-12
DE2261482C2 (de) 1981-10-08

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