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ES409346A1 - Polyurethane elastomers and a process for their production - Google Patents

Polyurethane elastomers and a process for their production

Info

Publication number
ES409346A1
ES409346A1 ES409346A ES409346A ES409346A1 ES 409346 A1 ES409346 A1 ES 409346A1 ES 409346 A ES409346 A ES 409346A ES 409346 A ES409346 A ES 409346A ES 409346 A1 ES409346 A1 ES 409346A1
Authority
ES
Spain
Prior art keywords
sulfur
containing heteroatoms
optionally branched
preferably oxygen
production
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
ES409346A
Other languages
Spanish (es)
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
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES409346A1 publication Critical patent/ES409346A1/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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/6505—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen the low-molecular compounds being compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6523—Compounds of group C08G18/3225 or C08G18/3271 or polyamines of C08G18/38
    • C08G18/6529—Compounds of group C08G18/3225 or polyamines of C08G18/38
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds

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)

Abstract

Procedure for obtaining synthetic polyurethane materials with the structural unit **(See formula)** wherein R means a C1-C20 alkyl moiety, optionally branched and/or containing heteroatoms, preferably oxygen or sulfur and R'means a C1-C10 alkyl moiety, characterized in that polyhydroxy compounds of molecular weight comprised between 800 and 5000 with polyisocyanates and aromatic diamines, as chain extension agents, of general formula **(See formula)** wherein R represents a C1-C20 alkyl radical, optionally branched and/or containing heteroatoms, preferably oxygen or sulfur and R'means a C1-C10 alkyl radical. (Machine-translation by Google Translate, not legally binding)
ES409346A 1971-12-07 1972-12-06 Polyurethane elastomers and a process for their production Expired ES409346A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712160589 DE2160589C3 (en) 1971-12-07 1971-12-07 Process for the production of polyurethane elastomers

Publications (1)

Publication Number Publication Date
ES409346A1 true ES409346A1 (en) 1975-11-16

Family

ID=5827225

Family Applications (1)

Application Number Title Priority Date Filing Date
ES409346A Expired ES409346A1 (en) 1971-12-07 1972-12-06 Polyurethane elastomers and a process for their production

Country Status (8)

Country Link
JP (1) JPS51155B2 (en)
BE (1) BE792358A (en)
DE (1) DE2160589C3 (en)
ES (1) ES409346A1 (en)
FR (2) FR2169808B1 (en)
GB (2) GB1404963A (en)
IT (1) IT973878B (en)
NL (1) NL7216543A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254272A (en) * 1979-02-21 1981-03-03 The Goodyear Tire & Rubber Company Aromatic diamines and polyurethanes cured thereby
DE2928357A1 (en) * 1979-07-13 1981-01-15 Metzeler Kautschuk CELLED ELASTOMIC FOAMS AND METHOD FOR THEIR PRODUCTION
DE2933165A1 (en) * 1979-08-16 1981-03-26 Bayer Ag, 51373 Leverkusen METHOD FOR PRODUCING DYNAMICALLY DURABLE TIRES
US4439553A (en) * 1983-01-17 1984-03-27 W. R. Grace & Co. High molecular weight aromatic amine scavengers and method of use
US4482690A (en) * 1984-02-09 1984-11-13 Air Products And Chemicals, Inc. Process for the production of polyurethane urea elastomers
JPS61159342U (en) * 1985-03-20 1986-10-02
DE4433437A1 (en) 1994-09-20 1996-03-21 Bayer Ag Crosslinker for textile printing binders

Also Published As

Publication number Publication date
BE792358A (en) 1973-06-06
FR2169808B1 (en) 1978-10-20
DE2160589B2 (en) 1980-04-24
FR2187764A1 (en) 1974-01-18
DE2160589C3 (en) 1981-01-22
JPS4865298A (en) 1973-09-08
FR2187764B1 (en) 1978-02-10
NL7216543A (en) 1973-06-12
GB1404963A (en) 1975-09-03
JPS51155B2 (en) 1976-01-06
GB1404962A (en) 1975-09-03
IT973878B (en) 1974-06-10
DE2160589A1 (en) 1973-06-14
FR2169808A1 (en) 1973-09-14

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19870207