USB528303I5 - - Google Patents

Info

Publication number
USB528303I5
USB528303I5 US52830374A USB528303I5 US B528303 I5 USB528303 I5 US B528303I5 US 52830374 A US52830374 A US 52830374A US B528303 I5 USB528303 I5 US B528303I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 DE19712160589 external-priority patent/DE2160589C3/de
Application filed filed Critical
Priority to US05/528,303 priority Critical patent/US3991023A/en
Publication of USB528303I5 publication Critical patent/USB528303I5/en
Application granted granted Critical
Publication of US3991023A publication Critical patent/US3991023A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
US05/528,303 1971-12-07 1974-11-29 Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines Expired - Lifetime US3991023A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/528,303 US3991023A (en) 1971-12-07 1974-11-29 Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19712160589 DE2160589C3 (de) 1971-12-07 1971-12-07 Verfahren zur Herstellung von Polyurethanelastomeren
DT2160589 1971-12-07
US30773972A 1972-11-17 1972-11-17
US05/528,303 US3991023A (en) 1971-12-07 1974-11-29 Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US30773972A Continuation 1971-12-07 1972-11-17

Publications (2)

Publication Number Publication Date
USB528303I5 true USB528303I5 (fr) 1976-02-10
US3991023A US3991023A (en) 1976-11-09

Family

ID=27183893

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/528,303 Expired - Lifetime US3991023A (en) 1971-12-07 1974-11-29 Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines

Country Status (1)

Country Link
US (1) US3991023A (fr)

Families Citing this family (6)

* 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
US4222955A (en) * 1979-02-21 1980-09-16 The Goodyear Tire & Rubber Company 3,5-Diamino-4-tert.-alkylbenzonitriles
DE2928357A1 (de) * 1979-07-13 1981-01-15 Metzeler Kautschuk Zellige elastomerschaeume und verfahren zu ihrer herstellung
US4365051A (en) * 1980-02-25 1982-12-21 The Goodyear Tire & Rubber Company Polyurethane prepared from diamine and prepolymer
US4745223A (en) * 1984-10-11 1988-05-17 Air Products And Chemicals, Inc. Mono-tertiary-alkylated toluenediamine and derivatives
GB9022194D0 (en) * 1990-10-12 1990-11-28 Ici Plc Method for preparing polyurea-polyurethane flexible foams

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2003706C3 (de) * 1970-01-28 1980-06-12 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren
DE2025900C3 (de) * 1970-05-27 1979-10-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethanelastomeren

Also Published As

Publication number Publication date
US3991023A (en) 1976-11-09

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