IT972073B - Diammine aromatiche e procedimen to per produre con esse elastomeri poliuretanici - Google Patents

Diammine aromatiche e procedimen to per produre con esse elastomeri poliuretanici

Info

Publication number
IT972073B
IT972073B IT47955/71A IT4795571A IT972073B IT 972073 B IT972073 B IT 972073B IT 47955/71 A IT47955/71 A IT 47955/71A IT 4795571 A IT4795571 A IT 4795571A IT 972073 B IT972073 B IT 972073B
Authority
IT
Italy
Prior art keywords
productions
procedure
aromatic diamines
polyurethane elastomers
elastomers
Prior art date
Application number
IT47955/71A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT972073B publication Critical patent/IT972073B/it

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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8054—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8003—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen
    • C08G18/8006—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32
    • C08G18/8009—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203
    • C08G18/8012—Masked polyisocyanates masked with compounds having at least two groups containing active hydrogen with compounds of C08G18/32 with compounds of C08G18/3203 with diols
    • C08G18/8019—Masked aromatic polyisocyanates

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)
IT47955/71A 1970-01-28 1971-01-26 Diammine aromatiche e procedimen to per produre con esse elastomeri poliuretanici IT972073B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2003706A DE2003706C3 (de) 1970-01-28 1970-01-28 Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren

Publications (1)

Publication Number Publication Date
IT972073B true IT972073B (it) 1974-05-20

Family

ID=5760692

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47955/71A IT972073B (it) 1970-01-28 1971-01-26 Diammine aromatiche e procedimen to per produre con esse elastomeri poliuretanici

Country Status (10)

Country Link
US (1) US3681290A (it)
JP (1) JPS5029520B1 (it)
BE (1) BE762161R (it)
CH (1) CH528562A (it)
DE (1) DE2003706C3 (it)
FR (1) FR2080933B2 (it)
GB (1) GB1336644A (it)
IT (1) IT972073B (it)
NL (1) NL7101074A (it)
SE (1) SE378607B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2040644C3 (de) * 1970-08-17 1978-11-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyurethankunststoffen
US3991023A (en) * 1971-12-07 1976-11-09 Bayer Aktiengesellschaft Polyurethanes wherein the chain-lengthening agents are benzoic ester diamines
US4054556A (en) * 1972-09-15 1977-10-18 E. I. Du Pont De Nemours And Company Polyurethanes cured with derivatives of 2,4-diamino-benzoic acid
DE2301408A1 (de) * 1973-01-12 1974-07-25 Bayer Ag Verfahren zur herstellung von harten, ueberwiegend isocyanuratringstrukturen aufweisenden schaumstoffen
US3926922A (en) * 1974-03-14 1975-12-16 Polaroid Corp Polyurethane elastomers prepared from diamine curing agents
US3929729A (en) * 1974-11-21 1975-12-30 Goodyear Tire & Rubber Polyureaurethane shock absorbing unit
US4107152A (en) * 1974-12-17 1978-08-15 Bayer Aktiengesellschaft Polyurethanes produced from phosphorus containing flame retarding agents which are reactive with isocyanates
US4071492A (en) * 1976-04-07 1978-01-31 The Firestone Tire & Rubber Company Polyurethane-urea elastomers based on propylene oxide-tetrahydrofuran copolymers
DE2720166C2 (de) * 1977-05-05 1985-09-19 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethanelastomeren
JPS5480397A (en) * 1977-12-09 1979-06-27 Ihara Chem Ind Co Ltd Production of polyurethane elastomer
JPS54125633A (en) * 1978-03-23 1979-09-29 Ihara Chem Ind Co Ltd 4-chloro-3,5-diaminophenyl acetate, its preparation, and hardeners for preparing polyurethane elastomers
US4201853A (en) * 1978-05-18 1980-05-06 The United States Of America As Represented By The Secretary Of The Navy Polymeric binders of nitrated phenols and polyisocyanates which reversibly dissociate at elevated temperatures
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
US4365051A (en) * 1980-02-25 1982-12-21 The Goodyear Tire & Rubber Company Polyurethane prepared from diamine and prepolymer
US4579885A (en) * 1983-09-22 1986-04-01 Union Carbide Corporation Epoxy compositions containing substituted diamine hardeners
US4556703A (en) * 1984-05-14 1985-12-03 American Cyanamid Company Low heat buildup polyurethane compositions and articles
DE3429149A1 (de) * 1984-08-08 1986-02-20 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von stabilisierten polyaminen, stabilisierte polyamine retardierter reaktivitaet und ihre verwendung zur polyurethanherstellung
JPS63178980A (ja) * 1987-01-05 1988-07-23 小山　博司 水道の自然水圧による水の貯溜方式
US4722989A (en) * 1987-03-16 1988-02-02 Air Products And Chemicals, Inc. Process for producing polyurethane/urea elastomers
US4810769A (en) * 1987-06-05 1989-03-07 Air Products And Chemicals, Inc. Process of preparing polyurethanes cured with 2,6-idaminobenzoic acid derivatives and blends of the 2, 4 and 2,6 isomers
US4946872A (en) * 1987-07-14 1990-08-07 The Dow Chemical Company Polyisocyanate prepolymers prepared from rigid polyaromatic precursor materials, and polyurethanes prepared therefrom
JP3220873B2 (ja) * 1992-07-02 2001-10-22 イハラケミカル工業株式会社 ポリウレタンウレアエラストマー
CN105622882A (zh) * 2016-02-04 2016-06-01 福州美创美工艺品有限公司 透光聚氨酯假材制作方法及透光假材制作组合料

Also Published As

Publication number Publication date
FR2080933B2 (it) 1976-03-19
SE378607B (sv) 1975-09-08
NL7101074A (it) 1971-07-30
BE762161R (fr) 1971-07-01
US3681290A (en) 1972-08-01
DE2003706B2 (de) 1979-09-27
CH528562A (de) 1972-09-30
JPS5029520B1 (it) 1975-09-23
DE2003706A1 (de) 1971-08-05
DE2003706C3 (de) 1980-06-12
GB1336644A (en) 1973-11-07
FR2080933A2 (it) 1971-11-26

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