DE2942503A1 - Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten - Google Patents

Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten

Info

Publication number
DE2942503A1
DE2942503A1 DE19792942503 DE2942503A DE2942503A1 DE 2942503 A1 DE2942503 A1 DE 2942503A1 DE 19792942503 DE19792942503 DE 19792942503 DE 2942503 A DE2942503 A DE 2942503A DE 2942503 A1 DE2942503 A1 DE 2942503A1
Authority
DE
Germany
Prior art keywords
aryl
alcohol
polyurethane
aromatic
reaction
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.)
Withdrawn
Application number
DE19792942503
Other languages
German (de)
English (en)
Inventor
Dipl.-Chem. Dr. Franz 6710 Frankenthal Merger
Dipl.-Chem. Dr. Friedrich 6700 Ludwigshafen Towae
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.)
BASF SE
Original Assignee
BASF SE
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6083991&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE2942503(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF SE filed Critical BASF SE
Priority to DE19792942503 priority Critical patent/DE2942503A1/de
Priority to JP14217180A priority patent/JPS5665858A/ja
Priority to US06/196,814 priority patent/US4290970A/en
Priority to EP80106302A priority patent/EP0028338B2/de
Priority to DE8080106302T priority patent/DE3066197D1/de
Publication of DE2942503A1 publication Critical patent/DE2942503A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19792942503 1979-10-20 1979-10-20 Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten Withdrawn DE2942503A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19792942503 DE2942503A1 (de) 1979-10-20 1979-10-20 Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten
JP14217180A JPS5665858A (en) 1979-10-20 1980-10-13 Manufacture of aromatic diiand*or polyisocyanate
US06/196,814 US4290970A (en) 1979-10-20 1980-10-14 Process for the manufacture of aromatic di- and/or polyisocyanates
EP80106302A EP0028338B2 (de) 1979-10-20 1980-10-16 Verfahren zur Herstellung von aromatischen Di- und/oder Polyisocyanaten
DE8080106302T DE3066197D1 (en) 1979-10-20 1980-10-16 Process for preparing aromatic di- and/or polyisocyanates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792942503 DE2942503A1 (de) 1979-10-20 1979-10-20 Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten

Publications (1)

Publication Number Publication Date
DE2942503A1 true DE2942503A1 (de) 1981-05-07

Family

ID=6083991

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792942503 Withdrawn DE2942503A1 (de) 1979-10-20 1979-10-20 Verfahren zur herstellung von aromatischen di- und/oder polyisocyanaten
DE8080106302T Expired DE3066197D1 (en) 1979-10-20 1980-10-16 Process for preparing aromatic di- and/or polyisocyanates

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8080106302T Expired DE3066197D1 (en) 1979-10-20 1980-10-16 Process for preparing aromatic di- and/or polyisocyanates

Country Status (4)

Country Link
US (1) US4290970A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0028338B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5665858A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE2942503A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143320A3 (en) * 1983-10-29 1985-08-21 Basf Aktiengesellschaft Method for the preparation of isocyanates by thermal decomposition of urethanes

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721356A (en) * 1980-07-11 1982-02-04 Mitsui Toatsu Chem Inc Production of aromatic polyisocyanate
DE3110573A1 (de) * 1981-03-18 1982-10-21 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n- und o-substituierten di- und/oder polyurethanen
DE3314788A1 (de) * 1983-04-23 1984-10-25 Basf Ag, 6700 Ludwigshafen Mehrstufenverfahren zur herstellung von hexamethylendiisocyanat-1,6 und/oder isomeren aliphatischen diisocyanaten mit 6 kohlenstoffatomen im alkylenrest
DE3314790A1 (de) * 1983-04-23 1984-10-25 Basf Ag, 6700 Ludwigshafen Mehrstufenverfahren zur herstellung von 3-isocyanatomethyl-3,5,5-trimethyl-cyclohexylisocyanat
US4879410A (en) * 1986-11-03 1989-11-07 American Cyanamid Company Preparation of primary aralkyl urethanes and ureas and isocyanates derived therefrom
US5194660A (en) * 1990-12-21 1993-03-16 Union Carbide Chemicals & Plastics Technology Corporation Processes for producing carbamates and isocyanates
DE4141402A1 (de) * 1991-12-16 1993-06-17 Bayer Ag Verfahren zur herstellung von hochreinen aromatischen di- und/oder polyurethanen
US5446118A (en) * 1994-08-11 1995-08-29 W. L. Gore & Associates, Inc. Fluorinated acrylic monomers containing urethane groups and their polymers
IT1317756B1 (it) * 2000-02-03 2003-07-15 Eni Spa Procedimento integrato per la preparazione di isocianati aromatici eprocessi per la realizzazione delle relative fasi intermedie.
SG115512A1 (en) * 2001-12-28 2005-10-28 Mitsui Takeda Chemicals Inc Method for producing carbamates and method for producing isocyanates
DE102005043799A1 (de) * 2005-09-13 2007-04-12 Basf Ag Verfahren zur Herstellung von Isocyanaten
ATE512130T1 (de) 2006-01-13 2011-06-15 Basf Se Verfahren zur herstellung von isocyanaten
BRPI0714842A2 (pt) 2006-08-01 2013-05-21 Basf Se processo para preparar um composto, composto, e, uso do composto
US8193385B2 (en) 2006-08-31 2012-06-05 Basf Se Method for producing isocyanates
DE602007011969D1 (de) * 2006-11-17 2011-02-24 Asahi Kasei Chemicals Corp Verfahren zur herstellung von isocyanaten
TW200844080A (en) 2007-01-11 2008-11-16 Asahi Kasei Chemicals Corp Process for producing isocyanate
EP2147909B1 (en) 2007-03-30 2016-12-14 Asahi Kasei Kabushiki Kaisha Method for production of isocyanate using composition comprising carbamic acid ester and aromatic hydroxy compound, and composition for transport or storage of carbamic acid ester
CA2705874C (en) * 2007-11-19 2013-10-29 Masaaki Shinohata Process for producing isocyanates and aromatic hydroxy compounds from aromatic polycarbonate resins
BRPI0822694B1 (pt) 2008-05-15 2018-11-27 Asahi Kasei Chemicals Corp processo para produzir um isocianato
CA2721357C (en) * 2008-05-15 2014-01-07 Asahi Kasei Chemicals Corporation Process for producing isocyanates using diaryl carbonate
EA030865B1 (ru) 2009-08-21 2018-10-31 Асахи Касеи Кемикалз Корпорейшн Способ получения сложного эфира n-замещенной карбаминовой кислоты, способ получения изоцианата с применением такого сложного эфира n-замещенной карбаминовой кислоты и композиция для транспортировки и хранения сложного эфира n-замещенной карбаминовой кислоты, содержащая сложный эфир n-замещенной карбаминовой кислоты и ароматическое гидроксисоединение
US8859805B2 (en) 2009-09-22 2014-10-14 Basf Se Process for preparing isocyanates
WO2011064185A1 (de) 2009-11-27 2011-06-03 Basf Se Dendritischer polyharnstoff zur solubilisierung schwerlöslicher wirkstoffe
JP5731530B2 (ja) * 2009-12-01 2015-06-10 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ カルバメートの熱的開裂によるイソシアネートの製造方法
PT2507206E (pt) 2009-12-04 2014-12-26 Basf Se Método para a produção de isocianatos
CN103249651A (zh) 2010-12-13 2013-08-14 高露洁-棕榄公司 用于商品的易开展示包装
EA201390235A1 (ru) 2011-02-21 2013-11-29 Асахи Касеи Кемикалз Корпорейшн Способ получения карбонильных соединений
JP5744619B2 (ja) * 2011-05-18 2015-07-08 三井化学株式会社 トリレンジイソシアネートの製造方法
WO2012163894A2 (de) 2011-05-30 2012-12-06 Basf Se Verfahren zur herstellung von polyisocyanaten
US8871969B2 (en) 2011-05-30 2014-10-28 Basf Se Process for the production of polyisocyanates
US20140341822A1 (en) 2011-08-05 2014-11-20 Basf Se Associative Thickeners Based on Hyperbranched Polymers
CN102659635B (zh) * 2012-04-17 2015-09-02 河北工业大学 一种制备甲苯二氨基甲酸丁酯的方法
US8772527B2 (en) 2012-04-27 2014-07-08 Basf Se Process for isomerization of cis-2-pentenenitrile to 3-pentenenitriles
CN113603613B (zh) * 2021-04-14 2022-08-19 中国科学院过程工程研究所 一种戊二氨基甲酸酯的催化合成方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2677698A (en) * 1950-08-01 1954-05-04 Spencer Chem Co Preparation of nu-monosubstituted carbamic acid esters
US2806051A (en) * 1955-11-01 1957-09-10 Goodrich Co B F Method for preparing urethanes by reacting urea, amines and an alcohol
US3763217A (en) * 1970-12-03 1973-10-02 Halcon International Inc Preparation of carbamates
US3919279A (en) * 1974-06-26 1975-11-11 Atlantic Richfield Co Catalytic production of isocyanates from esters of carbamic acids
JPS51149242A (en) * 1975-06-17 1976-12-22 Mitsui Toatsu Chem Inc Process for preparing urethanes
JPS5219624A (en) * 1975-08-07 1977-02-15 Mitsui Toatsu Chem Inc Process for preparation of isocyanates
IT1064762B (it) * 1976-04-14 1985-02-25 Snam Progetti Processo per la preparazione di ureiani aromatici
US4146727A (en) * 1977-10-03 1979-03-27 Atlantic Richfield Company Process for the preparation of diphenylmethane mono and dicarbamates and polymethylene polyphenyl carbamates by the acid rearrangement of an (alkoxycarbonyl) phenylaminomethylphenyl compound
US4375000A (en) * 1979-04-30 1983-02-22 Basf Aktiengesellschaft Process for the preparation of an aryl mono-, di-, and/or polyurethane
CA1121374A (en) * 1979-04-30 1982-04-06 Franz Merger Process for the preparation of an aryl mono-, di-, and/or polyurethane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143320A3 (en) * 1983-10-29 1985-08-21 Basf Aktiengesellschaft Method for the preparation of isocyanates by thermal decomposition of urethanes

Also Published As

Publication number Publication date
US4290970A (en) 1981-09-22
EP0028338B2 (de) 1986-02-26
DE3066197D1 (en) 1984-02-23
EP0028338B1 (de) 1984-01-18
JPS5665858A (en) 1981-06-03
EP0028338A2 (de) 1981-05-13
JPS6317820B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-04-15
EP0028338A3 (en) 1981-08-05

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