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Withdrawn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Withdrawn legal-status Critical Current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 (enExample)
EP (1) EP0028338B2 (enExample)
JP (1) JPS5665858A (enExample)
DE (2) DE2942503A1 (enExample)

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
JP5692964B2 (ja) 2006-01-13 2015-04-01 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ イソシアネートの製造法
EP2049675A1 (de) 2006-08-01 2009-04-22 Basf Se Verfahren zur herstellung von pentamethylen-1,5-diisocyanat
EP2069292A1 (de) 2006-08-31 2009-06-17 Basf Se Verfahren zur herstellung von isocyanaten
ATE495149T1 (de) * 2006-11-17 2011-01-15 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
JP4958971B2 (ja) * 2007-03-30 2012-06-20 旭化成ケミカルズ株式会社 カルバミン酸エステルおよび芳香族ヒドロキシ化合物を含む組成物を用いるイソシアネートの製造方法、ならびにカルバミン酸エステル移送用および貯蔵用組成物
CN101868445B (zh) 2007-11-19 2014-06-18 旭化成化学株式会社 异氰酸酯和芳香族羟基化合物的制造方法
CA2721359C (en) * 2008-05-15 2014-05-06 Asahi Kasei Chemicals Corporation Isocyanate production process
US8895774B2 (en) * 2008-05-15 2014-11-25 Asahi Kasei Chemicals Corporation Process for producing isocyanates using diaryl carbonate
EP2322504B9 (en) 2009-08-21 2017-09-06 Asahi Kasei Kabushiki Kaisha Process for the preparation of n-substituted carbamic acid ester and process for the preparation of isocyanate using the n-substituted carbamic acid ester
JP2013505280A (ja) 2009-09-22 2013-02-14 ビーエーエスエフ ソシエタス・ヨーロピア イソシアナートの製造方法
EP2503878B1 (de) 2009-11-27 2015-01-28 Basf Se Dendritischer polyharnstoff zur solubilisierung schwerlöslicher wirkstoffe
BR112012013061A2 (pt) * 2009-12-01 2016-11-22 Basf Se processo para preparar isocianatos.
BR112012013069B1 (pt) 2009-12-04 2018-05-22 Basf Se Processo para preparar isocianatos aromáticos.
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
BR112013005752A2 (pt) 2011-02-21 2016-05-03 Asahi Kasei Chemical Corp método para produzir um composto carbonila, e, para produzir um isocianato
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
US8871969B2 (en) 2011-05-30 2014-10-28 Basf Se Process for the production of polyisocyanates
EP2714649A2 (de) 2011-05-30 2014-04-09 Basf Se Verfahren zur herstellung von polyisocyanaten
KR20140052009A (ko) 2011-08-05 2014-05-02 바스프 에스이 과분지형 중합체 기재의 회합 증점제
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
CA1121374A (en) * 1979-04-30 1982-04-06 Franz Merger Process for the preparation of an aryl mono-, di-, and/or polyurethane
US4375000A (en) * 1979-04-30 1983-02-22 Basf Aktiengesellschaft 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
EP0028338B1 (de) 1984-01-18
JPS6317820B2 (enExample) 1988-04-15
EP0028338A3 (en) 1981-08-05
EP0028338B2 (de) 1986-02-26
US4290970A (en) 1981-09-22
DE3066197D1 (en) 1984-02-23
EP0028338A2 (de) 1981-05-13
JPS5665858A (en) 1981-06-03

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