BE796382A - Procede de preparation d'isocyanates organiques aromatiques - Google Patents

Procede de preparation d'isocyanates organiques aromatiques

Info

Publication number
BE796382A
BE796382A BE128461A BE128461A BE796382A BE 796382 A BE796382 A BE 796382A BE 128461 A BE128461 A BE 128461A BE 128461 A BE128461 A BE 128461A BE 796382 A BE796382 A BE 796382A
Authority
BE
Belgium
Prior art keywords
aromatic
cpd
catalyst
contg
isocyanates
Prior art date
Application number
BE128461A
Other languages
English (en)
Original Assignee
Sumitomo Chemical Co
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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of BE796382A publication Critical patent/BE796382A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/14—Preparation of derivatives of isocyanic acid by catalytic reaction of nitro compounds with carbon monoxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE128461A 1972-03-07 1973-03-07 Procede de preparation d'isocyanates organiques aromatiques BE796382A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2369972A JPS5025468B2 (fr) 1972-03-07 1972-03-07

Publications (1)

Publication Number Publication Date
BE796382A true BE796382A (fr) 1973-09-07

Family

ID=12117632

Family Applications (1)

Application Number Title Priority Date Filing Date
BE128461A BE796382A (fr) 1972-03-07 1973-03-07 Procede de preparation d'isocyanates organiques aromatiques

Country Status (2)

Country Link
JP (1) JPS5025468B2 (fr)
BE (1) BE796382A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5625248Y2 (fr) * 1975-07-03 1981-06-15
JPS56149470U (fr) * 1981-03-23 1981-11-10
JP2019050316A (ja) 2017-09-11 2019-03-28 東芝メモリ株式会社 Ｓｅｍ検査装置およびパターンマッチング方法

Also Published As

Publication number Publication date
JPS4891036A (fr) 1973-11-27
JPS5025468B2 (fr) 1975-08-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SUMITOMO CHEMICAL CY LTD

Effective date: 19860331