BE855146A - Procede de preparation de chlorures d'acides carbamiques et d'isocyanates - Google Patents

Procede de preparation de chlorures d'acides carbamiques et d'isocyanates

Info

Publication number
BE855146A
BE855146A BE177999A BE177999A BE855146A BE 855146 A BE855146 A BE 855146A BE 177999 A BE177999 A BE 177999A BE 177999 A BE177999 A BE 177999A BE 855146 A BE855146 A BE 855146A
Authority
BE
Belgium
Prior art keywords
isocyanates
carbamic acids
chlorides
preparing
preparing chlorides
Prior art date
Application number
BE177999A
Other languages
English (en)
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of BE855146A publication Critical patent/BE855146A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C269/00—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C269/04—Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups from amines with formation of carbamate groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE177999A 1976-06-04 1977-05-27 Procede de preparation de chlorures d'acides carbamiques et d'isocyanates BE855146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762625075 DE2625075A1 (de) 1976-06-04 1976-06-04 Verfahren zur herstellung von carbamidsaeurechloriden und isocyanaten

Publications (1)

Publication Number Publication Date
BE855146A true BE855146A (fr) 1977-11-28

Family

ID=5979782

Family Applications (1)

Application Number Title Priority Date Filing Date
BE177999A BE855146A (fr) 1976-06-04 1977-05-27 Procede de preparation de chlorures d'acides carbamiques et d'isocyanates

Country Status (2)

Country Link
BE (1) BE855146A (fr)
DE (1) DE2625075A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3108990A1 (de) 1981-03-10 1982-09-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von polyisocyanaten
JPH068269B2 (ja) * 1984-06-01 1994-02-02 三井東圧化学株式会社 ヘキサメチレンジイソシアネ−トの製造方法
FR2677017B1 (fr) * 1991-05-27 1993-08-13 Poudres & Explosifs Ste Nale Procede de preparation de chlorures de carbamoyle aliphatiques ou araliphatiques n,n-disubstitues.
CN101495643A (zh) 2006-08-01 2009-07-29 巴斯夫欧洲公司 制备五亚甲基1,5-二异氰酸酯的方法
KR102547793B1 (ko) 2014-09-19 2023-06-26 코베스트로 도이칠란트 아게 1,5-펜탄디이소시아네이트의 기체상 제조 방법
CN114105825A (zh) 2020-08-27 2022-03-01 中国科学院过程工程研究所 一种1,5-戊二异氰酸酯的制备方法
EP4480944A1 (fr) 2023-06-20 2024-12-25 Covestro Deutschland AG Procédé de préparation de diisocyanates aliphatiques en phase gazeuse

Also Published As

Publication number Publication date
DE2625075A1 (de) 1977-12-22

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