BE744132A - PROCESS FOR PREPARING DIISOCYANATES - Google Patents

PROCESS FOR PREPARING DIISOCYANATES

Info

Publication number
BE744132A
BE744132A BE744132DA BE744132A BE 744132 A BE744132 A BE 744132A BE 744132D A BE744132D A BE 744132DA BE 744132 A BE744132 A BE 744132A
Authority
BE
Belgium
Prior art keywords
preparing diisocyanates
diisocyanates
preparing
Prior art date
Application number
Other languages
French (fr)
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
Publication of BE744132A publication Critical patent/BE744132A/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
BE744132D 1969-01-07 1970-01-07 PROCESS FOR PREPARING DIISOCYANATES BE744132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691900514 DE1900514B2 (en) 1969-01-07 1969-01-07 PROCESS FOR THE PREPARATION OF ALIPHATIC DIISOCYANATES

Publications (1)

Publication Number Publication Date
BE744132A true BE744132A (en) 1970-06-15

Family

ID=5721824

Family Applications (1)

Application Number Title Priority Date Filing Date
BE744132D BE744132A (en) 1969-01-07 1970-01-07 PROCESS FOR PREPARING DIISOCYANATES

Country Status (5)

Country Link
BE (1) BE744132A (en)
DE (1) DE1900514B2 (en)
FR (1) FR2027876A1 (en)
GB (1) GB1225450A (en)
NL (1) NL7000059A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0271679A3 (en) * 1986-11-03 1988-11-23 American Cyanamid Company Isocyanates derived from dienes and process and their preparation
CN101495643A (en) 2006-08-01 2009-07-29 巴斯夫欧洲公司 Process for preparing pentamethylene 1,5-diisocyanate
KR102547793B1 (en) 2014-09-19 2023-06-26 코베스트로 도이칠란트 아게 Method for producing 1,5-pentanediisocyanate in the gas phase
CN107406573B (en) 2015-03-16 2021-09-03 科思创德国股份有限公司 Polyisocyanate composition based on 1, 5-pentamethylene diisocyanate
US10428174B2 (en) 2015-04-21 2019-10-01 Covestro Deutschland Ag Polyisocyanate mixture based on 1,5-diisocyanatopentane
EP3660066A1 (en) 2018-11-28 2020-06-03 Covestro Deutschland AG Polyisocyanate composition based on pentamethylendiisocyanate for coatings
US20210253772A1 (en) 2020-02-18 2021-08-19 Covestro Llc Polyoxazolidinone compositions
CN114105825A (en) 2020-08-27 2022-03-01 中国科学院过程工程研究所 Preparation method of 1, 5-pentamethylene diisocyanate
EP4480979A1 (en) 2023-06-20 2024-12-25 Covestro Deutschland AG Polyisocyanate composition
EP4545579A1 (en) 2023-10-24 2025-04-30 Covestro Deutschland AG Process for the preparation of a polyisocyanate based on 1,5-pentamethylene diisocyanate

Also Published As

Publication number Publication date
NL7000059A (en) 1970-07-09
DE1900514A1 (en) 1970-08-20
FR2027876A1 (en) 1970-10-02
DE1900514B2 (en) 1976-08-26
GB1225450A (en) 1971-03-17

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