FR2174948B1 - - Google Patents

Info

Publication number
FR2174948B1
FR2174948B1 FR7307577A FR7307577A FR2174948B1 FR 2174948 B1 FR2174948 B1 FR 2174948B1 FR 7307577 A FR7307577 A FR 7307577A FR 7307577 A FR7307577 A FR 7307577A FR 2174948 B1 FR2174948 B1 FR 2174948B1
Authority
FR
France
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.)
Expired
Application number
FR7307577A
Other versions
FR2174948A1 (fr
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.)
Bayer AG
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 FR2174948A1 publication Critical patent/FR2174948A1/fr
Application granted granted Critical
Publication of FR2174948B1 publication Critical patent/FR2174948B1/fr
Expired 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
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR7307577A 1972-03-04 1973-03-02 Expired FR2174948B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2210607A DE2210607A1 (de) 1972-03-04 1972-03-04 Verfahren zur herstellung von nicht vergilbendem diisocyanato-diphenylmethan

Publications (2)

Publication Number Publication Date
FR2174948A1 FR2174948A1 (fr) 1973-10-19
FR2174948B1 true FR2174948B1 (fr) 1978-02-10

Family

ID=5837981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307577A Expired FR2174948B1 (fr) 1972-03-04 1973-03-02

Country Status (8)

Country Link
US (1) US3840578A (fr)
BE (1) BE796091A (fr)
DE (1) DE2210607A1 (fr)
ES (1) ES412226A1 (fr)
FR (1) FR2174948B1 (fr)
GB (1) GB1386197A (fr)
IT (1) IT982868B (fr)
NL (1) NL7302896A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4414366A (en) * 1980-12-05 1983-11-08 Allied Corporation Low color compositions comprising a cross-linked polycyanurate polymer and a thermoplastic polymer
US4334045A (en) * 1980-12-05 1982-06-08 Allied Corporation Low color compositions comprising a cross-linked polycyanurate polymer and a thermoplastic polymer
US4414361A (en) * 1981-08-17 1983-11-08 Atlantic Richfield Company Organic polyisocyanate-cyclic alkylene carbonate adhesive binder compositions
US4709002A (en) * 1986-06-05 1987-11-24 Atlantic Richfield Company Method for the preparation of rigid non-cellular reaction injection molded thermoset polyisocyanurate compositions
DE19914292A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Verringerung des Chlorgehaltes von organischen Isocyanaten
DE19914291A1 (de) 1999-03-30 2000-10-05 Bayer Ag Verfahren zur Absenkung des Chlorgehaltes von niedermolekularen Isocyanaten
DE19922572A1 (de) 1999-05-17 2000-11-23 Bayer Ag Verfahren zur Reinigung von organischen Isocyanaten, die so gereinigten organischen Isocyanate und ihre Verwendung

Also Published As

Publication number Publication date
NL7302896A (fr) 1973-09-07
GB1386197A (en) 1975-03-05
ES412226A1 (es) 1976-11-16
DE2210607A1 (de) 1973-09-06
FR2174948A1 (fr) 1973-10-19
US3840578A (en) 1974-10-08
IT982868B (it) 1974-10-21
BE796091A (fr) 1973-08-28

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Legal Events

Date Code Title Description
ST Notification of lapse