ES450852A1 - Procedimiento para la carbodiimidacion parcial de los gruposisocianato de mono yno poliisocianatos. - Google Patents

Procedimiento para la carbodiimidacion parcial de los gruposisocianato de mono yno poliisocianatos.

Info

Publication number
ES450852A1
ES450852A1 ES450852A ES450852A ES450852A1 ES 450852 A1 ES450852 A1 ES 450852A1 ES 450852 A ES450852 A ES 450852A ES 450852 A ES450852 A ES 450852A ES 450852 A1 ES450852 A1 ES 450852A1
Authority
ES
Spain
Prior art keywords
organic isocyanates
partial carbodiimidization
carbodiimidization
partial
mixtures
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.)
Expired
Application number
ES450852A
Other languages
English (en)
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 ES450852A1 publication Critical patent/ES450852A1/es
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
    • C07C263/16—Preparation of derivatives of isocyanic acid by reactions not involving the formation of isocyanate groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1872—Preparation of compounds comprising a -N-C(O)-N-C(O)-N- moiety
    • 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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
    • C08G18/797—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing carbodiimide and/or uretone-imine groups
    • 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
    • C08G2101/00—Manufacture of cellular products
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0033—Foam properties having integral skins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/901—Cellular polymer containing a carbodiimide structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
ES450852A 1975-08-23 1976-08-20 Procedimiento para la carbodiimidacion parcial de los gruposisocianato de mono yno poliisocianatos. Expired ES450852A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2537685A DE2537685C2 (de) 1975-08-23 1975-08-23 Verfahren zur teilweisen Carbodiimidisierung der Isocyanatgruppen von organischen Polyisocyanaten

Publications (1)

Publication Number Publication Date
ES450852A1 true ES450852A1 (es) 1977-08-16

Family

ID=5954738

Family Applications (1)

Application Number Title Priority Date Filing Date
ES450852A Expired ES450852A1 (es) 1975-08-23 1976-08-20 Procedimiento para la carbodiimidacion parcial de los gruposisocianato de mono yno poliisocianatos.

Country Status (8)

Country Link
US (1) US4088665A (es)
JP (1) JPS6049627B2 (es)
BE (1) BE845425A (es)
DE (1) DE2537685C2 (es)
ES (1) ES450852A1 (es)
FR (1) FR2322129A1 (es)
GB (1) GB1505617A (es)
IT (1) IT1076469B (es)

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Also Published As

Publication number Publication date
GB1505617A (en) 1978-03-30
JPS5227703A (en) 1977-03-02
IT1076469B (it) 1985-04-27
FR2322129B1 (es) 1980-05-23
US4088665A (en) 1978-05-09
DE2537685A1 (de) 1977-03-03
DE2537685C2 (de) 1989-04-06
JPS6049627B2 (ja) 1985-11-02
FR2322129A1 (fr) 1977-03-25
BE845425A (fr) 1977-02-23

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