ES453464A1 - Procedimiento para la obtencion de catalizadores de carbo- diimidacion. - Google Patents

Procedimiento para la obtencion de catalizadores de carbo- diimidacion.

Info

Publication number
ES453464A1
ES453464A1 ES453464A ES453464A ES453464A1 ES 453464 A1 ES453464 A1 ES 453464A1 ES 453464 A ES453464 A ES 453464A ES 453464 A ES453464 A ES 453464A ES 453464 A1 ES453464 A1 ES 453464A1
Authority
ES
Spain
Prior art keywords
molecular weight
high molecular
matrix
carbodiimidation catalysts
carbodiimidation
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
ES453464A
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 ES453464A1 publication Critical patent/ES453464A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
    • C08F299/02—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
    • C08F299/04—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polyesters
    • C08F299/0478—Copolymers from unsaturated polyesters and low molecular monomers characterised by the monomers used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
    • 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
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/692—Polyesters containing atoms other than carbon, hydrogen and oxygen containing phosphorus
    • C08G63/6924—Polyesters containing atoms other than carbon, hydrogen and oxygen containing phosphorus derived from polycarboxylic acids and polyhydroxy compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ES453464A 1975-11-21 1976-11-19 Procedimiento para la obtencion de catalizadores de carbo- diimidacion. Expired ES453464A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752552340 DE2552340A1 (de) 1975-11-21 1975-11-21 Hochmolekulare, unloesliche carbodiimidisierungs-katalysatoren

Publications (1)

Publication Number Publication Date
ES453464A1 true ES453464A1 (es) 1977-11-16

Family

ID=5962330

Family Applications (1)

Application Number Title Priority Date Filing Date
ES453464A Expired ES453464A1 (es) 1975-11-21 1976-11-19 Procedimiento para la obtencion de catalizadores de carbo- diimidacion.

Country Status (11)

Country Link
JP (1) JPS5263890A (es)
AU (1) AU1981276A (es)
BE (1) BE848536A (es)
BR (1) BR7607767A (es)
CA (1) CA1094241A (es)
DE (1) DE2552340A1 (es)
ES (1) ES453464A1 (es)
FR (1) FR2332058A1 (es)
GB (1) GB1538605A (es)
NL (1) NL7612854A (es)
SE (1) SE7612888L (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068065A (en) * 1977-01-31 1978-01-10 The Upjohn Company Compounds and process
DE2837770C2 (de) * 1978-08-30 1982-11-18 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von lagerbeständigen, flüssigen, Carbodiimidgruppen aufweisenden Polyisocyanaten
US5415908A (en) * 1993-05-26 1995-05-16 Naesman; Jan H. Polymer supports comprising highly reactive grafted polyolefin inescapably enclosed within a mesh fabric bag
KR20210126050A (ko) * 2019-02-07 2021-10-19 다우 글로벌 테크놀로지스 엘엘씨 페닐 이소시아네이트 전환 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2552350A1 (de) * 1975-11-21 1977-05-26 Bayer Ag Lagerstabile, carbodiimidgruppen enthaltende polyisocyanate

Also Published As

Publication number Publication date
FR2332058A1 (fr) 1977-06-17
BE848536A (fr) 1977-05-20
GB1538605A (en) 1979-01-24
DE2552340A1 (de) 1977-06-02
JPS5263890A (en) 1977-05-26
AU1981276A (en) 1978-05-25
FR2332058B1 (es) 1980-04-30
CA1094241A (en) 1981-01-20
BR7607767A (pt) 1977-10-11
SE7612888L (sv) 1977-05-22
NL7612854A (nl) 1977-05-24

Similar Documents

Publication Publication Date Title
NO159095C (no) Katalysator og anvendelse av denne til polymerisering.
ES402672A1 (es) Un procedimiento para la transposicion de un sulfoxido de acido 6-acilamidopenicilanico a acido 7-acilamido-3-metilcef-3-em-4-carboxilico.
ES453464A1 (es) Procedimiento para la obtencion de catalizadores de carbo- diimidacion.
ES442523A1 (es) Procedimiento para la obtencion de nitronaftalinas.
ES400237A2 (es) Procedimiento para la produccion de deposiciones de plata sobre superficies de cuerpos solidos.
ES395832A1 (es) Un procedimiento perfeccionado para la produccion de un co-polimero.
JPS52151400A (en) Preparation of polyalkenamer
ES408445A1 (es) Procedimiento para introducir grupos aminometilo en un po- limero aromatico de adicion.
ES436783A1 (es) Procedimiento para la preparacion de un catalizador mejoradodestinado a la polimerizacion de olefinas.
ES296800A1 (es) Procedimiento de polimerización
ES291110A1 (es) Procedimiento para preparar copolímeros de peso molecular elevado
JPS523677A (en) Process for polymerization of alpha-olefins
ES418439A1 (es) Un procedimiento para preparar uretanos.
JPS5257128A (en) Process for p-phenylenediamine
ES416236A1 (es) Un procedimiento para la realizacion de reacciones quimicasiniciadas por peroxidos organicos.
ES402328A1 (es) Procedimiento para preparar 4-hidroxibenzodio-xol.
JPS5234000A (en) Preparation of polyphenylene oxide
JPS5228585A (en) Process for the preparation of acrylamide containing little unreacted monomer
ES422540A1 (es) Procedimiento para a preparacion de 4-acetamidofenil-2-ace-toxibenzoato.
ES403361A1 (es) Procedimiento para la polimerizacion controlada de hexaclo-ro-fosfazeno.
JPS51138650A (en) Process for preparing optically active trans-cyclopentene-3,5,-diolmon oester
JPS52108487A (en) Novel process for preparing hydrocarbon resins
JPS5240600A (en) Improved process for preparing ring-opening polymer
ES374339A3 (es) Proceso de polimerizacion del etileno con un catalizador deoxido de metal del grupo v-a y un hidruro de metal alcalino-terreo.
ES292406A1 (es) Procedimiento para la obtenciën de masas coladas incoloras y transparentes