ES448292A1 - Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos. - Google Patents

Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos.

Info

Publication number
ES448292A1
ES448292A1 ES448292A ES448292A ES448292A1 ES 448292 A1 ES448292 A1 ES 448292A1 ES 448292 A ES448292 A ES 448292A ES 448292 A ES448292 A ES 448292A ES 448292 A1 ES448292 A1 ES 448292A1
Authority
ES
Spain
Prior art keywords
diisocyanate
preparation
disulphonic acids
formula
aromatic
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
ES448292A
Other languages
English (en)
Spanish (es)
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 ES448292A1 publication Critical patent/ES448292A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/798—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing urethdione groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D229/00—Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms
    • 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
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • C08G18/0828—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing sulfonate groups or groups forming them
    • 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
    • C08G18/775—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES448292A 1975-06-03 1976-05-28 Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos. Expired ES448292A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752524476 DE2524476A1 (de) 1975-06-03 1975-06-03 Aromatische uretdion-diisocyanat- disulfonsaeuren ein verfahren zu ihrer herstellung, sowie ihre verwendung

Publications (1)

Publication Number Publication Date
ES448292A1 true ES448292A1 (es) 1977-07-16

Family

ID=5948072

Family Applications (1)

Application Number Title Priority Date Filing Date
ES448292A Expired ES448292A1 (es) 1975-06-03 1976-05-28 Procedimiento para la obtencion de acidos uretdion-diisocia-natos-disulfonicos.

Country Status (11)

Country Link
JP (1) JPS51146456A (fr)
AT (1) AT349031B (fr)
BE (1) BE842493A (fr)
CH (1) CH628334A5 (fr)
DE (1) DE2524476A1 (fr)
ES (1) ES448292A1 (fr)
FR (1) FR2313368A1 (fr)
GB (1) GB1494467A (fr)
IT (1) IT1061348B (fr)
NL (1) NL7606020A (fr)
SE (1) SE7606220L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135542A1 (de) * 1981-09-08 1983-03-17 Bayer Ag, 5090 Leverkusen Uretdiongruppen aufweisendes diisocyanat, ein verfahren zur herstellung von hitzevernetzbaren oligoadditionsprodukten und deren verwendung zur herstellung von hochmolekularen kunststoffen
DE3232736A1 (de) * 1982-09-03 1984-03-08 Bayer Ag, 5090 Leverkusen Aromatische uretdion-di-harnstoff-diamine, verfahren zu ihrer herstellung und ihre verwendung bei der polyurethansynthese

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1530991A (fr) * 1966-07-18 1968-06-28 Uniroyal Procédé de dimérisation de di-isocyanates aromatiques en dispersion aqueuse
FR2249873A1 (en) * 1973-10-31 1975-05-30 Bakhitov Mansur 2,4-Toluylene diisocyanate dimer prepn. - catalysed by trialkyl phosphite under heat removal conditions opt in inert solvent
DE2452390C2 (de) * 1974-11-05 1983-12-29 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen Herstellung von aromatischen Uretdiongruppen aufweisenden Polyisocyanaten

Also Published As

Publication number Publication date
CH628334A5 (en) 1982-02-26
JPS51146456A (en) 1976-12-16
GB1494467A (en) 1977-12-07
AT349031B (de) 1979-03-12
FR2313368B1 (fr) 1982-01-08
NL7606020A (nl) 1976-12-07
DE2524476A1 (de) 1976-12-23
SE7606220L (sv) 1976-12-04
BE842493A (fr) 1976-12-02
ATA401276A (de) 1978-08-15
IT1061348B (it) 1983-02-28
FR2313368A1 (fr) 1976-12-31

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