ES372777A1 - Procedimiento para la obtencion de espumas flexibles de po-liuretano. - Google Patents

Procedimiento para la obtencion de espumas flexibles de po-liuretano.

Info

Publication number
ES372777A1
ES372777A1 ES372777A ES372777A ES372777A1 ES 372777 A1 ES372777 A1 ES 372777A1 ES 372777 A ES372777 A ES 372777A ES 372777 A ES372777 A ES 372777A ES 372777 A1 ES372777 A1 ES 372777A1
Authority
ES
Spain
Prior art keywords
acid
reaction
reaction mixture
hydrochloric acid
compound
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
ES372777A
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.)
DEKACHIMIE
Original Assignee
DEKACHIMIE
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 DEKACHIMIE filed Critical DEKACHIMIE
Publication of ES372777A1 publication Critical patent/ES372777A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • 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
    • C08G18/089—Reaction retarding agents
    • 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
    • C08G18/16—Catalysts
    • C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
ES372777A 1968-10-25 1969-10-22 Procedimiento para la obtencion de espumas flexibles de po-liuretano. Expired ES372777A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR171462 1968-10-25

Publications (1)

Publication Number Publication Date
ES372777A1 true ES372777A1 (es) 1971-11-01

Family

ID=8656145

Family Applications (1)

Application Number Title Priority Date Filing Date
ES372777A Expired ES372777A1 (es) 1968-10-25 1969-10-22 Procedimiento para la obtencion de espumas flexibles de po-liuretano.

Country Status (6)

Country Link
BE (1) BE740275A (es)
DE (1) DE1952803A1 (es)
ES (1) ES372777A1 (es)
FR (1) FR1590004A (es)
GB (1) GB1274256A (es)
NL (1) NL6915892A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607999C2 (de) * 1976-02-27 1983-02-03 Bayer Ag, 5090 Leverkusen Urethan- und Isocyanuratgruppen aufweisende Schaumstoffe und ein Verfahren zu ihrer Herstellung
DE2634418A1 (de) * 1976-07-30 1978-02-02 Lentia Gmbh Verfahren zur herstellung von schaumkunststoffen mit verbessertem brandverhalten
DE2634417A1 (de) * 1976-07-30 1978-02-02 Lentia Gmbh Verfahren zur herstellung von schaumkunststoffen mit verbessertem brandverhalten
DE2732105A1 (de) * 1977-07-15 1979-01-25 Lentia Gmbh Verfahren zur herstellung von schaumkunststoffen mit verbessertem brandverhalten
EP3330308A1 (de) * 2016-12-05 2018-06-06 Covestro Deutschland AG Verfahren zur herstellung von tdi-basierten polyurethanweichschaumstoffen enthaltend organische säureanhydride und/oder organische säurechloride

Also Published As

Publication number Publication date
FR1590004A (es) 1970-04-06
BE740275A (es) 1970-03-16
DE1952803A1 (de) 1970-10-08
NL6915892A (es) 1970-04-28
GB1274256A (en) 1972-05-17

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