BE790301A - Prcede de fabrication de polyurethanes resistant a la chaleur et a l'inflammation - Google Patents

Prcede de fabrication de polyurethanes resistant a la chaleur et a l'inflammation

Info

Publication number
BE790301A
BE790301A BE790301DA BE790301A BE 790301 A BE790301 A BE 790301A BE 790301D A BE790301D A BE 790301DA BE 790301 A BE790301 A BE 790301A
Authority
BE
Belgium
Prior art keywords
precedence
manufacturing
heat
resistant polyurethanes
inflammation
Prior art date
Application number
Other languages
English (en)
Original Assignee
Naphtachimie Sa
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.)
Publication date
Publication of BE790301A publication Critical patent/BE790301A/fr

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
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/54—Polycondensates of aldehydes
    • C08G18/544—Polycondensates of aldehydes with nitrogen compounds
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/54—Polycondensates of aldehydes
    • C08G18/546—Oxyalkylated polycondensates of aldehydes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
BE790301D 1971-10-19 Prcede de fabrication de polyurethanes resistant a la chaleur et a l'inflammation BE790301A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7137415A FR2156428B1 (fr) 1971-10-19 1971-10-19

Publications (1)

Publication Number Publication Date
BE790301A true BE790301A (fr) 1973-04-19

Family

ID=9084551

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790301D BE790301A (fr) 1971-10-19 Prcede de fabrication de polyurethanes resistant a la chaleur et a l'inflammation

Country Status (8)

Country Link
US (1) US3838109A (fr)
BE (1) BE790301A (fr)
DE (1) DE2250855C3 (fr)
FR (1) FR2156428B1 (fr)
GB (1) GB1372153A (fr)
IT (1) IT968999B (fr)
LU (1) LU66310A1 (fr)
NL (1) NL174358C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3170094D1 (en) * 1980-05-08 1985-05-30 Atlantic Richfield Co Process for the preparation of flexible polyurethane foams having high solidity from hydroxylic resins on the basis of ketone-formaldehyde condensates
ES2793850T3 (es) * 2015-07-07 2020-11-17 Evonik Degussa Gmbh Producción de espuma de poliuretano
EP3459984A1 (fr) * 2017-09-25 2019-03-27 Evonik Degussa GmbH Fabrication de mousse de polyuréthane

Also Published As

Publication number Publication date
NL7214013A (fr) 1973-04-25
FR2156428A1 (fr) 1973-06-01
NL174358C (nl) 1984-06-01
IT968999B (it) 1974-03-20
FR2156428B1 (fr) 1975-08-01
NL174358B (nl) 1984-01-02
US3838109A (en) 1974-09-24
DE2250855B2 (de) 1979-08-09
GB1372153A (en) 1974-10-30
DE2250855A1 (de) 1973-04-26
DE2250855C3 (de) 1980-04-17
LU66310A1 (fr) 1973-01-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ATLANTIC RICHFIELD CY

Effective date: 19891031