BE836758A - Procede de preparation de materiaux comportant une couche cellulaire a base de polyurethanne comportant des groupements carbodiimides - Google Patents

Procede de preparation de materiaux comportant une couche cellulaire a base de polyurethanne comportant des groupements carbodiimides

Info

Publication number
BE836758A
BE836758A BE162847A BE162847A BE836758A BE 836758 A BE836758 A BE 836758A BE 162847 A BE162847 A BE 162847A BE 162847 A BE162847 A BE 162847A BE 836758 A BE836758 A BE 836758A
Authority
BE
Belgium
Prior art keywords
polyurethane
preparation
layer containing
materials including
cell layer
Prior art date
Application number
BE162847A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE836758A publication Critical patent/BE836758A/xx

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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

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)
  • Carpets (AREA)
BE162847A 1974-12-18 1975-12-17 Procede de preparation de materiaux comportant une couche cellulaire a base de polyurethanne comportant des groupements carbodiimides BE836758A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7441765A FR2295075A1 (fr) 1974-12-18 1974-12-18 Compositions expansibles a base de polyurethanne

Publications (1)

Publication Number Publication Date
BE836758A true BE836758A (fr) 1976-06-17

Family

ID=9146342

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162847A BE836758A (fr) 1974-12-18 1975-12-17 Procede de preparation de materiaux comportant une couche cellulaire a base de polyurethanne comportant des groupements carbodiimides

Country Status (7)

Country Link
JP (1) JPS5337278B2 (de)
BE (1) BE836758A (de)
DE (1) DE2556810C3 (de)
FR (1) FR2295075A1 (de)
GB (1) GB1499447A (de)
IT (1) IT1058329B (de)
NL (1) NL7514397A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8902228D0 (en) * 1989-02-01 1989-03-22 Ici Plc Carbodiimide-isocyanurate rigid foams
WO2013134247A1 (en) * 2012-03-06 2013-09-12 Basf Se Method of producing a flexible polyurethane foam article
CN112897543B (zh) * 2019-12-04 2023-01-06 中国石油天然气股份有限公司 一种降低高岭土细粉粒度的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2853518A (en) * 1956-07-30 1958-09-23 Du Pont Chemical process
MX150388A (es) * 1969-01-31 1984-04-30 Union Carbide Corp Procedimiento mejorado para proporcionar un segundo respaldo sobre un material de alfombrado
US3645923A (en) * 1970-01-26 1972-02-29 Basf Wyandotte Corp Carbodiimide foam composition and process for the preparation therefor
US3994837A (en) * 1974-10-02 1976-11-30 Basf Wyandotte Corporation Urethane-modified carbodiimide-isocynurate foams prepared from TDI-rich isocyanates

Also Published As

Publication number Publication date
DE2556810A1 (de) 1976-06-24
FR2295075A1 (fr) 1976-07-16
FR2295075B1 (de) 1978-02-24
JPS5337278B2 (de) 1978-10-07
JPS5186595A (de) 1976-07-29
DE2556810C3 (de) 1981-09-17
GB1499447A (en) 1978-02-01
DE2556810B2 (de) 1980-10-23
IT1058329B (it) 1982-04-10
NL7514397A (nl) 1976-06-22

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: RHONE-POULENC INDUSTRIES

Effective date: 19851231