FR2268045B1 - - Google Patents

Info

Publication number
FR2268045B1
FR2268045B1 FR7511948A FR7511948A FR2268045B1 FR 2268045 B1 FR2268045 B1 FR 2268045B1 FR 7511948 A FR7511948 A FR 7511948A FR 7511948 A FR7511948 A FR 7511948A FR 2268045 B1 FR2268045 B1 FR 2268045B1
Authority
FR
France
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
FR7511948A
Other languages
French (fr)
Other versions
FR2268045A1 (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2268045A1 publication Critical patent/FR2268045A1/en
Application granted granted Critical
Publication of FR2268045B1 publication Critical patent/FR2268045B1/fr
Granted 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • 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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
FR7511948A 1974-04-19 1975-04-17 Blowing agent for polyurethane foams - comprising trichloro-fluoromethane, ethyl chloride and methylene chloride Granted FR2268045A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46239374A 1974-04-19 1974-04-19

Publications (2)

Publication Number Publication Date
FR2268045A1 FR2268045A1 (en) 1975-11-14
FR2268045B1 true FR2268045B1 (en) 1978-02-24

Family

ID=23836283

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7511948A Granted FR2268045A1 (en) 1974-04-19 1975-04-17 Blowing agent for polyurethane foams - comprising trichloro-fluoromethane, ethyl chloride and methylene chloride

Country Status (9)

Country Link
JP (1) JPS5217879B2 (en)
AR (1) AR202505A1 (en)
AU (1) AU8028675A (en)
BE (1) BE828132A (en)
BR (1) BR7502393A (en)
DE (1) DE2517272A1 (en)
FR (1) FR2268045A1 (en)
IT (1) IT1038010B (en)
NL (1) NL7504660A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1470730A (en) * 1965-03-05 1967-02-24 Allied Chem Low density polyurethanes and their preparation process
ZA707944B (en) * 1969-12-03 1971-10-27 Cincinnati Milacron Inc Process for the production of polyurethane moldings
US3770668A (en) * 1970-10-29 1973-11-06 Dow Chemical Co Styrene polymer foam and the preparation thereof

Also Published As

Publication number Publication date
BR7502393A (en) 1976-03-09
FR2268045A1 (en) 1975-11-14
IT1038010B (en) 1979-11-20
JPS50145496A (en) 1975-11-21
DE2517272A1 (en) 1975-10-23
NL7504660A (en) 1975-10-21
JPS5217879B2 (en) 1977-05-18
BE828132A (en) 1975-10-20
AR202505A1 (en) 1975-06-13
AU8028675A (en) 1976-10-21

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Legal Events

Date Code Title Description
ST Notification of lapse