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FR769011A - New porous or spongy, flexible or elastic articles and their manufacturing process - Google Patents

New porous or spongy, flexible or elastic articles and their manufacturing process

Info

Publication number
FR769011A
FR769011A FR769011DA FR769011A FR 769011 A FR769011 A FR 769011A FR 769011D A FR769011D A FR 769011DA FR 769011 A FR769011 A FR 769011A
Authority
FR
France
Prior art keywords
spongy
flexible
manufacturing process
new porous
elastic articles
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
Other languages
French (fr)
Inventor
Georges-Emmanuel Zelger
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
Application granted granted Critical
Publication of FR769011A publication Critical patent/FR769011A/en
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
    • 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
    • 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
    • C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols

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)
FR769011D 1933-04-19 1933-04-19 New porous or spongy, flexible or elastic articles and their manufacturing process Expired FR769011A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR769011T 1933-04-19

Publications (1)

Publication Number Publication Date
FR769011A true FR769011A (en) 1934-08-17

Family

ID=9184518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR769011D Expired FR769011A (en) 1933-04-19 1933-04-19 New porous or spongy, flexible or elastic articles and their manufacturing process

Country Status (1)

Country Link
FR (1) FR769011A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609347A (en) * 1948-05-27 1952-09-02 Wilson Christopher Lumley Method of making expanded polyvinyl alcohol-formaldehyde reaction product and product resulting therefrom
US2636013A (en) * 1951-05-04 1953-04-21 Wilson Method of making an abrasive sponge material and the product resulting therefrom
US2653917A (en) * 1950-06-15 1953-09-29 Christopher L Wilson Method of making an expanded material and the product resulting therefrom
DE903930C (en) * 1937-11-26 1954-02-11 Dr Herbert Vohrer Membrane for dialysis of alkaline solutions containing colloidal impurities
DE955822C (en) * 1953-04-16 1957-01-10 Hoechst Ag Process for the production of spongy bodies by foaming polyvinyl alcohol and aldehydes
DE966602C (en) * 1951-04-28 1957-08-29 Christopher Lumley Wilson Process for the production of spongy fabrics from polyvinyl formal

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903930C (en) * 1937-11-26 1954-02-11 Dr Herbert Vohrer Membrane for dialysis of alkaline solutions containing colloidal impurities
US2609347A (en) * 1948-05-27 1952-09-02 Wilson Christopher Lumley Method of making expanded polyvinyl alcohol-formaldehyde reaction product and product resulting therefrom
US2653917A (en) * 1950-06-15 1953-09-29 Christopher L Wilson Method of making an expanded material and the product resulting therefrom
DE966602C (en) * 1951-04-28 1957-08-29 Christopher Lumley Wilson Process for the production of spongy fabrics from polyvinyl formal
US2636013A (en) * 1951-05-04 1953-04-21 Wilson Method of making an abrasive sponge material and the product resulting therefrom
DE955822C (en) * 1953-04-16 1957-01-10 Hoechst Ag Process for the production of spongy bodies by foaming polyvinyl alcohol and aldehydes

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