BE643976A - Procédé de préparation de mélanges chimiques de moussage - Google Patents

Procédé de préparation de mélanges chimiques de moussage

Info

Publication number
BE643976A
BE643976A BE643976A BE643976A BE643976A BE 643976 A BE643976 A BE 643976A BE 643976 A BE643976 A BE 643976A BE 643976 A BE643976 A BE 643976A BE 643976 A BE643976 A BE 643976A
Authority
BE
Belgium
Prior art keywords
chemical foaming
preparing chemical
foaming mixtures
mixtures
preparing
Prior art date
Application number
BE643976A
Other languages
English (en)
Original Assignee
Specialty Converters
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 Specialty Converters filed Critical Specialty Converters
Publication of BE643976A publication Critical patent/BE643976A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/82—Heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
    • 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
    • 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
    • C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
    • 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
BE643976A 1963-02-26 1964-02-18 Procédé de préparation de mélanges chimiques de moussage BE643976A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26104163A 1963-02-26 1963-02-26

Publications (1)

Publication Number Publication Date
BE643976A true BE643976A (fr) 1964-06-15

Family

ID=24156915

Family Applications (1)

Application Number Title Priority Date Filing Date
BE643976A BE643976A (fr) 1963-02-26 1964-02-18 Procédé de préparation de mélanges chimiques de moussage

Country Status (9)

Country Link
US (1) US3468987A (fr)
JP (1) JPS4942679B1 (fr)
BE (1) BE643976A (fr)
CH (1) CH426253A (fr)
DE (1) DE1230208B (fr)
FR (1) FR1385827A (fr)
GB (1) GB1022030A (fr)
LU (1) LU45474A1 (fr)
NL (1) NL6401819A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2440022C2 (de) * 1974-08-21 1982-07-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Dämm- und Leichtbaustoffen und Vorrichtung zur Durchführung dieses Verfahrens
US5081162A (en) * 1989-02-27 1992-01-14 Woodbridge Foam Corporation Process for producing foamed polymers
CN109422914B (zh) * 2017-08-24 2021-02-09 补天新材料技术有限公司 多胺乙醇胺碱性发泡剂和用于制备聚氨酯太阳能泡沫体材料的用途

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957207A (en) * 1958-08-28 1960-10-25 B B Chem Co Manufacture of thin sheet foam

Also Published As

Publication number Publication date
GB1022030A (en) 1966-03-09
US3468987A (en) 1969-09-23
NL6401819A (nl) 1964-08-27
DE1230208B (de) 1966-12-08
CH426253A (fr) 1966-12-15
JPS4942679B1 (fr) 1974-11-16
FR1385827A (fr) 1965-01-15
LU45474A1 (fr) 1964-04-20

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