BE548361A - - Google Patents

Info

Publication number
BE548361A
BE548361A BE548361DA BE548361A BE 548361 A BE548361 A BE 548361A BE 548361D A BE548361D A BE 548361DA BE 548361 A BE548361 A BE 548361A
Authority
BE
Belgium
Application number
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 of BE548361A publication Critical patent/BE548361A/xx

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
    • C08J9/02—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
    • 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
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • B29B7/7428—Methodical aspects
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/13—Cell size and distribution control while molding a foam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BE548361D 1955-06-08 BE548361A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US806483XA 1955-06-08 1955-06-08

Publications (1)

Publication Number Publication Date
BE548361A true BE548361A (ko)

Family

ID=22158706

Family Applications (1)

Application Number Title Priority Date Filing Date
BE548361D BE548361A (ko) 1955-06-08

Country Status (7)

Country Link
US (1) US3488300A (ko)
BE (1) BE548361A (ko)
CH (1) CH359884A (ko)
FR (1) FR1136734A (ko)
GB (1) GB806483A (ko)
LU (1) LU34090A1 (ko)
NL (1) NL92440C (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1190657B (de) * 1959-05-22 1965-04-08 Lockheed Aircraft Corp Verfahren zur Herstellung von Polyurethanschaumstoffen
US4157427A (en) * 1977-10-11 1979-06-05 General Motors Corporation Method for entraining gas in a liquid chemical precursor for reaction injection molding
US4777186A (en) * 1987-05-04 1988-10-11 Scotfoam Corporation Restricted expansion foaming and the flexible polyurethane foam thereby produced
US5154088A (en) * 1990-07-24 1992-10-13 The Dow Chemical Company Apparatuses and methods for incorporating blowing agents into liquids for the production of polymer foams and for measuring the volumetric expansion potential of mixtures thereof
US5119668A (en) * 1990-07-24 1992-06-09 The Dow Chemical Company Apparatuses and methods for incorporating blowing agents into liquids for the production of polymer foams and for measuring the volumetric expansion potential of mixtures thereof
GB9214372D0 (en) * 1992-07-07 1992-08-19 Ici Plc Process for making mdi based flexible foam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2283604A (en) * 1940-01-25 1942-05-19 Goodrich Co B F Method of making sponge rubber
US2673723A (en) * 1950-06-08 1954-03-30 Us Rubber Co Apparatus for producing latex foam
US2627394A (en) * 1951-10-04 1953-02-03 Firestone Tire & Rubber Co Rubber foam mixer

Also Published As

Publication number Publication date
GB806483A (en) 1958-12-23
US3488300A (en) 1970-01-06
FR1136734A (fr) 1957-05-17
LU34090A1 (ko)
CH359884A (de) 1962-01-31
NL92440C (ko)

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