CA1021516A - Process for conversion of polyurethane foam and product thereof - Google Patents

Process for conversion of polyurethane foam and product thereof

Info

Publication number
CA1021516A
CA1021516A CA211,819A CA211819A CA1021516A CA 1021516 A CA1021516 A CA 1021516A CA 211819 A CA211819 A CA 211819A CA 1021516 A CA1021516 A CA 1021516A
Authority
CA
Canada
Prior art keywords
conversion
product
polyurethane foam
polyurethane
foam
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
CA211,819A
Inventor
Jacob Braslaw
Roy L. Gealer
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.)
Ford Motor Company of Canada Ltd
Original Assignee
Ford Motor Company of Canada Ltd
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 Ford Motor Company of Canada Ltd filed Critical Ford Motor Company of Canada Ltd
Application granted granted Critical
Publication of CA1021516A publication Critical patent/CA1021516A/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
    • C08J9/36—After-treatment
    • 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
    • Y10S264/911—Recycling consumer used articles or products
    • Y10S264/916—From porous material containing articles, e.g. sponge, foam
CA211,819A 1973-11-06 1974-10-21 Process for conversion of polyurethane foam and product thereof Expired CA1021516A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US413475A US3880977A (en) 1973-11-06 1973-11-06 Process for the conversion of polyurethane foam to a continuous densified sheet of polyurethane

Publications (1)

Publication Number Publication Date
CA1021516A true CA1021516A (en) 1977-11-29

Family

ID=23637364

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,819A Expired CA1021516A (en) 1973-11-06 1974-10-21 Process for conversion of polyurethane foam and product thereof

Country Status (6)

Country Link
US (1) US3880977A (en)
JP (1) JPS5075667A (en)
BE (1) BE821855A (en)
CA (1) CA1021516A (en)
DE (1) DE2452308B2 (en)
GB (1) GB1435480A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020602C1 (en) * 1990-06-28 1992-03-19 Stankiewicz Gmbh, 3101 Adelheisdorf, De
US5273698A (en) * 1992-05-28 1993-12-28 Creme Art Corporation Method for shaping cover materials
US5296182A (en) * 1992-05-28 1994-03-22 Creme Art Corporation Method for making formed laminate

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2933767A (en) * 1953-09-23 1960-04-26 Cogepa Ets Improved method of post compressing a carbamide resin foam
US3050432A (en) * 1956-10-27 1962-08-21 Bayer Ag Process for compressing cellular polyurethane plastic
US3306966A (en) * 1962-06-15 1967-02-28 Matejcek Franz Process for preparing compact expandable urethane foams
BE636607A (en) * 1962-10-31 1900-01-01
US3171820A (en) * 1964-02-17 1965-03-02 Scott Paper Co Reticulated polyurethane foams and process for their production
US3398224A (en) * 1965-07-07 1968-08-20 Pepperell Mfg Company Method of and apparatus for providing a polyurethane foam with a dense surface layer
US3325834A (en) * 1965-12-28 1967-06-20 Henry H Lovette Inner spring body supporting article and method of making the same
US3443007A (en) * 1967-02-21 1969-05-06 Mobay Chemical Corp Process for producing a smooth impervious skin on the surface of a resilient sheet of foamed plastic
US3577519A (en) * 1968-11-29 1971-05-04 Olin Mathieson Process for controlling the amount of densification in polyurethane foams and products produced thereby
US3726624A (en) * 1970-02-27 1973-04-10 I Schwarz Foam sheet material means
US3746610A (en) * 1971-01-29 1973-07-17 Du Pont Composite boards prepared from foam sheeting
US3795633A (en) * 1971-12-17 1974-03-05 Ford Motor Co Recovery of thermoplastic foam

Also Published As

Publication number Publication date
JPS5075667A (en) 1975-06-20
BE821855A (en) 1975-03-03
US3880977A (en) 1975-04-29
GB1435480A (en) 1976-05-12
DE2452308B2 (en) 1976-11-25
DE2452308A1 (en) 1975-05-15

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