DK135659B - Fremgangsmåde til fremstilling af fleksibelt polyurethanskumstof med forøget massefylde. - Google Patents

Fremgangsmåde til fremstilling af fleksibelt polyurethanskumstof med forøget massefylde.

Info

Publication number
DK135659B
DK135659B DK634269AA DK634269A DK135659B DK 135659 B DK135659 B DK 135659B DK 634269A A DK634269A A DK 634269AA DK 634269 A DK634269 A DK 634269A DK 135659 B DK135659 B DK 135659B
Authority
DK
Denmark
Prior art keywords
production
polyurethane foam
flexible polyurethane
increased density
density
Prior art date
Application number
DK634269AA
Other languages
Danish (da)
English (en)
Other versions
DK135659C (enExample
Inventor
Mario Andrew Gambardella
Original Assignee
Olin Corp
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 Olin Corp filed Critical Olin Corp
Publication of DK135659B publication Critical patent/DK135659B/da
Application granted granted Critical
Publication of DK135659C publication Critical patent/DK135659C/da

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
    • 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
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/918—Physical aftertreatment of a cellular product

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)
  • Molding Of Porous Articles (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DK634269AA 1968-11-29 1969-11-28 Fremgangsmåde til fremstilling af fleksibelt polyurethanskumstof med forøget massefylde. DK135659B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78024668A 1968-11-29 1968-11-29

Publications (2)

Publication Number Publication Date
DK135659B true DK135659B (da) 1977-06-06
DK135659C DK135659C (enExample) 1977-12-05

Family

ID=25119041

Family Applications (1)

Application Number Title Priority Date Filing Date
DK634269AA DK135659B (da) 1968-11-29 1969-11-28 Fremgangsmåde til fremstilling af fleksibelt polyurethanskumstof med forøget massefylde.

Country Status (10)

Country Link
US (1) US3577519A (enExample)
JP (1) JPS5340626B1 (enExample)
BE (1) BE742411A (enExample)
CA (1) CA927069A (enExample)
DE (1) DE1959921C3 (enExample)
DK (1) DK135659B (enExample)
ES (1) ES373817A1 (enExample)
FR (1) FR2024564A1 (enExample)
NL (1) NL163459C (enExample)
SE (1) SE364295B (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA961227A (en) * 1970-12-07 1975-01-21 Olin Corporation Low ball-drop resilience densified polyurethane foam
US3880977A (en) * 1973-11-06 1975-04-29 Ford Motor Co Process for the conversion of polyurethane foam to a continuous densified sheet of polyurethane
USRE32032E (en) * 1978-02-10 1985-11-19 Foam Cutting Engineers, Inc. Method of densifying open-celled polyurethane material
GB2014168B (en) * 1978-02-10 1982-07-21 Foam Cutting Eng Method of desifying open-celled polyurethane material
US4228076A (en) * 1978-02-10 1980-10-14 Foam Cutting Engineers, Inc. Method of densifying open-celled polyurethane material
GB2050395B (en) * 1979-05-31 1983-03-16 Foam Cutting Eng Method of densifying open-celled polyurethane foam
JPH05814U (ja) * 1991-06-20 1993-01-08 啓一 藤田 屋根板取付装置
US7262351B2 (en) * 2004-04-23 2007-08-28 Asami Inouye Piano hammer
USD719711S1 (en) 2013-11-07 2014-12-16 Michael Mozeika, III Contoured scrubber

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB925249A (en) * 1960-10-12 1963-05-01 Ici Ltd Improvements in or relating to the manufacture of cellular materials

Also Published As

Publication number Publication date
NL163459B (nl) 1980-04-15
ES373817A1 (es) 1972-05-16
DE1959921C3 (de) 1981-05-21
JPS5340626B1 (enExample) 1978-10-28
FR2024564A1 (enExample) 1970-08-28
DK135659C (enExample) 1977-12-05
US3577519A (en) 1971-05-04
NL6917114A (enExample) 1970-06-02
BE742411A (enExample) 1970-05-28
SE364295B (enExample) 1974-02-18
CA927069A (en) 1973-05-29
NL163459C (nl) 1980-09-15
DE1959921B2 (de) 1980-08-21
DE1959921A1 (de) 1970-06-25

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