BE851820A - Procede ameliore pour la preparation de resines expansees souples a l'aide d'un melange d'agents porogenes determines - Google Patents

Procede ameliore pour la preparation de resines expansees souples a l'aide d'un melange d'agents porogenes determines

Info

Publication number
BE851820A
BE851820A BE175250A BE175250A BE851820A BE 851820 A BE851820 A BE 851820A BE 175250 A BE175250 A BE 175250A BE 175250 A BE175250 A BE 175250A BE 851820 A BE851820 A BE 851820A
Authority
BE
Belgium
Prior art keywords
mixture
preparation
determined
improved process
flexible expanded
Prior art date
Application number
BE175250A
Other languages
English (en)
French (fr)
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of BE851820A publication Critical patent/BE851820A/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
    • C08J9/04—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
    • C08J9/14—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 organic
    • C08J9/143—Halogen containing compounds
    • C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • 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
    • Y10S264/05—Use of one or more blowing agents together

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE175250A 1976-02-27 1977-02-25 Procede ameliore pour la preparation de resines expansees souples a l'aide d'un melange d'agents porogenes determines BE851820A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66191176A 1976-02-27 1976-02-27

Publications (1)

Publication Number Publication Date
BE851820A true BE851820A (fr) 1977-08-25

Family

ID=24655613

Family Applications (1)

Application Number Title Priority Date Filing Date
BE175250A BE851820A (fr) 1976-02-27 1977-02-25 Procede ameliore pour la preparation de resines expansees souples a l'aide d'un melange d'agents porogenes determines

Country Status (16)

Country Link
US (1) US4101467A (it)
JP (1) JPS5844091B2 (it)
AU (1) AU507018B2 (it)
BE (1) BE851820A (it)
BR (1) BR7701176A (it)
CA (1) CA1079450A (it)
CH (1) CH629516A5 (it)
DE (1) DE2708122A1 (it)
DK (1) DK85577A (it)
ES (1) ES456084A1 (it)
FR (1) FR2342314A1 (it)
GB (1) GB1541964A (it)
IT (1) IT1113268B (it)
NL (1) NL7701616A (it)
NO (1) NO146541C (it)
SE (1) SE417978B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4215202A (en) * 1979-02-22 1980-07-29 The Dow Chemical Company Soft ethylenic polymer blend foams
JPS55125128A (en) * 1979-03-15 1980-09-26 Dow Chemical Co Low density extrusion foam of ethylenic polymer
EP0019021B1 (en) * 1979-05-16 1983-06-08 The Dow Chemical Company Process for continuously manufacturing polyolefin resin foam
US4407982A (en) * 1981-02-06 1983-10-04 Du Pont Canada Inc. Process for the manufacture of foamed structures
US4528300A (en) * 1984-01-31 1985-07-09 The Dow Chemical Company Process for producing dimensionally stable polyolefin foams using environmentally acceptable blowing agent systems
US4694026A (en) * 1985-05-24 1987-09-15 The Dow Chemical Company Polyolefin foam compositions having improved dimensional stability utilizing certain unsaturated nitrogen-containing compounds and process for making same
WO1987004445A1 (en) * 1986-01-22 1987-07-30 The Dow Chemical Company Expandable polyolefin compositions and polyolefin foam preparation process
US5277515A (en) * 1988-10-13 1994-01-11 Applied Extrusion Technologies, Inc. Extruded ethylenic polymer foam containing both open and closed cells
US5098782A (en) * 1988-10-13 1992-03-24 Applied Extrusion Technologies, Inc. Extruded ethylenic polymer foam containing both open and closed cells
GB2226030A (en) * 1988-12-13 1990-06-20 Ici Plc Blowing agent
FR2662944B2 (fr) * 1989-11-10 1992-09-04 Atochem Nouveau melange azeotropique a bas point d'ebullition a base de fluoroalcanes et ses applications.
US6121337A (en) * 1990-03-23 2000-09-19 E. I. Du Pont De Nemours And Company Compositions containing 1,1,2,2-tetrafluoroethane (HFC-134) for closed-cell polymer foam production
US5147896A (en) * 1991-05-20 1992-09-15 E. I. Du Pont De Nemours And Company Foam blowing agent composition and process for producing foams
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US6090479A (en) * 1995-06-26 2000-07-18 Sekisui Kagaku Kogyo Kabushiki Kaisha Shape-recoverable resin foamed product
KR970001426A (ko) * 1995-06-26 1997-01-24 타다시 마츠다 수지발포체, 그 제조방법 및 적층체
US5895614A (en) * 1995-08-22 1999-04-20 Tenneco Protective Packaging Inc. Method of forming a microcellular foam plank
US6323245B1 (en) 2000-08-24 2001-11-27 Sealed Air Corporation (Us) Blowing agent, polyolefin foam, and process for producing polyolefin foam
US7166248B2 (en) * 2003-01-03 2007-01-23 Pactiv Corporation Reduced VOC emission alkenyl aromatic polymer foams and processes
US6726577B1 (en) * 2003-01-21 2004-04-27 Almost Golf, Inc. Golf ball of unitary molded construction
ES2376290T5 (es) 2007-03-29 2020-03-19 Arkema Inc Uso de composiciones de agente expansionante a base de hidrofluorolefinas e hidroclorofluorolefinas para el espumado de material termoplástico
US8226906B2 (en) 2008-09-08 2012-07-24 Zygem Corporation Limited Sample collection device suitable for low-volume extraction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491032A (en) 1964-09-02 1970-01-20 Dow Chemical Co High density polyolefin foams
US3379802A (en) 1964-11-04 1968-04-23 Dow Chemical Co Foamed olefin copolymer blends
US3449268A (en) * 1966-05-31 1969-06-10 Dow Chemical Co Process for making foamable isotactic polystyrene
US3657165A (en) * 1968-10-11 1972-04-18 Sekisui Chemical Co Ltd Process for preparation of ethylenic resin foam
FR2211943A5 (en) 1972-12-26 1974-07-19 Dow Chemical Co Expandable alpha-olefin copolymer granules - having improved shelf life

Also Published As

Publication number Publication date
IT1113268B (it) 1986-01-20
NO146541B (no) 1982-07-12
DE2708122A1 (de) 1977-09-08
FR2342314B1 (it) 1978-10-20
NO770611L (no) 1977-08-30
JPS5844091B2 (ja) 1983-09-30
FR2342314A1 (fr) 1977-09-23
GB1541964A (en) 1979-03-14
JPS52110774A (en) 1977-09-17
CA1079450A (en) 1980-06-10
ES456084A1 (es) 1978-06-16
CH629516A5 (de) 1982-04-30
AU507018B2 (en) 1980-01-31
SE417978B (sv) 1981-04-27
BR7701176A (pt) 1977-10-18
US4101467A (en) 1978-07-18
SE7702140L (sv) 1977-08-28
NL7701616A (nl) 1977-08-30
DK85577A (da) 1977-08-28
NO146541C (no) 1982-10-27
AU2254377A (en) 1978-08-31

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: THE DOW CHEMICAL CY

Effective date: 19860228