ES555137A0 - Un procedimiento para preparar un producto espumado - Google Patents

Un procedimiento para preparar un producto espumado

Info

Publication number
ES555137A0
ES555137A0 ES555137A ES555137A ES555137A0 ES 555137 A0 ES555137 A0 ES 555137A0 ES 555137 A ES555137 A ES 555137A ES 555137 A ES555137 A ES 555137A ES 555137 A0 ES555137 A0 ES 555137A0
Authority
ES
Spain
Prior art keywords
preparing
procedure
foamed product
foamed
product
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.)
Granted
Application number
ES555137A
Other languages
English (en)
Other versions
ES8801511A1 (es
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.)
Dow Chemical Co
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 ES8801511A1 publication Critical patent/ES8801511A1/es
Publication of ES555137A0 publication Critical patent/ES555137A0/es
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
    • C08J9/04—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
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/505—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through a flat die
    • 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
    • C08J9/0014—Use of organic additives
    • 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
    • C08J9/0066—Use of inorganic compounding ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • 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
    • 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
    • Y10S264/18—Cross-linking a thermoplastic linear foam during molding
    • 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)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
ES555137A 1985-09-20 1986-05-20 Un procedimiento para preparar un producto espumado Expired ES8801511A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/777,992 US4681715A (en) 1984-11-16 1985-09-20 Steam expandable polymeric composition and method

Publications (2)

Publication Number Publication Date
ES8801511A1 ES8801511A1 (es) 1988-01-16
ES555137A0 true ES555137A0 (es) 1988-01-16

Family

ID=25111945

Family Applications (1)

Application Number Title Priority Date Filing Date
ES555137A Expired ES8801511A1 (es) 1985-09-20 1986-05-20 Un procedimiento para preparar un producto espumado

Country Status (9)

Country Link
US (1) US4681715A (es)
EP (1) EP0238504B1 (es)
JP (1) JPS62502476A (es)
AU (1) AU5862186A (es)
CA (1) CA1271595A (es)
DE (1) DE3676685D1 (es)
ES (1) ES8801511A1 (es)
GR (1) GR861291B (es)
WO (1) WO1987001711A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0725123B2 (ja) * 1986-08-04 1995-03-22 ダウ化工株式会社 スチレン系樹脂発泡体の製造方法
US5059376A (en) * 1989-04-20 1991-10-22 Astro-Valcour, Incorporated Methods for rapid purging of blowing agents from foamed polymer products
EP0464581B1 (de) * 1990-07-04 1995-02-22 BASF Aktiengesellschaft Verfahren zur Herstellung von Schaumstoffplatten mit hoher Druckfestigkeit
US5071606A (en) * 1990-09-13 1991-12-10 The Dow Chemical Company Plasticizers for expandable styrene-acrylonitrile resin
DE4138388A1 (de) * 1991-11-22 1993-05-27 Basf Ag Verfahren zur herstellung von schaumstoffplatten mit hoher druckfestigkeit
CN100343314C (zh) 2000-12-21 2007-10-17 陶氏环球技术公司 包含正常液体氢氟碳和二氧化碳的发泡剂组合物和聚合物泡沫
EP1353981B1 (en) 2000-12-21 2007-08-29 Dow Global Technologies Inc. Blow agent compositions containing hydrofluorocarbons and a low-boiling alcohol and/or low-boiling carbonyl compound
JP2006096903A (ja) * 2004-09-30 2006-04-13 Kanebo Ltd ポリ乳酸系樹脂発泡体
DE602005020688D1 (de) * 2004-12-17 2010-05-27 Dow Global Technologies Inc Rheologiemodifizierte polyethylenzusammensetzungen
WO2015170602A1 (ja) * 2014-05-09 2015-11-12 株式会社カネカ スチレン系樹脂押出発泡体の製造方法
KR20180089467A (ko) * 2015-12-03 2018-08-08 다우 글로벌 테크놀로지스 엘엘씨 고다공성 미세기포 폴리에틸렌
IT201800007367A1 (it) 2018-07-20 2020-01-20 Procedimento a basso consumo energetico e ridotto consumo di ammoniaca per la produzione di melammina a elevata purezza tramite pirolisi dell’urea, e relativo impianto

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1166459B (de) * 1957-06-28 1964-03-26 Basf Ag Verfahren zum Herstellen von poroesen, noch blaehfaehigen Teilchen aus thermoplastischen Kunststoffen
US4080344A (en) * 1974-03-28 1978-03-21 Sekisui Kaseihin Kogyo Kabushiki Kaisha Process for the production of expandable ethylenically unsaturated polymer particles
DE2419969A1 (de) * 1974-04-25 1975-11-13 Basf Ag Feinteilige expandierbare styrolpolymerisate
US4065411A (en) * 1974-06-03 1977-12-27 Sekisui Kaseihin Kogyo Kabushiki Kaisha Process for the preparation of expandable styrene polymer particles
JPS5444029B2 (es) * 1975-01-27 1979-12-24
JPS5917737B2 (ja) * 1975-08-01 1984-04-23 ダウ化工株式会社 スチレン系樹脂発泡体の製造方法
JPS52117956A (en) * 1976-03-31 1977-10-03 Hitachi Chemical Co Ltd Process for manufacture of expandable polystyrene
JPS5657158A (en) * 1979-10-15 1981-05-19 Canon Inc Computer
JPS5699635A (en) * 1980-01-14 1981-08-11 Sekisui Plastics Co Ltd Preparation of styrene resin foam plate of large thickness
JPS5744634A (en) * 1980-09-01 1982-03-13 Japan Styrene Paper Co Ltd Preparation of lamellar polystyrene resin foam
JPS57105429A (en) * 1980-12-24 1982-06-30 Japan Styrene Paper Co Ltd Preparation of thick board of foamed polystyrene resin
DE3131446A1 (de) * 1981-08-07 1983-02-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von feinzelligen schaumstoffen aus styrolpolymerisaten
JPS58111834A (ja) * 1981-12-25 1983-07-04 Japan Styrene Paper Co Ltd ポリスチレン板状押出発泡体の製造法
US4452751A (en) * 1982-02-26 1984-06-05 The Dow Chemical Company Styrena polymer foam made with α-polyolefin additives
US4467752A (en) * 1982-06-21 1984-08-28 Motortech, Inc. Internal combustion engine
US4421866A (en) * 1982-09-29 1983-12-20 The Dow Chemical Company Method for the preparation of styrene polymer foam
US4438224A (en) * 1982-09-29 1984-03-20 The Dow Chemical Company Method for the preparation of styrene polymer foam and foam prepared thereby
US4485193A (en) * 1983-05-10 1984-11-27 The Dow Chemical Company Expandable synthetic resinous thermoplastic particles, method for the preparation thereof and the application therefor

Also Published As

Publication number Publication date
EP0238504A1 (en) 1987-09-30
CA1271595A (en) 1990-07-10
ES8801511A1 (es) 1988-01-16
US4681715A (en) 1987-07-21
EP0238504B1 (en) 1990-12-27
JPS62502476A (ja) 1987-09-24
GR861291B (en) 1986-09-17
WO1987001711A1 (en) 1987-03-26
DE3676685D1 (de) 1991-02-07
EP0238504A4 (en) 1988-04-06
AU5862186A (en) 1987-04-07

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519