FR2384612A1 - Procede de fabrication de matieres expansees - Google Patents
Procede de fabrication de matieres expanseesInfo
- Publication number
- FR2384612A1 FR2384612A1 FR7807822A FR7807822A FR2384612A1 FR 2384612 A1 FR2384612 A1 FR 2384612A1 FR 7807822 A FR7807822 A FR 7807822A FR 7807822 A FR7807822 A FR 7807822A FR 2384612 A1 FR2384612 A1 FR 2384612A1
- Authority
- FR
- France
- Prior art keywords
- expanded materials
- manufacturing expanded
- manufacturing
- materials
- production
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L43/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium or a metal; Compositions of derivatives of such polymers
- C08L43/04—Homopolymers or copolymers of monomers containing silicon
-
- 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
- B29C44/507—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 an annular die
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/46—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes silicones
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
-
- 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
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3462—Cables
-
- 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
Abstract
a. Procédé de fabrication de matières expansées. b. Procédé caractérisé en ce que, après la greffe de silane, on introduit dans la matière fondue un gaz humide et immédiatement après, on forme le matériau. c. L'invention s'applique notamment au revêtement en continu des câbles électriques.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772713181 DE2713181A1 (de) | 1977-03-25 | 1977-03-25 | Verfahren zur herstellung geschaeumter materialien |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2384612A1 true FR2384612A1 (fr) | 1978-10-20 |
Family
ID=6004648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7807822A Withdrawn FR2384612A1 (fr) | 1977-03-25 | 1978-03-17 | Procede de fabrication de matieres expansees |
Country Status (8)
Country | Link |
---|---|
US (1) | US4333898A (fr) |
BE (1) | BE865250A (fr) |
DE (1) | DE2713181A1 (fr) |
DK (1) | DK59178A (fr) |
FR (1) | FR2384612A1 (fr) |
GB (1) | GB1578318A (fr) |
IT (1) | IT1103894B (fr) |
SE (1) | SE424838B (fr) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3001159A1 (de) * | 1980-01-15 | 1981-07-16 | Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover | Schrumpfformteil aus extrudierbarem geschaeumten werkstoff |
JPS5861129A (ja) * | 1981-10-08 | 1983-04-12 | Sekisui Plastics Co Ltd | 発泡体の製造法 |
US4436679A (en) | 1981-11-09 | 1984-03-13 | Maryland Cup Corporation | Method and apparatus for generating foamed thermoplastic materials |
FI70916C (fi) * | 1983-11-04 | 1986-10-27 | Neste Oy | Med vatten uppskummat och med silan tvaerbundet polyolefinskumoch foerfarande foer framstaellning av detta |
US4595546A (en) * | 1983-11-14 | 1986-06-17 | Crompton & Knowles Corporation | Manufacture of elongated extruded cross-linked products |
US4694025A (en) * | 1984-11-16 | 1987-09-15 | The Dow Chemical Company | Alcohol control of lightly crosslinked foamed polymer production |
US4762860A (en) * | 1984-11-16 | 1988-08-09 | The Dow Chemical Company | Alcohol control of lightly crosslinked foamed polymer production |
US4714716A (en) * | 1984-11-16 | 1987-12-22 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foams and process for making |
US4734440A (en) * | 1984-12-21 | 1988-03-29 | Union Carbide Corporation | Foamable compositions |
US4867923A (en) * | 1984-12-21 | 1989-09-19 | Union Carbide Corporation | Process of producing foamed products |
US4581383A (en) * | 1985-04-19 | 1986-04-08 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foam blends and process for making |
US4554293A (en) * | 1985-04-19 | 1985-11-19 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foam blends and process for making |
US4702868A (en) * | 1987-02-24 | 1987-10-27 | Valcour Incorporated | Moldable silane-crosslinked polyolefin foam beads |
US5026736A (en) * | 1987-02-24 | 1991-06-25 | Astro-Valcour, Inc. | Moldable shrunken thermoplastic polymer foam beads |
US4870111A (en) * | 1987-02-24 | 1989-09-26 | Astro-Valcour, Incorporated | Moldable silane-crosslinked polyolefin foam beads |
US5160674A (en) * | 1987-07-29 | 1992-11-03 | Massachusetts Institute Of Technology | Microcellular foams of semi-crystaline polymeric materials |
US5728406A (en) * | 1989-07-11 | 1998-03-17 | Amesbury Group, Inc. | Apparatus for extruding a low density thermoplastic foam |
ES2134806T3 (es) * | 1991-04-23 | 1999-10-16 | Amesbury Group Inc | Procedimiento para extruir espuma de baja densidad usando agua como agente de hinchamiento. |
GB2259270B (en) * | 1991-09-07 | 1995-08-16 | Extrudit Ltd | Plastics piping |
JPH06200066A (ja) * | 1992-12-28 | 1994-07-19 | Toray Dow Corning Silicone Co Ltd | ガスケット発泡体の形成方法 |
US5411683B1 (en) * | 1993-08-20 | 2000-08-01 | Sweetheart Cup Co | Method for making thermoplastic foam with combined 1,1-difluoroethane and co2 blowing agent |
US5929129A (en) * | 1994-09-19 | 1999-07-27 | Sentinel Products Corp. | Crosslinked foamable compositions of silane-grafted, essentially linear polyolefins blended with polypropylene |
US5932659A (en) | 1994-09-19 | 1999-08-03 | Sentinel Products Corp. | Polymer blend |
US5883144A (en) * | 1994-09-19 | 1999-03-16 | Sentinel Products Corp. | Silane-grafted materials for solid and foam applications |
EP0702032B1 (fr) * | 1994-09-19 | 2002-11-27 | Sentinel Products Corp. | Structures de mousse réticulées des polyoléfines essentiellement linéaires et procédé pour leur préparation |
US5605937A (en) * | 1994-09-30 | 1997-02-25 | Knaus; Dennis A. | Moldable thermoplastic polymer foam beads |
US5622663A (en) * | 1995-06-14 | 1997-04-22 | Dow Corning Corporation | Method for preparing a continuous foam profile containing a filamentary core |
WO1997011985A1 (fr) * | 1995-09-29 | 1997-04-03 | The Dow Chemical Company | Polyolefines expansees reticulees et leur procede de production |
US5879723A (en) * | 1996-03-26 | 1999-03-09 | United States Brass Corporation | Automated tube reforming apparatus |
CA2203595A1 (fr) | 1996-04-26 | 1997-10-26 | Robert F. Hurley | Ruban de polyolefine reticule |
US5844009A (en) * | 1996-04-26 | 1998-12-01 | Sentinel Products Corp. | Cross-linked low-density polymer foam |
US5756023A (en) * | 1996-05-30 | 1998-05-26 | United States Brass Corporation | Method of producing reformed crosslinked polyethylene articles |
US6361842B1 (en) | 1996-05-30 | 2002-03-26 | United States Brass Corporation | Reformed crosslinked polyethylene articles |
US5876813A (en) | 1996-07-09 | 1999-03-02 | Senitnel Products Corp | Laminated foam structures with enhanced properties |
US5882776A (en) * | 1996-07-09 | 1999-03-16 | Sentinel Products Corp. | Laminated foam structures with enhanced properties |
US5938878A (en) | 1996-08-16 | 1999-08-17 | Sentinel Products Corp. | Polymer structures with enhanced properties |
US5776386A (en) * | 1996-12-24 | 1998-07-07 | United States Brass Corporation | Scrap-based method of molding plastic articles |
WO2000039201A2 (fr) * | 1998-12-28 | 2000-07-06 | Kimberly-Clark Worldwide, Inc. | Matiere elastique composite respirante comportant une couche de film elastomere cellulaire et son procede de fabrication |
US6855424B1 (en) | 1998-12-28 | 2005-02-15 | Kinberly-Clark Worldwide, Inc. | Breathable composite elastic material having a cellular elastomeric film layer and method of making same |
US6124370A (en) * | 1999-06-14 | 2000-09-26 | The Dow Chemical Company | Crosslinked polyolefinic foams with enhanced physical properties and a dual cure process of producing such foams |
US6284178B1 (en) | 1999-06-18 | 2001-09-04 | United States Brass Corporation | Methods of producing crosslinked polyethylene products |
US6124770A (en) * | 1999-10-22 | 2000-09-26 | Nippon Unicar Company Limited | Expandable resin composition |
WO2002072333A1 (fr) * | 2001-03-12 | 2002-09-19 | Easter Mark R | Procedes de fabrication de compositions contenant des polymeres durcissables et thermoplastiques et produits realises par ces procedes |
US20040096626A1 (en) * | 2002-11-14 | 2004-05-20 | Epoli-Espumas De Polietileno Sa | Layered structures with enhanced properties |
DE102005059366A1 (de) * | 2005-12-13 | 2007-06-14 | Gitschner, Hans Walter, Dr.-Ing. | Verfahren und Anordnungen zur Fertigung von silanvernetzten Polyethylenadern für Energiekabel |
US7906561B2 (en) * | 2006-12-04 | 2011-03-15 | Ingenia Polymers, Inc. | Cross-linked polyolefin foam |
EP3182418A1 (fr) * | 2015-12-18 | 2017-06-21 | Borealis AG | Composition de gaine de câble, gaine de câble et câble, par exemple câble de puissance ou câble de communication |
EP3617253A1 (fr) * | 2018-08-31 | 2020-03-04 | Unipex Oy | Procédé de réticulation de polyéthylène |
WO2020076409A2 (fr) * | 2018-10-09 | 2020-04-16 | Florida Atlantic University Board Of Trustees | Matériau expansible activé par réaction chimique pour structures déployables sous-marines |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2030899A5 (fr) * | 1968-12-20 | 1970-11-13 | Midland Silicones Ltd |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2948665A (en) * | 1956-10-18 | 1960-08-09 | Dow Chemical Co | Process for making cellular polyethylene articles |
US2960482A (en) * | 1957-05-15 | 1960-11-15 | Western Electric Co | Method of making plastic articles |
US3017371A (en) * | 1958-10-09 | 1962-01-16 | Monsanto Chemicals | Expandable composition consisting essentially of polyolefin, metal soap and p, p'-oxybis (benzene sulfonyl hydrazide), process for preparing same and wire coated with same |
-
1977
- 1977-03-25 DE DE19772713181 patent/DE2713181A1/de not_active Withdrawn
-
1978
- 1978-02-09 DK DK59178A patent/DK59178A/da not_active Application Discontinuation
- 1978-02-27 GB GB7700/78A patent/GB1578318A/en not_active Expired
- 1978-03-13 IT IT48412/78A patent/IT1103894B/it active
- 1978-03-17 FR FR7807822A patent/FR2384612A1/fr not_active Withdrawn
- 1978-03-23 BE BE186222A patent/BE865250A/fr unknown
- 1978-03-23 SE SE7803398A patent/SE424838B/sv unknown
- 1978-10-26 US US05/955,101 patent/US4333898A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2030899A5 (fr) * | 1968-12-20 | 1970-11-13 | Midland Silicones Ltd |
Also Published As
Publication number | Publication date |
---|---|
DK59178A (da) | 1978-09-26 |
SE7803398L (sv) | 1978-09-26 |
US4333898A (en) | 1982-06-08 |
BE865250A (fr) | 1978-09-25 |
SE424838B (sv) | 1982-08-16 |
GB1578318A (en) | 1980-11-05 |
DE2713181A1 (de) | 1978-10-05 |
IT1103894B (it) | 1985-10-14 |
IT7848412A0 (it) | 1978-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |