FR2161077B1 - - Google Patents
Info
- Publication number
- FR2161077B1 FR2161077B1 FR7241904A FR7241904A FR2161077B1 FR 2161077 B1 FR2161077 B1 FR 2161077B1 FR 7241904 A FR7241904 A FR 7241904A FR 7241904 A FR7241904 A FR 7241904A FR 2161077 B1 FR2161077 B1 FR 2161077B1
- Authority
- FR
- France
- 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
Links
Classifications
-
- 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
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/5609—Purging of residual gas, e.g. noxious or explosive blowing agents
-
- 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
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/30—Expanding the moulding material between endless belts or rollers
-
- 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
- B29C44/468—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length in a plurality of parallel streams which unite during the foaming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
-
- 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
- B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
- B29K2105/041—Microporous
-
- 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
- B29L2007/00—Flat articles, e.g. films or sheets
-
- 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
- Y10S264/15—Aging of foamed resin products
-
- 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
- Y10S264/50—Use of fluid pressure in 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/23—Sheet including cover or casing
- Y10T428/237—Noninterengaged fibered material encased [e.g., mat, batt, etc.]
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/647—Including a foamed layer or component
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2158673A DE2158673C3 (de) | 1971-11-26 | 1971-11-26 | Verfahren und Vorrichtung zum kontinuierlichen Herstellen von Bahnen aus geschäumtem thermoplastischem Kunststoff |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2161077A1 FR2161077A1 (fr) | 1973-07-06 |
FR2161077B1 true FR2161077B1 (fr) | 1976-10-29 |
Family
ID=5826217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7241904A Expired FR2161077B1 (fr) | 1971-11-26 | 1972-11-24 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3937777A (fr) |
JP (1) | JPS4860771A (fr) |
DE (1) | DE2158673C3 (fr) |
FR (1) | FR2161077B1 (fr) |
GB (1) | GB1406273A (fr) |
IT (1) | IT973718B (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794038A (en) * | 1985-05-15 | 1988-12-27 | E. I. Du Pont De Nemours And Company | Polyester fiberfill |
US4401612A (en) * | 1981-06-17 | 1983-08-30 | The B. F. Goodrich Company | Method and apparatus for extruding foam polymeric materials involving the use of an extrusion screw having spaced multiple flight mixing means thereon |
US4409165A (en) * | 1981-06-18 | 1983-10-11 | The B. F. Goodrich Company | Method and apparatus for extruding a cellular product |
DE3341438C1 (de) * | 1983-11-17 | 1985-06-27 | Fa. Carl Freudenberg, 6940 Weinheim | Verfahren und Vorrichtung zur Herstellung einer Platte aus thermoplastischem Schaumkunststoff |
AU6846396A (en) * | 1995-08-14 | 1997-03-12 | Massachusetts Institute Of Technology | Gear throttle as a nucleation device in a continuous microcellular extrusion system |
US6054207A (en) * | 1998-01-21 | 2000-04-25 | Andersen Corporation | Foamed thermoplastic polymer and wood fiber profile and member |
US20060065993A1 (en) * | 1998-04-03 | 2006-03-30 | Certainteed Corporation | Foamed polymer-fiber composite |
US6344268B1 (en) * | 1998-04-03 | 2002-02-05 | Certainteed Corporation | Foamed polymer-fiber composite |
US7585439B2 (en) * | 2003-05-17 | 2009-09-08 | Micro Green Polymers, Inc. | Manufacture of fully recyclable foamed polymer from recycled material |
US9296126B2 (en) | 2003-05-17 | 2016-03-29 | Microgreen Polymers, Inc. | Deep drawn microcellularly foamed polymeric containers made via solid-state gas impregnation thermoforming |
US7296991B2 (en) * | 2004-12-10 | 2007-11-20 | Irwin Jere F | Adjustable extruder die assembly die lip adjustment apparatus |
US20070190201A1 (en) * | 2006-02-13 | 2007-08-16 | Irwin Jere E | Extruder die assembly, extruder, and method |
DE202006018456U1 (de) * | 2006-12-05 | 2007-03-08 | C.F. Scheer & Cie. Gmbh & Co. | Düsenplatte für Kunststoffstranggranulieranlage |
US8877331B2 (en) * | 2007-01-17 | 2014-11-04 | MicroGREEN Polymers | Multi-layered foamed polymeric objects having segmented and varying physical properties and related methods |
DK2428358T3 (en) | 2007-01-17 | 2015-06-15 | Microgreen Polymers Inc | A process for the production of a multilayer foamed polymeric article |
US20100052201A1 (en) * | 2008-03-03 | 2010-03-04 | Microgreen Polymers, Inc. | Foamed cellular panels and related methods |
US8568125B2 (en) | 2008-04-14 | 2013-10-29 | Microgreen Polymers Inc. | Roll fed flotation/impingement air ovens and related thermoforming systems for corrugation-free heating and expanding of gas impregnated thermoplastic webs |
US8080194B2 (en) | 2008-06-13 | 2011-12-20 | Microgreen Polymers, Inc. | Methods and pressure vessels for solid-state microcellular processing of thermoplastic rolls or sheets |
US8827197B2 (en) * | 2008-11-04 | 2014-09-09 | Microgreen Polymers Inc | Apparatus and method for interleaving polymeric roll for gas impregnation and solid-state foam processing |
US20110195165A1 (en) * | 2010-02-08 | 2011-08-11 | Cahill John E | Material and sheet for packaging bacon and/or other meats, and methods for making and using the same |
EP2560818B1 (fr) | 2010-04-19 | 2015-08-26 | Microgreen Polymers, Inc. | Procédé pour joindre un matériau polymère thermoplastique |
JP6134339B2 (ja) | 2012-02-29 | 2017-05-24 | マイクログリーン ポリマーズ,インク. | 熱可塑性材料内へのガス注入方法および関連システム |
DE102012214110B4 (de) * | 2012-08-08 | 2016-02-18 | Polymer Competence Center Leoben Gmbh | Verfahren zum Steuern eines Extrusionsprozesses |
CA2897837C (fr) | 2013-01-14 | 2019-05-14 | Microgreen Polymers, Inc. | Systemes pour derouler un rouleau de materiau thermoplastique entrelace avec un materiau poreux, et procedes associes |
CN106346737B (zh) * | 2016-08-25 | 2019-03-26 | 凯迈(洛阳)机电有限公司 | 一种铸带头组件及铸带头 |
US20190118432A1 (en) * | 2017-10-23 | 2019-04-25 | Trexel, Inc. | Blowing agent introduction in polymer foam processing |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1073196B (de) * | 1952-04-17 | 1960-01-14 | The Dow Chemical Company, Midland, Mich. (V. St. A.) | Verfahren zur Herstellung eines zelligen länglichen Produktes |
NL254014A (fr) * | 1959-07-22 | 1900-01-01 | ||
NL264938A (fr) * | 1961-05-18 | |||
US3314840A (en) * | 1961-08-01 | 1967-04-18 | Celanese Corp | Process and apparatus for producing a non-woven fabric |
US3227664A (en) * | 1961-12-07 | 1966-01-04 | Du Pont | Ultramicrocellular structures of crystalline organic polymer |
US3121132A (en) * | 1961-12-18 | 1964-02-11 | Koppers Co Inc | Stress relieving expandable plastic particles |
US3241343A (en) * | 1962-08-28 | 1966-03-22 | Yazawa Masahide | Apparatus for continuous high speed and uniform processing of fiber material |
US3374300A (en) * | 1963-10-12 | 1968-03-19 | Azuma Kimikazu | Process and apparatus for the continuous production of polystyrenic foam materials |
DE1504148A1 (de) * | 1963-10-14 | 1969-09-25 | Dynamit Nobel Ag | Verfahren und Vorrichtung zum Aufschaeumen von thermoplastischen Kunststoffen |
GB1050197A (fr) * | 1963-11-27 | |||
GB1088931A (en) * | 1964-01-10 | 1967-10-25 | Ici Ltd | Continuous filament nonwoven materials |
US3368934A (en) * | 1964-05-13 | 1968-02-13 | Du Pont | Nonwoven fabric of crimped continuous polyethylene terephthalate fibers |
US3551536A (en) * | 1966-05-17 | 1970-12-29 | Northrop Corp | Tempering process for polyurethane rubber material |
US3503907A (en) * | 1967-09-22 | 1970-03-31 | Du Pont | Polyvinyl chloride foam structure |
US3467744A (en) * | 1968-10-15 | 1969-09-16 | Du Pont | Process for flash spinning polypropylene plexifilament |
US3637458A (en) * | 1968-12-27 | 1972-01-25 | Du Pont | Microcellular foam sheet |
US3696181A (en) * | 1970-03-20 | 1972-10-03 | Du Pont | Flash extursion of polyvinyl chloride |
US3725320A (en) * | 1972-04-03 | 1973-04-03 | Dart Ind Inc | Aging of impregnated foamable beads |
-
1971
- 1971-11-26 DE DE2158673A patent/DE2158673C3/de not_active Expired
-
1972
- 1972-11-24 GB GB5454372A patent/GB1406273A/en not_active Expired
- 1972-11-24 FR FR7241904A patent/FR2161077B1/fr not_active Expired
- 1972-11-24 JP JP47117886A patent/JPS4860771A/ja active Pending
- 1972-11-24 IT IT54262/72A patent/IT973718B/it active
- 1972-11-27 US US05/309,914 patent/US3937777A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2158673B2 (de) | 1974-09-12 |
FR2161077A1 (fr) | 1973-07-06 |
US3937777A (en) | 1976-02-10 |
JPS4860771A (fr) | 1973-08-25 |
GB1406273A (en) | 1975-09-17 |
DE2158673A1 (de) | 1973-06-14 |
DE2158673C3 (de) | 1975-05-15 |
IT973718B (it) | 1974-06-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |