BE825000A - Procede et appareil de regulation de la pigmentation d'un film thermoplastique extrude - Google Patents

Procede et appareil de regulation de la pigmentation d'un film thermoplastique extrude

Info

Publication number
BE825000A
BE825000A BE152894A BE152894A BE825000A BE 825000 A BE825000 A BE 825000A BE 152894 A BE152894 A BE 152894A BE 152894 A BE152894 A BE 152894A BE 825000 A BE825000 A BE 825000A
Authority
BE
Belgium
Prior art keywords
pigmentation
regulating
thermoplastic film
extruded thermoplastic
extruded
Prior art date
Application number
BE152894A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE825000A publication Critical patent/BE825000A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
    • G01B15/02—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
    • G01N23/16—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption the material being a moving sheet or film
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D5/00—Control of dimensions of material
    • G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material
    • G05D5/03—Control of dimensions of material of thickness, e.g. of rolled material characterised by the use of electric means
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/9218—Weight
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
BE152894A 1974-02-21 1975-01-30 Procede et appareil de regulation de la pigmentation d'un film thermoplastique extrude BE825000A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44444474A 1974-02-21 1974-02-21

Publications (1)

Publication Number Publication Date
BE825000A true BE825000A (fr) 1975-07-30

Family

ID=23764910

Family Applications (1)

Application Number Title Priority Date Filing Date
BE152894A BE825000A (fr) 1974-02-21 1975-01-30 Procede et appareil de regulation de la pigmentation d'un film thermoplastique extrude

Country Status (9)

Country Link
JP (1) JPS5420983B2 (en)van)
BE (1) BE825000A (en)van)
CA (1) CA1048126A (en)van)
DE (1) DE2503172C2 (en)van)
ES (1) ES433942A1 (en)van)
FR (1) FR2261857B1 (en)van)
GB (1) GB1482307A (en)van)
IT (1) IT1031429B (en)van)
NL (1) NL179947C (en)van)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3311345C2 (de) * 1983-03-21 1986-02-20 RSM Regel-, Steuer- und Messtechnik GmbH, 4000 Düsseldorf Verfahren zur Konstanthaltung der Wanddicke beim Extrudieren (Herstellen) langgestreckter Gegenstände aus Thermoplasten, wie Folien, Rohre, Schläuche, Kabelummantelungen, Platten und Profile und Meß- und Regeleinrichtung für Extruder, Strangpressen od. dgl. für langgestreckte Gegenstände
EP1801536A1 (en) * 2005-12-23 2007-06-27 Uponor Innovation Ab Method of manufacturing a pipe and a pipe
DE102014014511B4 (de) * 2014-10-06 2023-10-19 Reifenhäuser GmbH & Co. KG Maschinenfabrik Coextrusionsvorrichtung, Einschichtextrusionsvorrichtung und Nachrüstkit sowie Verfahren zum Messen einer Schichtdicke, zum Herstellen einer Kunststofffolie und zum Nachrüsten einer Extrusionsvorrichtung
JP6424649B2 (ja) * 2015-01-28 2018-11-21 東洋紡株式会社 ガスバリア性成形体

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2726922A (en) * 1952-10-06 1955-12-13 Us Rubber Co Control system
US2988641A (en) * 1957-01-28 1961-06-13 Dunlop Rubber Co Production of sheet materials

Also Published As

Publication number Publication date
NL179947B (nl) 1986-07-01
NL179947C (nl) 1986-12-01
GB1482307A (en) 1977-08-10
NL7502044A (nl) 1975-08-25
DE2503172C2 (de) 1984-07-19
CA1048126A (en) 1979-02-06
IT1031429B (it) 1979-04-30
ES433942A1 (es) 1976-11-16
FR2261857A1 (en)van) 1975-09-19
DE2503172A1 (de) 1975-08-28
FR2261857B1 (en)van) 1979-09-28
JPS50115271A (en)van) 1975-09-09
JPS5420983B2 (en)van) 1979-07-26

Similar Documents

Publication Publication Date Title
BE849767A (fr) Procede et appareil de mesure de relaxation de contraintes d'un materiau extrude
FR2282993A1 (fr) Procede et appareil pour extruder un elastomere sous la forme d'un ruban de dimensions precises
DE2966509D1 (en) Plastics extrusion apparatus and method of extruding plastics
FR2289904A1 (fr) Procede et appareil de controle video d'objets manufactures
BE744110A (fr) Procede et appareil pour l'extrusion des matieres thermoplastiques
IL49042A0 (en) Method and apparatus for the continuous extrusion of thermoplastic materials
CA950617A (en) Method and apparatus for controlling "necking-in" of extruded film
BE865761A (fr) Procede et appareil d'extrusion de panneaux en polymeres thermoplastiques
FR2325493A1 (fr) Procede et appareil pour l'extrusion de matieres synthetiques et matieres similaires
JPS5361640A (en) Coagulation method of polymer emulsion using screw type extruder
BE790903A (fr) Procede et appareil pour l'extrusion en continu
FR2301379A1 (fr) Procede et appareil pour produire un materiau elastomere extrude
JPS54133559A (en) Continuous extrusion blow forming of plastic film* particularly vinyl chloride film*and apparatus therefor
BE798193A (fr) Procede et appareil d'extrusion simultanee d'un element et de son grainage
FR2336192A1 (fr) Appareil et procede pour l'extrusion etagee
FR2274435A1 (fr) Procede et dispositif pour extruder des objets en matiere thermoplastique
CA1035107A (en) Method and apparatus for extruding thermoplastic polymers
JPS5542193A (en) Method of cooling extruded material and its device
BE825000A (fr) Procede et appareil de regulation de la pigmentation d'un film thermoplastique extrude
BE894215A (fr) Procede et appareil pour extruder des compositions thermoplastiques
FR2325494A1 (fr) Procede et appareil pour l'extrusion de matieres synthetiques et matieres similaires degazees
BE855760A (fr) Procede et appareil de formation d'images tomographiques
FR2319478A1 (fr) Extrudeuse et procede d'extrusion de materiaux thermoplastiques
PT66818A (en) Method and apparatus for processing synthetic plastics film
FR2353384A1 (fr) Appareil d'extrusion de latex

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MOBIL OIL CORP.

Effective date: 19940131