CA1028113A - Process for producing blow molded thermoplastic articles having improved barrier properties - Google Patents

Process for producing blow molded thermoplastic articles having improved barrier properties

Info

Publication number
CA1028113A
CA1028113A CA185,858A CA185858A CA1028113A CA 1028113 A CA1028113 A CA 1028113A CA 185858 A CA185858 A CA 185858A CA 1028113 A CA1028113 A CA 1028113A
Authority
CA
Canada
Prior art keywords
barrier properties
blow molded
molded thermoplastic
improved barrier
thermoplastic articles
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.)
Expired
Application number
CA185,858A
Other languages
English (en)
French (fr)
Other versions
CA185858S (en
Inventor
Donald G. Manly
Gerald W. Recktenwald
Dale D. Dixon
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.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
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 Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Application granted granted Critical
Publication of CA1028113A publication Critical patent/CA1028113A/en
Expired legal-status Critical Current

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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1658—Cooling using gas
    • B29C2035/1675—Cooling using gas other than air
    • B29C2035/1683—Cooling using gas other than air inert gas
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4605—Blowing fluids containing an inert gas, e.g. helium
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4605—Blowing fluids containing an inert gas, e.g. helium
    • B29C2049/4608—Nitrogen
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4611—Blowing fluids containing a reactive gas
    • B29C2049/4614—Chlorine
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4611—Blowing fluids containing a reactive gas
    • B29C2049/4617—Fluor
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4611—Blowing fluids containing a reactive gas
    • B29C2049/462—Oxygen
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/46—Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602—Blowing fluids
    • B29C2049/4611—Blowing fluids containing a reactive gas
    • B29C2049/4623—Blowing fluids containing a reactive gas the gas containing sulfur, e.g. sulfur trioxide
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA185,858A 1973-05-10 1973-11-15 Process for producing blow molded thermoplastic articles having improved barrier properties Expired CA1028113A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US358985A US3862284A (en) 1973-05-10 1973-05-10 Process for producing blow molded thermoplastic articles having improved barrier properties

Publications (1)

Publication Number Publication Date
CA1028113A true CA1028113A (en) 1978-03-21

Family

ID=23411842

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,858A Expired CA1028113A (en) 1973-05-10 1973-11-15 Process for producing blow molded thermoplastic articles having improved barrier properties

Country Status (10)

Country Link
US (1) US3862284A (ja)
JP (1) JPS5315862B2 (ja)
CA (1) CA1028113A (ja)
DE (1) DE2401948C3 (ja)
FR (1) FR2229531B1 (ja)
GB (1) GB1409507A (ja)
IT (1) IT1003337B (ja)
NL (1) NL167356C (ja)
SE (1) SE397491B (ja)
ZA (1) ZA738834B (ja)

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US4142032A (en) * 1977-12-29 1979-02-27 Union Carbide Corporation Process for improving barrier properties of polymers
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US4396567A (en) * 1979-11-27 1983-08-02 Dewey Rainville Method for blow molding with active ingredient in blowing gas
US4336015A (en) * 1979-11-27 1982-06-22 Rainville Dewey N Apparatus for blow molding with active ingredient in blowing gas
DE3009412C2 (de) * 1980-03-12 1986-11-06 Daimler-Benz Ag, 7000 Stuttgart Kraftstofftank für Kraftfahrzeuge und Verfahren zu seiner Herstellung
JPS5850572B2 (ja) * 1980-05-09 1983-11-11 大同酸素株式会社 ブロ−ガス回収を伴う中空成形品の製造方法
CA1181208A (en) * 1981-04-20 1985-01-22 Joseph Barbanel Process and apparatus for producing blow molded thermoplastic articles having improved weld strength
US4391128A (en) * 1981-04-20 1983-07-05 Air Products And Chemicals, Inc. Back-diffusion quality control method for barrier treated containers
US4422991A (en) * 1982-02-22 1983-12-27 Dayco Corporation Method of making hose construction
DE3245915C2 (de) 1982-12-11 1986-07-17 Hewing GmbH & Co, 4434 Ochtrup Verfahren zur Fluorierung einer Oberflächenschicht von Formkörpern aus Kunststoff
US4552847A (en) * 1983-09-28 1985-11-12 Air Products And Chemicals, Inc. Visual quality control method for barrier treated containers
US4659674A (en) * 1983-09-28 1987-04-21 Air Products And Chemicals, Inc. Quality control method for containers
DE3415381C2 (de) * 1984-04-25 1996-06-13 Kali Chemie Ag Verfahren zur Reibungsminderung von Polymeroberflächen
US4699585A (en) * 1984-09-28 1987-10-13 Kautex-Werke Reinold Hagen Ag Blow molding apparatus
DE3435592A1 (de) * 1984-09-28 1986-04-03 Kautex Werke Reinold Hagen AG, 5300 Bonn Verfahren zur herstellung von hohlkoerpern aus thermoplastischem kunststoff
FR2570964B1 (fr) * 1984-10-03 1988-11-10 Air Liquide Procede et appareil d'impermeabilisation d'une surface constituee d'un polymere.
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DE3523137C1 (de) * 1985-06-28 1986-04-30 Audi AG, 8070 Ingolstadt Verfahren zum Aufblasen und Fluorieren eines Kunststofftanks
DE3529870A1 (de) * 1985-08-21 1987-02-26 Basf Ag Verfahren zur verringerung der permeation von blasgeformten hohlkoerpern aus thermoplastischen kunststoffen
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US4828585A (en) * 1986-08-01 1989-05-09 The Dow Chemical Company Surface modified gas separation membranes
US4782134A (en) * 1986-10-20 1988-11-01 The Dow Chemical Company Method for improving the melt flow rate of polystyrene
DE3640975C2 (de) * 1986-12-01 1994-08-11 Messer Griesheim Gmbh Verfahren zur Herstellung fluorierter Oberflächen von Polyethylen hoher Dichte (HDPE)
US4752428A (en) * 1987-01-28 1988-06-21 Air Products And Chemicals, Inc. Injection molding process with reactive gas treatment
US4800053A (en) * 1987-01-28 1989-01-24 Air Products And Chemicals, Inc. Injection molding process with reactive gas treatment
DE3712809A1 (de) * 1987-04-15 1988-11-03 Linde Ag Verfahren zur herstellung von hohlprofilen aus kunststoff
AU590081B2 (en) * 1987-05-20 1989-10-26 Air Products And Chemicals Inc. Polymeric materials having controlled physical properties and process for obtaining these
US4764405A (en) * 1987-07-22 1988-08-16 Air Products And Chemicals, Inc. Method for increasing barrier properties of thermoplastic substrates
US4880675A (en) * 1988-04-25 1989-11-14 Air Products And Chemicals, Inc. Hot-fillable plastic containers
US4994308A (en) * 1988-05-31 1991-02-19 Tarancon Corporation Direct fluorination of polymeric materials by using dioxifluorine fluid (mixture of CO2 and F2)
US5073175A (en) * 1988-08-09 1991-12-17 Air Products And Chemicals, Inc. Fluorooxidized polymeric membranes for gas separation and process for preparing them
US4861250A (en) * 1988-08-29 1989-08-29 The Dow Chemical Company Mold sulfonation system
US5030399A (en) * 1988-08-29 1991-07-09 The Dow Chemical Company Method of in-mold sulfonation of molded plastic article
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DE4040316C2 (de) * 1990-09-08 1994-11-24 Hewing Gmbh Verfahren zur keimwachstumshemmenden Behandlung von Oberflächen von technischen Gegenständen und Hohlkörper zur Begrenzung flüssiger oder gasförmiger Medien
US5202161A (en) * 1991-01-18 1993-04-13 Solvay Automotive, Inc. High sulfur level plastic container sulfonation process and article produced thereby
US5156783A (en) * 1991-01-18 1992-10-20 Solvay Automotive, Inc. Two stage process for sulfonating plastic containers
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Also Published As

Publication number Publication date
DE2401948C3 (de) 1979-03-29
FR2229531A1 (ja) 1974-12-13
DE2401948A1 (de) 1974-11-28
JPS5315862B2 (ja) 1978-05-27
NL167356C (nl) 1981-12-16
ZA738834B (en) 1974-10-30
IT1003337B (it) 1976-06-10
US3862284A (en) 1975-01-21
GB1409507A (en) 1975-10-08
JPS5015852A (ja) 1975-02-19
NL7400269A (ja) 1974-11-12
DE2401948B2 (de) 1977-10-06
SE397491B (sv) 1977-11-07
FR2229531B1 (ja) 1977-06-10

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