GB1174985A - Process for Pretreating the Internal Surface of Blow-Moulded Articles made of Thermoplastics - Google Patents

Process for Pretreating the Internal Surface of Blow-Moulded Articles made of Thermoplastics

Info

Publication number
GB1174985A
GB1174985A GB21675/67A GB2167567A GB1174985A GB 1174985 A GB1174985 A GB 1174985A GB 21675/67 A GB21675/67 A GB 21675/67A GB 2167567 A GB2167567 A GB 2167567A GB 1174985 A GB1174985 A GB 1174985A
Authority
GB
United Kingdom
Prior art keywords
blow
ozone
ethylene
coating
pretreating
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
GB21675/67A
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of GB1174985A publication Critical patent/GB1174985A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/46Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12Chemical modification
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/46Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602Blowing fluids
    • B29C2049/4611Blowing fluids containing a reactive gas
    • B29C2049/462Oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42Component parts, details or accessories; Auxiliary operations
    • B29C49/46Component parts, details or accessories; Auxiliary operations characterised by using particular environment or blow fluids other than air
    • B29C2049/4602Blowing fluids
    • B29C2049/4647Blowing fluids created by an explosive gas mixture
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C49/00Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04Extrusion blow-moulding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/10Surface shaping of articles, e.g. embossing; Apparatus therefor by electric discharge treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04Polymers of ethylene
    • B29K2023/06PE, i.e. polyethylene

Abstract

1,174,985. Coated articles. STAMICARBON N.V. 10 May, 1967 [14 May, 1966], No. 21675/67. Heading B2K. [Also in Divisions B4 and B5] Blow-moulded thermoplastic articles are treated on their internal surfaces before leaving the blow-moulding machine with an oxidative gas to improve the adhesion between the surface and a coating to be applied on it. The blow-moulding material is preferably a polyolefin e.g. high- or low-density polyethylene, polypropylene, poly(4-methyl pentene-1), or α- olefin copolymers e.g. ethylene/vinyl acetate, ethylene/methyl acrylate. The coating may be polyvinylidene chloride. The oxidative gas preferably contains ozone e.g. a mixture of air or oxygen and ozone. The ozone may be produced by a corona discharge inside the article. An accelerator, preferably chlorine, but also bromine, nitrous oxide, hydrogen chloride or hydrogen bromide may be included in the gas in a concentration lower than that of the ozone.
GB21675/67A 1966-05-14 1967-05-10 Process for Pretreating the Internal Surface of Blow-Moulded Articles made of Thermoplastics Expired GB1174985A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6606650A NL6606650A (en) 1966-05-14 1966-05-14

Publications (1)

Publication Number Publication Date
GB1174985A true GB1174985A (en) 1969-12-17

Family

ID=19796607

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21675/67A Expired GB1174985A (en) 1966-05-14 1967-05-10 Process for Pretreating the Internal Surface of Blow-Moulded Articles made of Thermoplastics

Country Status (6)

Country Link
BE (1) BE698425A (en)
CH (1) CH491168A (en)
DE (1) DE1694972A1 (en)
FR (1) FR1522819A (en)
GB (1) GB1174985A (en)
NL (1) NL6606650A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924797A1 (en) * 1978-06-28 1980-01-03 Continental Group Blow-moulded thermoplastic article impermeable to non-polar solvent - is produced by treating parison with fluorine and inert gas mixt. before expansion
EP0722823A1 (en) * 1995-01-19 1996-07-24 INPRO Innovationsgesellschaft für fortgeschrittene Produktionssysteme in der Fahrzeugindustrie mbH Method for producing thermoplastic objects with plasma-suitable surfaces
EP1153965A1 (en) * 2000-05-12 2001-11-14 Volkswagen AG Process for producing plastic articles with lower permeability for unpolar compounds
DE102004061268A1 (en) * 2004-12-10 2006-06-14 Volkswagen Ag Surface activation of plastic component involves treatment of component surface with gas containing ozone

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10042566A1 (en) * 2000-08-22 2002-03-14 Inst Polymerforschung Dresden Process for modifying plastic surfaces

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924797A1 (en) * 1978-06-28 1980-01-03 Continental Group Blow-moulded thermoplastic article impermeable to non-polar solvent - is produced by treating parison with fluorine and inert gas mixt. before expansion
EP0722823A1 (en) * 1995-01-19 1996-07-24 INPRO Innovationsgesellschaft für fortgeschrittene Produktionssysteme in der Fahrzeugindustrie mbH Method for producing thermoplastic objects with plasma-suitable surfaces
EP1153965A1 (en) * 2000-05-12 2001-11-14 Volkswagen AG Process for producing plastic articles with lower permeability for unpolar compounds
DE102004061268A1 (en) * 2004-12-10 2006-06-14 Volkswagen Ag Surface activation of plastic component involves treatment of component surface with gas containing ozone

Also Published As

Publication number Publication date
FR1522819A (en) 1968-04-26
CH491168A (en) 1970-05-31
BE698425A (en) 1967-11-13
NL6606650A (en) 1967-11-15
DE1694972A1 (en) 1971-07-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees