AU3585171A - A method of manufacturing tubular foils with specified volume shrinkage from thermoplastic plastics bythe blow-moulding process - Google Patents

A method of manufacturing tubular foils with specified volume shrinkage from thermoplastic plastics bythe blow-moulding process

Info

Publication number
AU3585171A
AU3585171A AU35851/71A AU3585171A AU3585171A AU 3585171 A AU3585171 A AU 3585171A AU 35851/71 A AU35851/71 A AU 35851/71A AU 3585171 A AU3585171 A AU 3585171A AU 3585171 A AU3585171 A AU 3585171A
Authority
AU
Australia
Prior art keywords
bythe
blow
moulding process
volume shrinkage
specified volume
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
AU35851/71A
Other versions
AU468909B2 (en
Inventor
MANFRED KREUZER and MANFRED ROSSBACH ARMIN GUDE
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.)
Huels AG
Original Assignee
Chemische Werke Huels AG
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 Chemische Werke Huels AG filed Critical Chemische Werke Huels AG
Application granted granted Critical
Publication of AU468909B2 publication Critical patent/AU468909B2/en
Publication of AU3585171A publication Critical patent/AU3585171A/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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • B29C61/08—Making preforms having internal stresses, e.g. plastic memory by stretching tubes
    • 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
    • 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
    • B29L2023/00—Tubular articles
    • B29L2023/001—Tubular films, sleeves
    • B29L2023/002—Sausage casings
AU35851/71A 1970-11-21 1971-11-18 A method of manufacturing tubular foils with specified volume shrinkage from thermoplastic plastics bythe blow-moulding process Expired AU468909B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE82057 1970-11-21
DE19702057255 DE2057255A1 (en) 1970-11-21 1970-11-21 Process for the production of tubular films from thermoplastics with a defined volume shrinkage using the blow molding process

Publications (2)

Publication Number Publication Date
AU468909B2 AU468909B2 (en) 1973-05-24
AU3585171A true AU3585171A (en) 1973-05-24

Family

ID=5788719

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35851/71A Expired AU468909B2 (en) 1970-11-21 1971-11-18 A method of manufacturing tubular foils with specified volume shrinkage from thermoplastic plastics bythe blow-moulding process

Country Status (7)

Country Link
AU (1) AU468909B2 (en)
BR (1) BR7107730D0 (en)
CS (1) CS179959B2 (en)
DE (1) DE2057255A1 (en)
ES (1) ES397196A1 (en)
GB (1) GB1351973A (en)
HU (1) HU164393B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4031389C2 (en) * 1990-10-04 1993-12-09 Mudder H Europlast Use of a polymer mass made of polyester and an ethylene-methacrylic acid copolymer
US5851610A (en) * 1991-02-07 1998-12-22 Applied Extrusion Technologies, Inc. Shrink films and articles including the same
DE69226715T2 (en) * 1991-02-07 1999-10-28 Applied Extrusion Technologies Process for producing shrinkable films and shrinkable films and laminates thus produced
CN103072248B (en) * 2013-01-14 2015-03-18 平阳县大宇塑料机械有限公司 Plastic extrusion flat film wire drawing machine
CN111745943A (en) * 2020-06-11 2020-10-09 常州海菲尔机械有限公司 Heating secondary blowing process in film blowing machine
CN113954341B (en) * 2021-11-03 2023-06-02 宁波勤邦新材料科技有限公司 Forming stretching equipment for solar backboard base film

Also Published As

Publication number Publication date
BR7107730D0 (en) 1973-02-22
DE2057255A1 (en) 1972-05-25
AU468909B2 (en) 1973-05-24
ES397196A1 (en) 1974-05-01
HU164393B (en) 1974-02-28
GB1351973A (en) 1974-05-15
CS179959B2 (en) 1977-12-30

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