ZA78643B - Process and apparatus for stretching a tubularly-formed sheet of a thermoplastic material and the product produced thereby - Google Patents

Process and apparatus for stretching a tubularly-formed sheet of a thermoplastic material and the product produced thereby

Info

Publication number
ZA78643B
ZA78643B ZA00780643A ZA78643A ZA78643B ZA 78643 B ZA78643 B ZA 78643B ZA 00780643 A ZA00780643 A ZA 00780643A ZA 78643 A ZA78643 A ZA 78643A ZA 78643 B ZA78643 B ZA 78643B
Authority
ZA
South Africa
Prior art keywords
tubularly
stretching
thermoplastic material
product produced
formed sheet
Prior art date
Application number
ZA00780643A
Inventor
E Schwarz
Original Assignee
Biax Fiberfilm Corp
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
Priority claimed from US05/766,926 external-priority patent/US4144008A/en
Application filed by Biax Fiberfilm Corp filed Critical Biax Fiberfilm Corp
Publication of ZA78643B publication Critical patent/ZA78643B/en

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
    • 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
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • 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
ZA00780643A 1977-02-09 1978-02-02 Process and apparatus for stretching a tubularly-formed sheet of a thermoplastic material and the product produced thereby ZA78643B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/766,926 US4144008A (en) 1975-03-31 1977-02-09 Apparatus for stretching a tubularly-formed sheet of thermoplastic material

Publications (1)

Publication Number Publication Date
ZA78643B true ZA78643B (en) 1978-12-27

Family

ID=25077949

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00780643A ZA78643B (en) 1977-02-09 1978-02-02 Process and apparatus for stretching a tubularly-formed sheet of a thermoplastic material and the product produced thereby

Country Status (18)

Country Link
JP (1) JPS53124579A (en)
AU (1) AU3276978A (en)
BE (1) BE863806A (en)
BR (1) BR7800746A (en)
CA (1) CA1123566A (en)
DE (1) DE2805440C2 (en)
DK (1) DK57278A (en)
ES (1) ES466802A1 (en)
FI (1) FI780340A (en)
FR (1) FR2380116A1 (en)
GB (2) GB1598737A (en)
IT (1) IT1092580B (en)
LU (1) LU79030A1 (en)
NL (1) NL7801529A (en)
NO (1) NO780430L (en)
PT (1) PT67610B (en)
SE (1) SE7801484L (en)
ZA (1) ZA78643B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587334A (en) * 1981-07-04 1983-01-17 Sumitomo Electric Ind Ltd Preparation of stringy porous product
GB8424062D0 (en) * 1984-09-24 1984-10-31 Mackley M R Oriented polymer films
GB2362351B (en) * 2000-03-18 2004-01-14 Harris Parts Ltd Extruded packaging material
TWI227196B (en) * 2002-02-22 2005-02-01 Clopay Plastic Prod Co Film, laminated sheet and methods of making same
US7932196B2 (en) 2003-08-22 2011-04-26 Kimberly-Clark Worldwide, Inc. Microporous stretch thinned film/nonwoven laminates and limited use or disposable product applications
US7651653B2 (en) 2004-12-22 2010-01-26 Kimberly-Clark Worldwide, Inc. Machine and cross-machine direction elastic materials and methods of making same
GB0721410D0 (en) * 2007-10-31 2007-12-12 Rasmussen O B Method and apparatus for longitudinal orientation of thermoplastic film material
GB0907755D0 (en) * 2009-05-06 2009-06-24 Rasmussen O B Method for longitudinal stretching a film in solid state and apparatus to carry out the method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773285A (en) * 1947-11-06 1956-12-11 Continental Can Co Method of making sterile containers
GB756476A (en) * 1954-03-19 1956-09-05 Ici Ltd Improvements in the seaming of films
DE1504502B2 (en) * 1962-03-17 1971-08-12 Lindauer Dormer GmbH, 8990 Lin dau RECKING SYSTEM FOR BIAXIAL RECKNING OF A THERMOPLASTIC PLASTIC FILM
DE2037574A1 (en) * 1970-07-29 1972-02-10 Wolff Walsrode Ag Drawn plastics film - by drawn flatterned film tube without bonding surfaces of the flattened film tube
GB1526722A (en) * 1974-07-05 1978-09-27 Rasmussen O Method for producing a laminated high strength sheet
CA1082508A (en) * 1974-11-26 1980-07-29 Charles R. Walitalo Tear resistant separable end-connected bags
GB1521183A (en) * 1975-03-31 1978-08-16 Schwarz E Process and apparatus for stretching a non-woven web of an orientable polymeric material
DE2641533A1 (en) * 1975-09-17 1977-03-31 Biax Fiberfilm Corp METHOD OF STRETCHING A THERMOPLASTIC MATERIAL

Also Published As

Publication number Publication date
DK57278A (en) 1978-08-10
PT67610B (en) 1979-07-16
LU79030A1 (en) 1978-09-28
ES466802A1 (en) 1979-01-16
AU3276978A (en) 1979-08-02
NL7801529A (en) 1978-08-11
IT1092580B (en) 1985-07-12
FR2380116A1 (en) 1978-09-08
CA1123566A (en) 1982-05-18
DE2805440A1 (en) 1978-08-10
PT67610A (en) 1978-03-01
GB1598738A (en) 1981-09-23
JPS53124579A (en) 1978-10-31
BE863806A (en) 1978-08-09
SE7801484L (en) 1978-08-10
FI780340A (en) 1978-08-10
BR7800746A (en) 1978-09-12
IT7820062A0 (en) 1978-02-07
DE2805440C2 (en) 1981-09-17
NO780430L (en) 1978-08-10
GB1598737A (en) 1981-09-23

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