JPS5274495A - Film for packaging by shrinkage - Google Patents

Film for packaging by shrinkage

Info

Publication number
JPS5274495A
JPS5274495A JP15046575A JP15046575A JPS5274495A JP S5274495 A JPS5274495 A JP S5274495A JP 15046575 A JP15046575 A JP 15046575A JP 15046575 A JP15046575 A JP 15046575A JP S5274495 A JPS5274495 A JP S5274495A
Authority
JP
Japan
Prior art keywords
film
shrinkage
packaging
crosslinking degree
ear part
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.)
Granted
Application number
JP15046575A
Other languages
Japanese (ja)
Other versions
JPS5548029B2 (en
Inventor
Michiyoshi Nishizaki
Toshio Katayama
Yoshinobu Kusuhara
Kazuo Shimomura
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co Ltd
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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP15046575A priority Critical patent/JPS5274495A/en
Publication of JPS5274495A publication Critical patent/JPS5274495A/en
Publication of JPS5548029B2 publication Critical patent/JPS5548029B2/ja
Granted 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
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24—Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised

Landscapes

  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Wrappers (AREA)

Abstract

PURPOSE:To obtain strong bunding property by using a film having a crosslinking degree at the ear part of the shrinkage-wrapping film higher than the crosslinking degree of the central part of the film by 10% or more in gel percentage, and having a heat-shrinkage factor of 50% or more in a direction along the ear part.
JP15046575A 1975-12-16 1975-12-16 Film for packaging by shrinkage Granted JPS5274495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15046575A JPS5274495A (en) 1975-12-16 1975-12-16 Film for packaging by shrinkage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15046575A JPS5274495A (en) 1975-12-16 1975-12-16 Film for packaging by shrinkage

Publications (2)

Publication Number Publication Date
JPS5274495A true JPS5274495A (en) 1977-06-22
JPS5548029B2 JPS5548029B2 (en) 1980-12-03

Family

ID=15497500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15046575A Granted JPS5274495A (en) 1975-12-16 1975-12-16 Film for packaging by shrinkage

Country Status (1)

Country Link
JP (1) JPS5274495A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5048687A (en) * 1990-04-23 1991-09-17 Weyerhaeuser Company Heat-shrunk protective packaging for multiple units

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5048687A (en) * 1990-04-23 1991-09-17 Weyerhaeuser Company Heat-shrunk protective packaging for multiple units

Also Published As

Publication number Publication date
JPS5548029B2 (en) 1980-12-03

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