FR1462771A - Biaxial post-stretching process for thermoplastic tubular films - Google Patents

Biaxial post-stretching process for thermoplastic tubular films

Info

Publication number
FR1462771A
FR1462771A FR44742A FR44742A FR1462771A FR 1462771 A FR1462771 A FR 1462771A FR 44742 A FR44742 A FR 44742A FR 44742 A FR44742 A FR 44742A FR 1462771 A FR1462771 A FR 1462771A
Authority
FR
France
Prior art keywords
biaxial
post
stretching process
tubular films
thermoplastic tubular
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
FR44742A
Other languages
French (fr)
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.)
Polymer Processing Research Institute Ltd
Original Assignee
Polymer Processing Research Institute 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 Polymer Processing Research Institute Ltd filed Critical Polymer Processing Research Institute Ltd
Application granted granted Critical
Publication of FR1462771A publication Critical patent/FR1462771A/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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • B29C55/285—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation by using internal mechanical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FR44742A 1965-01-11 1966-01-04 Biaxial post-stretching process for thermoplastic tubular films Expired FR1462771A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP143865 1965-01-11

Publications (1)

Publication Number Publication Date
FR1462771A true FR1462771A (en) 1966-12-16

Family

ID=11501428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44742A Expired FR1462771A (en) 1965-01-11 1966-01-04 Biaxial post-stretching process for thermoplastic tubular films

Country Status (3)

Country Link
DE (1) DE1504746A1 (en)
FR (1) FR1462771A (en)
GB (1) GB1111604A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108422648A (en) * 2018-04-28 2018-08-21 重庆瑞霆塑胶有限公司 Inflation film manufacturing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108422648A (en) * 2018-04-28 2018-08-21 重庆瑞霆塑胶有限公司 Inflation film manufacturing machine
CN108422648B (en) * 2018-04-28 2020-02-04 重庆瑞霆塑胶有限公司 Film blowing machine

Also Published As

Publication number Publication date
DE1504746A1 (en) 1969-09-25
GB1111604A (en) 1968-05-01

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