CA975516A - Method of manufacturing biaxially stretched shrink foils and an apparatus for carrying the method into effect - Google Patents

Method of manufacturing biaxially stretched shrink foils and an apparatus for carrying the method into effect

Info

Publication number
CA975516A
CA975516A CA148,441A CA148441A CA975516A CA 975516 A CA975516 A CA 975516A CA 148441 A CA148441 A CA 148441A CA 975516 A CA975516 A CA 975516A
Authority
CA
Canada
Prior art keywords
carrying
effect
biaxially stretched
manufacturing biaxially
stretched shrink
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
CA148,441A
Other languages
English (en)
Other versions
CA148441S (en
Inventor
Leif Sorensen
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.)
HORSENS PLASTIC (HORSENS PLASTICVAREFABRIK A/S) AS
Original Assignee
HORSENS PLASTIC (HORSENS PLASTICVAREFABRIK A/S) AS
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 HORSENS PLASTIC (HORSENS PLASTICVAREFABRIK A/S) AS filed Critical HORSENS PLASTIC (HORSENS PLASTICVAREFABRIK A/S) AS
Application granted granted Critical
Publication of CA975516A publication Critical patent/CA975516A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Transmission Devices (AREA)
  • Packages (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Wrappers (AREA)
CA148,441A 1971-08-31 1972-08-01 Method of manufacturing biaxially stretched shrink foils and an apparatus for carrying the method into effect Expired CA975516A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK426371AA DK125973B (da) 1971-08-31 1971-08-31 Fremgangsmåde til kontinuerlig fremstilling af biaksialt strakte krympefolier samt apparat til udøvelse af fremgangsmåden.

Publications (1)

Publication Number Publication Date
CA975516A true CA975516A (en) 1975-10-07

Family

ID=8131863

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,441A Expired CA975516A (en) 1971-08-31 1972-08-01 Method of manufacturing biaxially stretched shrink foils and an apparatus for carrying the method into effect

Country Status (12)

Country Link
JP (2) JPS4834969A (nl)
BE (1) BE788153A (nl)
CA (1) CA975516A (nl)
DE (1) DE2240903C2 (nl)
DK (1) DK125973B (nl)
FI (1) FI55142C (nl)
FR (1) FR2150917B1 (nl)
GB (1) GB1390430A (nl)
IE (1) IE36641B1 (nl)
NL (1) NL180290C (nl)
NO (1) NO137428C (nl)
SE (1) SE422175B (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112584921A (zh) * 2018-08-30 2021-03-30 京瓷株式会社 旋转构件、混炼机用构件及使用该混炼机用构件的混炼机、轴承及使用该轴承的轴承单元

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5350772Y2 (nl) * 1975-01-23 1978-12-05
JPS5412057Y2 (nl) * 1977-11-11 1979-05-29
CH641400A5 (de) * 1979-07-26 1984-02-29 Tetra Pak Dev Verfahren zur herstellung einer gereckten kunststoff-folie mit biaxialer molekuelorientierung.
JPS59102249U (ja) * 1982-12-24 1984-07-10 株式会社アーレスティ ダイカスト鋳造における中子の引抜装置
JPS62249721A (ja) * 1986-04-23 1987-10-30 Mazda Motor Corp 円弧状中空プラスチツク部品の製造装置
JP2617358B2 (ja) * 1989-09-22 1997-06-04 松下電工株式会社 成形品の取出し方法
WO2011099229A1 (ja) * 2010-02-10 2011-08-18 住友電工ファインポリマー株式会社 熱収縮チューブ、その製造方法および製造装置
WO2011104987A1 (ja) 2010-02-26 2011-09-01 住友電工ファインポリマー株式会社 フッ素樹脂チューブおよび定着器用回転体
JP5407046B2 (ja) 2010-03-08 2014-02-05 住友電工ファインポリマー株式会社 熱収縮性樹脂チューブおよび画像形成装置用回転体
CN110039758B (zh) * 2019-05-23 2023-12-26 江苏鼎尚电子材料股份有限公司 热缩管生产补气机构
CN113715313B (zh) * 2021-09-27 2023-12-01 哈尔滨鹏程新材料科技股份有限公司 一种食品包装复合袋生产用共挤吹膜机
CN114905715B (zh) * 2022-02-11 2023-04-18 宿迁市金田塑业有限公司 双向拉伸聚丙烯双热绿色保护薄膜制备工艺及其生产设备

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3466356A (en) * 1966-10-27 1969-09-09 Celanese Corp Method and apparatus for making plastic film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112584921A (zh) * 2018-08-30 2021-03-30 京瓷株式会社 旋转构件、混炼机用构件及使用该混炼机用构件的混炼机、轴承及使用该轴承的轴承单元

Also Published As

Publication number Publication date
IE36641B1 (en) 1977-01-19
NL180290B (nl) 1986-09-01
SE422175B (sv) 1982-02-22
SE8105125L (sv) 1981-08-31
FR2150917B1 (nl) 1976-09-17
JPS5839877Y2 (ja) 1983-09-08
GB1390430A (en) 1975-04-09
NO137428B (no) 1977-11-21
JPS5655623U (nl) 1981-05-14
NL7211856A (nl) 1973-03-02
NO137428C (no) 1978-03-01
FR2150917A1 (nl) 1973-04-13
BE788153A (fr) 1972-12-18
JPS4834969A (nl) 1973-05-23
DE2240903C2 (de) 1983-10-27
DK125973B (da) 1973-05-28
DE2240903A1 (de) 1973-05-10
IE36641L (en) 1973-02-28
FI55142C (fi) 1979-06-11
FI55142B (fi) 1979-02-28
NL180290C (nl) 1987-02-02

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