JPH0336657B2 - - Google Patents

Info

Publication number
JPH0336657B2
JPH0336657B2 JP61056722A JP5672286A JPH0336657B2 JP H0336657 B2 JPH0336657 B2 JP H0336657B2 JP 61056722 A JP61056722 A JP 61056722A JP 5672286 A JP5672286 A JP 5672286A JP H0336657 B2 JPH0336657 B2 JP H0336657B2
Authority
JP
Japan
Prior art keywords
flange
sealing
heat
plug
holder
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 - Lifetime
Application number
JP61056722A
Other languages
English (en)
Other versions
JPS62212128A (ja
Inventor
Kozaburo Sakano
Junichi Matsuo
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.)
Toyo Seikan Group Holdings Ltd
Original Assignee
Toyo Seikan Kaisha 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 Toyo Seikan Kaisha Ltd filed Critical Toyo Seikan Kaisha Ltd
Priority to JP61056722A priority Critical patent/JPS62212128A/ja
Publication of JPS62212128A publication Critical patent/JPS62212128A/ja
Publication of JPH0336657B2 publication Critical patent/JPH0336657B2/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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/003—Protecting areas of the parts to be joined from overheating
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/024—Thermal pre-treatments
    • B29C66/0242—Heating, or preheating, e.g. drying
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/024—Thermal pre-treatments
    • B29C66/0244—Cooling
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/347—General aspects dealing with the joint area or with the area to be joined using particular temperature distributions or gradients; using particular heat distributions or gradients
    • B29C66/3474—General aspects dealing with the joint area or with the area to be joined using particular temperature distributions or gradients; using particular heat distributions or gradients perpendicular to the plane of the joint
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1658—Cooling using gas
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
    • B29C66/53461—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat joining substantially flat covers and/or substantially flat bottoms to open ends of container bodies
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Sealing Of Jars (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】 (イ) 発明の目的 ［産業上の利用分野］ この発明は輸液等を密封包装するプラスチツク
容器等に栓体をシールする栓体シール法に関する
ものである。
［従来の技術］ 容器開口部のフランジに、栓体をヒートシール
した延伸容器がある。例えば、輸液を密封包装す
る容器には、内容物を使用する際に中空の針状体
を刺し通すための栓体が取付けられる。このよう
な容器としては、例えば、第２図ｃに示す容器１
０があり、容器１０は、ポリプロピレン、ポリエ
チレンテレフタレート等の熱可塑性樹脂からなる
延伸ボトル１のノズル部２の上端に形成された水
平環状のフランジ３に、例えば第４図に詳細に示
すような、同じくポリプロピレン等の弾性のある
樹脂材料からなる栓体４をヒートシールにより取
付けたものである。ここに栓体４は、シール材５
を剥離した後、前記中空の針状体によつて薄肉部
６を刺し通して内容物を取出すように構成された
ものである。
このような容器において、容器開口部に形成さ
れかつ熱可塑性樹脂材料からなるフランジに、栓
体をヒートシールするとき、従来は第３図に示す
方法が用いられていた。即ち第３図ａに示すよう
に、延伸ボトル１０をホルダー１０８によつて支
持してフランジ３と栓体４との接着予定面同士を
対向位置させた状態で、第３図ｂに示すように両
者の間に位置するヒーター７で両接着予定面を熱
し、第３図ｃに示すように両接着予定面部分が溶
融した状態で栓体４をフランジ３に押し付けて接
着させこの状態で固化させる方法である。
［発明が解決しようとする問題点］ このような従来の栓体シール法では、第３図ｂ
に示すように、ヒーター７によつて熱せられたフ
ランジ３は、溶融すると共に表面積が小さくなる
ように変形しフランジ３ａとなる。
即ち、厚みが大きくなり、反面、環状のフラン
ジの径が内側輪郭、外側輪郭共に縮小するが、外
側輪郭の径の縮小の度合いの方が大きくフランジ
の幅は元の幅より減少する。このため、接着後の
固化したフランジ３ｂでは栓体との接着面積が小
さくなつてしまい、シール不良が出る恐れがあ
る、という問題がある。
この発明は上記の如き事情に鑑みてなされたも
のであつて、容器開口部に形成されかつ熱可塑性
樹脂材料からなるフランジに栓体をヒートシール
するとき、加熱によつてフランジの接着面積が小
さくなつてシール不良が出るという恐れがない、
栓体シール法を提供することを目的としている。
(ロ) 発明の構成 ［問題を解決するための手段］ この目的に対応して、この発明の栓体シール法
は、容器開口部に形成されかつ熱可塑性樹脂材料
からなるフランジに栓体をヒートシールする栓体
シール法であつて、前記フランジをホルダー上に
支持し、前記フランジの前記ヒートシール側の面
を加熱しかつ反対側の面に前記ホルダーに形成し
てある気体流通路から冷却用の空気を吹きつけて
前記反対側の面を冷却した状態で前記ヒートシー
ルを行うことを特徴としている。
以下、この発明の詳細を一実施例を示す図面に
ついて説明する。
第１図は、栓体４を、この発明の一実施例に係
わる栓体シール法によつてヒートシールされる直
前の延伸ボトル１のフランジ３付近の状態を示す
拡大図である。
フランジ３は、栓体４をヒートシールされる側
の面１１は、面１１を構成する材料が溶融する温
度、例えばポリプロピレンの場合約170℃に加熱
され、かつ反対側の面１２は冷却され、前記溶融
する温度より低い温度例えば約140℃に保つた状
態で、ホルダーによつて支持されている。
即ち、ホルダー８は面１２の全周に亙つて接触
して延伸ボトル１を支持しているが、ホルダー８
の内部には空冷用の気体流通路１３が形成されて
おり、流通路１３は面１２に面する位置に複数の
開口端１４を有する。開口端１４は面１２の幅方
向及び周方向に均一に分布しており、流通路１３
を流れる常温の空気が、開口端１４より面１２に
向かつて吹出し、面１２を冷却して前記約140℃
に保つているものである。
この実施例ではフランジ３のヒートシール側の
反対の面１２を常温空気による空冷によつて冷却
しているが、ホルダーに開口端１４を備えない冷
却水の流通路を形成し、冷却水を循環させてホル
ダーを冷却し、これにより、フランジを冷却水冷
する方法、その他の冷却方法を用いることもでき
る。
［作用・効果］ 第１図に示す栓体シール法によれば、フランジ
３は、栓体４をヒートシールされる側の面１１は
溶融し、かつ反対側の面１２は溶融しないままに
保たれるので、フランジ３の内側輪郭・外側輪郭
は共にその径がほとんど縮小せず、この状態で栓
体４がヒートシールされるので、接着面積の大き
さは充分であつて、シール不良が出る恐れがな
い。
また、第１図に示す栓体シール法は、その実施
にあたり、第２図ａ，ｂ，ｃに示す如く、従来の
栓体シール法を実施する設備をそのまま用い、ホ
ルダー１０８の代りにホルダー８と空冷設備を加
えるだけでよいので経済的である。
［実験例］ 外側輪郭の径が35mmのフランジを、次の３つの
条件で栓体ヒートシール時と同一条件で加熱し、
加熱後の外側輪郭の径の変化を比較して、次の結
果を得た。
(1) 冷却なし（従来） 29.4mm (2) ホルダーの水冷却 29.4mm (3) フランジの空気冷却（本発明） 33.7mm (3)では、ほとんど径が縮小しないことが分か
る。
【図面の簡単な説明】
第１図は第２図ｂのＡ部拡大図、第２図はこの
発明の一実施例に係わる栓体シール法の実施態様
を示す縦断面端面図であつて、ａはシール前の状
態を示す図、ｂはシール直前の状態を示す図、ｃ
はシール後の状態を示す図、第３図は従来の栓体
シール法の実施態様を示す縦断面端面図であつ
て、ａはシール前の状態を示す図、ｂはシール直
前の状態を示す図、ｃはシール後の状態を示す
図、及び第４図は栓体を示す縦断面端面図であ
る。 １…延伸ボトル、２…ノズル部、３…フラン
ジ、４…栓体、５…シール材、６…薄肉部、７…
ヒーター、８…ホルダー、１１，１２…面、１３
…空気流通路。

Claims (1)

    【特許請求の範囲】
  1. １ 容器開口部に形成されかつ熱可塑性樹脂材料
    からなるフランジに栓体をヒートシールする栓体
    シール法であつて、前記フランジをホルダー上に
    支持し、前記フランジの前記ヒートシール側の面
    を加熱しかつ反対側の面に前記ホルダーに形成し
    てある気体流通路から冷却用の空気を吹きつけて
    前記反対側の面を冷却した状態で前記ヒートシー
    ルを行うことを特徴とする栓体シール法。
JP61056722A 1986-03-14 1986-03-14 栓体シ−ル法 Granted JPS62212128A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61056722A JPS62212128A (ja) 1986-03-14 1986-03-14 栓体シ−ル法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61056722A JPS62212128A (ja) 1986-03-14 1986-03-14 栓体シ−ル法

Publications (2)

Publication Number Publication Date
JPS62212128A JPS62212128A (ja) 1987-09-18
JPH0336657B2 true JPH0336657B2 (ja) 1991-06-03

Family

ID=13035380

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61056722A Granted JPS62212128A (ja) 1986-03-14 1986-03-14 栓体シ−ル法

Country Status (1)

Country Link
JP (1) JPS62212128A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5858153A (en) * 1997-01-17 1999-01-12 Colgate-Palmolive Company Method for making tubular containers
DE102007057857A1 (de) * 2007-11-29 2009-06-04 Khs Ag Vorrichtung zum Verschließen von Behältern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53624Y2 (ja) * 1974-01-26 1978-01-10

Also Published As

Publication number Publication date
JPS62212128A (ja) 1987-09-18

Similar Documents

Publication Publication Date Title
CN102307790B (zh) 用于容器的封闭件
JPH11227050A (ja) プラスチックフィルムシートを熱シールするための方法及び装置
KR970073944A (ko) 패키지용 박리 테이프
US3475243A (en) Container sealing method
US8424275B2 (en) Sealed plastic closure and method for making the same
JP5064941B2 (ja) プラスチックキャップの装着方法
JPH0336657B2 (ja)
US8101041B2 (en) Method to improve adhesion of a formed gasket to plastic closures
JPH0724916A (ja) プラスチック容器の製造方法
US4537318A (en) Dispensing closure lock and seal
JP2868850B2 (ja) 容器のシール方法
JP2004009318A (ja) フッ素樹脂接合体およびフッ素樹脂体の熱融着方法
US20120324836A1 (en) Method of application of closure liner in hot fill packages
JP2000103457A (ja) 熱可塑性樹脂製ボトルの密封構造
JP2579969B2 (ja) 輸液用合成樹脂製容器の口部閉塞部材およびその方法
JP5135721B2 (ja) 紙容器頂部加熱装置
JPH0648456A (ja) 物質包装ユニットと包装方法
JPS61262117A (ja) ヒ−トシ−ル方法
JPH07171895A (ja) プラスチック容器の製造方法
JPS6112814B2 (ja)
JP2006298442A (ja) 容器およびその密封方法
JP4431930B2 (ja) 密封プラスチック瓶体の開封方法
JP2004051198A (ja) 樹脂性チューブのシール部加熱方法
JP6629870B2 (ja) ヒートシール装置
JPH0472155A (ja) 加熱シール容器