JPS63312820A - 緩衝性フイルムのヒ−トシ−ル方法 - Google Patents

緩衝性フイルムのヒ−トシ−ル方法

Info

Publication number
JPS63312820A
JPS63312820A JP62150980A JP15098087A JPS63312820A JP S63312820 A JPS63312820 A JP S63312820A JP 62150980 A JP62150980 A JP 62150980A JP 15098087 A JP15098087 A JP 15098087A JP S63312820 A JPS63312820 A JP S63312820A
Authority
JP
Japan
Prior art keywords
heat
sealed
air
sealing
film
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
JP62150980A
Other languages
English (en)
Other versions
JPH0788038B2 (ja
Inventor
Tadao Yasumasu
安増　忠夫
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.)
Kyowa Electric and Chemical Co Ltd
KYOWA DENKI KK
Original Assignee
Kyowa Electric and Chemical Co Ltd
KYOWA DENKI KK
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 Kyowa Electric and Chemical Co Ltd, KYOWA DENKI KK filed Critical Kyowa Electric and Chemical Co Ltd
Priority to JP15098087A priority Critical patent/JPH0788038B2/ja
Publication of JPS63312820A publication Critical patent/JPS63312820A/ja
Publication of JPH0788038B2 publication Critical patent/JPH0788038B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • 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
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/22—Heated wire resistive ribbon, resistive band or resistive strip
    • B29C65/221—Heated wire resistive ribbon, resistive band or resistive strip characterised by the type of heated wire, resistive ribbon, band or strip
    • B29C65/222—Heated wire resistive ribbon, resistive band or resistive strip characterised by the type of heated wire, resistive ribbon, band or strip comprising at least a single heated wire
    • 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
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • 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
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/743—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc
    • B29C65/7437—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using the same tool for both joining and severing, said tool being monobloc or formed by several parts mounted together and forming a monobloc the tool being a perforating tool
    • 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
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • B29C65/745—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area using a single unit having both a severing tool and a welding tool
    • 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
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • 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
    • B29C66/342—Preventing air-inclusions
    • 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
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • 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
    • B29C66/72—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 structure of the material of the parts to be joined
    • B29C66/725—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 structure of the material of the parts to be joined being hollow-walled or honeycombs
    • B29C66/7252—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 structure of the material of the parts to be joined being hollow-walled or honeycombs hollow-walled
    • B29C66/72523—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 structure of the material of the parts to be joined being hollow-walled or honeycombs hollow-walled multi-channelled or multi-tubular
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • 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
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • B29C66/43—Joining a relatively small portion of the surface of said articles
    • B29C66/431—Joining the articles to themselves
    • B29C66/4312—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams
    • B29C66/43121—Closing the ends of tubular or hollow single articles, e.g. closing the ends of bags
    • 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
    • B29L2024/00—Articles with hollow walls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Buffer Packaging (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 〔産業上の利用分野〕 この発明は包装材料として使用されるａｕｉ性フィルム
のヒートシール方法に関するものである。
（従来の技術） 一般的に高周波接着による合成１Ｍｍフィルムのヒート
シールは、上下２枚のフィルムにシールワイ１７を押付
けて行っている。
〔発明が解決しようとする問題点〕
このようなヒートシールを、ベースフィルムの片面に多
数の気袋を一定間隔ごとに全面的に有する緩衝性フィル
ムに応用すると、ヒートシール個所の気袋がシールワイ
ヤによる押圧力によって内圧抵抗を示し、またシールワ
イヤとの接触により溶融して気袋部分のフィルムが破損
する。
この破損により生じた切片のほとんどは、ベースフィル
ムに溶着せずに、ヒートシールラインに剥離したように
残る。このためヒートシールラインの仕上り状態が悪く
、フィルム相互は完全に溶着しているのに溶着不良なる
現象を強く与えるなどの欠点があった。
この発明は上記問題点を解決するために考えられｌ；も
のであって、その目的はきわめて１車な手段の下に気袋
部分のフィルムをもベースフィルムと共に溶着して、ヒ
ートシールラインの仕上りを良好となすことができる新
たな緩衝性フィルムのピートシール方法を淀供すること
にある。
〔問題点を解決するための手段〕
上記目的によるこの発明は、ベースフィルムの片面に多
数の気袋を一定間隔ごとに全面的に有する複数枚のａｍ
性フィルムをヒートシールするに当り、ヒートシール時
にシール個所の気袋を部分的に間口して内圧を除去する
ことにより上記問題点を解決してなるものである。
（作　用） 上記方法では、気袋の開口によって封入された空気が外
部に流出し易くなり、シールワイヤにより気袋が押圧さ
れたとき、内圧抵抗を生ずることなく気袋は輪平化して
ベースフィルムと接する。
かかる状態において溶融が生ずると、押し潰された状態
の気袋はそのままベースフィルムと溶着し、そこに仕−
Ｅり状態が良好な両＊＊性フィルムのヒートシールが生
ずる。
〔実施例〕
図中１は合成樹脂の１１１性フイルムで、ベースフィル
ム２の片面に、他のフィルムの貼合をもって形成した多
数の気袋３．３が一定間隔ごとに全面的に設けである。
４はヒートシーラで、シールワイヤ５を下側面に有する
シートパー６と、その下方に配置された受台７とからな
り、かつシールワイヤ５は高周波発生器に接続されてい
る。
またシールパー６の両側には、上記気袋３．３を部分的
に聞１］する鋭利な多数の切開刃８．８を、気袋３，３
の間隔よりも小さい間隔にて下辺に一体形成した補助板
９．９が、上記切開刃８．８の先端をシールワイＡ７５
　、にりも若干下方に位置きりで設けである。
なお、シールワイヤ５と切開刃８．８との間隔も気袋開
隔より小ざくしである。また図示の補助板９．９はシー
ルパー６に固定しであるが、場合によっては上下動自在
に取付けてもよく、この時にはばねＦ［により常時下方
へ弾圧し、切開刃８゜８に先端抵抗が生じたとき、それ
によりばね圧に抗して下方へ移動し、切開刃先端がシー
ルワイＡ７５の位置まで後退するようにして置く。
上記緩衝性フィルム１のヒートシールは、まず通常２枚
のフィルムを気袋側を内側にして上下に重ね、これをシ
ールパー６と受台７との間に入れてシール個所を受台上
にセットする。
次にシールパー６を下して緩衝性フィルム１゜１のシー
ル個所を受台７とによりプレスする。このプレスにより
まず切開刃８，８が上下気袋３゜３のフィルムに刺って
気袋３，３を開口する。これににり気袋内の空気が外部
に流出するようになって内圧抵抗が除かれ、気袋３，３
は押し潰されて上下のフィルムがシールワイヤ５により
受台７に押付けられ、高周波によって溶融するとともに
、一体に溶着し、更にヒートシール部分にて溶断される
。この結果、気袋部分のフィルムも一体に溶着され、ヒ
ートシール部分には第５図に示すような破袋によるフィ
ルムのめくれが発生せず、仕上り状態はきわめて良好と
なる。
（発明の効果） この発明は上述のように、ヒートシール時にシール個所
の気袋を部分的に開口して内圧を除去し、内圧による破
袋を防止した上にてシートヒー、ル讐行うことから、従
来のように破袋による切片の発生がなく、フィルム相互
を完全に溶着し得ると共に仕上り状態もきわめて良好で
外観上も体裁がよくなる。また切開刃を有する補助部材
をシールワイヤの側方に添設するだけで他に特別な手段
を要せず行うことができるため、操作も従来法と何等変
るところがないなどの特長を有する。
【図面の簡単な説明】
図面はこの発明に係るａｍ性フィルムのヒーｉ・シール
方法を略示するもので、第１図はフィルムセット時の縦
断正面図、第２図はその側面図、第３図はヒートシール
時の部分断面図、第４図はヒートシール後の部分断面図
、第５図は従来法によるヒートシール後の部分断面図で
ある。 １・・・緩衝性フィルム　　２・・・ベースフィルム３
・・・気袋　　　　　　　４・・・ヒートシーラ５・・
・シールワイヤ　　　６・・・シールパー７・・・受台
　　　　　　　８・・・切開刃９・・・補助板

Claims (1)

    【特許請求の範囲】
  1. ベースフィルムの片面に多数の気袋を一定間隔ごとに全
    面的に有する複数枚の緩衝性フィルムをヒートシールす
    るに当り、ヒートシール時にシール個所の気袋を部分的
    に開口して内圧を除去してなることを特徴とする緩衝性
    フィルムのヒートシール方法
JP15098087A 1987-06-17 1987-06-17 緩衝性フイルムのヒ−トシ−ル方法 Expired - Lifetime JPH0788038B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15098087A JPH0788038B2 (ja) 1987-06-17 1987-06-17 緩衝性フイルムのヒ−トシ−ル方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15098087A JPH0788038B2 (ja) 1987-06-17 1987-06-17 緩衝性フイルムのヒ−トシ−ル方法

Publications (2)

Publication Number Publication Date
JPS63312820A true JPS63312820A (ja) 1988-12-21
JPH0788038B2 JPH0788038B2 (ja) 1995-09-27

Family

ID=15508656

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15098087A Expired - Lifetime JPH0788038B2 (ja) 1987-06-17 1987-06-17 緩衝性フイルムのヒ−トシ−ル方法

Country Status (1)

Country Link
JP (1) JPH0788038B2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06254969A (ja) * 1993-03-09 1994-09-13 Hanagata:Kk プラスチックフィルムの溶断溶着装置
JP2016179583A (ja) * 2015-03-24 2016-10-13 日鐵住金建材株式会社 複合構造体の製造方法及び温度調節パネル
CN114228178A (zh) * 2021-12-16 2022-03-25 南通天维机械设备有限公司 一种医用塑料袋热封模具及其使用方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06254969A (ja) * 1993-03-09 1994-09-13 Hanagata:Kk プラスチックフィルムの溶断溶着装置
JP2016179583A (ja) * 2015-03-24 2016-10-13 日鐵住金建材株式会社 複合構造体の製造方法及び温度調節パネル
CN114228178A (zh) * 2021-12-16 2022-03-25 南通天维机械设备有限公司 一种医用塑料袋热封模具及其使用方法
CN114228178B (zh) * 2021-12-16 2023-12-12 南通靖航信息科技有限公司 一种医用塑料袋热封模具及其使用方法

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