JPS59199461A - 包装容器およびその密封方法 - Google Patents

包装容器およびその密封方法

Info

Publication number
JPS59199461A
JPS59199461A JP58071992A JP7199283A JPS59199461A JP S59199461 A JPS59199461 A JP S59199461A JP 58071992 A JP58071992 A JP 58071992A JP 7199283 A JP7199283 A JP 7199283A JP S59199461 A JPS59199461 A JP S59199461A
Authority
JP
Japan
Prior art keywords
heat
layer
sheet
lid body
tray
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
JP58071992A
Other languages
English (en)
Other versions
JPS6330225B2 (ja
Inventor
英幸 伊藤
高梨　信保
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.)
Terumo Corp
Original Assignee
Terumo Corp
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 Terumo Corp filed Critical Terumo Corp
Priority to JP58071992A priority Critical patent/JPS59199461A/ja
Priority to US06/597,441 priority patent/US4589568A/en
Priority to BE0/212729A priority patent/BE899376A/fr
Priority to DE19843413352 priority patent/DE3413352A1/de
Priority to FR8405594A priority patent/FR2545453B1/fr
Publication of JPS59199461A publication Critical patent/JPS59199461A/ja
Priority to US06/826,277 priority patent/US4689099A/en
Publication of JPS6330225B2 publication Critical patent/JPS6330225B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/14—Details; Accessories therefor
    • A61J1/16—Holders for containers
    • 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
    • B29C66/01—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
    • 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
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/23—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations
    • B29C66/232—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being multiple and parallel or being in the form of tessellations said joint lines being multiple and parallel, i.e. the joint being formed by several parallel joint lines
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2424—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain
    • B29C66/24243—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain forming a quadrilateral
    • B29C66/24244—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain forming a quadrilateral forming a rectangle
    • 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
    • B29C66/72—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
    • B29C66/723—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 multi-layered
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81413—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being non-symmetrical
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
    • B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
    • B29C66/81419—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81427—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
    • 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
    • B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
    • B29C66/81433—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned
    • B29C66/81435—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined being toothed, i.e. comprising several teeth or pins, or being patterned comprising several parallel ridges, e.g. for crimping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/10—Container closures formed after filling
    • B65D77/20—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers
    • B65D77/2024—Container closures formed after filling by applying separate lids or covers, i.e. flexible membrane or foil-like covers the cover being welded or adhered to the container
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2207/00—Methods of manufacture, assembly or production
    • 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
    • B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
    • 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
    • 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
    • B29C65/76—Making non-permanent or releasable 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
    • B29C66/70—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
    • 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
    • B29C66/723—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 multi-layered
    • B29C66/7232—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 multi-layered comprising a non-plastics layer
    • B29C66/72321—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 multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • 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
    • B29C66/723—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 multi-layered
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    • 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
    • B29C66/723—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 multi-layered
    • B29C66/7234—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 multi-layered comprising a barrier layer
    • B29C66/72341—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 multi-layered comprising a barrier layer for gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
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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】 ■１発明の背景 （技術分野） 本発明は、医療器具、医療用容器、その他種々の物品を
収納保存するだめの包装容器に関するものである。
（先行技術およびその問題点） 上述した種々の物品を収納保存するだめの包装容器は、
その周縁部をインパルスンールや高周波誘導加熱等のピ
ー１−シールしているものが多い。このヒートシール時
においては、第１図に示すように、下型１およびヒート
シール金型２の間に下シート３および上ソート４を積層
押圧して、両シートのヒートシールを行なっている。と
ころが、ヒートシール金型２としては、従来はストレー
トな表面のランドを有するものを用いている。
第１図に示すように幅の広いランドを有する金型を用い
た場合には、その面積が大きい為、シール力が弱く、外
力等によシ剥離を生じ易い。まだ、第２図に示すように
幅の狭いランド゛を有する金型を用いた場合には、その
面積が不合い為、シートに対し強い力で押圧することか
でき、シール力を強くすることができるが、接着部周縁
のシート厚さが薄くなる為に耐衝撃性に乏しく、例えば
落下テストにより剥離し易い。
また、溶融した両シートの構成材料の逃げ場がないため
に、この溶融材料は両シート間に流出するばかりでなく
、上シート４と下シート３との間に断片状のパリとして
突出してくることがある。
あるいは、第３図に示すように、ヒートソール金型２側
のシート４では、ヒートシール金型２の周縁にあたる上
シート４の部分において薄肉脆弱部６かでき、さらに悪
い場合にはピンホールができることがある。前者のよう
にパリができることは、外観が不良となり問題となる。
後者のように薄肉脆弱部やピンホールかできる場合には
さらに悪く、保存性に問題がでるばかりか、上シートの
ピールオープン性にも問題がでてくる。特に、医療用物
品など包装容器内への空気不透過性を求められる包装容
器では、上記後者の場合のような問題が生じることは致
命的欠陥となる。
■３発明の目的 本発明は上述のような実状に鑑みなされたもので、その
目的とするところは、シール強度が強く、耐衝撃性に優
れ、パリの発生がなく、また、接着部周縁に薄肉脆弱部
やピンホールが発生したりすることなく、捷だ、この接
着部のビールオープン性が優れた包装容器を提供しよう
とするものである。
■５発明の具体的構成 本発明によれば、開口部周縁にフランジ部を有するトレ
一部とシート状蓋体と全前記フランジ部においてヒート
ソールしてなる包装容器において、前記トレ一部のフラ
ンジ部と前記シート状蓋体とのヒートシール部は、ヒー
ト／−ル部の横断面方向に見て、中央部の一次接着部と
その両性側に該−次接着部を保護する二次接着部とで構
成され、前記中央−次接着部は強く圧着された肉薄の接
着部からなシ、前記二次接着部は前記中央−次接着部よ
シも弱く圧着された肉厚の接着部で構成することにより
、上記目的全達成することができる。医療用物品等の収
納保存を行う場合には、空気不透過性が必要でちゃ、そ
のような場合には、前記トレ一部はポリオレフィン層上
にガスおよび水蒸気遮断性を有する層を介してポリオレ
フィン層全積層したシート製であり、前記蓋体はポリオ
レフィン層、ポリアミド層およびガスおよび水蒸気遮断
性を有する層およびヒートシールに対して耐熱性を有す
る層を順次積層してなるソートを用いるのが好適である
。
以下、本発明の包装容器を添付図面につき詳細に説明す
る。以下の説明では、代表的に医療用容器を収納保存す
る包装容器について述べるが、本発明はこれに限定され
るものではない。
尚、本発明においてヒートソールとは、熱融着性を有す
る少なくとも２つの材料を加熱することにより熱融着さ
せる操作をいう。また、本発明において接着部の厚さと
は、接着部におけるトレーのフランジ部とシート状蓋体
のそれぞれの厚さの和をいう。
本発明による医療用容器等の包装容器は、第４図および
第５図に示すように、開口部にフランジ部１１を備えて
なるトレ一部１２内の少なくとも一面には、必要に応じ
て底面を凹没させて脱酸素剤収納部１３を形成させ、そ
の底部にさらに少なくとも１個の凹溝１４全形成させる
。この脱酸素剤収納部１３内に、少なくとも一面はアル
ミ薄、膜、合成樹脂フィルム、ワックス、合成樹脂全含
浸ないし被覆した紙まだは布等の非通気性シート１５で
被覆し、かつ他の少なくとも一面、通常前記面に相対す
る面を紙、布等の通気性シート１６で被覆してなる脱酸
素剤１７を、通気性シート１６か凹溝１４側に位置する
ように収納する。しかして、前記凹溝１４は脱酸素剤収
納部１３外に達するように形成され、これによりカス通
路全形成する。
このトレ一部１２には、脱酸素剤１７とともに医療用容
器１８を収納したのち、蓋体２０がピールタブ３０によ
りピールオープン可能にヒートンールされる。
本発明による医療用容器等の保存用包装容器において、
トレ一部１２および蓋体２０としては、ガスおよび水蒸
気に対する遮断性が良好で密封性の良好なものであれば
いずれの材料も使用できるが、−例金挙げるとつぎのも
のかあり、保形性、ガスおよび水蒸気遮断性および密封
性が特に良好であり、しかも透明である。すなわち、第
６図に示すように、トレ一部１２はポリオレフィン層（
外層）２１上に、ガスおよび水蒸気遮断性を有する層（
中間層）２２を介してポリオレフィン層（内層）２３を
積層してなるシートで、盆状に作られてなるものである
。一方、蓋体２０は、ポリオレフィン層（内層）２４、
ポリアミド層（中間層）２５およびカス及び水蒸気遮断
性を有する層２６およびヒートシールに対して耐熱性を
有する層（外層）２７を順次積層してなるものである。
トレ一部１２の外層２１および内層２３全構成するポリ
オレフィンとしては、ポリエチレン、ポリプロピレン等
があり、好ましくは、その保形性ならびに耐熱性か優れ
ている点からポリプロピレンである。その厚さは、それ
ぞれ５００〜６００μｍである。壕だ、トレ一部１２の
中間層２２を構成するガスおよび水蒸気遮断性を有する
層としては、エチレン−ビニルアルコール共重合体層等
が好ましく、その厚さは約５０μｍである。
また、蓋体は前記のごとき構成を有しているので、ナイ
ロン層等のポリアミド層の為にピール％−−プン可能で
かつ十分な強度を有し、ポリ塩化ビ゛ニリテン層、エチ
レン−酢酸ビニル共重合体層等のカス及び水蒸気遮断性
材料を用いることにより、ガスおよび水蒸気に対して高
い遮断性を有し、また、外層のヒートシールに対して耐
熱性を有する樹脂層をポリエステル、ポリアミドまたは
ｓ＝　ＩＪフ。
ロピレンとすることにより、ヒートン−）ししても十分
な保形性を有し、これらの層はいずれも透明であるので
内容物の保存状態をみることができる。
また、トレ一部のポリオレフィン層をポリプロピレンと
し、蓋体のポリオレフィン層（内層）２４をホットメル
ト接着剤層としてポリエチレンとポリプロピレンとのブ
レンドとし、重量比に２０：８０〜５０：５０とするこ
とにより、十分な接着性を有すると共にビールオープン
性に優れる。
なお、ガスおよび水蒸気遮断性全必要としない包装容器
においては、トレ一部１２および蓋体２０にはガスおよ
び水蒸気遮断性を有する層を設ける必要はなく、ヒート
シールが可能な材料で１−レ一部１２および蓋体２０は
構成されていれば良い。
本発明の医療用容器等用の包装容器において、トレ一部
１２のフランジ部１１と蓋体２０とのヒートシール部は
、第７図に部分的に拡大誇張して示すように、中央−次
接着部３１およびその両側の二次接着部３２よりなる。
中央の一次接着部３１ば、ヒートシール時に金型の強陽
力による押圧により、その部分の蓋体２０およびフラン
ジ部１１の構成材料の一部が溶融して、中央部から蓋体
およびフランジ部間に沿って流出しつつ接着されて形成
された部分であシ、肉薄の接着部となっている。中央の
一次接着部３１の両側の二次接着部３２は、中央接着部
３１から溶融した蓋体２０およびフランジ部１１の構成
材料が流出して、半溶融状態の蓋体およびフランジ部間
に吸収充填されて形成されたもので、弱く圧着された肉
厚の接着部からなり、従来のようにパリが発生したり、
第３図に示すようにシート接着部周辺付近において薄肉
部が生じることはない。
このような構成の包装容器全製造する方法につき、第８
図を参照しつつ以下に説明する。トレ一部１２のフラン
ジ部１１とソート状の蓋体２０とを、第８図に例示する
ような構成の金型を用いてヒートシールする。フランツ
部１１の下側には下側金型３３を装入する。蓋体２０の
上からはヒートシール金型３４を下側金型３３に押圧す
る。ヒー１−シール金型３４は、下側金型３３との間の
距離が蓋体２０およびフランジ部１１の肉厚の和より小
さな第１ランド３５、第１ランドより僅かに大きな前記
距離を有する第２ランド３６を有する。
第１ランド３５の両側の第２ランド３６以下のランドは
、所要に応じ任意の数設けることができる。
また、第２ランド３６以下のランドの代りに、斜面３７
を有するヒートシール金型を用いることもできる（第１
０図参照）。図示のヒートシール金型３４および下側金
型３３により蓋体２０およびフランジ部１１を押圧する
と、第１ランド３５の位置においては、蓋体２０および
フランジ部１１の肉厚の和より第１ランド３５と下側金
型３３０間の距離は小さいから、蓋体２０とフランジ部
１１とは接触して強く圧着きれ、金型の熱で構成材料の
一部が溶融し、第１ランド部分から第２ランド３６およ
びそれ以下のランドの位置において、蓋体２０とフラン
ジ部１１との間に形成される小空間３８の方向に押し出
づれて流出し、肉薄の接着部となる。第２ランド３６お
よびそれ以下のランドの位置においては、蓋体２０とフ
ランジ部１１とは弱い力で圧着され、肉厚の接着部が形
成される。このようにして、小空間３８には、第１ラン
ド３５の作用により押し出された蓋体２０およびフラン
ジ部１１の溶融材料か実質的に充填され、第９図に示す
ような接着部となり、薄肉脆弱部おるいはピンホールを
発生させることなく、蓋体２０とトレ一部１２のフラン
ジ部１１との間に均質かつ確実な接着部を形成すること
ができる。
このようにして形成されるヒートシール部１９は、医療
用容器などの物品を保存収納している時には、この部分
が破損した！ｌｌあるいは必要な場合にはカスバリア性
を発揮しなければならず、また一方では、医療用容器な
どの物品を取り出す時には、この部分か良好にビールオ
ープンできるよう構成されていなければならない。本発
明におけるヒートシール部の中央−次接着部は、強制的
に強い力で押圧されて溶融した材料間で接着が行われた
ものであり、蓋体の一部をトレ一部のフランジ部内に食
い込ませることができ、シール安定性全保証する。！、
た、二次接着部は弱い力で圧着きれている為、ビール時
には一次接着部よυも容易にオープンし、ビールオープ
ン性の開始部を与えるとともに、前記−次接着部が必要
以上に肉薄となることを防止し、烙らに接着部の耐衝撃
性全向上させることができる。ビールオープン性は前述
したようなビールオープンが容易な材料で構成されてい
るから良好である。
〔実施例〕
厚さ５００μｍのポリプロピレン／ｉ（外り上に、厚さ
５０μｍのエチレン−ビニルアルコール共重合体層（中
間層）、およびさらにその上に厚さ５００μｍのポリプ
ロピレン層（内層）全積層してなるラミネートのトレ一
部内に血液バッグを収納し、ついで厚さ１０μｍのポリ
アミド層（内層）上に、厚さ１０μｍのポリ塩化ビニリ
デン層（中間層）、およびさらに厚さ２０μｍのポリエ
チレンテレフタレート層（外層）全積層してなる平坦な
蓋体を、ホットメルト接着剤層として蓋体に設けられた
ポリオレフィン層（ポリエチレン対ポリプロピレン−６
５：２５）ｉ介して、第８図に示すようなランド横幅３
鮒（−次接着部幅］、ｍｍ、二次接着部幅各１謹）の金
型３４を用いてヒートソールした。
〔比較例１〕 実施例と同様な方法において、第１図に示すような金型
（横幅３鵡）を用いてヒートシールした。
〔比較例２〕 実施例と同様な方法において、第２図に示すような金型
（横幅１　＋ｎｍ　）　ｆ用いてヒートシールした。
上記包装容器の接着部のシール強度が１〜１．５Ｋｇと
なるようシールしたうえで、該接着部のビール強度と落
下破壊強度を測定した。尚、落下破壊強度は、包装容器
ＱＩＱｍの高さの位置から落下させて、接着部に僅かで
も剥離等が生じたもの全破壊されたものとして数えた。
結果全第１表に示す。
第１表 この結果、本発明に係る実施例においてはビール強度が
最小かつ充分な値全示し、ビールオープン操作が容易で
あるとともに、落下破壊強度については破壊されたもの
がなく、その強度においても同時に改善されたことが確
認された。
■１発明の詳細 な説明した処から明らかなように、本発明による医療用
容器などを収納保存する包装容器には、以下に述べるよ
うな多くの利点がもたらされる。
すなわち、本発明は、開口部周縁にフランジ部を有する
トレ一部とシート状蓋体とを前記フランジ部においてヒ
ートシールしてなる包装容器において、前記ｌ・レ一部
のフランジ部と前記シート状蓋体とのヒートシール部は
、ヒートシール部の横断面方向に見て、中央部の一次接
着部とその両性側の二次接着部とで構成され、前記中央
−次接着部は強く圧着された肉薄の接着部からなり、前
記二次接着部は前記中央−次接着部よりも弱く圧着され
た肉厚の接着部からなることを特徴とする包装容器であ
るから、トレ一部のフランジ部とソート状蓋体とのヒー
トシール部は、ヒートシールＭの横断面方向に見て中央
部の一次接着部において強く圧着され、該接着部におい
て該蓋体はフランジ部内に食い込んで接着している為、
ソールの安定性に優れ、強い接着か可能となった。
さらに、−次接着部の両側には弱く圧着された肉厚の二
次接着部がある為、前記−次接着部が必要以上に肉薄と
なることを防止するとともに、該−次接着部全両側から
保護することにより、該−次接着部の周縁部が薄肉化し
て脆弱となったり、ピンホールが発生するのを防止して
耐衝撃性全良好とした。
また、二次接着部は一次接着部よりも弱く圧着されてい
る為、ビール時には一次接着部よりも容易に剥離するこ
とができ、ビールオープン時の初期抵抗を小さいものと
し、ビールオープンの作業性を良好とする。
まだ、密封容器を前記のごとき特定の積層物で構成する
と、トレ一部は内外両層のポリオレフィン層のために保
形性および透明性が良好であり、址たエチレンーヒニル
アルコール共重合体層等のカスおよび水蒸気遮断性材料
を用いることにより、高い水蒸気・酸素（カス）遮断性
を有し、かつ透明である。また、蓋体は前記のごとき構
成ケ有しているので、ナイロン層等のポリアミド層の為
にビールオープン可能でかつ十分な強度を有し、ポリ塩
化ヒニリデン層、エチレン−酢酸ヒニル共重合体層等の
ガス及び水蒸気遮断性材料を用いることにより、ガスお
よび水蒸気に対して高い遮断性を有し、また外層のヒー
トシールに対して耐熱性を有する樹脂層全ポリエステル
、ポリアミドまたはポリプロピレンとすることにより、
ヒートシールしても十分な保形性を有し、これらの層は
いずれも透明であるので内容物の保存状態をみることが
できる。また、トレ一部のポリオレフィン層全ポリプロ
ピレンとし、蓋体のポリオレフィン層（内層）２４をホ
ットメルト接着剤層としてポリエチレンとポリプロピレ
ンとのブレンドとし、重量比全２０：８０〜５０：５０
とすることにより、十分な接着性を有すると共にビール
オープン性に優れる。
【図面の簡単な説明】
第１図、第２図および第３図は従来方式によるヒートシ
ール時の問題点を説明するだめの線図的断面図、第４図
は本発明による包装容器の一例を示す一部破断除去した
斜視図、第５図は第４図のＶ−Ｖ線に沿う断面図、第６
図はヒートシール部全部分的に拡大して示す断面図、第
７図は本発明の包装容器のヒートシール部を誇張して示
す拡大部分断面図、第８図は第７図に示すヒートシール
部を形成する方法を示す線図的断面図、第９図は第７図
のヒートシール部全形成する本発明方法を説明するだめ
の線図的断面図、第１０図はヒートシール金型の他の構
成例の側面図である。 符号の説明 １・・下型、２・ヒートシール金型、３・・・下シート
、４・上シート、５・・・パリ、６・・薄肉脆弱部、１
１・・・フランジ部、１２・・トレ一部、１３・・脱酸
素剤収納部、１４・・・凹溝、１５・非通気性シート、
１６・・通気性シート、１７・・脱酸素剤、１８・・医
療用容器、１９・・・ヒート／−ル部、２０　・蓋体、
２８・・・薬液、３０・ピールクブ、３１　中央−次接
着部、３２・・二次接着部、３３・下側金型、３４・ヒ
ートシール金型、３５・・・第１ランド、３６・・第２
ランド、３７・・斜面、３８・・・小空間￥１０ 第２図 第３図 ム ） 鼠６図 減４図 ＼ ３ ５

Claims (2)

    【特許請求の範囲】
  1. （１）開口部周縁にフランジ部を有するトレ一部とシー
    ト状蓋体とを前記フランジ部においてヒートシールして
    なる包装容器において、前記トレ一部のフランジ部と前
    記シート状蓋体とのヒートシール部は、ヒートシール部
    の横断面方向に見て、中央部の一次接着部とその両性側
    に該−次接着部を保護する二次接着部とで構成され、前
    記中央−次接着部は強く圧着された肉薄の接着部からな
    シ、前記二次接着部は前記中央−次接着部よりも弱く圧
    着された肉厚の接着部からなることを特徴とする包装容
    器。
  2. （２）前記トレ一部はポリオレフィン層上にガスおよび
    水蒸気遮断性を有する層を介してポリオレフィン層を積
    層したシート製であシ、前記蓋体はポリオレフィン層、
    ポリアミド層およびガスおよび水蒸気遮断性を有する層
    およびヒートシールに。 対して耐熱性を有する層を順次積層してなるシートであ
    ることを特徴とする包装容器。
JP58071992A 1983-04-23 1983-04-23 包装容器およびその密封方法 Granted JPS59199461A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP58071992A JPS59199461A (ja) 1983-04-23 1983-04-23 包装容器およびその密封方法
US06/597,441 US4589568A (en) 1983-04-23 1984-04-06 Package
BE0/212729A BE899376A (fr) 1983-04-23 1984-04-09 Emballage et son procede de fabrication.
DE19843413352 DE3413352A1 (de) 1983-04-23 1984-04-09 Verpackung und verfahren zu ihrer herstellung
FR8405594A FR2545453B1 (fr) 1983-04-23 1984-04-09 Emballage et son procede de fabrication
US06/826,277 US4689099A (en) 1983-04-23 1986-02-05 Method of manufacturing a medical package

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58071992A JPS59199461A (ja) 1983-04-23 1983-04-23 包装容器およびその密封方法

Publications (2)

Publication Number Publication Date
JPS59199461A true JPS59199461A (ja) 1984-11-12
JPS6330225B2 JPS6330225B2 (ja) 1988-06-16

Family

ID=13476466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58071992A Granted JPS59199461A (ja) 1983-04-23 1983-04-23 包装容器およびその密封方法

Country Status (5)

Country Link
US (2) US4589568A (ja)
JP (1) JPS59199461A (ja)
BE (1) BE899376A (ja)
DE (1) DE3413352A1 (ja)
FR (1) FR2545453B1 (ja)

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US4689099A (en) 1987-08-25
BE899376A (fr) 1984-07-31
DE3413352C2 (ja) 1990-11-22
US4589568A (en) 1986-05-20
JPS6330225B2 (ja) 1988-06-16
FR2545453A1 (fr) 1984-11-09
DE3413352A1 (de) 1984-10-31
FR2545453B1 (fr) 1986-11-21

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