CA1128004A - Peelable seal - Google Patents

Peelable seal

Info

Publication number
CA1128004A
CA1128004A CA310,386A CA310386A CA1128004A CA 1128004 A CA1128004 A CA 1128004A CA 310386 A CA310386 A CA 310386A CA 1128004 A CA1128004 A CA 1128004A
Authority
CA
Canada
Prior art keywords
polyolefin film
film members
seal
sealed
peelable seal
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
CA310,386A
Other languages
English (en)
French (fr)
Inventor
William E.R. Watt
John R. Herb
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.)
Pharmachem Corp
Original Assignee
Pharmachem 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
Priority claimed from US05/830,051 external-priority patent/US4183434A/en
Priority claimed from US05/896,637 external-priority patent/US4198972A/en
Application filed by Pharmachem Corp filed Critical Pharmachem Corp
Application granted granted Critical
Publication of CA1128004A publication Critical patent/CA1128004A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A61J1/05—Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids ; Infusion or perfusion containers
    • A61J1/10—Bag-type 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
    • B29C65/76—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
    • B29C66/01—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
    • B29C66/40—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
    • 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
    • B29C66/43129—Joining the articles to themselves for making flat seams in tubular or hollow articles, e.g. transversal seams said flat seams being transversal but non-orthogonal with respect to the tubular or hollow articles, i.e. oblique
    • 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
    • B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
    • B29C66/474—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-flat
    • B29C66/4742—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially non-flat said single elements being spouts
    • 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
    • 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
    • B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
    • B65D53/08—Flexible adhesive strips adapted to seal filling or discharging apertures
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/52—Details
    • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
    • B65D75/5855—Peelable seals
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7148—Blood bags, medical bags

Landscapes

  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Composite Materials (AREA)
  • Hematology (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
CA310,386A 1977-09-02 1978-08-31 Peelable seal Expired CA1128004A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US05/830,051 US4183434A (en) 1977-09-02 1977-09-02 Peelable seal
US830,051 1977-09-02
US05/896,637 US4198972A (en) 1978-04-17 1978-04-17 Blood and blood component storage bags
US896,637 1992-06-17

Publications (1)

Publication Number Publication Date
CA1128004A true CA1128004A (en) 1982-07-20

Family

ID=27125318

Family Applications (1)

Application Number Title Priority Date Filing Date
CA310,386A Expired CA1128004A (en) 1977-09-02 1978-08-31 Peelable seal

Country Status (6)

Country Link
CA (1) CA1128004A (sv)
DE (1) DE2837505A1 (sv)
FR (1) FR2401847A1 (sv)
GB (1) GB2003449B (sv)
NL (1) NL7808006A (sv)
SE (1) SE432561B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5796908A (en) * 1980-11-20 1982-06-16 Uni Charm Corp Separate packing structure of sanitary good and its packing method
US4382513A (en) 1981-02-06 1983-05-10 W. R. Grace & Co., Cryovac Div. Packages having readily peelable seals
DE3413053A1 (de) * 1983-04-29 1985-01-24 Harro 7500 Karlsruhe Manias Vorrichtung zum einschweissen von flaechigen gegenstaenden zwischen kunststoffolien
NL8701700A (nl) * 1987-07-17 1989-02-16 Heijenga S Management B V Houder voor een vloeibaar of pastavormig produkt.
JP2675075B2 (ja) * 1988-06-10 1997-11-12 株式会社新素材総合研究所 内容物入り容器
DE3923713C2 (de) * 1989-07-18 1993-12-23 Kallfass Gmbh Kunststoff-Schweißeinrichtung
US5631068A (en) * 1994-08-02 1997-05-20 Trigon Packaging Corporation Self-containing tamper evident tape and label
DE69513291T2 (de) * 1994-08-02 2000-05-31 Sealed Air Corp., Saddle Brook Originalitäts-klebeband und verschluss
IT1269272B (it) * 1994-11-08 1997-03-26 Unifill Spa Contenitori per prodotti fluidi, in particolare per liquidi
GB9921027D0 (en) * 1999-09-06 1999-11-10 Newman & Dougan Ltd Selective sealing member
FR2813784B1 (fr) * 2000-09-13 2003-03-07 Pascal Lecointe Sachet de conditionnement de substance, a canule integree et bande constituee de tels sachets
DE102006061184A1 (de) 2006-12-22 2008-06-26 Fresenius Medical Care Deutschland Gmbh Verfahren zum Primen eines Blutschlauchsatzes
EP2284081B1 (de) * 2009-08-13 2012-02-15 Bischof + Klein GmbH & Co. KG Verfahren und Folienschlauch zur Herstellung von Verpackungsbehältern sowie Verpackungsbehälter hieraus
US20120241347A1 (en) * 2009-09-08 2012-09-27 Kraft Foods Global Brands Llc Soft-sided flexible blister package
CN110817097B (zh) * 2019-11-13 2022-09-16 潮州市潮安区强盛彩印制版有限公司 一种环保洗衣液包装袋
CN112976736A (zh) * 2021-03-08 2021-06-18 青岛旭成包装印刷有限责任公司 一种纸塑热封袋及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1129258B (de) * 1955-05-31 1962-05-10 Fenwal Lab Inc Behaelter aus biegsamem Kunststoff fuer medizinische Fluessigkeiten
US3360412A (en) * 1964-06-29 1967-12-26 Wm C Heller Jr Process and system for producing heat sealed laminates
DE1236997B (de) * 1965-07-14 1967-03-16 Lohmann K G Verfahren zum Herstellen von Packungen, bei dem Kunststoffolie um das Verpackungsgutgelegt und dann verschweisst wird
US3491935A (en) * 1966-08-08 1970-01-27 Phillips Petroleum Co Method of forming a peelable seal
US3717533A (en) * 1971-05-27 1973-02-20 Tower Prod Inc Method for producing plastic flexible containers having peelable seals
GB1395257A (en) * 1971-07-01 1975-05-21 Tower Products Pouches and methods of forming them
US3914521A (en) * 1974-04-01 1975-10-21 Union Carbide Corp Heat-treated, corona-treated polymer bodies and a process for producing them

Also Published As

Publication number Publication date
NL7808006A (nl) 1979-03-06
SE432561B (sv) 1984-04-09
DE2837505A1 (de) 1979-03-15
GB2003449B (en) 1982-07-07
SE7809238L (sv) 1979-03-03
FR2401847A1 (fr) 1979-03-30
GB2003449A (en) 1979-03-14

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Legal Events

Date Code Title Description
MKEX Expiry