EP0054907A3 - Paper containing fine weakened tear line and method for manufacture of the paper - Google Patents

Paper containing fine weakened tear line and method for manufacture of the paper Download PDF

Info

Publication number
EP0054907A3
EP0054907A3 EP19810110508 EP81110508A EP0054907A3 EP 0054907 A3 EP0054907 A3 EP 0054907A3 EP 19810110508 EP19810110508 EP 19810110508 EP 81110508 A EP81110508 A EP 81110508A EP 0054907 A3 EP0054907 A3 EP 0054907A3
Authority
EP
European Patent Office
Prior art keywords
paper
manufacture
tear line
containing fine
weakened tear
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
EP19810110508
Other versions
EP0054907B1 (en
EP0054907A2 (en
Inventor
Hisao Kai
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.)
Asahi Kasei Corp
Original Assignee
Asahi Kasei Kogyo 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 Asahi Kasei Kogyo KK filed Critical Asahi Kasei Kogyo KK
Publication of EP0054907A2 publication Critical patent/EP0054907A2/en
Publication of EP0054907A3 publication Critical patent/EP0054907A3/en
Application granted granted Critical
Publication of EP0054907B1 publication Critical patent/EP0054907B1/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/02—Chemical or biochemical treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F3/00—Severing by means other than cutting; Apparatus therefor
    • B26F3/002—Precutting and tensioning or breaking
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/006—Making patterned paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/0092—Post-treated paper
    • D21H5/0095—Post-treated paper with means capable of destructing or weakening the paper structure, e.g. cellulose decomposing agents

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Printing Methods (AREA)
  • Paper (AREA)
  • Making Paper Articles (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
EP81110508A 1980-12-18 1981-12-16 Method for producing a fine weakened tear line on paper and apparatus for its production Expired EP0054907B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP17804280A JPS57102969A (en) 1980-12-18 1980-12-18 Chemical solution for printing cutting line
JP178042/80 1980-12-18

Publications (3)

Publication Number Publication Date
EP0054907A2 EP0054907A2 (en) 1982-06-30
EP0054907A3 true EP0054907A3 (en) 1984-02-08
EP0054907B1 EP0054907B1 (en) 1987-05-06

Family

ID=16041569

Family Applications (1)

Application Number Title Priority Date Filing Date
EP81110508A Expired EP0054907B1 (en) 1980-12-18 1981-12-16 Method for producing a fine weakened tear line on paper and apparatus for its production

Country Status (4)

Country Link
EP (1) EP0054907B1 (en)
JP (1) JPS57102969A (en)
AU (1) AU552622B2 (en)
DE (1) DE3176152D1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740163A (en) * 1983-11-02 1988-04-26 James River-Norwalk, Inc. Channel opening feature for cartons
WO1998055278A1 (en) * 1997-06-06 1998-12-10 Koenig & Bauer Aktiengesellschaft Method and device for cross-perforating a moving paper strip
KR20040015961A (en) * 2002-08-14 2004-02-21 임경일 An inkjet printer which is able to cut, a cartridge, a medium of printing and control method thereof
US8763526B2 (en) 2010-06-21 2014-07-01 The Procter & Gamble Company Apparatus for perforating a web material
US8287976B2 (en) 2010-06-21 2012-10-16 The Procter & Gamble Company Uniquely perforated web product
US8763523B2 (en) 2010-06-21 2014-07-01 The Procter & Gamble Company Method of perforating a web material
US8757058B2 (en) 2010-06-21 2014-06-24 The Procter & Gamble Company Process for perforating a web
US8468938B2 (en) 2010-06-21 2013-06-25 The Procter & Gamble Company Apparatus for perforating a web material
US8268429B2 (en) 2010-06-21 2012-09-18 The Procter & Gamble Company Perforated web product
US8443725B2 (en) 2010-06-21 2013-05-21 The Procter & Gamble Company Method of perforating a web
US8287977B2 (en) 2010-06-21 2012-10-16 The Procter & Gamble Company Uniquely perforated web product
US9259848B2 (en) 2010-06-21 2016-02-16 The Procter & Gamble Company Method for providing a web with unique lines of weakness
US8535483B2 (en) 2010-06-21 2013-09-17 The Procter & Gamble Company Apparatus for uniquely perforating a web material
US8283013B2 (en) 2010-06-21 2012-10-09 The Procter & Gamble Company Uniquely perforated web product
DE102016118895A1 (en) * 2016-10-05 2018-04-05 Mayr-Melnhof Karton Ag Method for producing a blank for packaging, cutting and packaging from a blank
WO2018068182A1 (en) 2016-10-10 2018-04-19 Crown Bioscience (Taicang) Inc. Novel anti-ctla4 antibodies
US12280559B2 (en) * 2020-04-23 2025-04-22 Fuji Seal International, Inc. Method for manufacturing packaging for pouch container, and device for manufacturing packaging for pouch container
US20240000254A1 (en) * 2022-06-30 2024-01-04 Nicholas Roderick John PERRY Drinking straw
CN115782294B (en) * 2022-11-29 2023-07-14 中山市德裕机械有限公司 Intelligent unlimited-height grooving machine and grooving method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB615882A (en) * 1946-08-21 1949-01-12 Charles Leonard Wall Improvements in the production of narrow width fabrics
FR948046A (en) * 1947-05-30 1949-07-20 Liquid dispenser for office work and coloring drawings and photographs
DE1560145A1 (en) * 1965-08-27 1969-07-17 Margarete Steiff Gmbh Process for separating parts from textile webs which consist of cellulose or contain cellulose, as well as textile web parts produced therewith
DE2309548A1 (en) * 1972-06-14 1974-01-03 Thor Dahl DEVICE FOR OPENING ENVELOPES
DE2620680A1 (en) * 1976-05-11 1977-11-17 Erba Textilind Fabric or textile mouldings with selected, stiffened zones - prepd. by applying an etching agent or mordant along the contours of the intended prod.
US4228634A (en) * 1979-08-13 1980-10-21 Aes Technology Systems, Inc. Envelope opening process and composition
DE3020380A1 (en) * 1980-05-29 1981-12-03 Kreuzer-Werk Gmbh, 5300 Bonn Fluid e.g. ink eradicator dispensing material - consisting of moisture conductive e.g. alpha-cellulose fibres embedded in gelled plastisol

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB615882A (en) * 1946-08-21 1949-01-12 Charles Leonard Wall Improvements in the production of narrow width fabrics
FR948046A (en) * 1947-05-30 1949-07-20 Liquid dispenser for office work and coloring drawings and photographs
DE1560145A1 (en) * 1965-08-27 1969-07-17 Margarete Steiff Gmbh Process for separating parts from textile webs which consist of cellulose or contain cellulose, as well as textile web parts produced therewith
DE2309548A1 (en) * 1972-06-14 1974-01-03 Thor Dahl DEVICE FOR OPENING ENVELOPES
DE2620680A1 (en) * 1976-05-11 1977-11-17 Erba Textilind Fabric or textile mouldings with selected, stiffened zones - prepd. by applying an etching agent or mordant along the contours of the intended prod.
US4228634A (en) * 1979-08-13 1980-10-21 Aes Technology Systems, Inc. Envelope opening process and composition
DE3020380A1 (en) * 1980-05-29 1981-12-03 Kreuzer-Werk Gmbh, 5300 Bonn Fluid e.g. ink eradicator dispensing material - consisting of moisture conductive e.g. alpha-cellulose fibres embedded in gelled plastisol

Also Published As

Publication number Publication date
AU552622B2 (en) 1986-06-12
EP0054907B1 (en) 1987-05-06
JPS57102969A (en) 1982-06-26
AU7859781A (en) 1982-06-24
DE3176152D1 (en) 1987-06-11
EP0054907A2 (en) 1982-06-30

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