EP0064309A3 - A process for the manufacturing of paper, particularly corrugated paperboard, and resulting product - Google Patents

A process for the manufacturing of paper, particularly corrugated paperboard, and resulting product

Info

Publication number
EP0064309A3
EP0064309A3 EP82200472A EP82200472A EP0064309A3 EP 0064309 A3 EP0064309 A3 EP 0064309A3 EP 82200472 A EP82200472 A EP 82200472A EP 82200472 A EP82200472 A EP 82200472A EP 0064309 A3 EP0064309 A3 EP 0064309A3
Authority
EP
European Patent Office
Prior art keywords
paper
manufacturing
resulting product
corrugated paperboard
particularly corrugated
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
EP82200472A
Other versions
EP0064309B1 (en
EP0064309A2 (en
Inventor
Emilio Mortarotti
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.)
Cambio Sede via S Salvatore 8 - 03035 Fontana Lir
Original Assignee
Ifd Industrial Financial Development Srl
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11182899&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0064309(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ifd Industrial Financial Development Srl filed Critical Ifd Industrial Financial Development Srl
Priority to AT82200472T priority Critical patent/ATE25411T1/en
Publication of EP0064309A2 publication Critical patent/EP0064309A2/en
Publication of EP0064309A3 publication Critical patent/EP0064309A3/en
Application granted granted Critical
Publication of EP0064309B1 publication Critical patent/EP0064309B1/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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/23—Lignins
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/36—Polyalkenyalcohols; Polyalkenylethers; Polyalkenylesters
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
  • Laminated Bodies (AREA)
  • Polarising Elements (AREA)

Abstract

By the treatment of paper, particularly the paper to be used for the intermediate layer of corrugated paper board, with black liquors of paper pulp, an improvement of the physical and mechanical properties of the paper, particularly of the crushing strength, is induced.
EP82200472A 1981-05-05 1982-04-20 A process for the manufacturing of paper, particularly corrugated paperboard Expired EP0064309B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT82200472T ATE25411T1 (en) 1981-05-05 1982-04-20 A PROCESS FOR MAKING PAPER, ESPECIALLY CORRUGATED.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2151281 1981-05-05
IT21512/81A IT1138300B (en) 1981-05-05 1981-05-05 PROCEDURE FOR THE PRODUCTION OF PAPER, IN PARTICULAR FOR CORRUGATED CARDBOARDS

Publications (3)

Publication Number Publication Date
EP0064309A2 EP0064309A2 (en) 1982-11-10
EP0064309A3 true EP0064309A3 (en) 1983-08-24
EP0064309B1 EP0064309B1 (en) 1987-02-04

Family

ID=11182899

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82200472A Expired EP0064309B1 (en) 1981-05-05 1982-04-20 A process for the manufacturing of paper, particularly corrugated paperboard

Country Status (11)

Country Link
EP (1) EP0064309B1 (en)
JP (1) JPS5823990A (en)
AT (1) ATE25411T1 (en)
AU (1) AU553303B2 (en)
CA (1) CA1233303A (en)
DE (1) DE3275394D1 (en)
ES (1) ES8304246A1 (en)
FR (1) FR2505378A1 (en)
IL (1) IL65788A (en)
IT (1) IT1138300B (en)
ZA (1) ZA823051B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0350015Y2 (en) * 1986-07-31 1991-10-25
CN109235097A (en) * 2018-09-07 2019-01-18 中条山有色金属集团有限公司 A kind of preparation method and applications of corrugating medium's body paper

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE323627C (en) * 1916-05-31 1920-07-30 Ewald Rasch Process for the vegetable sizing of paper, cardboard, fabrics, fibers and the like Like. Using sulfite cellulose waste liquor
GB534534A (en) * 1939-08-26 1941-03-10 Rudolph Bellak A process for the bleaching and utilization of waste sulphite liquors
US3305435A (en) * 1966-07-07 1967-02-21 Weyerhaeuser Co Method of making paper stiffened with waste pulp liquor solids
CH450891A (en) * 1966-07-25 1968-05-15 Brecht Walter Prof Dr Ing Process for increasing the CMT value of corrugated papers
US4191610A (en) * 1975-04-09 1980-03-04 Prior Eric S Upgrading waste paper by treatment with sulfite waste liquor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1532090A (en) * 1966-07-25 1968-07-05 Method for increasing the ability of corrugating papers by using pulp-modified waste liquors
DE2615021A1 (en) * 1975-03-07 1976-10-21 Eric Sydney Prior OBJECT OF FIBER MATERIAL

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE323627C (en) * 1916-05-31 1920-07-30 Ewald Rasch Process for the vegetable sizing of paper, cardboard, fabrics, fibers and the like Like. Using sulfite cellulose waste liquor
GB534534A (en) * 1939-08-26 1941-03-10 Rudolph Bellak A process for the bleaching and utilization of waste sulphite liquors
US3305435A (en) * 1966-07-07 1967-02-21 Weyerhaeuser Co Method of making paper stiffened with waste pulp liquor solids
CH450891A (en) * 1966-07-25 1968-05-15 Brecht Walter Prof Dr Ing Process for increasing the CMT value of corrugated papers
US4191610A (en) * 1975-04-09 1980-03-04 Prior Eric S Upgrading waste paper by treatment with sulfite waste liquor

Also Published As

Publication number Publication date
DE3275394D1 (en) 1987-03-12
JPS5823990A (en) 1983-02-12
CA1233303A (en) 1988-03-01
EP0064309B1 (en) 1987-02-04
FR2505378A1 (en) 1982-11-12
ATE25411T1 (en) 1987-02-15
AU8340282A (en) 1982-11-11
IT1138300B (en) 1986-09-17
IL65788A (en) 1986-01-31
IT8121512A0 (en) 1981-05-05
IL65788A0 (en) 1982-08-31
ZA823051B (en) 1983-04-27
JPS6254920B2 (en) 1987-11-17
AU553303B2 (en) 1986-07-10
ES511912A0 (en) 1983-02-16
EP0064309A2 (en) 1982-11-10
ES8304246A1 (en) 1983-02-16

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