ATE25411T1 - A PROCESS FOR MAKING PAPER, ESPECIALLY CORRUGATED. - Google Patents

A PROCESS FOR MAKING PAPER, ESPECIALLY CORRUGATED.

Info

Publication number
ATE25411T1
ATE25411T1 AT82200472T AT82200472T ATE25411T1 AT E25411 T1 ATE25411 T1 AT E25411T1 AT 82200472 T AT82200472 T AT 82200472T AT 82200472 T AT82200472 T AT 82200472T AT E25411 T1 ATE25411 T1 AT E25411T1
Authority
AT
Austria
Prior art keywords
paper
making paper
especially corrugated
corrugated
induced
Prior art date
Application number
AT82200472T
Other languages
German (de)
Inventor
Emilio Mortarotti
Original Assignee
Ifd Ind Financ Dev 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=ATE25411(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ifd Ind Financ Dev Srl filed Critical Ifd Ind Financ Dev Srl
Application granted granted Critical
Publication of ATE25411T1 publication Critical patent/ATE25411T1/en

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.
AT82200472T 1981-05-05 1982-04-20 A PROCESS FOR MAKING PAPER, ESPECIALLY CORRUGATED. ATE25411T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT21512/81A IT1138300B (en) 1981-05-05 1981-05-05 PROCEDURE FOR THE PRODUCTION OF PAPER, IN PARTICULAR FOR CORRUGATED CARDBOARDS
EP82200472A EP0064309B1 (en) 1981-05-05 1982-04-20 A process for the manufacturing of paper, particularly corrugated paperboard

Publications (1)

Publication Number Publication Date
ATE25411T1 true ATE25411T1 (en) 1987-02-15

Family

ID=11182899

Family Applications (1)

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

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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (7)

* 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
DE1546238A1 (en) * 1966-07-25 1969-07-17 Brecht Dr Ing Walter Process to increase the suitability of so-called corrugated papers by using modified pulp waste liquors
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
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
FR2505378A1 (en) 1982-11-12
ES511912A0 (en) 1983-02-16
EP0064309A3 (en) 1983-08-24
CA1233303A (en) 1988-03-01
EP0064309A2 (en) 1982-11-10
EP0064309B1 (en) 1987-02-04
IL65788A (en) 1986-01-31
ZA823051B (en) 1983-04-27
ES8304246A1 (en) 1983-02-16
IT1138300B (en) 1986-09-17
IT8121512A0 (en) 1981-05-05
AU553303B2 (en) 1986-07-10
AU8340282A (en) 1982-11-11
JPS5823990A (en) 1983-02-12
JPS6254920B2 (en) 1987-11-17
DE3275394D1 (en) 1987-03-12
IL65788A0 (en) 1982-08-31

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee