IT1094707B - Procedimento per migliorare le proprieta' di pasta per carta macinata termomeccanicamente - Google Patents

Procedimento per migliorare le proprieta' di pasta per carta macinata termomeccanicamente

Info

Publication number
IT1094707B
IT1094707B IT22465/78A IT2246578A IT1094707B IT 1094707 B IT1094707 B IT 1094707B IT 22465/78 A IT22465/78 A IT 22465/78A IT 2246578 A IT2246578 A IT 2246578A IT 1094707 B IT1094707 B IT 1094707B
Authority
IT
Italy
Prior art keywords
thermomechanically
pasta
procedure
properties
improve
Prior art date
Application number
IT22465/78A
Other languages
English (en)
Italian (it)
Other versions
IT7822465A0 (it
Original Assignee
Valmet Oy
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 Valmet Oy filed Critical Valmet Oy
Publication of IT7822465A0 publication Critical patent/IT7822465A0/it
Application granted granted Critical
Publication of IT1094707B publication Critical patent/IT1094707B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
IT22465/78A 1977-04-19 1978-04-19 Procedimento per migliorare le proprieta' di pasta per carta macinata termomeccanicamente IT1094707B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI771244A FI54818C (fi) 1977-04-19 1977-04-19 Foerfarande foer foerbaettring av en termomekanisk massas egenskaper

Publications (2)

Publication Number Publication Date
IT7822465A0 IT7822465A0 (it) 1978-04-19
IT1094707B true IT1094707B (it) 1985-08-02

Family

ID=8510785

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22465/78A IT1094707B (it) 1977-04-19 1978-04-19 Procedimento per migliorare le proprieta' di pasta per carta macinata termomeccanicamente

Country Status (11)

Country Link
JP (1) JPS53130301A (fr)
AT (1) ATA270578A (fr)
BR (1) BR7802442A (fr)
CA (1) CA1096676A (fr)
DE (1) DE2816566A1 (fr)
FI (1) FI54818C (fr)
FR (1) FR2388074A1 (fr)
GB (1) GB1603711A (fr)
IT (1) IT1094707B (fr)
NO (1) NO781361L (fr)
SE (1) SE7804443L (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4229250A (en) * 1979-02-28 1980-10-21 Valmet Oy Method of improving properties of mechanical paper pulp without chemical reaction therewith
JP2528487B2 (ja) * 1987-12-10 1996-08-28 日本製紙株式会社 填料歩留りの改善されたパルプの製造方法及び紙の製造方法
JPH02293496A (ja) * 1989-04-28 1990-12-04 Oji Paper Co Ltd 紙の製造方法
PL2236545T3 (pl) 2009-03-30 2015-02-27 Omya Int Ag Sposób wytwarzania nanofibrylarnych żeli celulozowych
HUE045496T2 (hu) 2009-03-30 2019-12-30 Fiberlean Tech Ltd Eljárás nano-fibrilláris cellulóz szuszpenziók elõállítására
GB0908401D0 (en) 2009-05-15 2009-06-24 Imerys Minerals Ltd Paper filler composition
DK2386682T3 (da) 2010-04-27 2014-06-23 Omya Int Ag Fremgangsmåde til fremstilling af strukturerede materialer under anvendelse af nano-fibrillære cellulosegeler
EP2386683B1 (fr) 2010-04-27 2014-03-19 Omya International AG Procédé de fabrication de matériaux composites à base de gel
GB201019288D0 (en) 2010-11-15 2010-12-29 Imerys Minerals Ltd Compositions
PL3362508T3 (pl) 2015-10-14 2019-10-31 Fiberlean Tech Ltd 3D-formowalny materiał arkuszowy
EP3828339B1 (fr) 2016-04-05 2023-11-29 FiberLean Technologies Limited Produits en papier et en carton
US11846072B2 (en) 2016-04-05 2023-12-19 Fiberlean Technologies Limited Process of making paper and paperboard products
PT3445900T (pt) 2016-04-22 2022-09-19 Fiberlean Tech Ltd Fibras compreendendo celulose microfibrilada e métodos de fibras e materiais não tecidos das mesmas

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE426283A (fr) *
US2240017A (en) * 1937-04-28 1941-04-29 Primavesl Otto Process for producing white mechanical wood pulp from pine wood
US2454532A (en) * 1940-08-03 1948-11-23 Wood Conversion Co Process for defibering lignocellulose while subjected to steam and a digestive chemical
SE303088B (fr) * 1963-05-31 1968-08-12 Defibrator Ab
SE413684C (sv) * 1974-09-23 1987-05-18 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa i utbytesomradet 65-95 %

Also Published As

Publication number Publication date
GB1603711A (en) 1981-11-25
ATA270578A (de) 1982-02-15
JPS53130301A (en) 1978-11-14
BR7802442A (pt) 1978-12-12
FR2388074A1 (fr) 1978-11-17
DE2816566A1 (de) 1978-10-26
FI54818C (fi) 1979-03-12
CA1096676A (fr) 1981-03-03
SE7804443L (sv) 1978-10-20
NO781361L (no) 1978-10-20
FI54818B (fi) 1978-11-30
IT7822465A0 (it) 1978-04-19

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