[go: up one dir, main page]

RU2007105554A - PAPER PRODUCTION METHOD - Google Patents

PAPER PRODUCTION METHOD Download PDF

Info

Publication number
RU2007105554A
RU2007105554A RU2007105554/12A RU2007105554A RU2007105554A RU 2007105554 A RU2007105554 A RU 2007105554A RU 2007105554/12 A RU2007105554/12 A RU 2007105554/12A RU 2007105554 A RU2007105554 A RU 2007105554A RU 2007105554 A RU2007105554 A RU 2007105554A
Authority
RU
Russia
Prior art keywords
fibers
average length
mixtures
paper base
contacting
Prior art date
Application number
RU2007105554/12A
Other languages
Russian (ru)
Other versions
RU2360059C2 (en
Inventor
С. Саммарко Тимоти (US)
С. Саммарко Тимоти
Сверин Агне (US)
Сверин Агне
Фроасс Питер (US)
Фроасс Питер
Original Assignee
Интернэшнл Пэйпа Кампани (Us)
Интернэшнл Пэйпа Кампани
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 Интернэшнл Пэйпа Кампани (Us), Интернэшнл Пэйпа Кампани filed Critical Интернэшнл Пэйпа Кампани (Us)
Publication of RU2007105554A publication Critical patent/RU2007105554A/en
Application granted granted Critical
Publication of RU2360059C2 publication Critical patent/RU2360059C2/en

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63Inorganic compounds
    • D21H17/67Water-insoluble compounds, e.g. fillers, pigments
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H15/00Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • D21H15/06Long fibres, i.e. fibres exceeding the upper length limit of conventional paper-making fibres; Filaments
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63Inorganic compounds
    • D21H17/67Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675Oxides, hydroxides or carbonates
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63Inorganic compounds
    • D21H17/70Inorganic compounds forming new compounds in situ, e.g. within the pulp or paper, by chemical reaction with other substances added separately
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP 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
    • D21H21/00Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52Additives of definite length or shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Wrappers (AREA)

Claims (20)

1. Бумажная основа, содержащая1. A paper base containing некоторое множество волокон древесины лиственных пород, хвойных пород или их смесей, которые имеют среднюю длину больше или равную 75 мкм и имеют наполнитель, прикрепленный к части упомянутого множества;a plurality of hardwood fibers, conifers, or mixtures thereof, which have an average length greater than or equal to 75 microns and have a filler attached to a portion of the plurality; меньше 50 мас.% волокон, имеющих среднюю длину меньше 75 мкм, от общей массы основы.less than 50 wt.% fibers having an average length of less than 75 microns, based on the total weight of the base. 2. Бумажная основа по п.1, отличающаяся тем, что упомянутое множество волокон лиственной древесины, хвойной древесины являются первичными волокнами.2. The paper base according to claim 1, characterized in that the said plurality of fibers of deciduous wood, coniferous wood are primary fibers. 3. Бумажная основа по п.1, отличающаяся тем, что упомянутое множество волокон лиственной древесины, хвойной древесины имеют канадскую стандартную степень помола от 300 до 600.3. The paper base according to claim 1, characterized in that the aforementioned set of fibers of deciduous wood, softwood have a Canadian standard degree of grinding from 300 to 600. 4. Бумажная основа по п.1, отличающаяся тем, что волокна, средняя длина которых меньше 75 мкм, являются переработанными волокнами, оборотными волокнами, волокнами отходов или их смесями.4. The paper base according to claim 1, characterized in that the fibers, the average length of which is less than 75 microns, are recycled fibers, recycled fibers, waste fibers or mixtures thereof. 5. Бумажная основа по п.1, отличающаяся тем, что наполнитель прикреплен к волокну в массовом отношении от 0,3 до 8.5. The paper base according to claim 1, characterized in that the filler is attached to the fiber in a mass ratio of from 0.3 to 8. 6. Бумажная основа по п.1, отличающаяся тем, что наполнитель присутствует в количестве от 1 до 30 мас.% от общей массы основы.6. The paper base according to claim 1, characterized in that the filler is present in an amount of from 1 to 30 wt.% Of the total weight of the base. 7. Бумажная основа по п.1, содержащая от 0,1 до 20 мас.% волокон длиной меньше 75 мкм от общей массы основы.7. The paper base according to claim 1, containing from 0.1 to 20 wt.% Fibers with a length of less than 75 microns from the total weight of the base. 8. Бумажная основа по п.1, отличающаяся тем, что наполнителем является осажденный карбонат кальция.8. The paper base according to claim 1, characterized in that the filler is precipitated calcium carbonate. 9. Бумажная основа по п.1, отличающаяся тем, что наполнитель осажден по меньшей мере в одной форме, выбираемой из группы, состоящей из кубической, скаленоэдрической, ромбовидной и арагонитной форм.9. The paper base according to claim 1, characterized in that the filler is precipitated in at least one form selected from the group consisting of cubic, scalenohedral, rhomboid and aragonite forms. 10. Бумажная основа по п.9, отличающаяся тем, что наполнитель имеет средний размер частиц от 0,01 до 20 мкм.10. The paper base according to claim 9, characterized in that the filler has an average particle size of from 0.01 to 20 microns. 11. Бумажная основа по п.9, отличающаяся тем, что наполнитель имеет средний размер частиц от 0,01 до 10 мкм.11. The paper base according to claim 9, characterized in that the filler has an average particle size of from 0.01 to 10 microns. 12. Способ изготовления бумажной основы по п.1, содержащий контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину 75 мкм и имеющих наполнитель, прикрепленный к части упомянутого множества волокон, с волокнами, средняя длина которых меньше 75 мкм, от общей массы основы.12. A method of manufacturing a paper base according to claim 1, comprising contacting said plurality of deciduous, softwood fibers or mixtures thereof having an average length of 75 μm and having a filler attached to a portion of said plurality of fibers with fibers whose average length is less than 75 microns, from the total mass of the base. 13. Способ по п.12, кроме того, содержащий13. The method according to item 12, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с Са(ОН)2 и/или СО2 одновременно и/или последовательно.contacting the plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length greater than or equal to 75 μm with Ca (OH) 2 and / or CO 2 simultaneously and / or sequentially. 14. Способ по п.13, кроме того, содержащий14. The method according to item 13, in addition, containing контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с Са(ОН)2 в линии для образования пульпы, содержащей меньше 5% твердых веществ.contacting the plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length greater than or equal to 75 μm with Ca (OH) 2 in a line to form a pulp containing less than 5% solids. 15. Способ по п.13, кроме того, содержащий15. The method according to item 13, in addition, containing контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с газообразным СО2 перед контактом с упомянутым множеством волокон с Са(ОН)2.contacting said plurality of hardwood, coniferous fibers or mixtures thereof having an average length greater than or equal to 75 μm with gaseous CO 2 before contacting said plurality of fibers with Ca (OH) 2 . 16. Способ по п.13, кроме того, содержащий16. The method according to item 13, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с газообразным СО2 перед контактом с упомянутым множеством волокон с Са(ОН)2.contacting said plurality of hardwood, coniferous fibers or mixtures thereof having an average length greater than or equal to 75 μm with gaseous CO 2 before contacting said plurality of fibers with Ca (OH) 2 . 17. Способ по п.12, кроме того, содержащий17. The method according to item 12, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с Са(ОН)2 и/или СО2 одновременно и/или последовательно при рН от 7,5 до 11.the contact of the above-mentioned plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length greater than or equal to 75 μm with Ca (OH) 2 and / or CO 2 simultaneously and / or sequentially at a pH of from 7.5 to 11. 18. Способ по п.12, кроме того, содержащий18. The method according to item 12, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с Са(ОН)2 и/или СО2 одновременно и/или последовательно в трубчатом реакторе, отличающийся тем, что CO2 добавляется в реактор в нескольких точках ввода.contacting the plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length greater than or equal to 75 μm with Ca (OH) 2 and / or CO 2 simultaneously and / or sequentially in a tubular reactor, characterized in that CO 2 is added to the reactor at multiple entry points. 19. Способ по п.12, кроме того, содержащий19. The method according to item 12, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, с Са(ОН)2 и/или СО2 одновременно и/или последовательно в последовательности реакторов с непрерывным перемешиванием, отличающийся тем, что СО2 добавляется в каждый реактор с непрерывным перемешиванием последовательно.contacting the plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length greater than or equal to 75 μm with Ca (OH) 2 and / or CO 2 simultaneously and / or sequentially in a sequence of reactors with continuous mixing, characterized in that CO 2 added to each reactor with continuous stirring in series. 20. Способ по п.12, кроме того, содержащий20. The method according to item 12, further comprising контакт упомянутого множества волокон лиственной, хвойной древесины или их смесей, имеющих среднюю длину больше или равную 75 мкм, и волокон, имеющих среднюю длину меньше 75 мкм, с Са(ОН)2 и/или СО2 одновременно и/или последовательно в последовательности реакторов с непрерывным перемешиванием, отличающийся тем, что СО2 добавляется в каждый реактор с непрерывным перемешиванием последовательно.contacting the plurality of deciduous, coniferous wood fibers or mixtures thereof having an average length of greater than or equal to 75 μm and fibers having an average length of less than 75 μm with Ca (OH) 2 and / or CO 2 simultaneously and / or sequentially in a series of reactors with continuous stirring, characterized in that the CO 2 is added to each reactor with continuous stirring sequentially.
RU2007105554/12A 2004-07-14 2005-07-14 Method for paper production RU2360059C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58795404P 2004-07-14 2004-07-14
US60/587,954 2004-07-14

Publications (2)

Publication Number Publication Date
RU2007105554A true RU2007105554A (en) 2008-09-10
RU2360059C2 RU2360059C2 (en) 2009-06-27

Family

ID=34993041

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007105554/12A RU2360059C2 (en) 2004-07-14 2005-07-14 Method for paper production

Country Status (7)

Country Link
US (1) US20060260775A1 (en)
EP (1) EP1784536A1 (en)
CN (1) CN101031686A (en)
BR (1) BRPI0513120A (en)
CA (1) CA2572630A1 (en)
RU (1) RU2360059C2 (en)
WO (1) WO2006019808A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6866906B2 (en) 2000-01-26 2005-03-15 International Paper Company Cut resistant paper and paper articles and method for making same
EP2328947A1 (en) 2008-08-28 2011-06-08 International Paper Company Expandable microspheres and methods of making and using the same
FI20085969A7 (en) * 2008-10-15 2010-04-16 Nordkalk Oy Ab Acidic water and its use for dewatering or solids separation
SE534932C2 (en) * 2009-12-21 2012-02-21 Stora Enso Oyj A paper or cardboard substrate, a process for manufacturing the substrate and a package formed from the substrate
RU2412295C1 (en) * 2010-05-20 2011-02-20 Эдуард Львович Аким Method for production of paper mass
EP2855770B1 (en) 2012-05-25 2017-07-12 Hewlett-Packard Development Company, L.P. Uncoated recording media
SE538243C2 (en) * 2012-11-09 2016-04-12 Stora Enso Oyj Process for forming and then drying a composite material comprising a microfibrillated cellulose
US9068292B2 (en) 2013-01-30 2015-06-30 Hewlett-Packard Development Company, L.P. Uncoated recording media
CN105050826B (en) * 2013-01-30 2017-03-22 惠普发展公司,有限责任合伙企业 uncoated recording media
CN106573487B (en) * 2014-07-31 2019-11-22 惠普发展公司,有限责任合伙企业 Printed substrates
CN106894281B (en) * 2015-12-17 2019-03-22 上海东升新材料有限公司 A kind of paper grade (stock) light calcium covered fiber filler and its preparation method and application
CN109789598A (en) * 2016-09-19 2019-05-21 Fp创新研究所 Based on the composition of cellulosic filaments isotropism, adhesive-free product in the face made of compression molded

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3152001A (en) * 1960-02-18 1964-10-06 Bayer Ag Process for the production of a filler
US4166894A (en) * 1974-01-25 1979-09-04 Calgon Corporation Functional ionene compositions and their use
DK659674A (en) * 1974-01-25 1975-09-29 Calgon Corp
US4022965A (en) * 1975-01-13 1977-05-10 Crown Zellerbach Corporation Process for producing reactive, homogeneous, self-bondable lignocellulose fibers
US4174417A (en) * 1975-10-14 1979-11-13 Kimberly-Clark Corporation Method of forming highly absorbent fibrous webs and resulting products
AU541464B2 (en) * 1978-08-04 1985-01-10 Csr Limited Manufacturing fibre reinforced building element
US4496427A (en) * 1980-01-14 1985-01-29 Hercules Incorporated Preparation of hydrophilic polyolefin fibers for use in papermaking
US4510020A (en) * 1980-06-12 1985-04-09 Pulp And Paper Research Institute Of Canada Lumen-loaded paper pulp, its production and use
US4367207A (en) * 1980-12-18 1983-01-04 Pfizer Inc. Process for the preparation of finely divided precipitated calcium carbonate
SU1000512A1 (en) * 1981-11-27 1983-02-28 Центральный научно-исследовательский институт бумаги Fibrous mass for making toilet paper
US4431481A (en) * 1982-03-29 1984-02-14 Scott Paper Co. Modified cellulosic fibers and method for preparation thereof
SU1567710A1 (en) * 1988-07-26 1990-05-30 Ленинградский технологический институт целлюлозно-бумажной промышленности Method of manufacturing paper
US4986882A (en) * 1989-07-11 1991-01-22 The Proctor & Gamble Company Absorbent paper comprising polymer-modified fibrous pulps and wet-laying process for the production thereof
US5209953A (en) * 1989-08-03 1993-05-11 Kimberly-Clark Corporation Overall printing of tissue webs
US5160789A (en) * 1989-12-28 1992-11-03 The Procter & Gamble Co. Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiber
US5049235A (en) * 1989-12-28 1991-09-17 The Procter & Gamble Company Poly(methyl vinyl ether-co-maleate) and polyol modified cellulostic fiber
US5360420A (en) * 1990-01-23 1994-11-01 The Procter & Gamble Company Absorbent structures containing stiffened fibers and superabsorbent material
US5266250A (en) * 1990-05-09 1993-11-30 Kroyer K K K Method of modifying cellulosic wood fibers and using said fibers for producing fibrous products
GB2246344A (en) * 1990-07-27 1992-01-29 Ecc Int Ltd Precipitated calcium carbonate
US5558850A (en) * 1990-07-27 1996-09-24 Ecc International Limited Precipitated calcium carbonate
US5223090A (en) * 1991-03-06 1993-06-29 The United States Of America As Represented By The Secretary Of Agriculture Method for fiber loading a chemical compound
FR2689530B1 (en) * 1992-04-07 1996-12-13 Aussedat Rey NEW COMPLEX PRODUCT BASED ON FIBERS AND FILLERS, AND METHOD FOR MANUFACTURING SUCH A NEW PRODUCT.
US5275699A (en) * 1992-10-07 1994-01-04 University Of Washington Compositions and methods for filling dried cellulosic fibers with an inorganic filler
PT604095E (en) * 1992-12-23 2001-10-31 Imerys Minerals Ltd PROCESS FOR THE TREATMENT OF SUSPENSIONS OF RESIDUAL MATERIAL
US5679220A (en) * 1995-01-19 1997-10-21 International Paper Company Process for enhanced deposition and retention of particulate filler on papermaking fibers
US5662773A (en) * 1995-01-19 1997-09-02 Eastman Chemical Company Process for preparation of cellulose acetate filters for use in paper making
US5665205A (en) * 1995-01-19 1997-09-09 International Paper Company Method for improving brightness and cleanliness of secondary fibers for paper and paperboard manufacture
FI100729B (en) * 1995-06-29 1998-02-13 Metsae Serla Oy Useful filler and papermaking process for counting it in paper making
US5667637A (en) * 1995-11-03 1997-09-16 Weyerhaeuser Company Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose
US5698688A (en) * 1996-03-28 1997-12-16 The Procter & Gamble Company Aldehyde-modified cellulosic fibers for paper products having high initial wet strength
US6146494A (en) * 1997-06-12 2000-11-14 The Procter & Gamble Company Modified cellulosic fibers and fibrous webs containing these fibers
US6579410B1 (en) * 1997-07-14 2003-06-17 Imerys Minerals Limited Pigment materials and their preparation and use
US6471824B1 (en) * 1998-12-29 2002-10-29 Weyerhaeuser Company Carboxylated cellulosic fibers
KR20010100017A (en) * 1998-12-30 2001-11-09 로날드 디. 맥크레이 Steam Explosion Treatment with Addition of Chemicals
US6361651B1 (en) * 1998-12-30 2002-03-26 Kimberly-Clark Worldwide, Inc. Chemically modified pulp fiber
US6251356B1 (en) * 1999-07-21 2001-06-26 G. R. International, Inc. High speed manufacturing process for precipitated calcium carbonate employing sequential perssure carbonation
US6533895B1 (en) * 2000-02-24 2003-03-18 Voith Sulzer Paper Technology North America, Inc. Apparatus and method for chemically loading fibers in a fiber suspension
CA2413709C (en) * 2000-06-27 2006-02-07 International Paper Company Method to manufacture paper using fiber filler complexes
US6458241B1 (en) * 2001-01-08 2002-10-01 Voith Paper, Inc. Apparatus for chemically loading fibers in a fiber suspension
FI117871B (en) * 2001-04-24 2007-03-30 M Real Oyj Multilayer fiber product and process for its preparation
US6673211B2 (en) * 2001-07-11 2004-01-06 Voith Paper Patent Gmbh Apparatus for loading fibers in a fiber suspension with calcium carbonate
US20030094252A1 (en) * 2001-10-17 2003-05-22 American Air Liquide, Inc. Cellulosic products containing improved percentage of calcium carbonate filler in the presence of other papermaking additives
US6569712B2 (en) * 2001-10-19 2003-05-27 Via Technologies, Inc. Structure of a ball-grid array package substrate and processes for producing thereof
FI116573B (en) * 2001-11-28 2005-12-30 M Real Oyj Filler for making thin base paper and method for making base paper
US20040123966A1 (en) * 2002-04-11 2004-07-01 Altman Thomas E. Web smoothness improvement process
US20070025904A1 (en) * 2003-10-01 2007-02-01 Skuse David R Preparation of a composition comprising an alkaline earth metal oxide and a substrate having a reduced amount of grit

Also Published As

Publication number Publication date
US20060260775A1 (en) 2006-11-23
RU2360059C2 (en) 2009-06-27
CN101031686A (en) 2007-09-05
BRPI0513120A (en) 2008-04-29
CA2572630A1 (en) 2006-02-23
EP1784536A1 (en) 2007-05-16
WO2006019808A9 (en) 2006-04-27
WO2006019808A1 (en) 2006-02-23

Similar Documents

Publication Publication Date Title
RU2007105554A (en) PAPER PRODUCTION METHOD
Hubbe et al. Fillers for Papermaking: A Review of their Properties, Usage Practices, and their Mechanistic Role.
US10695947B2 (en) Composite building products bound with cellulose nanofibers
BR112012013749A2 (en) use of formulas containing glycerol as agents to aid the dry grinding of mineral materials.
JP3210348B2 (en) Soft filled tissue paper with bias surface properties
ES2741514T3 (en) 3D conformable laminate
JP2011506789A5 (en)
TW460640B (en) Stabilized calcium carbonate composition using sodium silicate and one or more weak acids or alum and uses therefor
RU2438980C2 (en) Method of producing jointly ground calcium carbonate material of types gcc and pcc with specific coefficient of curvature, obtained products and use thereof
JP2018076514A5 (en)
CA2464136C (en) Bleached, mechanical paper pulp and the production method therefor
KR20000069613A (en) Soft tissue paper containing fine particulate filers
Hubbe et al. Filler particle shape vs. paper properties–A review
CA2547687A1 (en) Filler-containing paper and a method for the production of filler-containing paper
US4895759A (en) Saturating grade paper
JP2000506486A (en) Acid-resistant calcium carbonate composition and use thereof
KR101910649B1 (en) Preparation method of filler using micro-cellulose and calcium compound and paper containing filler prepared by the same
JP2002201590A (en) Paper for newspaper and method for producing the same
RU2004100832A (en) METHOD FOR PAPER AND PAPERBOARD MANUFACTURE
RU2005121555A (en) COMPOSITION OF FILLER AND FIBER
JP2005273110A (en) Anti-counterfeit paper and manufacturing method thereof
JPH11279994A (en) Flame retardant paper
Lange Hybridization of pulp fibres with LDH for applications in composites and lightweight fibrous foam
CN1033765C (en) Method for mfg. bank-note paper with banana fiber
JPS62206099A (en) Production of high compression strength paper

Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20110715