BR112018016743A2 - método para produção de papel - Google Patents

método para produção de papel

Info

Publication number
BR112018016743A2
BR112018016743A2 BR112018016743-6A BR112018016743A BR112018016743A2 BR 112018016743 A2 BR112018016743 A2 BR 112018016743A2 BR 112018016743 A BR112018016743 A BR 112018016743A BR 112018016743 A2 BR112018016743 A2 BR 112018016743A2
Authority
BR
Brazil
Prior art keywords
added
sheet
paper production
suspension
paper
Prior art date
Application number
BR112018016743-6A
Other languages
English (en)
Other versions
BR112018016743B1 (pt
Inventor
Lu Chen
Junhua Chen
Campbell Clayton
Rosencrance Scott
Sue Rabideau Jenna
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of BR112018016743A2 publication Critical patent/BR112018016743A2/pt
Publication of BR112018016743B1 publication Critical patent/BR112018016743B1/pt

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
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide
    • 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
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/06—Alcohols; Phenols; Ethers; Aldehydes; Ketones; Acetals; Ketals
    • 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
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/47—Condensation polymers of aldehydes or ketones
    • 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
    • D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/54—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen
    • D21H17/56—Polyamines; Polyimines; Polyester-imides
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/64—Alkaline compounds
    • 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
    • D21H17/63—Inorganic compounds
    • D21H17/65—Acid compounds
    • 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
    • D21H21/00—Non-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
    • D21H21/14—Non-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 function or properties in or on the paper
    • D21H21/18—Reinforcing agents
    • D21H21/20—Wet strength agents
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
    • D21H23/10—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH at least two kinds of compounds being added
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06—Controlling the addition
    • D21H23/14—Controlling the addition by selecting point of addition or time of contact between components
    • D21H23/16—Addition before or during pulp beating or refining
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/66—Treating discontinuous paper, e.g. sheets, blanks, rolls

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)

Abstract

a invenção refere-se a um método para fabricação de papel. uma suspensão de pasta de papel é produzida, uma folha de papel é formada a partir da dita suspensão, um polímero ou polímeros funcionalizados de aldeído são adicionados à suspensão, antes e/ou após a formação da folha, e um ácido solúvel em água é adicionado à folha de papel.
BR112018016743-6A 2016-02-16 2016-02-16 Método para produção de papel BR112018016743B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2016/018033 WO2017142511A1 (en) 2016-02-16 2016-02-16 Method for producng paper

Publications (2)

Publication Number Publication Date
BR112018016743A2 true BR112018016743A2 (pt) 2019-02-19
BR112018016743B1 BR112018016743B1 (pt) 2022-04-05

Family

ID=55456929

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018016743-6A BR112018016743B1 (pt) 2016-02-16 2016-02-16 Método para produção de papel

Country Status (12)

Country Link
US (1) US10458068B2 (pt)
EP (1) EP3417104A1 (pt)
KR (1) KR20180115744A (pt)
CN (1) CN109072556A (pt)
AR (1) AR107623A1 (pt)
AU (1) AU2016393671A1 (pt)
BR (1) BR112018016743B1 (pt)
CA (1) CA3014869A1 (pt)
MX (1) MX2018009907A (pt)
RU (1) RU2696382C1 (pt)
TW (1) TW201732119A (pt)
WO (1) WO2017142511A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2016393671A1 (en) * 2016-02-16 2018-09-13 Kemira Oyj Method for producing paper
US10435843B2 (en) * 2016-02-16 2019-10-08 Kemira Oyj Method for producing paper
US11208766B2 (en) 2017-09-29 2021-12-28 Kemira Oyj Surface treatment composition, its use and a method for producing paper, board or the like
DE102018117699A1 (de) * 2018-07-23 2020-01-23 Océ Holding Bv Verfahren und Vorrichtung zum beidseitigen Bedrucken eines Aufzeichnungsträgers
JP7162308B2 (ja) * 2018-08-31 2022-10-28 株式会社日本触媒 ドロー溶質及び水処理装置
US20210381166A1 (en) * 2020-06-09 2021-12-09 Evrnu, Spc Processing cellulose-containing materials for paper or packaging materials
US11015287B1 (en) 2020-06-30 2021-05-25 International Paper Company Processes for making improved cellulose-based materials and containers
WO2023245090A1 (en) * 2022-06-16 2023-12-21 First Quality Tissue, Llc Wet laid paper and paperboard products with high wet strength and method of making the same
CN115594960A (zh) * 2022-11-09 2023-01-13 吉林建筑大学（Cn） 一种环保纸张及其制备工艺

Family Cites Families (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1808070A (en) * 1928-11-24 1931-06-02 Raffold Process Corp Method of producing paper filled with alkaline filler
US2014026A (en) 1931-07-20 1935-09-10 Nebel Max Knitted fabric
US2325302A (en) * 1938-11-03 1943-07-27 Scott Paper Co High-wet-strength paper
GB656907A (en) * 1948-08-04 1951-09-05 Portals Ltd Improving the wet strength of paper
US3332835A (en) * 1964-01-29 1967-07-25 Union Carbide Corp Process of forming wood-fiber insulation board containing sulfine polymer, aldehyde and mineral acid and board thereof
US3372085A (en) * 1965-04-14 1968-03-05 Union Carbide Corp Water-soluble polyalkylenepolyamine/urethane resins and application thereof in production of wet strength paper
US3556932A (en) 1965-07-12 1971-01-19 American Cyanamid Co Water-soluble,ionic,glyoxylated,vinylamide,wet-strength resin and paper made therewith
US3556933A (en) 1969-04-02 1971-01-19 American Cyanamid Co Regeneration of aged-deteriorated wet strength resins
US3728216A (en) 1971-03-12 1973-04-17 Hercules Inc Diallylamine-amide-polyaldehyde resins having utility as wet and dry strengthening agents in papermaking
USRE30259E (en) 1976-09-17 1980-04-22 The Japan Carlit Co., Ltd. Water-soluble thermosetting resins and use thereof
US4129722A (en) 1977-12-15 1978-12-12 National Starch And Chemical Corporation Process for the preparation of high D. S. polysaccharides
US4233411A (en) 1979-05-10 1980-11-11 Nalco Chemical Co. Cationic polymeric composition for imparting wet and dry strength to pulp and paper
US4297860A (en) 1980-07-23 1981-11-03 West Point Pepperell, Inc. Device for applying foam to textiles
US4773110A (en) 1982-09-13 1988-09-27 Dexter Chemical Corporation Foam finishing apparatus and method
US4605702A (en) 1984-06-27 1986-08-12 American Cyanamid Company Temporary wet strength resin
DE3534273A1 (de) 1985-09-26 1987-04-02 Basf Ag Verfahren zur herstellung von vinylamin-einheiten enthaltenden wasserloeslichen copolymerisaten und deren verwendung als nass- und trockenverfestigungsmittel fuer papier
US5085736A (en) 1988-07-05 1992-02-04 The Procter & Gamble Company Temporary wet strength resins and paper products containing same
AU8517891A (en) 1990-09-26 1992-04-15 E.I. Du Pont De Nemours And Company Cellulosic pulp bonded by polyhydroxy acid resins
US5567798A (en) * 1994-09-12 1996-10-22 Georgia-Pacific Resins, Inc. Repulpable wet strength resins for paper and paperboard
US5510004A (en) * 1994-12-01 1996-04-23 Hercules Incorporated Azetidinium polymers for improving wet strength of paper
US5744065A (en) 1995-05-12 1998-04-28 Union Carbide Chemicals & Plastics Technology Corporation Aldehyde-based surfactant and method for treating industrial, commercial, and institutional waste-water
US5824190A (en) * 1995-08-25 1998-10-20 Cytec Technology Corp. Methods and agents for improving paper printability and strength
US5690790A (en) * 1996-03-28 1997-11-25 The Procter & Gamble Company Temporary wet strength paper
US6197919B1 (en) * 1997-05-30 2001-03-06 Hercules Incorporated Resins of amphoteric aldehyde polymers and use of said resins as temporary wet-strength or dry-strength resins for paper
CA2676732C (en) 1998-06-12 2014-04-15 Georgia-Pacific Consumer Products Lp Method of making a paper web having a high internal void volume of secondary fibers and a product made by the process
AU5489999A (en) 1998-08-19 2000-03-14 Hercules Incorporated Dialdehyde-modified anionic and amphoteric polyacrylamides for improving strength of paper
US6224714B1 (en) 1999-01-25 2001-05-01 Kimberly-Clark Worldwide, Inc. Synthetic polymers having hydrogen bonding capability and containing polysiloxane moieties
CO5180563A1 (es) 1999-01-25 2002-07-30 Kimberly Clark Co Polimeros de vinilo modificados que contienen medios de hidrocarbono anfifilico de y el metodo para su fabricacion
US6274667B1 (en) 1999-01-25 2001-08-14 Kimberly-Clark Worldwide, Inc. Synthetic polymers having hydrogen bonding capability and containing aliphatic hydrocarbon moieties
ES2262508T3 (es) 1999-02-24 2006-12-01 Sca Hygiene Products Gmbh Materiales fibrosos conteniendo celulosa oxidados y productos obtenibles a partir de los mismos.
US6368456B1 (en) * 1999-08-17 2002-04-09 National Starch And Chemical Investment Holding Corporation Method of making paper from aldehyde modified cellulose pulp with selected additives
DE19953591A1 (de) 1999-11-08 2001-05-17 Sca Hygiene Prod Gmbh Metallvernetzbare oxidierte cellulosehaltige Faserstoffe und daraus hergestellte Produkte
CA2328842A1 (en) * 1999-12-21 2001-06-21 Satoshi Yamamoto Water-soluble thermosetting resin and wet-strength agent for paper using the same
DE19963833A1 (de) 1999-12-30 2001-07-19 Sca Hygiene Prod Gmbh Verfahren zur Applikation von Behandlungschemikalien auf ein flächiges Erzeugnis auf Faserbasis über ein umlaufendes Band und damit hergestellte flächige Produkte
PL358150A1 (en) 2000-05-04 2004-08-09 Sca Hygiene Products Zeist B.V. Aldehyde-containing polymers as wet strength additives
US6824650B2 (en) 2001-12-18 2004-11-30 Kimberly-Clark Worldwide, Inc. Fibrous materials treated with a polyvinylamine polymer
EP1518025B1 (en) 2002-06-19 2009-12-02 Kemira Oyj Strong and dispersible paper products
US7641766B2 (en) * 2004-01-26 2010-01-05 Nalco Company Method of using aldehyde-functionalized polymers to enhance paper machine dewatering
US7897013B2 (en) * 2004-08-17 2011-03-01 Georgia-Pacific Chemicals Llc Blends of glyoxalated polyacrylamides and paper strengthening agents
JP2008524427A (ja) 2004-12-21 2008-07-10 ハーキュリーズ・インコーポレーテッド 亜硫酸イオンを含む製紙系において乾燥および湿潤紙力増強剤として使用するための反応性を有するカチオン性樹脂
US7556714B2 (en) * 2006-09-18 2009-07-07 Nalco Company Method of operating a papermaking process
JP2010528196A (ja) * 2007-05-23 2010-08-19 アクゾ ノーベル ナムローゼ フェンノートシャップ セルロース系製造物の製造方法
WO2008157321A2 (en) * 2007-06-15 2008-12-24 Buckman Laboratories International, Inc. High solids glyoxalated polyacrylamide
US9580866B2 (en) 2009-06-03 2017-02-28 Solenis Technologies, L.P. Cationic wet strength resin modified pigments in water-based latex coating applications
WO2011002677A1 (en) * 2009-06-29 2011-01-06 Buckman Laboratories International, Inc. Papermaking and products made thereby with high solids glyoxalated-polyacrylamide and silicon-containing microparticle
US8288502B2 (en) * 2009-12-18 2012-10-16 Nalco Company Aldehyde-functionalized polymers with enhanced stability
US8840759B2 (en) * 2010-11-02 2014-09-23 Ecolab Usa Inc. Method of using aldehyde-functionalized polymers to increase papermachine performance and enhance sizing
JP5879041B2 (ja) * 2011-03-29 2016-03-08 ハリマ化成株式会社 カチオン性表面サイズ剤の製造方法およびその方法で得られるサイズ剤
US9388533B2 (en) * 2011-08-25 2016-07-12 Solenis Technologies, L.P. Method for increasing the advantages of strength aids in the production of paper and paperboard
RU2581862C2 (ru) * 2011-09-30 2016-04-20 Кемира Ойй Бумага и способы производства бумаги
WO2013078163A1 (en) 2011-11-22 2013-05-30 Buckman Laboratories International, Inc. Control of wet strength resin fouling of paper-making felt
US9777434B2 (en) 2011-12-22 2017-10-03 Kemira Dyj Compositions and methods of making paper products
ES2711953T3 (es) * 2012-06-22 2019-05-08 Kemira Oyj Composiciones y métodos para producir productos de papel
US8999111B2 (en) * 2012-12-28 2015-04-07 Ecolab Usa Inc. Method of increasing paper surface strength by using acrylic acid/acrylamide copolymer in a size press formulation containing starch
US9562326B2 (en) * 2013-03-14 2017-02-07 Kemira Oyj Compositions and methods of making paper products
PL2986452T3 (pl) 2013-04-17 2019-05-31 Sellars Absorbent Mat Inc Wyroby ulegające rozpadowi i sposoby ich wytwarzania
CN104452463B (zh) * 2013-09-12 2017-01-04 艺康美国股份有限公司 造纸方法以及组合物
US9347181B2 (en) * 2013-11-22 2016-05-24 Kemira Oyj Method for increasing paper strength
EP3332064B1 (en) * 2015-08-06 2022-11-09 Ecolab USA Inc. Aldehyde-functionalized polymers for paper strength and dewatering
US11035080B2 (en) * 2015-12-14 2021-06-15 Ecolab Usa Inc. Boronic acid containing polymers for papermaking process
US10435843B2 (en) * 2016-02-16 2019-10-08 Kemira Oyj Method for producing paper
AU2016393671A1 (en) * 2016-02-16 2018-09-13 Kemira Oyj Method for producing paper
KR102582518B1 (ko) * 2016-02-29 2023-09-26 케미라 오와이제이 연화제 조성물
WO2018122443A1 (en) * 2016-12-28 2018-07-05 Kemira Oyj Glyoxylated polyacrylamide polymer composition, its use and method for increasing the strength properties of paper, board or the like

Also Published As

Publication number Publication date
AU2016393671A1 (en) 2018-09-13
AU2016393671A8 (en) 2018-09-20
CN109072556A (zh) 2018-12-21
EP3417104A1 (en) 2018-12-26
KR20180115744A (ko) 2018-10-23
WO2017142511A1 (en) 2017-08-24
US20180051416A1 (en) 2018-02-22
US10458068B2 (en) 2019-10-29
AR107623A1 (es) 2018-05-16
MX2018009907A (es) 2018-09-11
CA3014869A1 (en) 2017-08-24
TW201732119A (zh) 2017-09-16
BR112018016743B1 (pt) 2022-04-05
RU2696382C1 (ru) 2019-08-01

Similar Documents

Publication Publication Date Title
BR112018016743A2 (pt) método para produção de papel
MX2017015139A (es) Producto de papel divisible.
FI20105835L (fi) Menetelmä paperin tai kartongin valmistamiseksi
BR112018010110A2 (pt) método para produção de papel, papelão ou similares
BR112017025808A2 (pt) fibrilas, processo de preparação de fibrilas, papel, processo de produção de papel, modificador da viscosidade, emulsificante e uso de fibrilas
CL2015000853A1 (es) Composicion de celulasa que contiene celulasa y polimeros para la fabricacion de papel para la aplicación de resistencia en seco del papel; metodo de fabricacion de papel; y papel o carton.
EP4303361A3 (en) Paper and paperboard products
MX2017006965A (es) Composicion auxiliar para fabricacion de papel y proceso para incrementar la resistencia a la tension del papel.
FI20165559A (fi) Selluloosapohjainen kalvorakenne ja menetelmä sellaisen valmistamiseksi
BRPI1013994A2 (pt) método para preparar pasta do papel aquosa, pasta do papel, e, papel ou papelão.
CL2017002959A1 (es) Proceso para la producción de papel o carton, productos obtenidos a base de papel o carton y sus usos relacionados.
BR112014004225A2 (pt) método para aumentar as vantagens dos auxiliares de resistência na produção de papel e papel-cartão
BR112017000387A2 (pt) métodos para a produção de um material celulósico, de um produto à base de papel e de um derivado de celulose, material celulósico modificado, produto à base de papel, derivado de celulose e aparelho para a produção de um material celulósico
BR112013010261A2 (pt) método para preparar papel ou papelão, sistema de fabricação de papel, produto e produto de papel
BR112018072376A2 (pt) agentes de colagem biopoliméricos
BR112016015197A2 (pt) Método para o tratamento de pasta de fibras
EP3545129A4 (en) TRAINING SECTION FOR FORMING A FIBROUS WEB, PAPERMAKING MACHINE INCLUDING A FORMING SECTION AND METHOD FOR FORMING A FIBROUS WEB
BR112018016155A2 (pt) métodos de fabricação de produtos de papel usando um rolo de moldagem
BR112016020832A2 (pt) processo para preparar um polímero acrílico livre de acrilamida, composição polimérica, uso da composição polimérica, método para limpeza de esgoto ou lodo e método de coagulação ou retenção de misturas para moinhos de papel, para produção de papel ou papelão
BR112018071521A2 (pt) sistema e método para produzir um papelão de múltiplas camadas que tem um meio com estrutura aprimorada
CO2018003543A2 (es) Composiciones y métodos para tratar materiales de relleno en la fabricación de papel
WO2013079378A3 (de) Verfahren zur herstellung von füllstoffhaltigem papier unter einsatz von biologisch abbaubare polyesterfasern und/oder polyalkylencarbonatfasern
BR112012009143A2 (pt) método para tratamento de óleo que contém ácidos solúveis em água, e, partículas de sílica amorfa porosa que contêm base
BR112019009287A2 (pt) Composição de polímero, seus usos e método para fazer papel ou cartão
BR112021022674A2 (pt) Método para aplicação de amido para uma trama de papel ou papelão

Legal Events

Date Code Title Description
B08E Application fees: payment of additional fee required [chapter 8.5 patent gazette]

Free format text: COMPLEMENTAR A RETRIBUICAO DA(S) 3A. ANUIDADE(S), DE ACORDO COM TABELA VIGENTE, REFERENTE A(S) GUIA(S) DE RECOLHIMENTO 29409161808180886.

B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.5 NA RPI 2522 DE 07/05/2019.

B08G Application fees: restoration [chapter 8.7 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 16/02/2016, OBSERVADAS AS CONDICOES LEGAIS.