BR8904652A - Metodo para melhorar a retencao e a drenagem em um processo de fabricacao de papel;e processo de fabricacao de papel - Google Patents
Metodo para melhorar a retencao e a drenagem em um processo de fabricacao de papel;e processo de fabricacao de papelInfo
- Publication number
- BR8904652A BR8904652A BR898904652A BR8904652A BR8904652A BR 8904652 A BR8904652 A BR 8904652A BR 898904652 A BR898904652 A BR 898904652A BR 8904652 A BR8904652 A BR 8904652A BR 8904652 A BR8904652 A BR 8904652A
- Authority
- BR
- Brazil
- Prior art keywords
- manufacturing process
- paper manufacturing
- drainage
- improve retention
- paper
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/141—Preparation of hydrosols or aqueous dispersions
- C01B33/142—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates
- C01B33/143—Preparation of hydrosols or aqueous dispersions by acidic treatment of silicates of aqueous solutions of silicates
-
- 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
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
-
- 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
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
-
- 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
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Colloid Chemistry (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24518488A | 1988-09-16 | 1988-09-16 | |
US07/388,967 US4954220A (en) | 1988-09-16 | 1989-08-07 | Polysilicate microgels as retention/drainage aids in papermaking |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8904652A true BR8904652A (pt) | 1990-05-08 |
Family
ID=26937053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR898904652A BR8904652A (pt) | 1988-09-16 | 1989-09-15 | Metodo para melhorar a retencao e a drenagem em um processo de fabricacao de papel;e processo de fabricacao de papel |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0359552B1 (pt) |
JP (1) | JP2940953B2 (pt) |
AU (1) | AU615401B2 (pt) |
BR (1) | BR8904652A (pt) |
CA (1) | CA1333841C (pt) |
DE (1) | DE68906623T2 (pt) |
ES (1) | ES2055084T3 (pt) |
FI (1) | FI95826C (pt) |
MX (1) | MX165529B (pt) |
NO (1) | NO174935C (pt) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4927498A (en) * | 1988-01-13 | 1990-05-22 | E. I. Du Pont De Nemours And Company | Retention and drainage aid for papermaking |
US5185206A (en) * | 1988-09-16 | 1993-02-09 | E. I. Du Pont De Nemours And Company | Polysilicate microgels as retention/drainage aids in papermaking |
US5167766A (en) * | 1990-06-18 | 1992-12-01 | American Cyanamid Company | Charged organic polymer microbeads in paper making process |
SE502192C2 (sv) * | 1990-12-11 | 1995-09-11 | Eka Nobel Ab | Upplösningsförfarande avsett för en lösning innehållande höghaltjoniserad stärkelse |
SE9003954L (sv) * | 1990-12-11 | 1992-06-12 | Eka Nobel Ab | Saett foer framstaellning av ark- eller banformiga cellulosafiberinnehaallande produkter |
US5279807A (en) * | 1992-05-26 | 1994-01-18 | E. I. Du Pont De Nemours And Company | Method for preparing low-concentration polysilicate microgels |
US5648055A (en) * | 1992-05-26 | 1997-07-15 | E. I. Du Pont De Nemours And Company | Method for preparing low-concentration polyaluminosilicate microgels |
US5503820A (en) * | 1992-05-26 | 1996-04-02 | E. I. Du Pont De Nemours And Company | Method for preparing low-concentration polysilicate microgels |
US5980836A (en) * | 1992-05-26 | 1999-11-09 | E. I. Du Pont De Nemours And Company | Apparatus for preparing low-concentration polyaluminosilicate microgels |
SE501216C2 (sv) * | 1992-08-31 | 1994-12-12 | Eka Nobel Ab | Vattenhaltig, stabil suspension av kolloidala partiklar samt framställning och användning av densamma |
US5584966A (en) * | 1994-04-18 | 1996-12-17 | E. I. Du Pont De Nemours And Company | Paper formation |
CA2197301A1 (en) * | 1994-08-12 | 1996-02-22 | Donald Kendall Drummond | Synthetic mineral microparticles for retention aid systems |
SE9600285D0 (sv) | 1996-01-26 | 1996-01-26 | Eka Nobel Ab | Modification of starch |
EP1621518B1 (en) | 1997-06-09 | 2010-08-11 | Akzo Nobel N.V. | Polysilicate microgels |
KR100372358B1 (ko) * | 1997-06-09 | 2003-02-17 | 악조 노벨 엔.브이. | 폴리실리케이트 마이크로겔과 실리카 기초물질 |
KR100573343B1 (ko) * | 1997-06-13 | 2006-04-24 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 저-농도 폴리알루미노실리케이트 마이크로겔의 개선된제조 방법 |
AU2003236319A1 (en) | 2002-04-03 | 2003-10-13 | Seiko Pmc Corporation | Method for producing paper and agent for improving yield |
CA2664490A1 (en) * | 2006-09-27 | 2008-04-03 | Ciba Holding Inc. | Siliceous composition and its use in papermaking |
CN104947499B (zh) * | 2013-12-18 | 2018-01-19 | 艺康美国股份有限公司 | 硅溶胶、制备其的设备和方法和其在造纸中的应用 |
EP3757283A4 (en) * | 2018-02-21 | 2021-12-01 | Nippon Paper Industries Co., Ltd. | COMPOSITE FIBER AND ITS MANUFACTURING PROCESS |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE432951B (sv) * | 1980-05-28 | 1984-04-30 | Eka Ab | Pappersprodukt innehallande cellulosafibrer och ett bindemedelssystem som omfattar kolloidal kiselsyra och katjonisk sterkelse samt forfarande for framstellning av pappersprodukten |
SE8403062L (sv) * | 1984-06-07 | 1985-12-08 | Eka Ab | Forfarande vid papperstillverkning |
US4795531A (en) * | 1987-09-22 | 1989-01-03 | Nalco Chemical Company | Method for dewatering paper |
US4927498A (en) * | 1988-01-13 | 1990-05-22 | E. I. Du Pont De Nemours And Company | Retention and drainage aid for papermaking |
SE461156B (sv) * | 1988-05-25 | 1990-01-15 | Eka Nobel Ab | Saett foer framstaellning av papper varvid formning och avvattning aeger rum i naervaro av en aluminiumfoerening, ett katjoniskt retentionsmedel och en polymer kiselsyra |
-
1989
- 1989-09-13 EP EP89309307A patent/EP0359552B1/en not_active Expired - Lifetime
- 1989-09-13 DE DE89309307T patent/DE68906623T2/de not_active Expired - Lifetime
- 1989-09-13 ES ES89309307T patent/ES2055084T3/es not_active Expired - Lifetime
- 1989-09-14 AU AU41363/89A patent/AU615401B2/en not_active Expired
- 1989-09-15 NO NO893703A patent/NO174935C/no not_active IP Right Cessation
- 1989-09-15 BR BR898904652A patent/BR8904652A/pt not_active IP Right Cessation
- 1989-09-15 FI FI894362A patent/FI95826C/fi active IP Right Grant
- 1989-09-15 CA CA000611664A patent/CA1333841C/en not_active Expired - Lifetime
- 1989-09-15 MX MX017567A patent/MX165529B/es unknown
- 1989-09-16 JP JP1240491A patent/JP2940953B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02229297A (ja) | 1990-09-12 |
EP0359552A2 (en) | 1990-03-21 |
ES2055084T3 (es) | 1994-08-16 |
FI95826C (fi) | 1996-03-25 |
FI894362A0 (fi) | 1989-09-15 |
NO174935B (no) | 1994-04-25 |
EP0359552B1 (en) | 1993-05-19 |
AU615401B2 (en) | 1991-09-26 |
FI95826B (fi) | 1995-12-15 |
CA1333841C (en) | 1995-01-10 |
NO174935C (no) | 1994-08-03 |
DE68906623T2 (de) | 1993-11-11 |
AU4136389A (en) | 1990-03-22 |
EP0359552A3 (en) | 1991-11-27 |
NO893703L (no) | 1990-03-19 |
FI894362A (fi) | 1990-03-17 |
DE68906623D1 (de) | 1993-06-24 |
MX165529B (es) | 1992-11-18 |
JP2940953B2 (ja) | 1999-08-25 |
NO893703D0 (no) | 1989-09-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR8904652A (pt) | Metodo para melhorar a retencao e a drenagem em um processo de fabricacao de papel;e processo de fabricacao de papel | |
BR9507391A (pt) | Processo para implante de células encapsuladas em um hospedeiro | |
BR8800197A (pt) | Aperfeicoamento em conjunto de plugue e aperfeicoamento em processo de produzir um conjunto de plugue | |
BR8501919A (pt) | Material semelhante a tecido nao trancado e processo de formacao do mesmo,material de retencao e folha absorvente composta | |
BR8801294A (pt) | Processo para produzir polpa para fazer papel | |
BR9203889A (pt) | Processo para melhorar a soltura de polpa de papel | |
BR8701108A (pt) | Papel de seguranca e processo de formacao do dito papel | |
BR8907511A (pt) | Processo aperfeicoado de fabricacao de papel,e ligante para uso na fabricacao de papel | |
BR7906749A (pt) | Processo para produzir um tecido de formacao e tecido de formacao para ser usado em uma maquina de fabricacao de papel | |
BR8806353A (pt) | Papel de seguranca e processo para sua fabricacao | |
MX161033A (es) | Mejoras en sellos de lengueta y su metodo de fabricacion | |
BR8900350A (pt) | Processo para produzir material polimerico | |
BR8902112A (pt) | Processo para preparacao de um detergente em po | |
BR9007254A (pt) | Processo para preparar polpa | |
BR8700993A (pt) | Processo de formacao de camada fotorresistente em um substrato | |
BR8705734A (pt) | Aperfeicoamento em um processo para produzir adiponitrila | |
PT93472A (pt) | Processo para a fabricacao de papel, cartao e cartolina em presenca de copolimeros contrendo unidades de n-vinil-formamida | |
BR8805033A (pt) | Processo de fabricacao de um papel em tres camadas simetricas | |
BR8800841A (pt) | Laminador de cilindros axialmente deslocaveis e processo de regulagem de perfil de cilindro axialmente deslocaveis em um laminador | |
BR8904545A (pt) | Processo para a reducao de breu na formacao de polpa e na fabricacao de papel | |
BR8503017A (pt) | Dispositivo fotovoltaicos estaveis e processo de fabricacao dos mesmos | |
BR8407093A (pt) | Processo e aparelho para corrigir pressao barometrica em relacao a velocidade e a direcao do vento | |
PT90935A (pt) | Processo para a colagem de papel e produtos similares | |
BR8906293A (pt) | Polimero poliuretano e processo para preparar um polimero poliuretano | |
BR8501973A (pt) | Secao e processo de formacao e desaguamento de folha em maquina de papel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FF | Decision: intention to grant | ||
FG | Letter patent granted | ||
PCP | Transfer pending | ||
PC | Transfer |
Free format text: EKA CHEMICALS (AC) LIMITED (GB), INTERLATES LIMITED (GB) |
|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 15/09/2009 |
|
B15K | Others concerning applications: alteration of classification |
Ipc: C01B 33/143 (2006.01), D21H 17/45 (2006.0 |