BR8904545A - Processo para a reducao de breu na formacao de polpa e na fabricacao de papel - Google Patents

Processo para a reducao de breu na formacao de polpa e na fabricacao de papel

Info

Publication number
BR8904545A
BR8904545A BR898904545A BR8904545A BR8904545A BR 8904545 A BR8904545 A BR 8904545A BR 898904545 A BR898904545 A BR 898904545A BR 8904545 A BR8904545 A BR 8904545A BR 8904545 A BR8904545 A BR 8904545A
Authority
BR
Brazil
Prior art keywords
breu
reduction
paper manufacturing
pulp forming
pulp
Prior art date
Application number
BR898904545A
Other languages
English (en)
Inventor
Richard Syes Lamar
William Edmund Pratt
Robert Edward Roeder
Kenneth Earl Weber
Original Assignee
Cyprus Ind Minerals Corp
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
Priority claimed from US07/287,866 external-priority patent/US4964955A/en
Application filed by Cyprus Ind Minerals Corp filed Critical Cyprus Ind Minerals Corp
Publication of BR8904545A publication Critical patent/BR8904545A/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
    • 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
    • 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
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
BR898904545A 1988-01-07 1989-01-06 Processo para a reducao de breu na formacao de polpa e na fabricacao de papel BR8904545A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14149588A 1988-01-07 1988-01-07
US07/287,866 US4964955A (en) 1988-12-21 1988-12-21 Method of reducing pitch in pulping and papermaking operations
PCT/US1989/000025 WO1989006294A1 (en) 1988-01-07 1989-01-06 Method of reducing pitch in pulping and papermaking

Publications (1)

Publication Number Publication Date
BR8904545A true BR8904545A (pt) 1990-03-01

Family

ID=26839171

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898904545A BR8904545A (pt) 1988-01-07 1989-01-06 Processo para a reducao de breu na formacao de polpa e na fabricacao de papel

Country Status (9)

Country Link
EP (1) EP0374196A4 (pt)
JP (1) JPH03502591A (pt)
AU (1) AU616237B2 (pt)
BR (1) BR8904545A (pt)
DK (1) DK441289A (pt)
ES (1) ES2010072A6 (pt)
FI (1) FI894197A0 (pt)
NZ (1) NZ227526A (pt)
WO (1) WO1989006294A1 (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5037508A (en) * 1987-10-19 1991-08-06 J. M. Huber Corporation Aluminum chlorohydrate or hydrotalcite treated kaolin clays for pitch control
GB8815515D0 (en) * 1988-06-29 1988-08-03 Ecc Int Ltd Pitch control
US5221436A (en) * 1988-06-29 1993-06-22 Ecc International Limited Pitch control using clay coated with an inorganic gel
US5131982A (en) * 1990-02-26 1992-07-21 Nalco Chemical Company Use of dadmac containing polymers for coated broke treatment
ATE153402T1 (de) * 1992-07-02 1997-06-15 Ecc Int Ltd Verfahren zur harzkontrolle in der papierherstellung
US5534057A (en) * 1995-01-13 1996-07-09 J. M. Huber Corporation Process for treating kaolin clays for pitch control and the treated clays
GB9505323D0 (en) * 1995-03-16 1995-05-03 Ecc Int Ltd Improved pitch control agent
DE19934607A1 (de) * 1999-07-23 2001-01-25 Basf Ag Hilfsmittel und Verfahren zur Reinigung und zum Bleichen von Zellulose-Pulpe
US7303654B2 (en) 2002-11-19 2007-12-04 Akzo Nobel N.V. Cellulosic product and process for its production
BR0316393A (pt) * 2002-11-19 2005-09-27 Akzo Nobel Nv Produto celulósico e processo para a sua produção
EP1841526A2 (de) * 2005-01-21 2007-10-10 Süd-Chemie Ag Verfahren zur herstellung von kationisierten adsorbentien, danach erhältliche sorptionsmittel sowie deren bevorzugte verwendung
DE102005039850A1 (de) * 2005-08-23 2007-03-08 Süd-Chemie AG Stevensit- und/oder Kerolith-haltige Adsorbentien zur Störstoffbindung in der Papierherstellung
US10011717B2 (en) 2013-11-27 2018-07-03 Psmg, Llc Particle suspensions of flocculating polymer powders and powder flocculant polymer blends
US11447914B2 (en) * 2017-12-07 2022-09-20 Thiele Kaolin Company Removal of stickies in the recycling of paper and paperboard
WO2022129699A1 (en) * 2020-12-17 2022-06-23 Kemira Oyj Method and use for adjusting of zeta potential of fibre stock

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795545A (en) * 1953-04-14 1957-06-11 Monsanto Chemicals Organic materials
GB1375161A (pt) * 1970-10-14 1974-11-27 English Clays Lovering Pochin
FR2396831A1 (fr) * 1977-07-04 1979-02-02 Scholten Honig Research Nv Perfectionnement aux charges minerales utilisees dans la fabrication du papier et du carton
JPS55163298A (en) * 1979-06-05 1980-12-19 Rei Tech Inc Paper making method for enhancing surface strength of paper by filler pretreatment
JPS5748340A (en) * 1980-06-30 1982-03-19 Calgon Corp Filter aid and pigment dispersant
AU8040082A (en) * 1981-02-17 1982-08-26 Calgon Corporation Reducing deposition of resins in paper production
GB8602121D0 (en) * 1986-01-29 1986-03-05 Allied Colloids Ltd Paper & paper board
US4765867A (en) * 1986-07-02 1988-08-23 Betz Laboratories, Inc. Pitch control process utilizing quaternized polyamine ionene polymer
EP0366863B1 (en) * 1988-10-31 1994-08-31 Fujikura Ltd. An oxygen sensor device

Also Published As

Publication number Publication date
AU2937389A (en) 1989-08-01
DK441289A (da) 1989-11-07
JPH03502591A (ja) 1991-06-13
ES2010072A6 (es) 1989-10-16
EP0374196A4 (en) 1991-03-20
DK441289D0 (da) 1989-09-06
WO1989006294A1 (en) 1989-07-13
EP0374196A1 (en) 1990-06-27
FI894197A0 (fi) 1989-09-06
AU616237B2 (en) 1991-10-24
NZ227526A (en) 1990-04-26

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee
B15K Others concerning applications: alteration of classification

Ipc: D21H 23/10 (2006.01), D21H 21/02 (2006.0