ATE148512T1 - Hilfsmittel zur kontrolle von harz- und klebrigen ablagerungen - Google Patents

Hilfsmittel zur kontrolle von harz- und klebrigen ablagerungen

Info

Publication number
ATE148512T1
ATE148512T1 AT93201240T AT93201240T ATE148512T1 AT E148512 T1 ATE148512 T1 AT E148512T1 AT 93201240 T AT93201240 T AT 93201240T AT 93201240 T AT93201240 T AT 93201240T AT E148512 T1 ATE148512 T1 AT E148512T1
Authority
AT
Austria
Prior art keywords
tools
resin
control
sticky deposits
stickies
Prior art date
Application number
AT93201240T
Other languages
English (en)
Inventor
Paul F Richardson
Original Assignee
Calgon 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 US07/878,637 external-priority patent/US5286347A/en
Priority claimed from US08/023,988 external-priority patent/US5433824A/en
Application filed by Calgon Corp filed Critical Calgon Corp
Application granted granted Critical
Publication of ATE148512T1 publication Critical patent/ATE148512T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic 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
    • D21H17/20—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
    • D21H17/49—Condensation polymers of aldehydes or ketones with compounds containing hydrogen bound to nitrogen
    • D21H17/51—Triazines, e.g. melamine
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Paper (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Cable Accessories (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Semiconductor Integrated Circuits (AREA)
AT93201240T 1992-05-05 1993-05-01 Hilfsmittel zur kontrolle von harz- und klebrigen ablagerungen ATE148512T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/878,637 US5286347A (en) 1992-05-05 1992-05-05 Melamine formaldehyde polymer for pitch control method
US08/023,988 US5433824A (en) 1993-02-26 1993-02-26 Melamine-formaldehyde polymer for controlling stickies

Publications (1)

Publication Number Publication Date
ATE148512T1 true ATE148512T1 (de) 1997-02-15

Family

ID=26697885

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93201240T ATE148512T1 (de) 1992-05-05 1993-05-01 Hilfsmittel zur kontrolle von harz- und klebrigen ablagerungen

Country Status (9)

Country Link
EP (1) EP0569085B1 (de)
JP (1) JP2559327B2 (de)
AT (1) ATE148512T1 (de)
AU (1) AU671444B2 (de)
CA (1) CA2095187C (de)
DE (1) DE69307767T2 (de)
FI (1) FI115476B (de)
MX (1) MX9302648A (de)
NZ (1) NZ247498A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9505323D0 (en) * 1995-03-16 1995-05-03 Ecc Int Ltd Improved pitch control agent
US6235149B1 (en) * 1997-10-14 2001-05-22 Vinings Industries, Inc. Acrylic acid/maleic acid copolymers as detackification agents for adhesives contained in secondary fiber
EP1950342B1 (de) * 2007-01-29 2016-05-04 Cognis IP Management GmbH Emulsionen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986489A (en) * 1958-01-28 1961-05-30 American Cyanamid Co Melamine resin colloid and manufacture of wet-strength paper therewith
US3582461A (en) * 1968-02-14 1971-06-01 Diamond Shamrock Corp Pitch control in pulp and papermaking processes
JPS60259699A (ja) * 1984-06-05 1985-12-21 本州製紙株式会社 ゼ−タ−・ポテンシヤル調整剤
US4913775A (en) * 1986-01-29 1990-04-03 Allied Colloids Ltd. Production of paper and paper board
DE3741282A1 (de) * 1987-12-05 1989-06-15 Cassella Ag Leimungsmittel fuer papier
US5068279A (en) * 1989-01-12 1991-11-26 Calgon Corporation Low free formaldehyde melamine-formaldehyde detackifier and method of using

Also Published As

Publication number Publication date
NZ247498A (en) 1995-08-28
AU671444B2 (en) 1996-08-29
FI932014L (fi) 1993-11-06
MX9302648A (es) 1994-05-31
AU3837693A (en) 1993-11-11
JPH06101193A (ja) 1994-04-12
JP2559327B2 (ja) 1996-12-04
FI115476B (fi) 2005-05-13
FI932014A0 (fi) 1993-05-04
EP0569085B1 (de) 1997-01-29
CA2095187A1 (en) 1993-11-06
DE69307767D1 (de) 1997-03-13
EP0569085A1 (de) 1993-11-10
DE69307767T2 (de) 1997-05-28
CA2095187C (en) 2005-10-18

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee