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1. WO2011002677 - PAPERMAKING AND PRODUCTS MADE THEREBY WITH HIGH SOLIDS GLYOXALATED-POLYACRYLAMIDE AND SILICON-CONTAINING MICROPARTICLE

Publication Number WO/2011/002677
Publication Date 06.01.2011
International Application No. PCT/US2010/039951
International Filing Date 25.06.2010
IPC
D21H 17/63 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
63Inorganic compounds
D21H 21/06 2006.01
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D84; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G97; PAPER NOT OTHERWISE PROVIDED FOR
21Non-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
06Paper forming aids
CPC
D21H 17/13
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP 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
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
03Non-macromolecular organic compounds
05containing elements other than carbon and hydrogen only
13Silicon-containing compounds
D21H 17/375
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP 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
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
20Macromolecular organic compounds
33Synthetic macromolecular compounds
34obtained by reactions only involving carbon-to-carbon unsaturated bonds
37Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
375Poly(meth)acrylamide
D21H 17/45
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP 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
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
20Macromolecular organic compounds
33Synthetic macromolecular compounds
34obtained by reactions only involving carbon-to-carbon unsaturated bonds
41containing ionic groups
44cationic
45Nitrogen-containing groups
D21H 17/68
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP 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
17Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
63Inorganic compounds
67Water-insoluble compounds, e.g. fillers, pigments
68siliceous, e.g. clays
D21H 21/10
DTEXTILES; PAPER
21PAPER-MAKING; PRODUCTION OF CELLULOSE
HPULP 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
21Non-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
06Paper forming aids
10Retention agents or drainage improvers
Applicants
  • BUCKMAN LABORATORIES INTERNATIONAL, INC. [US]/[US] (AllExceptUS)
  • LU, Chen [CA]/[US] (UsOnly)
Inventors
  • LU, Chen
Agents
  • KILYK, Luke, A.
Priority Data
61/221,10729.06.2009US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) PAPERMAKING AND PRODUCTS MADE THEREBY WITH HIGH SOLIDS GLYOXALATED-POLYACRYLAMIDE AND SILICON-CONTAINING MICROPARTICLE
(FR) FABRICATION DE PAPIER ET PRODUITS FABRIQUÉS ASSOCIÉS AVEC UN POLYACRYLAMIDE À GLYOXALATE À HAUTE TENEUR EN MATIÈRES SOLIDES ET DES MICROPARTICULES QUI CONTIENNENT DU SILICIUM
Abstract
(EN)
Enhancement of papermaking drainage and retention properties of aqueous cellulosic suspensions used for production of paper or paper board with a retention/drainage additive system including high solids glyoxalated polyacrylamide polymers in combination with silicon-containing microparticles is described.
(FR)
La présente invention concerne le perfectionnement de drainage de fabrication de papier et de propriétés de rétention de suspensions cellulosiques aqueuses utilisées pour la fabrication de papier ou de carton avec un système additif de rétention/drainage qui comprend des polymères de polyacrylamide à glyoxalate en association avec des microparticules qui contiennent du silicium.
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