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5994532 |
Finishing agent
The use of amylopectin-type starch obtained from potato that has been subjected to a genetical engineering modification to suppress the formation of amylose-type starch, as a finishing agent in...
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5993604 |
Internally sized articles and method for making same
The present pertains to an improved method of internally sizing a cellulosic article and an improved internally sized cellulosic article where a water-dispersible, water- and alkali-insoluble...
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5993530 |
Aqueous dispersion of biodegradable resin composition
A thermally-decomposable, biodegradable resin composition is dispersed and stabilized in water optionally along with additives to give an aqueous dispersion of the resin composition. In the...
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5989391 |
Reaction product of sulfonated amino resin and amino group-containing substance and papermaking process
A product obtained by reacting a sulfonated amino resin and an amino group-containing substance in a weight ratio of from 1:0.05 to 1:3.
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5976322 |
Process for producing paper and paperboard having high mechanical strength
Process for producing paper and paperboard, which comprises adding to a cellulose pulp stock a natural starch and an aluminum and/or iron salt. The so obtained cellulose pulp stock is then...
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5972167 |
Transfer roll coating color and a coated paper
A transfer roll coating color is described comprising a pigment and an adhesive as main components, wherein the average aspect ratio of the pigment is 10 or less, the adhesive is a low viscosity...
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5968316 |
Method of making paper using microparticles
A microparticle composition for paper making includes finely divided particles of a water insoluble solid such as zeolite A, and having an anionic charge of at least 20 millivolts, and preferably...
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5961783 |
Process for enhancing the strength and sizing properties of cellulosic fiber using a self-emulsifiable isocyanate and a coupling agent
The invention relates to a composition for enhancing the strength or sizing properties of a cellulosic fiber, comprising a) a self-emulsifying isocyanate and b) a coupling agent. The invention also...
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5958187 |
Prewettable high softness paper product having temporary wet strength
A paper product and a method of making a paper product with a glabrous surface and adapted for use either dry or use in a manually pre-moistened condition. The paper product has temporary wet...
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5942087 |
Starch retention in paper and board production
A process for manufacturing paper and paperboard that includes the steps of preflocculating granular starch with an aqueous solution containing cellulosic fibers and a flocculant prior to the...
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5942086 |
Application of material to a substrate
The invention relates to a process of applying a polyhydroxy high molecular weight polymer or like material to a substrate, comprising adding to a solution of such material in anionic form a...
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5938112 |
Rigid paperboard container
A container formed from a unitary paperboard blank having a substantially planer inner region, a sidewall region and a rim region formed about the periphery thereof is disclosed. The sidewall...
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5916420 |
Thin printing paper and a process for manufacturing said paper
The present invention relates to a thin printing paper with a weight per unit area in the range below 49 g/m 2 and which contains wood and which is provided with surface pigmentation and which...
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5911818 |
Acoustical tile composition
A composition suitable for making acoustical tiles in a water-felting process comprises expanded perlite, clay, a binder component selected from the group consisting of starch, latex, cellulosic...
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5891305 |
Process for the manufacture of paper
The invention relates to a new process for the manufacture of paper which employs, in the fibrous composition, a cationic starch exhibiting a high level of fixed nitrogen, namely greater than...
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5876562 |
Sizing dispersions
An aqueous anionic sizing dispersion which comprises an anionic dispersion of a cellulose-reactive sizing agent and colloidal anionic aluminum modified silica-based particles. The dispersion is...
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5873978 |
Recording paper
Provided is a recording paper having a feeling of plain paper suitable for ink jet recording with water-base ink, with the recording paper having in both machine and cross directions an...
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5863322 |
Adhesive compositions comprising water glass, an oligosaccharide, and a mono-, di- or tri-saccharide
The invention pertains to adhesive compositions comprising water glass, at least one oligosaccharide with more than three saccharide units, and at least one mono-, di- or tri-saccharide....
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5853539 |
Method of applying dry strength resins for making soft, strong, absorbent tissue structures
Dry strength additives used to enhance the properties of creped tissues are applied to the surface of the Yankee dryer along with the creping adhesive formulation and thereafter transferred to the...
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5851300 |
Cationic modification of starch and use of the cationically modified starch
In a cationic modification process for starch, starch is reacted with polymers that contain amino and/or ammonium groups in an aqueous medium at temperatures from 115° C. to 180° C. under an...
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5849153 |
Water-dispersible sheet and cigarette using the same
A water-dispersible sheet and a cigarette using the sheet are disclosed. The sheet comprises a water-resolvable base paper made from fibrous raw materials and a water-dispersible coating layer...
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5849152 |
Process for the production of shaped bodies from biodegradable material and shaped body
The invention relates to a process for the production of shaped bodies, in particular packaging shaped bodies, from biologically decomposable material using a viscous mass containing biologically...
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5846384 |
Process for the production of paper
A process for the production of paper from a suspension of cellulose containing fibers, and optional fillers, which comprises adding an aluminum compound and anionic inorganic particles to the...
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5846380 |
Creped tissue paper exhibiting unique combination of physical attributes
A soft absorbent, creped tissue paper having an ATP factor of less than about 0.036, a slip/stick coefficient of less than about 0.024, and a lint level of less than about 6. The tissue paper...
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5840158 |
Colloidal silica/polyelectrolyte blends for pulp and paper applications
A method for the manufacture of paper comprising the steps of: a) forming an aqueous cellulosic papermaking slurry; b) adding an effective coagulating amount of a coagulant and a flocculant...
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5830317 |
Soft tissue paper with biased surface properties containing fine particulate fillers
Soft, strong, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath tissue, facial tissue, and absorbent towels are disclosed. The tissue...
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5824190 |
Methods and agents for improving paper printability and strength
Compositions containing hydrophilic polyacrylamide and hydrophobic surface size agents and the methods for using such compositions in paper and board to improve printability, sizing and strength...
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5817180 |
Dry thinned starches process for producing dry thinned starches and products and compositions thereof
A novel dry thinned starch produced by continuously feeding a mixture of a base starch and a chemical which hydrolyses the glycosidic linkage of starch to a plug flow reactor, passing the mixture...
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5810972 |
Method for the production of creped hygienic cellulose paper
A method for the manufacture of creped hygienic cellulose paper, in particular. A hemicellulose containing additive, in particular galactomannan, xylan or highly milled birch pulp, is added to the...
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5810971 |
Liquid slurry of bentonite
A liquid slurry of bentonite which comprises bentonite, water, a polyacrylate, and a sodium salt of silicic acid. Optionally, a sulfonate is present in an amount of between about 10 to about 30% by...
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5798023 |
Combination of talc-bentonite for deposition control in papermaking processes
A method for minimizing pitch, ink, and stickies particle deposits in the paper making process by causing the retention of such particles onto fiber, comprising the steps of adding an effective...
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5795439 |
Process for making a non-woven, wet-laid, superabsorbent polymer-impregnated structure
The instant invention is directed to a process for making a non-woven, wet-laid, superabsorbent polymer-impregnated structure. The process generally comprises the steps of: mixing; deliquifying;...
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5789031 |
Process for manufacturing coated paper
A process for manufacturing a coated paper for use in printing is characterized in that the coated paper for printing is produced by coating a color consisting mainly of pigment and a water-soluble...
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5785813 |
Method of treating a papermaking furnish for making soft tissue
An efficient and effective method for treating tissue making stock to make soft tissues involves adding a softening agent to a first papermaking furnish of short fibers, such as eucalyptus fibers....
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5779859 |
Method of improving filler retention in papermaking
A method for improving retention of filler in papermaking systems includes a split stream feed to either the head box or fan pump of a papermaking system. The split stream divides the pulp flow...
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5770013 |
Method for manufacturing paper and paper fabricated from the same method
A method for manufacturing paper having given physical characteristics is described, and which includes, providing a paper stock slurry of a given composition; removing water from the paper stock...
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5759346 |
Process for making smooth uncreped tissue paper containing fine particulate fillers
A method for producing uncreped, strong, soft, and low dusting tissue paper webs useful in the manufacture of soft, absorbent sanitary products such as bath tissue, facial tissue, and absorbent...
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5759249 |
Sizing emulsion
Sizing emulsions comprised of (a) hydrophobic cellulose-reactive sizing agents and (b) amines, amine salts and/or quaternary amines are disclosed, as well as low shear and high shear processes for...
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5755930 |
Production of filled paper and compositions for use in this
Filled paper is made by adding a cationising amount of cationic polymer to precipitated calcium carbonate or other filler either as a slurry or in a thick stock component, producing a thin stock...
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5749954 |
Perlite-based insulation board
A perlite-based insulation board includes, by dry weight, between about 50% and about 76% expanded perlite; between about 15% and about 45% fibers; between about 1% and about 5% starch; between...
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5738759 |
Recording material, method of producing the same and method of recycling recording material
A recording material including paper containing cellulose fibers as the main component, with the elongation percentage of the paper in the cross direction thereof when immersed in water at 20° C....
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5723023 |
Method of papermaking using modified cationic starch
The method of making paper wherein the use of a selected ether or ester modified, cationic starch as an additive in the papermaking wet end provides significantly improves retention and drainage...
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5707493 |
Temperature-activated polysilicic acids in paper production
A temperature-activated polysilicic acid is prepared by heating an acidified aqueous alkali metal silicate. The temperature-activated polysilicic acid is used in the production of paper for...
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5700352 |
Process for including a fine particulate filler into tissue paper using an anionic polyelectrolyte
A process for incorporating a fine particulate filler such as kaolin clay into tissue paper is disclosed. The process results in strong, soft, and low dusting tissue paper webs useful in the...
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5695609 |
Process for producing paper
The invention relates to a process for the production of paper by adding to an aqueous fiber suspension, which possibly contains a filler, auxiliary agents for improving retention and/or...
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5690790 |
Temporary wet strength paper
The present invention relates to paper products having temporary wet strength. The paper products contain cellulosic fibers that are treated with a polyaldehyde polymer having free aldehyde groups...
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5667637 |
Paper and paper-like products including water insoluble fibrous carboxyalkyl cellulose
The invention relates to paper and similar products made with at least a portion of the papermaking furnish being essentially water insoluble carboxyethyl cellulose fibers. A cationic additive...
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5651862 |
Wet-formed absorbent composite
Described is a wet-formed composite. The wet-formed composite is formed from a combination of fibers and absorbent material. Specifically, the wet-formed composite is formed from absorbent material...
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5637193 |
Bleaching and coating a paper web with peroxide and starch
A method for bleaching a paper web with peroxide and to a paper surface treatment mixture intended for such a method. According to the invention, peroxide is introduced onto a moving paper web as...
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5635028 |
Process for making soft creped tissue paper and product therefrom
Soft creped tissue paper products comprising papermaking fibers and a crepe facilitating composition are disclosed. The crepe facilitating composition comprises a bonding inhibitor, a cationic...
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