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7608166 |
Papers having borate-based complexing and method of making same
The present invention relates to paper substrates containing either an internal starch or a size press applied starch and a boron-containing compound and having improved physical and mechanical...
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7510750 |
Recording paper and image recording method
A recording paper containing pulp fibers and filler as main components and containing at least a heterocyclic carboxylic acid and a water-soluble polymer in the surface of the recording paper,...
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7494566 |
Composition for increasing cellulosic product strength and method of increasing cellulosic product strength
A composition includes water; at least one hydrophilic polymer containing at least two groups which are independently the same or different a primary amine group or a secondary amine group and at...
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7494565 |
Use of starch with synthetic metal silicates for improving a papermaking process
The invention discloses a paper or paperboard produced from a slurry comprising cellulose fibers and an effective amount of SMS. In addition, a method for increasing retention and dewatering during...
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7491294 |
Compositions for reducing paper linting and dusting
The present invention relates to a new paper making composition useful for reducing linting and dusting in paper, a method for reducing paper linting and dusting wherein certain phosphate esters...
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7452445 |
Non-woody fiber mulching mat and production method thereof
A liquid fiber mulching mat of a non-woody fiber and the production method thereof are disclosed. The production method of a liquid fiber mulching mat for a non-woody fiber includes steps of...
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7431798 |
Security paper
Security paper adapted to resist fraudulent alteration of toner-printed information thereon and to make such alteration or attempts at alteration evident has a maximum Scott-Bond strength of 150 J...
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7429309 |
Coating compositions comprising alkyl ketene dimers and alkyl succinic anhydrides for use in paper making
Additives for paper making are disclosed herein. Specifically, the additives are wax-free alternatives to conventional coatings, including ASA, AKD and optionally an acrylic containing composition....
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7404876 |
High-bulk, wood containing printing paper
Coat a starch-based surface-paper-strengthening agent on a base paper made from a paper material that contains at least chemically processed hardwood mechanical pulp and bulk-increasing agent;...
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7404875 |
Modified creping adhesive composition and method of use thereof
A modified creping adhesive composition, comprising an adhesive component and at least one terpene modifier, and its use in the production of creped paper products by a process which includes the...
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7381300 |
Process for manufacturing paper and paperboard products
The present invention relates to a process for applying optical brightening agent (OBA) to a sheet of paper or paperboard substrate. The process comprises applying the composition comprising a...
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7311801 |
Newsprint papers
The object of the present invention provides a newsprint paper having a friction coefficient in an appropriate range, a sufficient sizing quality, a low “neppari” strength and excellent...
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7311209 |
Filter material
A filter material has one or more plies of fiber layers, in particular for the production of filter bags and filter cones for infused beverages, the at least one fiber layer containing fibers or...
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7300544 |
Sanitary paper
It is intended to provide sanitary paper which is excellent in texture such as moistness and softness and scarcely causes skin irritation or blushing even if it is brought into contact with the...
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7294190 |
Mixtures of solids, consisting of a reactive sizing agent and starch, method for producing said mixtures and use thereof
Solid mixtures of a reactive size and starch, which are obtainable by mixing at least one reactive size with at least one starch in a melt in the presence of at least one destructuring agent for...
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7285184 |
Cellulosic fiber pulp and highly porous paper products produced therefrom
A cellulosic pulp, method of producing the pulp, and associated paper product produced therefrom produced by providing mercerized cellulosic fibers and depositing a hemicellulose coating upon the...
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7241508 |
Fragrance release paper
An improved pigment-coated paper is provided which enables the use of a non-acidic basesheet in the manufacture of a fragrance release paper. The non-acidic basesheet, compared to the...
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7226526 |
Starch and fiber mixture for papermaking and methods of making paper with the mixture
The invention relates to a starch and fiber mixture, and the application of a starch and fiber mixture in paper manufacturing. The starch and fiber mixture is applied to a paper mat, after the...
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7169261 |
Silica-based sols
An aqueous sol containing silica-based particles which has an S-value within the range of from 10 to 45%, a viscosity within the range of from 5 to 40 cP, and a molar ratio of SiO 2 to M 2 O,...
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7166192 |
Method for controlling pitch and stickies deposition
A method for controlling Pitch and Stickies is disclosed. The method comprises adding hydrophobically modified hydroxyethyl cellulose (HMHEC) and cationic polymers to a cellulosic fiber slurry...
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7160420 |
Use of dispersions of crosslinked cationic starch in papermaking
Starch dispersions comprising discrete particles of crosslinked cationic starch in an aqueous liquid can be used in papermaking. They can be used as a wet-end additive or in surface coating. The...
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7150839 |
Fluorescent agents
Composition comprising a fluorescent material comprising the mixture of one or more metal salts selected from the group consisting of metal oxides and metal hydroxides; one or more carbohydrate(s)...
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7147753 |
Starch composition and the use thereof in wet-end of paper preparation
The present invention relates to compositions of starch. The compositions consist of an anionic and a cationic starch wherein at least one of the starches is waxy. The compositions are surprisingly...
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7138035 |
Process for the selective modification of carbohydrates by peroxidase catalyzed oxidation
The present invention relates to an environmentally friendly process for the selective oxidation of carbohydrates. The process comprises the addition of a hydroperoxide, including hydrogen...
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7101459 |
Printing coated paper
A coated printing paper the product of whose basis weight, density, Young's modulus in the machine direction and breaking length in the machine direction is within the range of no less than 1.0×10...
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7094319 |
Additive for paper making
The object of the invention is an additive for paper making by means of which the dusting tendency of paper can be reduced. The agent is based on starch, the molecular size of which has been...
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7090745 |
Method for increasing the strength of a cellulosic product
A composition includes at least one hydrophilic polymer containing primary (—NH 2 ) and/or secondary (—NHR) amine groups and at least one saccharide containing a reducible function. A method of...
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6998016 |
Method of making a non compacted paper web containing refined long fiber using a charge controlled headbox and a single ply towel made by the process
The present invention is a through-air-drying process for producing a fibrous web that possesses not only softness and absorbency but also strength. The method of the present invention monitors and...
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6939441 |
Stock size for paper or board manufacture, method for preparation of size, use of size
A stock size intended to be added as a solution to the pulp stock in connection with the manufacture of paper or board in order to improve the characteristics of the paper or board, e.g.), to...
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6936109 |
Method of producing starch or starch-containing products from starch-containing plant raw materials, starch products, and methods of using starch products
A method produces starch or starch-containing products from starch-containing plant raw materials. The method is distinguished by the inclusion of an electric pulse method.
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6932887 |
Newspaper for offset printing
A surface-treatment agent containing at least one type of processed starch selected from a) to c) as listed below is applied to a base paper of a newspaper so that a product of a B-type viscosity...
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6918994 |
Soft printing paper
Printing paper superior in a texture, a feel and ease in turning the page is provided by adjusting the product of the paper density, the breaking length of a paper-making direction and the Young's...
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6911114 |
Tissue with semi-synthetic cationic polymer
The present invention is a tissue web comprising cellulosic fibers and a semi-synthetic cationic polymer having a molecular weight less than about 5 million. The semi-synthetic cationic polymer can...
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6896725 |
Aldehyde-containing polymers as wet strength additives
The invention concerns the use of a water-soluble or water-dispersible polymer having a molecular weight of at least 800, containing at least 5 aldehyde groups per molecule and at least 1 carboxyl...
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6893538 |
Process for the production of paper using silica-based sols
The invention relates to an aqueous silica-based sol comprising a nitrogen-containing organic compound and silica-based particles with a specific surface area of at least 300 square meters per gram...
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6872820 |
Finely divided polysaccharide derivatives
Finely divided polysacharide derivatives are described. The finely divided polysacharide derivatives are prepared by a process comprising: a) forming an aqueous composition comprising a...
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6869471 |
Process for sizing paper and sizing composition
The present invention relates to a process for sizing paper comprising providing an aqueous suspension comprising cellulosic fibres, dewatering said aqueous suspension thereby forming a paper web,...
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6855198 |
Hydroxyethyl starch composition and use in paper products
A hydroxyethyl starch composition including dent corn starch and waxy corn starch wherein a portion of at least one, and preferably both, of the dent corn starch and the waxy corn starch are...
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6843888 |
Starches for use in papermaking
This invention relates to a degraded, inhibited cationic starch for use in papermaking systems, which affords improved physical properties, particularly strength. Additionally these derivatives...
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6841039 |
Composition and method for the production of planar structures, especially structures made of paper or cardboard
This invention relates to a novel composition for the production of planar structures, whereby said composition is based on a cationic amylaceous material and a sulphonated amylaceous such as...
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6824651 |
Talc composition and use in paper products
This invention discloses a talc additive for use as a filler in making paper products which is useful in preventing dusting or linting of paper. Also disclosed is a method of making the additive...
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6824650 |
Fibrous materials treated with a polyvinylamine polymer
Textile materials, including paper webs, treated with a polyvinylamine polymer and a second agent that interacts with the polyvinylamine polymer is disclosed. The second agent added with the...
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6824649 |
Method for increasing filler retention of cellulosic fiber sheets
A method for increasing filler retention of cellulosic fiber sheets is disclosed. In the method, cellulosic fibers with increased anionic sites are treated with either positively charged filler...
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6777103 |
Fiber cement composite material using biocide treated durable cellulose fibers
A fiber cement composite material providing improved rot resistance and durability, the composite material incorporating biocide treated fibrous pulps to resist microorganism attacks. The biocide...
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6770129 |
Coating compositions for paper
Aqueous paper coating compositions containing at least one of a clay, a starch, casein, a resin, and a wax; and wherein the composition contains from about 0.001% to about 5% by weight of at least...
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6767430 |
Process for making paper
The invention relates to a process for making paper and to the use of starch in said process. In particular, the invention relates to a process for making paper, wherein in the wet-end a...
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6755938 |
Fibrous sheet binders
A method and composition are disclosed for providing a two-part polymer binder additive for a fibrous sheet for improving both its strength and durability. The two-part polymer binder may be added...
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6749722 |
Method of making sized paper, a sized paper grade, and a paper size
The present invention relates to a method of manufacturing a paper of multi-color ink-jet printable grade. A proper hydrophicity for the paper is secured by using an 2-oxetanone size in the...
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6746542 |
Modifying starch with cationic polymers and use of the modified starches as dry-strength agent
A process for modifying starch by heating starch in an aqueous medium to temperatures above the gelatinization temperature of said starch comprises effecting said modifying of said starch in the...
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6740201 |
Method for using water hydraulics in a paper or board machine
Water hydraulics are used in a paper or board machine, in particular in applications requiring lubrication and in the like in which an operating medium is subjected to pressure. A chemical which is...
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