Paper making and fiber liberation inventions 05/06

20060108081 - Adhesive composition based on polymers and saccharides for the finishing process of a fibrous web: A method for the finishing treatment of a fibrous web, includes applying on the fibrous web a polymer adhesive composition including a combination of optionally hydrogenated saccharides, having a low monosaccharide and disaccharide content, a limited polysaccharide content but a sufficiently high oligosaccharide content between DP 3 and DP 9....

20060108082 - Tissue product with silk fibers and method of making the same: A tissue product comprising a plurality of first fibers and a plurality of silk fibers and a method of making the tissue product wherein the silk fibers are a different color than the color of the first fibers, as assessed by the human naked eye....

20060108083 - Process and device to disperge a recycled fibre pulp: The invention relates to a process for disperging a recycled fibre pulp, where a pre-dewatered pulp is heated, conveyed, and disperged in a disperger. It is mainly characterised the recycled fibre pulp being heated immediately before entering the disperging zone. In addition, the invention refers to a device for implementing...

20060102299 - Method for enzymatic deinking of waste papers, the waste papers so treated and the treating composition: The present invention relates to a deinking composition and a method of deinking wastepaper by using a mixture of enzymes that act on constituents of all three waste paper components involved in ink retention on final pulp. The first component represents substrates located on the surface and in the internal...

20060102298 - Method of deinking: A method of deinking printed paper comprises pulping the paper to form an aqueous slurry, adding a deinking additive to the paper, and removing detached ink by flotation, wherein the additive comprises an organo-modified siloxane comprising units of the formula: [R1aZbSiO(4-a-b)/2]n in which each R1 is independently selected from a...

20060102300 - Alkaline process for the manufacturing of pulp using alkali metaborate as buffering alkali: A new and environmentally sound process for the manufacturing of a chemical pulp from lignocellulosic material with an integrated recovery system for recovery of pulping chemicals. The process is carried out in several stages involving a pre-treatment stage followed by one or more delignification stages using an alkaline buffer solution...

20060102301 - Process for the hot dispersing of a paper fiber stock: The present invention is directed to a process for the hot dispersing of a paper fiber stock that includes providing an aqueous paper fiber stock and pressing the aqueous fiber stock in a thickening device. In this manner, water is at least partially removed from the aqueous fiber stock to...

20060102302 - Method of forming decorative tissue sheets: Forming fabrics for making tissue webs are provided with structural icons on the side of the fabric that does not contact the tissue web during formation. The resulting tissue web has good formation without pinholes, yet contains a watermark corresponding to the shape of the structural icon....

20060102303 - Board product and method for making the same: A method of forming a coated boxboard product is provided. A boxboard product is formed without being processed by a Yankee dryer, and further comprises a plurality of fiber plies, including outermost plies forming the top and back sides and comprised of bleached chemical pulp, and medial plies disposed between...

20060102304 - Paper coating pigments: A coating composition for paper and other substrates, particularly mechanical papers such as lightweight coated (LWC) paper, comprises an aqueous suspension of a particulate pigment together with a binder, wherein the particulate pigment comprises: (a) a first component which is a precipitated calcium carbonate consisting predominantly of aragonitic or rhombohedral...

20060102305 - Slurry of agricultural fibres and its products: Environmental friendliness and biodegradability are important considerations of disposable materials, be it packaging or paper, in order to minimize environmental damage. The present invention relates to a method of producing environmental friendly and biodegradable products using mechanically processed agricultural fibres and rightly formulated adhesive. In particular, mechanical treatment takes place...

20060102306 - Paper improver: The paper quality improver for papermaking is a paper quality improver for papermaking containing a copolymer (A) having a constituent unit derived from at least one nonionic monomer having a solubility parameter of 20.5 (MPa)1/2 or less and a constituent unit derived from at least one anionic or cationic monomer...

20060102307 - Microspheres: The invention relates to a process for the production of paper or nonwoven fibres comprising the steps of adding thermally expandable microspheres comprising a thermoplastic polymer shell and a propellant entrapped therein to a stock comprising fibres or to a web of fibres, forming paper or nonwoven from the stock...

20060102308 - Apparatus and method in the treatment of the stock passed to a headbox of a paper machine or equivalent: An apparatus in the treatment of stock passed to a headbox of a paper machine or equivalent includes at least two stock chests (10a1, 10a2). Stock (M1) from a first stock chest (10a1) is passed along a line (a1, a2) to a hydrococyclone plant (20) in the short circulation of...

20060102309 - Arrangement in the on-line finisching of the paper machine: An arrangement in the on-line finishing of a paper machine, which includes at least one finishing stage (12, 13) for the paper web produced, has cutting equipment (16) for forming the tail as well as tail threading equipment (15) for carrying the tail through the finishing stage (12, 13). At...

20060102310 - Press arrangement: Press arrangement for dewatering a paper, board, tissue or other fibrous web in a machine for producing and/or finishing the same. Arrangement includes only one elongated dewatering nip, through which the fibrous web, having at least one endlessly circulating water-absorbing dewatering belt arranged on each web surface, is led. After...

20060096722 - Method of treating cellulose fibres: The present invention relates to a method of treating cellulose fibres. The invention further involves the production of paper from said treated fibres and the paper obtainable therefrom. The invention also relates to the use of a cellulose derivative as an additive to an acidic bleaching stage....

20060096723 - Magnetically attractable paper structure: A magnetically attractable paper structure including a substrate paper, an interface painting layer and a thin magnetically attractable material painting layer. The interface painting layer is painted on at least one surface of the substrate paper. The magnetically attractable painting layer is painted on an outer face of the interface...

20060096724 - Aqueous compositions and their use in the manufacture of paper and paperboard: A process of preparing an aqueous composition comprising a polysilicate, wherein the composition is a substantially uniform liquid when measured at 25° C., comprising the steps of, i) providing an aqueous liquid having a source of silicate, ii) adjusting the pH of the liquid to between about 2 and about...

20060096725 - Composite co-structured or co-adsorbed, mineral or organic filler or pigment compounds and the use thereof: Composite compounds of co-structured or co-adsorbed organic or mineral fillers or pigments containing at least two organic or mineral fillers or pigments of a different nature and the use thereof in the paper industry for manufacturing paper, filling or coating or for any other surface treatment of the paper as...

20060096727 - Jet velocity vector profile measurement and control: In a papermaking system having a headbox to dispense a jet of liquid and paper forming fibers, an improvement comprising at least one sensor arrangement for simultaneously or sequentially measuring in at least one location the jet velocity or jet flow correlation of the jet at plural known angles relative...

20060096726 - Method and system for maintaining runnability in a paper or board machine: A method and system for maintaining runnability in a paper or board machine, which machine for making paper or board includes two or more successive section complexes, such as a web formation section, a press section, a drying section and a finishing device, and wherein at the section complex (i)...

20060096728 - Glazed paper webs: Provided is a process for preparing a smooth and glossy surfaced paper web. The process comprises subjecting the paper web to shear by using calender rolls driven at different speeds or calender rolls with different diameters. The resulting paper has a totally different structure than the original paper, as it...

20060096729 - Unique modular construction for use as a forming fabric in papermaking or tissue or nonwovens: A forming fabric including a sheet contact layer of woven material and a base layer formed of a layer of spiral turns formed by a spirally-wound material strip, the material strip having a width which is smaller in width than the forming fabric, the longitudinal axis of the spiral turns...

20060096730 - Equipment and method in a paper or board machine for mixing of fresh stock and of water for dilution of fresh stock: The invention concerns an equipment and a method in a paper or board machine for mixing fresh stock (M) with water (V) used for dilution of the fresh stock. At the point of mixing (K) of the dilution water (V) and the fresh stock (M) passed from the pipe (13),...

20060090864 - Method of bleaching cellulose pulp and bleaching line therefore: The method is for bleaching cellulose pulp in a bleach line that has at least two bleaching steps. The filtrate distribution is led up through the bleaching line counter-currently to the flow of cellulose pulp established in the bleaching line. A single joint main conduit is used for the bleaching...

20060090865 - Method of bleaching cellulose pulp and bleaching line therefore: The method is for bleaching cellulose pulp in a bleach line that has at least two bleaching steps. The filtrate distribution is led up through the bleaching line counter-currently to the flow of cellulose pulp established in the bleaching line. A single joint main conduit is used for the bleaching...

20060090866 - Method for washing pulp in a bleaching line: The method is for bleaching cellulose pulp in a bleaching line that has at least two bleaching steps including a first (D1) and a second (D2) bleaching step. The bleaching steps have wash apparatuses (W4, W5) for the pulp arranged after the first and the second bleaching step. Wash liquor...

20060090867 - Paper manufacturing process: A method of making soft, strong, high bulk tissue is disclosed. The method includes pre-conditioning a wet web by straining the wet web in the cross-machine direction prior to transferring the wet web to a throughdrying fabric. The pre-conditioned web provides improved sheet softness and conforms more readily to the...

20060090868 - Laser-markable paper and board products: The present invention relates to laser-markable paper and board products, characerized in that they comprise, as absorber material, inorganic platelet-form substrates having a particle size of from 1 to 60 μm....

20060090869 - Process for feeding pulp into a blow tank or storage tank: A method and apparatus for treating pulp in connection with a blow tank or a storage tank. The pulp is discharged from a batch digester and fed either to the upper or the lower part of a blow tank, depending on the consistency of the pulp being discharged from the...