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WO/2003/050356A1 |
The present invention relates to an apparatus and a method for controlling the alkalinity and the pH of an industrial process. The apparatus is adapted for being located outside a main process stream of the industrial process. The appara...
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WO/2003/047762A1 |
Strewing apparatus (1) for even distribution of small hard particles of semi-conducting material. The strewing apparatus (1) comprises an upper charge plate (2) and a lower charge plate (3), the upper charge plate (2) having an inlet ope...
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WO/2003/048453A1 |
A method for forming a tissue product that is soft and produces relatively low levels of lint and slough is provided. The method includes providing a liquid furnish of cellulosic fibers and forming a multi-layered wet web therefrom. At l...
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WO/2003/044274A1 |
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, said process comprising adding to the ce...
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WO/2003/042456A1 |
This invention relates to an improvement in the art of making high pressure laminated materials utilizing kraft paper. More particularly, the invention relates to an improved method of releasing from one another in a press pack a plurali...
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WO/2003/040473A2 |
The present invention is a method and an apparatus for uniformly applying a foam to a wet tissue web is provided. Specifically, a foam is first formed from a liquid-based composition and a gas, such as air. Once formed, the foamis applie...
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WO/2003/035976A1 |
The invention relates to manufacturing equipment for web-like material comprising an adjustable body. In the body (1), there is solid adaptive material, the dimensions of which can be changed by means of a field (4), such as a magnetic o...
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WO/2003/035271A1 |
This invention relates to a three−stream atomizing nozzle for use with a rewet shower. The nozzle (22) has an air stream divider that separates the atomizing air from the source into three streams. The first stream is a straight air st...
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WO/2003/033272A1 |
The invention relates to translucent web-type recording materials comprising a substrate, which is provided with a recording layer for recording information on at least one side. At least one pigmented intermediate layer, whose thickness...
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WO/2003/034170A1 |
A method and an apparatus for controlling the operation of stock preparation of a paper machine for preparing machine stock from component stocks. The stock preparation includes a plurality of successive blending points, where the compon...
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WO/2003/032726A1 |
A method for forming an antimicrobially-treated fabric is provided. The method includes forming a solution from a liquid and an antimicrobial agent, such as 3-(trimethoxysilyl)propyloctadecyldimethyl ammonium chloride. In one embodiment,...
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WO/2003/033261A1 |
The specification discloses a method for extrusion coating a lightweight web. According to the method, a length of a lightweight web (14) along with a length of a carrier web (20) is fed to an extruder (34) with the lightweight web posit...
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WO/2003/031080A1 |
Method and equipment for two−sided coating of a moving paper or board web (W), in which method a coating slip is applied to a first surface (S¿A&quest ) of the web using a gravity−based method for application of the coating slip, th...
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WO/2003/023139A1 |
A method of increasing retention and drainage in a papermaking furnish comprising adding to the furnish an effective amount of a diallyl-N,N-disubstituted ammonium halide/acrylamide copolymer and an effective amount of a cationic structu...
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WO/2003/021037A1 |
A tissue product that has a relatively low level of lint and slough is provided. For example, the tissue product contains a flexible binder copolymer that is at least formed from an ethylenically unsaturated monomeric constituent and an ...
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WO/2003/018910A1 |
A method for sizing paper using an aqueous dispersion containing a hydrophobic compound, characterized in that it comprises heating the aqueous dispersion to a temperature from the melting temperature of the hydrophobic compound to 100 &...
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WO/2003/018210A1 |
A coater for dispersed slurry capable of coating coated dispersed slurry on a nonwoven cloth−like base material while bringing the slurry into contact with the material, comprising a net conveyor for transferring the nonwoven cloth−l...
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WO/2003/018908A1 |
The invention relates to a method in a paper or pulp process to control the chemical state of the pulp and circulation water system (10). In the said process one or more raw-material components (PROCESS WATER, TMP, PULP, REJECT) diluted ...
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WO/2003/016624A1 |
The invention relates to a method for the production of a paper coated with a slip containing an optical brightener, whereby raw paper or pre-coated paper is treated with at least one substance which reinforces the efficacy of optical br...
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WO/2003/016379A1 |
A modified polyalkyleneimine with satisfactory stability obtained by modifying a polyalkyleneimine through a reaction which is easy to control and does not lower the cation density characteristic of the polyalkyleneimine&semi and various...
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WO/2003/012200A1 |
A method of producing core raw paper is provided that prevents corrugation cracking, corrugation cutting or breakage from occurring during corrugating operation using a corrugating roll, prevents the wearing of the corrugating roll, redu...
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WO/2003/012201A1 |
The invention relates to a method and an apparatus for the dosage of a binding agent. The invention relates to the manufacture of core board in particular, wherein fibres are bound together by supplying a slurry containing a binding agen...
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WO/2003/006738A1 |
The invention relates to a method of manufacturing paper having improved strength characteristics, comprising combining paper fibre and unconverted starch entering a headbox such that the starch is retained; forming a paper web; drying s...
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WO/2003/006741A1 |
An apparatus for loading fibers in a fiber suspension with calcium carbonate has a housing with an inlet and an accept outlet. A rotatable distribution member is positioned within the housing. A rotor and stator assembly is positioned wi...
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WO/2003/004769A1 |
A method and assembly is disclosed for manufacturing a sized web of paper or paperboard, the method comprising the steps of first forming the web at a headbox (1) from a stock comprising at leastwater and fiber, then pressing the web for...
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WO/2003/004768A1 |
In the method for manufacturing printing paper the base paper of the printing paper contains mechanical pulp and/or recycled fibre. The method also comprises the surface sizing and calendering of the base paper. In the method the base pa...
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WO/2003/004770A1 |
A method is disclosed for manufacturing a surface sized web of paper or paperboard, the method comprising the step of applying to at least one side of the web an aqueous furnish of size. According to the method, the solids content of the...
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WO/2002/103109A1 |
A method, a paper machine and a base paper for the manufacture ofLWC printing paper which is coated once. The paper machine comprises a headbox (100), a gap former (200), a press section (300) which comprises at least one extended nip pr...
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WO/2002/101144A1 |
The invention relates to wet-strength finishing agents for paper, containing a) between 1 and 99.9 wt. % of a water-soluble polamidoamine which is cross-linked with an epihalohydrin, and b) between 0.1 and 20 wt. % of at least one other ...
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WO/2002/101145A1 |
The present invention relates to an aqueous composition comprising anionic organic polymeric particles and colloidal anionic silica-based particles. The anionic organic polymeric particles are obtainable by polymerising one or more ethyl...
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WO2002092243B1 |
An improved short dwell type coater (18) and method are provided. The coater (18) can coat a web (26) directly or a moving roll surface (26' or 27') as in a film coater or size press. The flow path in the coater includes a flow modifier ...
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WO/2002/099189A1 |
The invention relates to equipment for changing a blade, which blade is intended to be placed in a blade holder (10) and which is preferably arranged as a flexible band (16). The equipment includes reels (14, 15) for keeping the band (16...
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WO/2002/099191A1 |
The invention relates to a method for manufacturing a multilayered pulp product, preferably paper or cardboard. Said method includes applying a charge between at least two layers of fiber material while in motion and before final bonding...
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WO/2002/094452A2 |
The invention relates to a device (10) for directly or indirectly applying liquid or pasty application medium (16) by means of an application system (12) on a strip of material (20), more particularly paper or carton. Said device compris...
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WO/2002/095126A2 |
The invention relates to a device for mutually pressing two rollers (14, 16) against each other in a painting facility. Said device comprises force generating means (26) and sensor means (36) for detecting the pressure force between the ...
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WO/2002/095131A2 |
The ratio of the wet tensile strength to the dry tensile strength of uncreped throughdried tissues and towels can be increased by treating the papermaking pulp with a debonder, a wet strength agent and a dry strength agent. The propertie...
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WO/2002/094556A1 |
The present invention provides a process for effectively extruding a polypropylene polymer onto a cellulosic substrate. In the process, a polypropylene polymer is co-extruded with a polyolefin polymer other than polypropylene so as to st...
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WO/2002/090655A1 |
A method is disclosed for treating a web of paper or paperboard by way of spraying a layer of a web treatment agent to the surface of a moving web (1) from spray nozzles (3) so that the hit area (9) of a single spray nozzle (3) is smalle...
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WO/2002/086239A1 |
The invention relates to a method and system in control of coating mix. According to the method, the amount of at least one coating mix component and/or the ratios of two or more components are measured by means of a measuring device arr...
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WO/2002/085538A2 |
A liquid coating is formed by spraying drops of liquid onto a substrate or a transfer surface from an electrostatic spray head that produces a mist of drops and a wet coating in response to an electrostatic field. During spraying, the el...
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WO/2002/084029A2 |
The present invention refers in one embodiment to a method of manufacturing multilayer coated papers and paperboards, that are especially suitable for printing, packaging and labeling purposes, in which at least two curtain layers select...
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WO/2002/083324A2 |
The invention relates to a device for the direct or indirect application of a fluid or paste medium (M) onto a running material web, in particular made from paper or cardboard, with a metering gap (5), embodied as application nozzle, for...
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WO/2002/081102A1 |
In order to suction the air boundary layer from a running web of material (1) before coating with a curtain-coater, a suction box (8) is arranged in the area of a roller (4) deflecting the web of material (1), said suction box having the...
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WO/2002/079568A1 |
The invention relates to a method for preparing fibrous material for producing paper or cardboard. Said method comprises the following steps: a) fibres are prepared in the form of a suspension having a pre-determinable concentration of s...
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WO/2002/074450A2 |
Methods of high speed coating a pigment-containing liquid coating material onto a substrate so as to avoid visible pigment separation in the coating material in its as coated state. In the method, a pigment-containing liquid coating mate...
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WO/2002/072953A1 |
An assembly is disclosed treating a moving web (1) of paper or paperboard with a web treatment substance, the assembly comprising an application chamber (P2) located in a close vicinity of the moving web (1) and facing the web (1), where...
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WO/2002/072954A1 |
Method of continuously producing coated paper or paperboard comprising a base paper or paperboard which to more than 50 % dry weight consists of mechanical pulp. According to the invention, a coating colour is applied one or both sides o...
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WO/2002/072952A1 |
A method is disclosed for manufacturing a web of paper and paperboard, in which method a spray-coating technique is used for applying a web treatment substance to at least one surface of a moving web. The qualities of the web treatment s...
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WO/2002/072951A2 |
Pulp fibers can be treated with water insoluble chemical additives resulting in a minimal amount of unretained water insoluble chemical additives present after redispersing the treated pulp fibers in the process water. One embodiment of ...
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WO/2002/066739A1 |
The invention relates to a coating for finishing paper or cardboard, comprising pigments in an aqueous dispersion, a binding agent in a proportion of at least 7 % by weight, preferably between 9 and 15 % by weight, (in relation to the pr...
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