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Class 162/162 - Coloring agent


Subclass of Class 162 - Paper making and fiber liberation
Definition: Processes and products including the addition to the fibers
No. of applications: 70
Last issue date: 01/12/2012


1    
Application No.Application TitleIssue Date
20120005845AQUEOUS DIRECT DYE FORMULATIONS
The present invention relates to an aqueous direct dye formulation, comprising (a) 5 to 25% by weight of a dye composition comprising (a1) 50-99% by weight of one or more dyes obtainable by reduction or thermal treatment of Direct Yellow 11, and (a2) 1-50% by weight of ...
01/12/2012
20110296632AQUEOUS DYE DISPERSIONS
The present invention relates to storage stable aqueous dye dispersions, comprising (a) 2.0 to 30.0% by weight, based on the sum of (a), (b) and (c), of a dye of the formula (3) in which KK is a residue of a coupling component; (b) 0.1 to 20.0 % by weight, based on the ...
12/08/2011
20110250656PRODUCTION OF MONASCUS-LIKE AZAPHILONE PIGMENT
The present invention relates to the field of biotechnological production of polyketide based colorants from filamentous fungi, in particular a method for preparing a biomass comprising a Monascus-like pigment composition from a nontoxigenic and non-pathogenic fu...
10/13/2011
20110244385WATER-BASED PIGMENT PREPARATIONS
The invention relates to aqueous pigment preparations containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I) or (II), or mixtures of the dispersants of formula (I) and (II), (C) optionally wetting agents, (D) optionally other surfa...
10/06/2011
20110236816CARBON BLACK, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF
The invention relates to carbon black having a C-14 content greater than 0.05 Bq/g and a ratio ΔD50/Dmode of the aggregate size distribution of less than 0.7. The carbon black is produced by thermal oxidative pyrolysis or thermal cleavage of the carbon black raw materi...
09/29/2011
20110196046PIGMENTS
The present invention relates to pigments which comprise a substrate and an iron(II) silicate-containing coating applied thereto, to a process for the preparation of these pigments, and to the use thereof....
08/11/2011
20110185781Aqueous Pigment Preparations Having Nonionic Additives on the Basis of Alyl and Vinyl Ether
The invention relates to an aqueous pigment preparation, containing (A) at least one organic and/or inorganic pigment, (B) a dispersing agent of the formulas (I), (II), (III), or (IV), or mixtures of the dispersing agent of the formulas (I), (II), (III), or (IV), (C) op...
08/04/2011
20110126995METHOD FOR PRODUCTION OF PAPER
The present invention relates to a method for the production of paper from a suspension containing cellulosic fibers comprising adding to the suspension and/or to a formed paper prepared from the cellulosic suspension i) a nitrogen-containing organic compound separately...
06/02/2011
20110107803Aqueous Pigment Preparations Comprising Anionic Additives Based on Allyl Ether and Vinyl Ether
The invention relates to an aqueous pigment preparation containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I), (II), (III) or (IV) or mixtures of the dispersants of formula (I), (II), (III) or (IV), (C) optionally wetting agents, ...
05/12/2011
20110030908Composition Containing A Cationic Trivalent Metal And Debonder And Methods Of Making And Using The Same To Enhance Fluff Pulp Quality
A process is provided for making a fluff pulp sheet, comprising contacting at least one cationic trivalent metal, salt thereof, or combination thereof with a composition comprising fluff pulp fibers and water at a first pH, to form a first mixture; contacting at least o...
02/10/2011
20110034891Dry Fluff Pulp Sheet Additive
A process is provided for making a fluff pulp sheet, comprising forming a web comprising fluff pulp fibers; and applying at least one debonder surfactant to the web, to make the fluff pulp sheet. A fluff pulp sheet is also provided, comprising a web comprising fluff pul...
02/10/2011
20100314060COLORED PAPER WITH CONTROLLED TINT PENETRATION
A premium colored paper having high contrast suitable for high-end packaging applications is produced through a controlled penetration of a coloring formulation through the paper. The paper is coated on a first side with a first coloring formulation. Then, a second colo...
12/16/2010
20100311296DYED CELLULOSE COMMINUTION SHEET, DYED NONWOVEN MATERIAL, AND PROCESSES FOR THEIR PRODUCTION
The present invention relates to a process for the dyeing of cellulosic fibers in the form of a comminution sheet to produce a dyed cellulose pulp comminution sheet with high moisture content. The dyed cellulose comminution sheet contains (a) a cellulose pulp comminutio...
12/09/2010
20100163198High-Yield Paper and Methods of Making Same
A method of making a high-yield paper sheet generally includes blending a pulp mixture including at least about 50 weight percent mechanical pulp, making an uncoated paper sheet from the pulp mixture, applying a surface layer to the paper sheet, the surface layer includ...
07/01/2010
20100126683Paper Dyeing Process
This specification discloses an improved paper dyeing process in which paper pulp stock is prepared and subjected to a hot dispersion process, adding a sulphur dye after the hot dispersion process, and acidifying the dyed pulp stock to fix the dye. The dye can be added ...
05/27/2010
20100129553Optical Brightening Compositions For High Quality Inkjet Printing
The instant invention relates to liquid compositions comprising derivatives of diaminostilbene, binders and ink fixing agents such as divalent metal salts for the optical brightening of substrates suitable for high quality ink jet printing....
05/27/2010
20100126684METHOD OF INCREASING FILLER CONTENT IN PAPERMAKING
The invention provides a method of producing paper with a higher proportion of mineral filler particles than is otherwise be possible without the expected loss in paper strength. The method allows for the use of the greater amount of filler particles by coating at least...
05/27/2010
20100116010Aqueous pigment preparations
The invention relates to aqueous pigment preparations containing (A) at least one organic and/or inorganic pigment, (B) a dispersant of formula (I) or (II), or mixtures of the dispersants of formulas (I) and (II), (C) optionally wetting agents, (D) optionally other surf...
05/13/2010
20100089540Tissue products containing softness
A composition for cellulostic fibers containing amino silicone to impart improved hand feel. The composition may be included in a lotion applied to tissue paper and may include a hydrophilic softener. A carrier for trace substances, fragrances, vitamin E, aloes and colo...
04/15/2010
20100032115Compositions containing expandable microspheres and an ionic compound as well as methods of making and using the same
This invention relates to composition containing expandable microspheres and at least one ionic compound and having a zeta potential that is greater than or equal to zero mV at a pH of about 9.0 or less at an ionic strength of from 10−6 M to 0.1M, as well a...
02/11/2010
20090294083Regenerated Particle Aggregate, Method for Manufacturing the Regenerated Particle Aggregate, Regenerated Particle Aggregate-Containing Paper Containing the Regenerated particle Aggregate therein, and Coated Paper for Printing Coated by the Regenerated Particle Aggregate
The present invention aims at providing. a recycling usable regenerated particle aggregate; a method for allowing stable manufacture of the regenerated particle aggregate; a paper containing the regenerated particle aggregate, the paper exhibiting excellent property in ...
12/03/2009
20090126889FLUOROMETRIC METHOD FOR MONITORING SURFACE ADDITIVES IN A PAPERMAKING PROCESS
A method of monitoring and optionally controlling the addition of one or more surface additives to a papermaking process is disclosed. The method comprises the following steps: (a) adding a known amount of one or more surface additives to a papermaking process either al...
05/21/2009
20090025895Process for the Manufacture of Paper and Board
The present invention provides a process for the manufacture of paper or board in which the anionic charge at the fibre surface is artificially increased by adding a substantive water soluble anionic compound, providing more sites and enhancing the adsorption of cationi...
01/29/2009
20080314538Paper Machine With One or a Plurality of Valve Devices
A piezo nozzle system can be used in a paper machine. Contrary to all expectations, piezo nozzle systems have proven to be particularly suitable for use in the extreme ambient conditions of a paper machine. Despite the high degree of humidity, the use of piezo nozzle sy...
12/25/2008
20080308241Method for Measuring Hydrophobic Contaminants in Paper Pulp
A method is provided for measuring hydrophobic contaminants distributed in paper pulp suspension. The method comprises: adding a fluorescent dye (18) to the paper pulp suspension (12) including fibers and hydrophobic contaminants, the dye (18) inter...
12/18/2008
20080289538Pigment preparations of pasty or gellike consistency
The present invention relates to pasty or gellike pigment preparations for colouring lime-bound and/or cement-bound building materials, asphalt, paints, varnishes, paper or plastics and also to a method of preparing them....
11/27/2008
20080271865PIGMENTS FOR COLORED PAPER
Compositions and methods of producing colored paper products and agents for making such products are disclosed. Surface-modified pigments can be manufactured to provide selected coloring in a paper product. The pigment can include filler particles that are bound to one ...
11/06/2008
20080257509Method for an Arrangement at a Paper Machine
The present invention relates to a method for reducing the spreading of additional agent(s) which is/are introduced into the process at a papermaking machine. A flowable paper pulp including fibres and a process liquid and having a consistency of not more than 10% is co...
10/23/2008
20080210395Light-Colored Engineered Wood Boards
Light-colored woodbase boards are manufactured from wood fiber bleached and colored with liquid colorant preparations comprising at least one pigment and at least one dye which absorbs in the visible region of the electromagnetic spectrum....
09/04/2008
20080210394Polymer-Pigment Hybrids For Use in Papermaking
Process for the production of filler-containing papers and filler-containing paper products by addition of an aqueous suspension of at least one finely divided polymer-pigment hybrid to a paper stock and drainage of the paper stock with sheet formation, the polymer-pigm...
09/04/2008
20080098931PROCESS 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 cooked starch and a powdered optical brightener to at least one surface of a ...
05/01/2008
20080093039COMPOSITE 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 a...
04/24/2008
20080035291Infrared-Absorbing Ticket Stock and Method of Making Same
A ticket stock and manufacturing process wherein a pulp is formulated from a blend of recycled printed papers, with added starch for enhancing sheet stiffness and reducing linting and dusting on cut edges of the stock. A preferred pulp comprises a blend of printed solid...
02/14/2008
20080017337Compositions and processes for paper production
Oxidative compositions and processes that preserve and enhance the brightness and improve color of pulp or paper when applied during different stages of the papermaking process are identified. The oxidative composition and method maintains and/or enhances brightness, pr...
01/24/2008
20070277950Surface treatment of substrate or paper/paperboard products using optical brightening agent
The present invention relates to a process for applying optical brightening agent (OBA) to a sheet of paper or paperboard substrate. The process comprises the step of spraying an aqueous composition comprising an optical brightening agent onto at least one surface of a ...
12/06/2007
20070256804LIGHT-COLOURED TO WHITE WOODEN MATERIAL PANELS
Light to white wood-base boards which are produced from bleached wood fibers and/or beater dyed with a white pigment. ...
11/08/2007
20070193707Pulp and paper having increased brightness
The present invention relates to a method of increasing the brightness of pulp, pulp made from such methods and methods of using such pulp....
08/23/2007
20070169903Papermaking processes using coagulants and optical brighteners
A method of making paper or paperboard is described, which includes introducing at least one charged starch, preferably having a degree of substitution greater than 0.045, and at least one optical brightening agent to a papermaking pulp and then forming the pulp into pa...
07/26/2007
20070131373Method of decreasing the rate of photoyellowing
A method of decreasing the rate of photoyellowing in paper containing mechanical pulp comprising: applying an aqueous solution containing an effective amount of one or more salts of thiocyanic acid on the surface of a paper sheet in a papermaking process. ...
06/14/2007
20070125267Paper substrate having enhanced print density
The present invention relates to a sizing composition that, when applied to paper substrate, creates a substrate, preferably suitable for inkjet printing, having increased print density, print sharpness, low HST, and/or image dry time, the substrate preferably having hi...
06/07/2007
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