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| Number | Title | Issue Date |
| 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 steps of adhering a paper web to the surface of a drying cylinder and ... | 07/29/2008 |
| 7090745 | Method for increasing the strength of a cellulosic product A composition includes at least one hydrophilic polymer containing primary (—NH2) and/or secondary (—NHR) amine groups and at least one saccharide containing a reducible function. A method of increasing the strength of paper includes the step of conta... | 08/15/2006 |
| 7052579 | Pitch control composition This invention relates to a liquid composition for the control of pitch deposition in pulp and paper making comprising an aqueous solution of (1) a cationic guar polymer, and (2) isobutylene/maleic anhydride copolymer. The invention also relates to a process for inh... | 05/30/2006 |
| 6941693 | Paintball guns A paintball gun is disclosed which includes a data link for transferring data to and/or from a remote terminal. The link may be a contact or contactless one. A removable data carrier may be used. ... | 09/13/2005 |
| 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 and using it in making paper. ... | 11/30/2004 |
| 6818100 | Process for sizing paper A process for sizing paper comprising adding to an aqueous suspension containing cellulosic fibres, and optional fillers, a sizing dispersion comprising a polymer having an aromatic group, and a sizing promoter comprising a polymer having an aromatic group, wherein ... | 11/16/2004 |
| 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 to augment organic binders to increase board strength and durability ... | 06/29/2004 |
| 6716312 | 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 to augment organic binders to increase board strength and durability ... | 04/06/2004 |
| 6602389 | Process for treating a fibrous slurry of coated broke Disclosed is a process for preparing a paper web. The paper web is prepared from a low-grade furnish, which contains low-grade pulps, such as recycled pulp and/or groundwood pulp, and which, in one preferred embodiment, is a newsprint furnish. In accordan... | 08/05/2003 |
| 6551457 | Process for the production of paper A process for the production of paper from an aqueous suspension containing cellulosic fibers, and optional fillers, which comprises draining the suspension to obtain a paper web and subjecting the obtained paper web to impulse pressing by passage through... | 04/22/2003 |
| 6521088 | Degraded hydrophobic, particulate starches and their use in paper sizing This invention is directed to degraded, hydrated particulate starches that are hydrophobically modified and a method of providing paper with reduced porosity, resistance to liquid penetration and increased surface strength comprising applying to the surfa... | 02/18/2003 |
| 6475341 | Process for making paper Paper is made by mixing anionic starch, carboxyl methyl cellulose or other polymeric binder into a cellulosic thin stock together with a cationic inorganic or polymeric coagulant and then flocculating the suspension by means of an anionic swelling clay or... | 11/05/2002 |
| 6419789 | 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 controls the overall charge in the headbox.... | 07/16/2002 |
| 6398911 | Modified polysaccharides containing polysiloxane moieties Modified polysaccharides (such as starches, gums, chitosans, celluloses, alginates, sugars, etc.), which are commonly used in the paper industry as strengthening agents, surface sizes, coating binders, emulsifiers and adhesives, can be combined into a sin... | 06/04/2002 |
| 6361652 | Method of increasing drainage in papermaking using colloidal borosilicates The invention comprises a borosilicate retention aid composition and a method for improving the production of paper by addition of the borosilicate. The borosilicate may be utilized in conjunction with a high molecular weight synthetic flocculant and/or s... | 03/26/2002 |
| 6361653 | Method of increasing retention in papermaking using colloidal borosilicates The invention comprises a borosilicate retention aid composition and a method for improving the production of paper by addition of the borosilicate. The borosilicate may be utilized in conjunction with a high molecular weight synthetic flocculent and/or s... | 03/26/2002 |
| 6346170 | Polyamidoamine/epichlorohydrin resins bearing polyol sidechains as dry strength agents Compositions suitable for use as dry strength additives comprising water soluble polyamidoamine/epchlorohydrin resin bearing polyol sidechains wherein the weight fraction of the polyol in the resin is less than 50 percent by weight and the polyol sidechai... | 02/12/2002 |
| 6319361 | Paper products having wet strength from aldehyde-functionalized cellulosic fibers and polymers Paper products having high initial wet strengths are disclosed. The paper products comprise cellulosic fibers having free aldehyde groups, which fibers are combined with a water-soluble polymer having functional groups that are reacted with the aldehyde g... | 11/20/2001 |
| 6296696 | One-pass method for preparing paper size emulsions A one-pass, non-tolerance dependent method for preparing paper size emulsions comprising an aqueous emulsion of a substituted cyclic dicarboxylic anhydride, a colloidal stabilizer, and a surfactant wherein the emulsion after one-pass through a dispersion ... | 10/02/2001 |
| 6290814 | Paper coating composition comprising gellan gum/starch blend The present invention provides an improved method for sizing paper which comprises the step of coating paper with a composition comprising gellan gum and a derivatized starch wherein the derivatized starch and the gellan gum are present at a weight ratio ... | 09/18/2001 |
| 6270627 | Use of colloidal borosilicates in the production of paper The invention comprises a borosilicate retention aid composition and a method for improving the production of paper by addition of the borosilicate. The borosilicate may be utilized in conjunction with a high molecular weight synthetic flocculant and/or s... | 08/07/2001 |
| 6270626 | Paper making retention system of bentonite and a cationic galactomannan The invention concerns a novel method for making paper based on sheet cellulose fibre, wherein a novel retention system comprising a suspension of bentonite and a cationic galactomannan is used to improve in particular the retention of the incorporated mi... | 08/07/2001 |
| 6251223 | Process for improving printing paper A process for improving gravure and offset printability of coated and uncoated printing papers by increasing filler share in the paper on the top and bottom sides or in the outer layers of the paper web by using a retention agent, and providing the outerl... | 06/26/2001 |
| 6241853 | High wet and dry strength paper product A soft, flexible yet strong paper product is provided from the unique configuration of particular pulp types, cationic wet strength resins, and anionic processing aids.... | 06/05/2001 |
| 6217709 | Cationic starch/cationic galactomannan gum blends as strength and drainage aids A composition comprising cationic starch, cationic galactomannan gum (such as cationic guar, locust bean and fenugreek gum) and acid suitable as drainage aid and strength additive in papermaking.... | 04/17/2001 |
| 6179962 | Paper having improved strength characteristics and process for making same Process for making paper having improved strength characteristics by adding to the pulp water-soluble and/or water-dispersible cationic polymer and oxidized galactose type of alcohol configuration containing polymer.... | 01/30/2001 |
| 6051160 | Pitch control composition based on blend of derivatized cationic guar and styrene maleic anhydride copolymer This invention relates to a liquid composition for the control of pitch deposition in pulp and paper making comprising an aqueous solution of (1) a derivatized cationic guar, and (2) styrene maleic anhydride copolymer. The invention also relates to a proc... | 04/18/2000 |
| 6030443 | Paper coating composition with improved optical brightener carriers A paper coating composition has therein an optical brightening agent (OBA) and a water-soluble non-ionic polysaccharide derivative, exhibiting a solution viscosity in water of less than 1500 cps when dissolved at 5% polymer concentration, wherein the pape... | 02/29/2000 |
| 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 dispersion, the base polymer consists substantially of a water-in... | 11/30/1999 |
| 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.... | 11/23/1999 |
| 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 used in the production of paper, board or cardboard whereby t... | 03/02/1999 |
| 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 irreversible shrinkage factor of from -0.10% to +0.10% when it is put... | 02/23/1999 |
| 5871616 | Dehalogenation of organohalogen-containing compounds Enzymatic dehalogenation of undesirable nitrogen-free organohalogen compounds is carried out by adding a dehalogenase to an aqueous composition comprising a nitrogen-free organohalogen compound and a nitrogen-containing cationic polymer. The enzymatic deh... | 02/16/1999 |
| 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 tissue web as the tissue web is being adhered to the Yanke... | 12/29/1998 |
| 5849155 | Method for dispersing cellulose based fibers in water The invention describes a method for dispersion of cellulose based fibers in water. The raw material, which particularly may be recycled paper, is first wetted with water. By a combination of addition of hydrocolloid which binds water, and strong kneading... | 12/15/1998 |
| 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. A second papermaking furnish of long fibers, such as softw... | 07/28/1998 |
| 5744003 | Process for controlling the deposition of pitch with a blend of derivatized cationic guar and styrene maleic anhydride copolymer This invention relates to a liquid composition for the control of pitch deposition in pulp and paper making comprising an aqueous solution of (1) a derivatized cationic guar, and (2) styrene maleic anhydride copolymer. The invention also relates to a proc... | 04/28/1998 |
| 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 improvement of retention and water removal.... | 01/13/1998 |
| 5633300 | Enhancement of paper dry strength by anionic and cationic guar combination A process for making paper to enhance the dry strength of the paper produced without substantially reducing its softness comprising adding to a bleached pulp furnish, separately or together, (1) an anionic polymer selected from the group consisting of car... | 05/27/1997 |
| 5618861 | Pitch control composition and process for inhibiting pitch deposition This invention relates to a liquid composition for the control of pitch deposition in pulp and paper making comprising an aqueous solution of (1) a derivatized cationic guar, and (2) a nonionic polymer. The invention also relates to a process for inhibiti... | 04/08/1997 |
