| Patents for D21H 25 - After-treatment of paper not provided for in groups (4,291) |
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| 06/23/1998 | US5770148 Method and apparatus for the deacidification of library materials |
| 06/18/1998 | DE19652289A1 Web coating applicator |
| 06/18/1998 | CA2225111A1 Apparatus for joining at least one actuator to at least one oblong working unit of a coating system, allowing translatory and/or rotatory adjustment |
| 06/17/1998 | EP0848110A1 Coating applicator with blade shaping |
| 06/16/1998 | US5766353 Applicator for direct or indirect application of a liquid or pasty medium on a traveling material web |
| 06/11/1998 | WO1998024970A1 Peel pack paper |
| 06/11/1998 | CA2271389A1 Peel pack paper |
| 06/09/1998 | US5763009 Process for producing support for recording material |
| 06/02/1998 | US5759346 Process for making smooth uncreped tissue paper containing fine particulate fillers |
| 05/28/1998 | WO1998022656A1 Methods for manufacturing packaging board |
| 05/28/1998 | WO1998022654A1 Ovenable food tray and its manufacturing method |
| 05/28/1998 | CA2272342A1 Methods for manufacturing packaging board |
| 05/28/1998 | CA2272337A1 Ovenable food tray and its manufacturing method |
| 05/26/1998 | US5755929 Cast-coated paper for ink jet recording and production method thereof |
| 05/22/1998 | WO1998021047A1 Printing process, printing paper and method and manufacturing paper |
| 05/20/1998 | EP0842323A1 High water absorbent double-recreped fibrous webs |
| 05/20/1998 | EP0842214A1 Fluororesin sheet, process for producing the same, and the use of same |
| 05/05/1998 | US5746833 Apparatus for continuously applying a coating to a sheet of indeterminate length |
| 05/05/1998 | CA2085265C Support beam |
| 04/30/1998 | WO1998017863A1 Method and device for coating a paper web |
| 04/30/1998 | DE19643742A1 Verfahren und Vorrichtung zum Beschichten einer Papierbahn Method and apparatus for coating a paper web |
| 04/22/1998 | CN1179855A Non-woven fabric for separator of non-aqueous electrolyte cell, and non-aqueous electrolyte cell using same |
| 04/21/1998 | US5741550 Coating a surface with a mixture from a slot-orifice applicator |
| 04/15/1998 | EP0835344A1 Creped tissue paper exhibiting unique combination of physical attributes |
| 04/15/1998 | EP0617748B1 Lining material, method for coating a material for producing a lining |
| 04/14/1998 | US5738726 Roll doctor assembly |
| 04/08/1998 | EP0834936A1 Non-woven fabric for separator of non-aqueous electrolyte cell, and non-aqueous electrolyte cell using the same |
| 04/08/1998 | EP0833978A1 Modified polymeric material having improved wettability |
| 04/08/1998 | EP0833977A1 Method for producing a spunlace material with increased wet strength and spunlace material according to the method |
| 04/02/1998 | WO1998013549A1 A process for making smooth uncreped tissue paper containing fine particulate fillers |
| 04/01/1998 | EP0832324A1 Method for making heat-stable paper |
| 04/01/1998 | EP0832318A2 Controlling the porosity and permeation of a web |
| 04/01/1998 | EP0831973A1 Supporting system for the metering component of a coating device |
| 03/31/1998 | US5733750 Reacting cellulosic polymer with carboxylic acid or ester in presence of lipase or other esterase as esterification catalyst |
| 03/25/1998 | CN1176884A Method of coating melamine resin on laminating paper |
| 03/24/1998 | US5730839 Bulking; softness |
| 03/11/1998 | CN1176022A Nonwoven fabric for alkaline battery separator and method for producing same |
| 03/05/1998 | WO1998009021A1 Process for treating a fibrous material and article thereof |
| 03/05/1998 | CA2262497A1 Process for treating a fibrous material and article thereof |
| 03/04/1998 | EP0826823A1 Special paper |
| 03/04/1998 | EP0826083A2 Barrier webs |
| 03/04/1998 | EP0826082A2 Internally-coated porous webs with controlled positioning of modifiers therein |
| 03/04/1998 | CN1174914A Medicinal paper tissue for preventing respiratory thact disease |
| 03/03/1998 | US5722433 Water-dispersible sheet for cigarettes and cigarette using the same |
| 02/28/1998 | CA2214210A1 Special paper |
| 02/25/1998 | EP0825286A2 Fibrous structure containing immobilized particulate matter and process therefor |
| 02/25/1998 | EP0590007B1 Applying a fluoropolymer film to a body |
| 02/25/1998 | CN1174524A Method and apparatus for coating substrates using air knife |
| 02/19/1998 | DE19631913A1 Web coating applicator for coating ink or dye to web of paper, etc. |
| 02/17/1998 | CA2012615C Method and device in the drying section of a coating machine or equivalent |
| 02/11/1998 | EP0823006A1 Metering rod coaters |
| 02/03/1998 | US5714269 Film composite |
| 02/03/1998 | US5714120 Method for preserving an archival document or object |
| 01/28/1998 | EP0821102A2 Apparatus for applying directly a fluid or pasty material onto a moving web, especially of paper or paperboard |
| 01/28/1998 | CN1171827A Bleaching of filled paper |
| 01/21/1998 | EP0819794A2 Method of impregnating decorative paper with melamine resin |
| 01/15/1998 | DE19627688A1 System for metering a coating on a web product, especially paper or board |
| 01/15/1998 | DE19627489A1 Web coating applicator |
| 01/15/1998 | DE19627456A1 Coater for use in web products, especially paper or paper board |
| 01/08/1998 | DE19626580A1 Metering rod system for a coater for web products such as paper |
| 01/07/1998 | EP0815319A1 Coated paperboard for formed articles |
| 01/07/1998 | EP0814918A2 Methods and apparatus for controlled placement of a polymer composition into a web |
| 01/02/1998 | DE19624804A1 Metering system for blade coater for paper or paper board |
| 12/30/1997 | US5702765 Method of applying a film of coating material to a paper web including successive doctoring steps |
| 12/29/1997 | EP0669993B1 Process for making a fibrous structure containing immobilized particulate matter |
| 12/24/1997 | WO1997048551A1 Device and method for embossing a strip material, and product thus obtained |
| 12/17/1997 | EP0812956A1 High performance paper and process for producing the same |
| 12/16/1997 | US5698303 Controlling the porosity and permeation of a web |
| 12/10/1997 | CN2270072Y Paper dyeing machine |
| 12/09/1997 | US5695829 Modified polymeric material having improved wettability |
| 12/03/1997 | EP0809733A1 A spunlace material with high bulk and high absorption capacity and a method for producing such a material |
| 12/02/1997 | US5693403 Embossing with reduced element height |
| 12/02/1997 | US5693384 Using an alkaline buffer and an adsorbent |
| 11/27/1997 | WO1997044524A1 A method and apparatus for producing lwc-paper |
| 11/25/1997 | US5691123 Using glow discharge treatment |
| 11/25/1997 | US5690999 Method and coating device for the coating of a size-press roll, paper or board |
| 11/25/1997 | US5690788 Biaxially undulatory tissue and creping process using undulatory blade |
| 11/19/1997 | EP0807711A2 Device for applying directly or not a fluid or a pasty substance onto a moving web |
| 11/13/1997 | WO1997041967A1 Supporting system for the metering component of a coating device |
| 11/13/1997 | CA2226172A1 A support system for the dosing element of a coating apparatus |
| 11/12/1997 | EP0806521A2 Method of making an ultra soft, high basis weight tissue |
| 11/12/1997 | EP0806520A1 Method of making an ultra soft, high basis weight tissue and product produced thereby |
| 11/11/1997 | US5685954 Biaxially undulatory tissue and creping process using undulatory blade |
| 11/11/1997 | US5685909 Device for producing paper webs coated on both sides |
| 11/11/1997 | CA1339535C Treatment of fibrous substrates, such as carpet with fluorochemical |
| 11/09/1997 | CA2204453A1 Method of rendering wood pulp keratotic and a method of making an ultra soft, high basis weight tissue and product produced thereby |
| 11/06/1997 | DE19718383A1 Coated gravure printing paper |
| 11/06/1997 | DE19617458A1 Abstützsystem für das Dosierelement einer Beschichtungsvorrichtung Support system for the metering of a coating apparatus |
| 11/05/1997 | EP0805232A2 A method for preparing a blade-coated paper and a blade-coated paper product |
| 11/05/1997 | EP0805231A2 A method for preparing paper and a paper product |
| 11/05/1997 | EP0804292A1 Method and apparatus for coating substrates using an air knife |
| 11/04/1997 | US5683662 Article and method for archival preservation with an organophilic, hydrophobic or acid-resistant molecular sieve |
| 10/30/1997 | WO1997034959A3 A composite laminar material and a method of making it |
| 10/29/1997 | CN1163643A Method for production of creped hygienic cellulose paper |
| 10/28/1997 | US5681618 Method for applying coating to paper web including successive doctoring steps |
| 10/23/1997 | WO1997039190A1 Procedure and equipment for processing paper documents using supercritical pressure fluid |
| 10/21/1997 | US5679308 Method of preserving porous material |
| 10/15/1997 | EP0800596A1 Bleaching of filled paper |
| 10/15/1997 | EP0800451A1 Thermal bonded, solvent resistant double re-creped towel |
| 10/14/1997 | US5676909 Archival preservation coatings and adhesives |