| Patents for D21H 21 - Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper impregnating or coating material, characterised by its function, form or properties (20,755) |
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| 08/04/1993 | EP0553672A1 Dyestuff mixtures containing two different mono-azo dyes |
| 08/04/1993 | EP0553575A1 Novel cationic polyamines useful as drainage aids and stabilizers for rosin-based sizing agents |
| 08/03/1993 | US5232553 Fines retention in papermaking with amine functional polymers |
| 07/28/1993 | EP0552874A2 Water repellents containing organosilicon compounds |
| 07/28/1993 | EP0552702A1 Fines retention in papermaking with amine functional polymers |
| 07/27/1993 | US5230774 Synergistic pitch control process utilizing ammonium zirconium and cationic polymers |
| 07/25/1993 | CA2087461A1 Fines retention in papermaking with amine functional polymers |
| 07/24/1993 | CA2086796A1 Water repellents containing organosilicon compounds |
| 07/22/1993 | WO1993014265A1 Porous webs |
| 07/22/1993 | WO1993014264A1 Method and apparatus for crosslinking individualized cellulose fibers |
| 07/22/1993 | WO1993014263A1 Process for producing paper |
| 07/22/1993 | WO1993014261A1 Method for crosslinking individualized cellulose fibres |
| 07/22/1993 | CA2128015A1 Method and apparatus for crosslinking individualized cellulose fibers |
| 07/22/1993 | CA2127992A1 Process for producing paper |
| 07/22/1993 | CA2127979A1 Porous webs |
| 07/21/1993 | EP0551970A1 Pitch control |
| 07/21/1993 | EP0551817A1 Vinyl polymer dispersions |
| 07/20/1993 | US5229192 Of an addition-condensation copolymer containing an acrylic acid ester, styrene and an amino or phenolic resin, red phosphorous and ammonium polyphosphate |
| 07/15/1993 | CA2087082A1 Vinyl polymer dispersions |
| 07/14/1993 | EP0551061A1 Process for the preparation of a coagulating chemical |
| 07/14/1993 | CA2059256A1 Pitch control |
| 07/13/1993 | US5227242 Multifunctional facial tissue |
| 07/13/1993 | US5227025 Filler for paper, improved brightness, opacity, pigment scattering |
| 07/13/1993 | US5227024 Low density material containing a vegetable filler |
| 07/09/1993 | CA2086720A1 Papermaking process with improved retention and maintained formation |
| 07/08/1993 | WO1993013265A1 Method for controlling pitch |
| 07/08/1993 | CA2126347A1 Method for controlling pitch |
| 07/07/1993 | EP0550230A1 Felt conditioning |
| 07/07/1993 | EP0549968A1 Surface-active compounds based on modified oxalkylated novolaks, their preparation and their application |
| 07/07/1993 | EP0549948A1 Article having a smooth nonabrasive antislip coating |
| 07/07/1993 | EP0549925A1 Improved absorbance and permanent wet-strength in tissue and toweling paper |
| 07/06/1993 | US5225115 Bromide intercalated hydrotalcite for use as a flame retardant, smoke suppressant additive |
| 07/06/1993 | US5225047 Less fiber breakage |
| 06/30/1993 | EP0549384A1 Method of manufacturing paper comprising reduced thickness and transparently in local zones and the paper obtained therefrom |
| 06/30/1993 | EP0548960A1 Enhancement of paper dry strength by anionic and cationic guar combination |
| 06/30/1993 | EP0548959A1 A creping aid based on polyamides containing methyl bis(3-Aminopropylamine) |
| 06/30/1993 | EP0548144A1 Process of manufacture of a single layer thick dry felt through a wet process and single layer thick dry felt obtained thereby |
| 06/29/1993 | US5223592 Process for polymerization of itaconic acid |
| 06/29/1993 | US5223360 Structuring in defined areas due to difference in orientation |
| 06/29/1993 | US5223323 Process for coating finish foils and endless edges |
| 06/29/1993 | US5223097 Method for controlling pitch on a paper-making machine |
| 06/29/1993 | US5223096 Containing quaternary ammonium compound, polyhydroxy plasticizer and resin |
| 06/29/1993 | CA1319778C Controlling deposits on paper machine felts and the like |
| 06/24/1993 | WO1993012038A1 Process for producing a carbonate composition |
| 06/24/1993 | CA2125695A1 Process for producing a carbonate composition |
| 06/23/1993 | CN1073492A Cleaning and polishing paper |
| 06/22/1993 | US5221436 Papermaking |
| 06/17/1993 | DE4140966A1 Heat-stable sealant usable at 1000 deg C or above - comprises absorbent substrate impregnated with salt obtd. from di- or tri-valent metal acid phosphate and alkali metal and/or amine |
| 06/16/1993 | EP0546917A1 Decorative or safety paper containing planchets |
| 06/16/1993 | CN1073229A Anti-static wall paper |
| 06/16/1993 | CN1073228A Medicine paper and its making method |
| 06/15/1993 | US5219906 Mixture of water and oxygen-containing compound |
| 06/13/1993 | CA2085188A1 Process for the preparation of a caogulating chemcial |
| 06/10/1993 | WO1993011182A1 Conditioned bacterial cellulose |
| 06/10/1993 | CA2084851A1 Absorbance and permanent wet-strength in tissue and toweling paper |
| 06/09/1993 | EP0545228A1 Moisture-resistant sack |
| 06/09/1993 | EP0407466B1 High performance paper filler and method of producing same |
| 06/08/1993 | US5217576 Containing quaternary ammonium compound, polyhydroxy plasticizer, water soluble temporary resin |
| 06/02/1993 | CN1072599A Chinese medicine preparation and wet cloth for cleaning pudenda |
| 06/01/1993 | US5216097 Fluoroacrylate monomers and polymers, processes for preparing the same and their use |
| 06/01/1993 | US5216044 Particles become porous on drying; emulsion copolymerization of acrylic esters, acids and vinyl monomers; hiding power, gloss, brightness |
| 06/01/1993 | US5215734 Rhombohedral calcium carbonate and accelerated heat-aging process for the production thereof |
| 05/27/1993 | WO1993010308A1 Structure having controlled water resistance |
| 05/27/1993 | WO1993010085A1 Fluoroaliphatic dimer acid derivatives and use thereof |
| 05/27/1993 | WO1993009671A1 A method to combat microbes |
| 05/27/1993 | CA2121494A1 Fluoroaliphatic dimer acid derivatives and use thereof |
| 05/26/1993 | EP0542980A1 Readily biodegradable anti-foaming agent for aqueous systems. |
| 05/26/1993 | EP0542841A1 New synergistic composition of 2-(2-bromo-2-nitroethenyl) furan and 2-bromo-2-nitropropane-1,3-diol and uses thereof. |
| 05/26/1993 | EP0418343B1 Process for manufacturing paper, paperboard and cardboard in the presence of copolymerizates containing n-vinyl formamide units |
| 05/26/1993 | CN1020914C Process for preparation of heat stabilizing water base kaolins pigment slurry and its usage |
| 05/25/1993 | US5213664 Lottery tickets and paper |
| 05/19/1993 | EP0542598A1 Fluorinated copolymers and their use for coating and impregnation of various substrates |
| 05/19/1993 | EP0500726B1 Watermarked plastic support |
| 05/19/1993 | CN1072228A Modified anti-moth eating medicament for paper |
| 05/19/1993 | CN1072199A Fluoroaliphatic dimer acid derivatives and use thereof |
| 05/13/1993 | WO1993009287A1 Soft absorbent tissue paper with high permanent wet strength |
| 05/13/1993 | CA2082541A1 Glutaraldehyde plus dithiocarbamates for controlling microorganisms in paper mills |
| 05/12/1993 | EP0541232A1 Polyvinyl alcohol in combination with glyoxylated vinyl-amide polymers as creping adhesive compositions |
| 05/12/1993 | EP0394368B1 A process for the production of paper |
| 05/11/1993 | US5209824 Reducing slime |
| 05/11/1993 | US5209823 Water-soluble dispersant which aids in the dispersion of polyester fibers during the preparation of a wet-laid nonwoven fiber mat |
| 05/05/1993 | EP0540076A1 Sized paper or pulp, process for producing same and use thereof |
| 05/05/1993 | EP0540075A1 Packaging material and use thereof |
| 05/05/1993 | CN2131894Y Special-purpose stencil for use in needle printer of computer system |
| 05/05/1993 | CN1071721A Paper transparency treating agent b |
| 05/05/1993 | CN1071720A Paper transparency treating agent |
| 05/04/1993 | US5208325 Cationic 1,3,4-thiadiazole dyestuffs |
| 05/04/1993 | US5207822 Synergistic filler blends for wood-containing papers |
| 05/04/1993 | US5207802 Sulpho group-containing aromatic compounds, their production and use as dispersants or levelling agents in dyeing textiles or tanning leather |
| 05/01/1993 | CA2081786A1 Rosin emulsion composition for paper sizing and method of sizing using the same |
| 04/29/1993 | WO1993008327A1 Method for making sheet materials and security paper |
| 04/29/1993 | DE4235184A1 Sheet prodn. process for producing watermarks in thermal printer - involves heating proof material carrying film in dot form to transmit proof material to sheet |
| 04/29/1993 | CA2121597A1 Method for making sheet materials and security paper |
| 04/28/1993 | EP0525081A4 Flame-proofing compositions |
| 04/28/1993 | CN1071477A Process and apparatus for manufacturing typing wax paper by water seasoning |
| 04/27/1993 | US5205860 Mixture of alkyltrioxysilane, coupling agents, and endcapped polysiloxane |
| 04/27/1993 | US5205493 Process for producing a carbonate composition |
| 04/27/1993 | CA1316958C Security paper for bank notes and the like |
| 04/21/1993 | CN1071146A Method for control of biofouling |
| 04/20/1993 | US5204186 Treating with silane or siloxane |