| 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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| 12/17/1986 | CN86102961A Process for making paper |
| 12/16/1986 | US4629630 Check paper that is protected against forgery and tampering |
| 12/10/1986 | EP0204582A1 Composite nonwoven sheet |
| 12/04/1986 | WO1986007009A1 Ferrous metal corrosion inhibiting sheet material |
| 12/02/1986 | CA1214794A1 Machinable fiber board |
| 11/26/1986 | EP0202780A2 Flocculation processes |
| 11/25/1986 | US4624802 Salicylic acid esters of carbocyclic alcohols as perfumes or scenting agents, perfumery compositions and salicylic acid esters |
| 11/25/1986 | US4624743 Reacting pulps with epichlorohydrin-dimethylamine polymer |
| 11/19/1986 | CN85108585A Creping adhesives containing polyvinyl alcohol and cationic polyamide resins |
| 11/12/1986 | EP0201458A2 Trisazo black dyes |
| 11/12/1986 | EP0201237A2 Flocculation processes |
| 11/12/1986 | EP0200755A1 Hydrophobing agent for cellulosic fibers, method of preparing the agent, and use of the agent for stock hydrophobation. |
| 10/29/1986 | EP0199150A1 Non-woven activated carbon fabric |
| 10/29/1986 | EP0198848A1 Anionic Monoazo Compounds of the Benzothiazole Series. |
| 10/28/1986 | US4619734 Sanitary paper web having high bulk, bulk softness and surface softness and method of manufacturing said web |
| 10/21/1986 | US4618402 Safety means, paper and document against falsification by chemical agent |
| 10/14/1986 | CA1212506A1 Neutral sized paper for use in the production of gypsum wallboard |
| 10/09/1986 | WO1986005826A1 Papermaking process |
| 10/07/1986 | US4615937 Antimicrobially active, non-woven web used in a wet wiper |
| 09/24/1986 | EP0195459A1 Foam composition used in paper treatment |
| 09/24/1986 | EP0195458A1 Process for treating wet paper with foam |
| 09/23/1986 | US4613635 Composition for preparing paperboard container for liquids |
| 09/09/1986 | US4610761 Substituted with n-methylol compounds |
| 09/03/1986 | EP0193111A2 Process for producing paper with a high dry strength |
| 09/02/1986 | US4609207 Method of testing a security and a security for carrying out this method |
| 08/27/1986 | EP0192600A1 Aqueous optical brighhtener compositions and their use in paper coatings |
| 08/27/1986 | EP0191758A1 Fire retardant powders and methods |
| 08/27/1986 | CN85109741A Fire resistant materials |
| 08/26/1986 | US4608123 Adding water dispersible polyolefin pulp |
| 08/26/1986 | CA1210546A1 Creping adhesives containing ethylene oxide/propylene oxide copolymers |
| 08/06/1986 | EP0190087A1 Forge-proof security paper, process for making a paper forge-proof and aqueous or organic composition especially useful in making a paper forge-proof |
| 08/05/1986 | CA1208857A1 Composition and process for neutral sizing |
| 07/22/1986 | CA1208210A1 Benzthiazole compounds, processes for their preparation and their use for dyeing textiles, papers leather and inks |
| 07/22/1986 | CA1208124A1 Antimicrobial non-woven fabric |
| 07/15/1986 | US4600776 Dyes for paper |
| 07/09/1986 | EP0186956A2 Paper machine polymer systems and methods for their use |
| 07/09/1986 | EP0186665A1 Procedure for dispersing talc. |
| 07/01/1986 | US4598205 Security paper with authenticity features in the form of substances luminescing only in the invisible region of the optical spectrum and process for testing the same |
| 07/01/1986 | US4597831 Use of foam in surface treatment of paper |
| 06/25/1986 | EP0185396A2 Security document incorporating a security thread, and process for manufacturing and checking the authenticity of the security document |
| 06/24/1986 | US4596660 Fibrous media containing millimicron-sized particulates |
| 06/18/1986 | EP0184991A2 Cationic phthalocyanine compounds |
| 06/11/1986 | EP0184529A1 Forgery-proof impression-writing support |
| 06/10/1986 | CA1205688A1 Security paper and the manufacture thereof |
| 06/04/1986 | EP0183393A2 Fire resistant materials |
| 05/27/1986 | US4591707 Printed security with hallmarks |
| 05/27/1986 | US4591635 Dyes for leather or paper |
| 05/13/1986 | US4588811 Dyestuff quinophthalone derivatives |
| 05/09/1986 | WO1986002677A1 Hydrophobing agent for cellulosic fibers, method of preparing the agent, and use of the agent for stock hydrophobation |
| 05/06/1986 | CA1203954A1 Red dyes for fiberglass and paper |
| 04/30/1986 | EP0179597A2 Spherically shaped precipitated calcium carbonate, its preparation and use |
| 04/29/1986 | CA1203772A1 Radiating solution of polyvinyl alcohol and copolymer containing oxyethylene and oxypropylene |
| 04/15/1986 | EP0135566A4 Aluminum zirconium metallo-organic complex useful as coupling and hydrophobic agents. |
| 04/08/1986 | US4581445 Dyeing paper |
| 04/02/1986 | EP0176474A1 Methine azo compounds |
| 04/02/1986 | EP0176473A1 Methine azo compounds |
| 04/02/1986 | EP0176472A1 Methine azo compounds |
| 03/27/1986 | WO1986001815A1 Improvements in or relating to organic compounds |
| 03/25/1986 | US4578150 Fibrous media containing millimicron-sized particulates |
| 03/19/1986 | EP0174885A1 Security paper and document against forgery by a chemical agent |
| 03/19/1986 | EP0174586A2 Copper-phthalocyanine dyes, their preparation, their aqueous solutions and their use in the colouring of paper |
| 03/18/1986 | US4576801 Pesticidal sheets or containers |
| 03/18/1986 | US4576680 Alkenylsuccinic anhydrides |
| 03/13/1986 | WO1986001457A1 Fire retardant powders and methods |
| 03/12/1986 | EP0174277A1 Anti-oxidant compositons for organic material |
| 03/12/1986 | EP0174128A2 Treated non-woven material |
| 03/04/1986 | CA1201259A1 Moisture-insensitive electrically-conductive paper |
| 02/18/1986 | US4571360 Foam composition used in paper treatment |
| 02/11/1986 | US4569888 Polyester coating, cured in situ to immobilize the impregnated material |
| 02/04/1986 | US4568742 Basic triphendioxazine dyestuffs |
| 01/29/1986 | EP0169750A1 Luminescent security fibres; security documents and other materials containing these fibres |
| 01/22/1986 | EP0168415A1 Utilization of salicylic acid esters as perfuming substances, perfuming compositions containing them and new salicylic acid esters. |
| 01/21/1986 | US4565727 Non-woven activated carbon fabric |
| 01/15/1986 | EP0167998A2 Rhodamine dyestuffs |
| 01/08/1986 | EP0077347B1 Security documents |
| 01/03/1986 | WO1986000100A1 Papermaking process |
| 01/02/1986 | EP0166231A2 Phenylazonaphthyl sulfonic acids and salts thereof |
| 12/31/1985 | US4562247 Used to dye textiles, paper, and leather |
| 12/17/1985 | US4559103 Packaging paper and packaging material for packaging metallic material and method of producing the same |
| 12/11/1985 | EP0163854A2 Process for the elimination of fluorescence and cationic or amphoteric aromatic nitro compounds |
| 12/10/1985 | US4558133 p-(Pyridinium-vinyl)-N,N-(disubstituted-aniline salts for dyeing paper and their preparation |
| 12/10/1985 | US4557966 Ferrous metal corrosion inhibiting sheet material |
| 12/03/1985 | US4556625 In solution with nitrogen-containing polymer; washfast, stable |
| 11/21/1985 | EP0161443A1 Manufacture of dry or wet crepe papers |
| 11/19/1985 | CA1197044A1 Foam compositions for surface application to fibrous substrates |
| 11/13/1985 | EP0160647A1 Pesticidal sheets or containers |
| 11/12/1985 | US4552918 Flame resistant starch-sulfamate products |
| 11/12/1985 | US4552617 Security features in paper |
| 11/12/1985 | CA1196454A1 Preparation of water-soluble, nitrogen-containing condensates and their use in papermaking |
| 10/30/1985 | EP0159615A2 New, permanent flame retardant and anti-smouldering compositions |
| 10/22/1985 | US4548676 Paper having calcium sulfate mineral filler for use in the production of gypsum wallboard |
| 10/22/1985 | US4548649 Synergistic combination of a dicarboxylic acid and an alkylarylsulfonate salt |
| 10/15/1985 | US4547002 Credit and identification cards having pieces of diffraction grating therein |
| 10/15/1985 | CA1195053A1 Products for coatings, insulation and packings, comprising industrial wastes and more particularly paper-making sludges and a process for obtaining same |
| 10/10/1985 | WO1985004344A1 Procedure for dispersing talc |
| 10/09/1985 | EP0156924A1 Chemically active composition containing ferrous ion |
| 10/02/1985 | EP0156463A1 Protection of legal documents by reverse penetration |
| 10/01/1985 | US4544737 Red and orange shades on paper |
| 09/24/1985 | US4543280 Coated with pigmented adhesive and thermoplastic resin |
| 09/24/1985 | US4543157 Method and apparatus for the manufacture of variegated paper webs |