| Patents for D21H 27 - Special paper not otherwise provided for, e.g. made by multi-step processes (13,797) |
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| 08/07/1990 | US4946372 Composite paper |
| 08/01/1990 | EP0379964A1 Ink jet printer recording sheet |
| 08/01/1990 | EP0379561A1 Improvements relating to adherent surfaces. |
| 08/01/1990 | CN1044315A Preparation method for straw board surface-protecting paper and its products |
| 08/01/1990 | CN1009015B Electrically conductive carbon coated fibers |
| 07/25/1990 | EP0378990A1 A laminated packing material with good gas and aroma barrier properties, and a method for the manufacture of the material |
| 07/25/1990 | CN2059666U Water-absorbing paper with high absorbability |
| 07/25/1990 | CN2059665U Enhancement model net cloth paper |
| 07/24/1990 | US4943465 Thermal insulating, high temperature resistant composite |
| 07/24/1990 | US4943093 Security paper for bank notes and the like |
| 07/17/1990 | US4942077 Tissue webs having a regular pattern of densified areas |
| 07/17/1990 | US4941947 Composite fibrous polyethylene sheet |
| 07/10/1990 | US4940846 Hydrophobic and/or abhesive materials, reactive diluents |
| 07/04/1990 | EP0375844A2 Wrapper for an article of smoking |
| 07/03/1990 | US4938412 Manufacture of colored egg packages |
| 06/27/1990 | EP0374196A1 Method of reducing pitch in pulping and papermaking |
| 06/26/1990 | US4937145 Composite paper reinforced thermoplastic sheet |
| 06/26/1990 | CA1270969A1 Fast setting starch-based corrugating adhesive having partially hydrolyzed water soluble polyvinyl alcohol component |
| 06/14/1990 | WO1990006232A1 Decorative high-pressure laminate and a process for producing a surface layer thereon |
| 06/14/1990 | WO1990006222A1 Composites of paper and plastic film, corrugated paperboard incorporating said composites, and methods of making |
| 06/06/1990 | EP0371136A1 Postcard and method of preparing same |
| 06/06/1990 | CN1042746A Manufacturing method of elastic paper by use of radial deviation method and its equipment |
| 06/05/1990 | US4931346 Lightweight laminated paperboard |
| 05/31/1990 | WO1990005634A1 Composite paper reinforced thermoplastic article |
| 05/29/1990 | US4929502 Fibrillated fibers and articles made therefrom |
| 05/23/1990 | EP0369615A2 Improved thermal insulating, high temperature resistant composite |
| 05/22/1990 | US4927496 Container for consummable liquids |
| 05/21/1990 | CA2003319A1 Composite paper reinforced thermoplastic sheet |
| 05/16/1990 | EP0368491A2 Receptor sheet with image-bearing non-receptor surface |
| 05/16/1990 | EP0367965A2 Adhesive-paper tapes |
| 05/16/1990 | EP0367770A1 Process for manufacturing heat-insulating and soundproofing boards and soundproofing materials. |
| 05/16/1990 | CN1042170A Improvements relating to adherent surfaces |
| 05/09/1990 | EP0367651A2 Strippable paper, such as wall paper or poster, and method for producing the same |
| 05/01/1990 | CA1268373A1 The production of tissue paper or porous batt using a papermachine screen |
| 04/25/1990 | EP0365167A2 Method of making motor vehicle filter elements |
| 04/24/1990 | CA1268069A1 Paper and method of making it |
| 04/19/1990 | CA2000365A1 Adhesive paper tapes |
| 04/17/1990 | US4918048 A dye stuff precursor and an acid-modified acrylonitrile or methalylonitrile and 4-hydroxybenzoic acid ester aceptor |
| 04/17/1990 | US4917844 Method of manufacturing laminate product |
| 04/17/1990 | US4917762 Cutting paper or cellulose pulp, mixing with water and surfactants |
| 04/10/1990 | US4915118 Smoking article wrapper and method of making same |
| 04/04/1990 | CN1040915A Composite paper-plastics flower and its process |
| 04/03/1990 | US4913773 Sandwich with middle layer made from twisted, crimped, curled fibers; improved stiffness |
| 04/03/1990 | CA1267479A1 Heat curable polysiloxane release coatings which stratify when baked |
| 03/28/1990 | CN2055148U Paper from waste cloth fibre |
| 03/28/1990 | CN1040761A Paper-plastic composite printing process |
| 03/27/1990 | US4911977 Polyesterurethane copolymer; ink jet recording |
| 03/21/1990 | EP0359615A1 Manufacture of superabsorbent composite structures |
| 03/21/1990 | EP0359502A2 Flexible absorbent board |
| 03/20/1990 | US4909901 EMI and RFI shielding and antistatic materials and processes for producing the same |
| 03/14/1990 | EP0357808A1 Process for applying decorative coatings to flat materials to produce a marble effect and a suitable plastic-containing carrier sheet for the purpose |
| 03/08/1990 | WO1990002166A1 A disinfecting or bleaching tissue |
| 03/07/1990 | EP0357359A2 Improvements relating to smoking articles |
| 03/07/1990 | CN1040240A Wet compositing method and equipment for packing paper |
| 03/06/1990 | CA1266354A1 Process for manufacturing a liquid absorbing pad, in particular for use in soft hygiene articles and sanitary products |
| 02/28/1990 | EP0356219A2 High compression strength corrugated board |
| 02/28/1990 | EP0355829A2 A decorative thermosetting laminate |
| 02/28/1990 | CN1006992B Process for manufacturing soft hygiene articles and sanitary products |
| 02/27/1990 | US4904635 Heat-sensitive recording paper |
| 02/27/1990 | US4904385 Lofted fiber-reinforced composite sheet; compressing a heat fusible polymer and a binder |
| 02/21/1990 | CN2053224U Vierendeel paperboard |
| 02/21/1990 | CN1039861A Improving resin decorating veneer sheet |
| 02/20/1990 | US4902564 Highly absorbent nonwoven fabric |
| 02/15/1990 | DE3908685A1 Paper sheets for production of a postcard for confidential communications, and process for the production thereof |
| 02/07/1990 | CN2052416U Glue-papers with double-faced |
| 02/07/1990 | CN1039461A Technology for producing high strength reinforced craft paper |
| 01/31/1990 | EP0352888A2 Filtration fabric produced by wet laid process |
| 01/31/1990 | EP0352463A2 Foil for transfer metallization |
| 01/25/1990 | WO1990000363A1 Paper towel and a method for making the same |
| 01/23/1990 | US4895759 Saturating grade paper |
| 01/23/1990 | US4895620 Electrically conductive carbon-coated fibers |
| 01/17/1990 | EP0351397A2 Use of a polyamide-polyamine-epichlor hydrine precondensate as an impregnation agent for paper |
| 01/17/1990 | CN2051238U Double-side bridge type coating machine |
| 01/16/1990 | US4894274 Paste-the-wall wallcoverings |
| 01/03/1990 | EP0349184A2 Fragrance releasing pull-apart sheet |
| 01/03/1990 | CN1038473A Dry cleaning paper for greasy dirt on clothes |
| 12/28/1989 | WO1989012549A1 Improvements relating to adherent surfaces |
| 12/26/1989 | US4889145 Smoking rod wrapper and compositions for their production |
| 12/21/1989 | DE3820571A1 Process for producing endless running cloths, in particular for paper and textile machines, and apparatus for carrying out the process |
| 12/20/1989 | EP0347177A2 Process for preparing soft tissue paper treated with nonionic surfactant |
| 12/20/1989 | EP0347154A2 Soft tissue paper |
| 12/19/1989 | US4888220 Decorative laminates having 3-dimensional effect |
| 12/19/1989 | US4888091 Low density nonwoven aramid sheets |
| 12/19/1989 | CA1263901A1 Article with laminated paper orientation for improved fabric softening |
| 12/12/1989 | US4886578 High heat resistant oil-impregnatable electrical insulating board |
| 12/06/1989 | EP0345234A2 Feeding system for the former of a dry-paper machine |
| 12/06/1989 | EP0344335A1 Multiple coated photographic base material |
| 11/30/1989 | WO1989011397A1 Postcard and method of preparing same |
| 11/28/1989 | US4883564 Polyvinyl alcohol and phosphate salt |
| 11/23/1989 | EP0343139A2 Method and aparatus for forming a dry web on the wire |
| 11/23/1989 | EP0342929A1 Security and decorative paper |
| 11/21/1989 | US4882112 Process for producing shaped articles from vegetable particulate materials |
| 11/21/1989 | US4881557 Smoking article wrapper and method of making same |
| 11/14/1989 | US4880689 Damage resistant decorative laminate |
| 11/08/1989 | EP0340334A2 Apparatus for joining two or multilayered paper articles together |
| 11/02/1989 | WO1989010449A1 Process for manufacturing heat-insulating and soundproofing boards and soundproofing materials and boards so obtained |
| 11/02/1989 | WO1989010071A1 Cigarette wrappers containing freshly precipitated magnesium hydroxide |
| 11/02/1989 | WO1989010070A1 A cigarette wrapper comprising magnesium hydroxide |
| 11/02/1989 | EP0339814A1 Reagent for measuring creatine kinase activity and measuring method thereof |
| 10/31/1989 | US4877680 Recording medium with non-porous ink-receiving layer |