Patents for D21H 15 - Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution (1,361)
07/1991
07/16/1991WO1991010774A1 Environmental pulp, method for its manufacture and use of pulp
07/16/1991CA2072585A1 Environmental pulp, method for its manufacture and use of pulp
06/1991
06/05/1991EP0430770A1 Improvement of properties of paper sheets made of cellulosic fibres
05/1991
05/29/1991CA2030688A1 Improving of cellulosic fiber paper web properties
05/28/1991US5019212 Method for producing gas-permeable parcelling film
05/28/1991US5019211 Tissue webs containing curled temperature-sensitive bicomponent synthetic fibers
04/1991
04/23/1991US5009747 Water entanglement process and product
03/1991
03/19/1991US5000898 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends
02/1991
02/12/1991US4992324 Absorbent flexible board
02/06/1991EP0411752A1 Method for hydroentangling non-woven fibrous sheets
01/1991
01/01/1991US4981636 Fibre reinforced plastics structures
12/1990
12/19/1990EP0402866A2 Organic microfibrilated material for filter
12/19/1990EP0402513A1 Process for making highly compressed paper containing synthetic fibres, with a volumetric weight equal to or greater than 0,84 kg/dm3
12/19/1990CN1047900A Stencil paper with heat-sensitive resin display layer
12/14/1990CA2018867A1 Organic microfibrilated material for filter
12/11/1990US4976819 Wringing, dewatering, compacting
11/1990
11/27/1990US4973382 Mixture of fibers with different lengths and derniers
10/1990
10/17/1990EP0392557A2 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends
10/13/1990CA2014095A1 Process for making oriented, shaped articles of lyotropic polysaccharide/thermally-consolidatable polymer blends
08/1990
08/28/1990US4952426 Coating paper with plastic
06/1990
06/20/1990EP0373974A2 Method of preparation of a highly absorbent nonwoven fabric
06/06/1990CN1042746A Manufacturing method of elastic paper by use of radial deviation method and its equipment
05/1990
05/31/1990WO1990005808A1 Easily defibered web-shaped paper product
05/15/1990US4925528 Polymeric surfactant; thickener; antifoam agent; papermaking
04/1990
04/03/1990US4913773 Sandwich with middle layer made from twisted, crimped, curled fibers; improved stiffness
03/1990
03/21/1990EP0359502A2 Flexible absorbent board
02/1990
02/20/1990US4902564 Highly absorbent nonwoven fabric
01/1990
01/31/1990EP0352888A2 Filtration fabric produced by wet laid process
01/02/1990US4891262 Entangling fibers in a sheet made by papermaking machine using water stream
12/1989
12/05/1989US4885058 Inorganic fibers with organic fibers as binders
11/1989
11/29/1989CN1037555A Long thermobondable bicomponent synthetic fibre and process for preparation of absorbent meterial using said fibre
11/16/1989WO1989010989A1 Bicomponent synthetic fibre and process for producing same
11/15/1989EP0341977A2 Composites from wet formed blends of glass and thermoplastic fibers
11/08/1989EP0340763A1 Bicomponent synthetic fibre and process for producing same
11/02/1989WO1989010446A1 Pulp treatment methods
10/1989
10/24/1989US4876170 Light-sensitive material comprising light-sensitive layer containing microcapsules provided on specific paper support
10/17/1989US4874465 Tissue products containing sliced fibers
10/03/1989US4871643 Photopolymerization; transferring unpolymerized compound to image receiver
09/1989
09/20/1989EP0333300A2 Reinforced polymer articles
09/20/1989EP0332618A1 Method of making soft paper.
08/1989
08/15/1989US4857147 Method of composite part fabrication
08/09/1989EP0326771A2 Highly absorbent nonwoven fabric
06/1989
06/21/1989EP0321237A2 High strength wet-laid nonwoven fabric and process for producing same
04/1989
04/18/1989US4822452 Polyetherurethane block copolymer thickener
04/04/1989CA1251978A1 Fibrous webs of enhanced bulk and method of manufacturing same
10/1988
10/26/1988CN88101863A Improvements in fibre reinforced plastics articles
10/12/1988EP0286318A2 Maufacture of wet laid nonwoven webs
09/1988
09/21/1988EP0283195A1 Improvements in fibre reinforced plastics structures
04/1988
04/07/1988WO1988002416A1 Method of making soft paper
03/1988
03/29/1988US4734308 High strength paperboard panel
12/1984
12/18/1984US4488932 Hammer milling, dispersion in aqueous foam, papermaking
02/1984
02/22/1984EP0101319A2 Fibrous webs of enhanced bulk and method of manufacturing same
10/1980
10/01/1980EP0016358A1 Process and device for manufacturing textile wall coverings or wall coverings of material resembling textile
10/01/1980EP0016356A1 Process and device for manufacturing textile wall coverings or wall coverings of material resembling textile
04/1980
04/08/1980US4196559 Swellable fabrics for ceiling structures
06/1979
06/05/1979US4157275 Polyvinyl alcohol fibers containing acicular colloidal clay
09/1978
09/19/1978CA1038674A1 manufacture of uniform tablecloths from particulate materials
03/1978
03/28/1978US4081318 Applying foamed aqueous binder to rotating cylindrical transfer surface above web
09/1977
09/20/1977US4049593 Inorganic substance composition and process for producing same
03/1977
03/15/1977US4012281 Wet laid laminate and method of manufacturing the same
03/1976
03/16/1976US3944639 Process for continuously producing composite porous flakes
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