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Patent Searching and Data


Matches 501 - 550 out of 4,114

Document Document Title
WO/1998/050219A1
The present specification discloses a plastics material film (1) that is stretched beyond its yield point to about 100 % to 400 % elongation and thereafter only partially relaxed to release part of the elastic deformation component in th...  
WO/1998/049224A1
The invention relates to a method for the production of cellulosed flat sheeting and cellulosed membranes in the form of flat membranes, wherein a solution of cellulose in an aqueous tertiary amino oxide is shaped out as sheeting by mean...  
WO/1998/049223A1
The invention relates to a method for producing cellulose flat sheets and cellulose membranes in the form of flat membranes. By this method, a solution of cellulose in an aqueous tertiary amino oxide is extruded by means of an extrusion ...  
WO/1998/045358A1
A process for producing a microporous polyolefin film which is used in applications such as water treatment and microfiltration membranes and has a relatively large pore diameter, a narrow pore diameter distribution, and excellent permea...  
WO/1998/042493A1
An aromatic polyamide film which has a thermal shrinkage in the transverse direction of 0.2 to 8 % as measured at 220 �C under a load of 80 kg/cm?2� and has a ten-point average surface roughness, Rz, of 10 to 200 nm on its side oppos...  
WO/1998/035811A1
A substantially continuous method for forming a structural panel (2) of indefinite length. The method comprises the steps of preparing a settable mixture, conveying the mixture in a flowable state to a load chamber (6), and progressively...  
WO/1998/024623A1
This invention discloses laminates comprising a liquid crystal polymer film inside and non-adherent, non-liquid crystalline polymer film on the outside, prepared by a process of coextrusion. Delamination of the outside layers yields a li...  
WO/1998/022839A1
A phase difference film which has little unevenness of phase difference in in-plane directions and the manufacturing method of the phase difference film are disclosed. A phase difference film whose in-plane direction refractive index dif...  
WO/1998/014751A1
A non-contact film (2) thickness gauging sensor (1), especially for blown film, comprising a sensor head (3) and a mount (4) for the sensor head (3) which provides reliable measurement results despite conveyance-related movement of film ...  
WO/1998/008677A1
An article for reducing the drag caused by a fluid flowing over a surface comprises an outer layer having an exposed patterned surface that reduces drag, an inner reinforcing layer, and an intermediate layer for bonding the outer layer t...  
WO/1998/005716A1
Foils consist of (A) 55 to 99 wt % of at least one thermoplastic polyamide; (B) 0.1 to 15 wt % of a mineral filler with a length/diameter (L/D) ratio from 1:5 to 1:100; (C) 0 to 30 wt % of other additives and treatment auxiliary agents. ...  
WO/1998/005984A1
An orientated film which has a characteristic that the scattering degree of light is varied with the incident angle of the light and which is useful for the improvement of image quality on a liquid crystal display, particularly, for a vi...  
WO/1998/003579A1
A biaxially oriented polypropylene film in which the relation among a melt viscosity $g(h)�0? thereof measured when a melt flow rate and a shear speed determined by a rotary rheometer are 1-12 g/10 min and 0 rad/sec respectively, a mel...  
WO/1997/044182A1
A film having a high flatness which is not curled even at a high temperature during the manufacture and use thereof, i.e., which does not encounter the deterioration of the flatness thereof even under the mentioned conditions. This film ...  
WO/1997/044178A1
A coextruded blown film (2) made from at least one layer of a metallocene linear low density polypropylene and at least one layer of an impact grade polypropylene and packaging devices made from coextruded blown film.  
WO/1997/043110A1
Apparatus (117) operative for fusing an amorphous copolyester sheet (14) with a polyvinyl chloride sheet (16) includes a belt assembly (118) having an endless belt (122) received around first and second rollers (124, 126). The apparatus ...  
WO/1997/039876A1
An aromatic polyamide film characterized in that the number of projections having a height of at least one surface of 20 nm to less than 50 nm is 103-106/mm2, and in that the number of projections having a height of 50 nm to less than 10...  
WO/1997/029428A1
A method for controlling access to a management information base (MIB), via a communication framework (FW) between applications (A, B, C, D, ...), by a given application or application user transmitting a request to one or more specified...  
WO/1997/027233A1
The invention relates to block copolymers obtainable by reaction of: A) monomers selected from the group comprising styrene, 'alpha'-methyl styrene, acryl nitrile, methacryl nitrile, methyl methacrylate and maleic acid anhydride, to form...  
WO/1997/025375A1
100 Parts by weight of a rubber ingredient comprising a rubber having an iodine value of 30 or lower (e.g., a hydrogenated acrylonitrile/butadiene copolymer rubber) is mixed with 5 to 100 parts by weight of a conductive carbon having a s...  
WO/1997/025728A1
100 parts by weight of rubber component including rubber having an iodine value not greater than 30 (for example, hydrogenated acrylonitrile-butadiene copolymer rubber) and 5-100 parts by weight of conductive carbon of specific surface a...  
WO/1997/024215A1
Biaxially oriented cellulosic film is produced by stretching in sequence in one direction and then the other a web (20) of a solution of cellulosic material which is cast onto an extensible surface (3) to which the web adheres, and the f...  
WO/1997/018078A1
The present invention relates to an improved process for preparing a biaxially oriented polyester film having excellent surface smoothness and uniform thickness and by drawing an amorphous polyester sheet in the longitudinal direction an...  
WO/1997/004948A1
The invention relates to a transparent, amorphous plate with a thickness in the 1 to 20 mm range, having as its main component a crystallisable thermoplast and in which the crystallisable thermoplast has a standard viscosity SV (DCE) in ...  
WO/1997/004955A1
The disclosure is directed to provide a method of making a stretched, multilayer breathable film that provides a barrier to microorganisms and provides a barrier to blood and bodily fluids and the film itself. The method involves simulta...  
WO/1997/003239A1
A composite article including a particle-loaded fibrillated polytetrafluoroethylene web with a reinforcing scrim partially embedded therein is described. The reinforced web displays superior strength against mechanical stress.  
WO/1996/039885A1
The present invention relates to membranes (28) including an urethane including a polyester polyol, wherein the membrane (28) has a gas transmission rate of 15.0 or less for nitrogen gas wherein the membrane (28) has an average thickness...  
WO/1996/039886A1
The present invention relates to barrier membranes (28) including a barrier layer (30) which includes one or more thermoplastic urethane formed from polyester polyols. More particularly, the membranes (28) include a barrier layer (30) in...  
WO/1996/039462A2
Disclosed is an aqueous dispersion which is capable of forming a free-standing, coherent, elastomeric, solid film which, after drying and annealing at 80 �C for 30 minutes, demonstrates a tensile strength of 11.0 MPa or greater wherein...  
WO/1996/035503A1
A porous film that is produced from a substantially nonsulfonated aromatic polyether-ketone with a crystallinity of 10 wt.% or above by the wet film forming technique and that has pores with a mean pore diameter of 0.02-30.00 'mu'm and a...  
WO/1996/034037A1
The invention relates to a process for producing flat cellulose films by the dry/wet extrusion method from a solution of cellulose in a water-containing N oxide of a tertiary amine, especially N-methylmorpholine-N-oxide, by extruding the...  
WO/1996/030194A1
A process for producing LCP films that have improved tear resistance, improved balance of physical properties, and relatively wrinkle-free surfaces. An annular co-extrusion die (2) is used to line the LCP (11) with one or more surface la...  
WO/1996/020673A1
The invention relates to a method and to apparatus for perforating a web of material (12) intended to form an outer casing sheet of absorbent articles. As the web (12) is advanced the web is first provided with a large number of mutually...  
WO/1996/020664A1
The present invention relates to a method of producing a web of material (6) having a generally flat upper surface and a pattern of perforated recesses (13; 14) which project downwardly from the flat upper surface. According to the inven...  
WO/1996/017723A1
An orientable in situ expandable layer (139) comprising: (a) a blend of incompatible, in situ-expandable thermoplastic particles and a thermosensitive matrix resin for the in situ-expandable thermoplastic particles which blend has the ca...  
WO/1996/013979A1
A process for the manufacture of a three-dimensional vapor permeable, liquid impermeable film material (10), the substantially liquid impervious film, and an apparatus for making the film are disclosed. Successive portions of a film mate...  
WO/1996/006889A1
A polymer blend comprises a polyketone and linear low density polyethylene (LLDPE). The blends are suitable for use with foodstuffs and liquid hydrocarbons.  
WO/1996/005045A1
Film of dielectric material, self-adhesive by virtue of an electrostatic force, which film contains gas blisters preferably of a flat shape. To achieve an adhesive quality of the film, the film is given a large internal unipolar charge, ...  
WO/1996/004122A1
A composition containing a thermoplastic elastomer and fine elastic particles is extruded in the shape of a sheet from an extruder, and this sheet type material is extended, whereby a skin material having minute recesses and projections,...  
WO/1996/000149A1
The present invention provides a multi-layer heat sealable film which is produced by coextrusion and compression rolled orientation. The film comprises at least one barrier layer (B) of a moisture and/or gas resistant thermoplastic mater...  
WO/1995/033787A1
A thermoplastic resin film excellent in slipperiness, wear resistance and transparency. The film contains 0.005-20 wt.% of specified fine particles of a composite oxide comprising silica and at least one inorganic oxide other than silica...  
WO/1995/031737A1
The invention is directed to improving an optical property of a glare-proof film used for surfaces of various displays in word processors, computers, televisions, dashboards for automobiles, and the like, and making screen surfaces easie...  
WO/1995/030523A2
This invention relates to water dispersible polymeric films, to processes for the film preparation and materials for use in forming the water dispersible polymeric films.  
WO/1995/028438A1
A copolyester film which has a degree of plane orientation of from 0.04 to 0.15 and wherein the copolyester has a reduced viscosity of from 0.8 to 1.6 dl/g and comprises a dicarboxylic acid component based on terephthalic acid and a diol...  
WO/1995/025984A1
A biopolymer film and other materials that exhibit nonlinear optical (NLO) properties and a method for making this film. Alignment of biopolymer molecules, which is required for NLO phenomena, is achieved by application of an electric fi...  
WO/1995/021057A1
A polymeric sheet (11) comprising a first layer of polymeric material having first (12) and second (13) parrallel surfaces, a plurality of multilayer interference thin film flakes (16) disposed in the first layer of polymeric material, s...  
WO/1995/014566A1
This invention relates to a slip-resistant, flexible polyolefin thin film (132) having first (134) and second opposed (136), generally planar surfaces, the film comprised of vulcanized comminuted rubber particles of between 20 to 30 mesh...  
WO/1995/013188A1
A readily bondable polyester film excellent in antistatic performance, slipperiness, bondability, blocking resistance, water solubility, solvent resistance, chipping resistance, and so forth, and suitable as magnetic recording material, ...  
WO/1995/005936A1
A method for the formation of a tube from thermoplastic packaging film on a tube-forming apparatus is disclosed. The method comprises feeding the thermoplastic film to tube-forming apparatus and heat sealing the thermoplastic film into t...  
WO/1995/004102A1
A perforated collagen film is utilised for wrapping meat and poultry food products. The film comprises a series of perforations for allowing the escape of trapped air or steam from within the wrapped product, the pattern and the spacing ...  

Matches 501 - 550 out of 4,114