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| Number | Title | Issue Date |
| 7718104 | Process for the production of brittle polymeric film A process for the production of a polymeric film comprising a copolyester having an acid component and a diol component, said acid component comprising a dicarboxylic acid and a sulfomonomer containing a sulfonate group attached to the aromatic nucleus of an aromati... | 05/18/2010 |
| 7087269 | Multi-component composite membrane and method for preparing the same The present invention relates to a multi-component composite separate membrane and a method for preparing the same, and to a multi-component composite membrane comprising a support layer and active layers, wherein the support layer is located between the active laye... | 08/08/2006 |
| 7001567 | Melt spinning apparatus and process for making nonwoven webs An air handler for collecting air discharged from a melt spinning apparatus. The air handler includes an outer housing having walls defining a first interior space. One of the walls has an intake opening for receiving the discharge air. Another wall has an exhaust o... | 02/21/2006 |
| 6905646 | Methods of producing synthetic resin wire A method of producing a synthetic resin rod (wire), comprising: an extruding step of extruding a synthetic resin rod; a pre-cooling step of spraying a cooling medium on the rod to pre-cool the rod extruded down to ... | 06/14/2005 |
| 6811638 | Method for controlling retraction of composite materials The present invention provides a process for heat treatment of non-woven composite elastic material including a non-woven elastic layer; a non-woven gatherable layer. The process includes stretching the material, heating the material and cooling the material. The ma... | 11/02/2004 |
| 6805946 | Multi-functional composite structures Fibrous monolith processing techniques to fabricate multifunctional structures capable of performing more than one discrete function such as structures capable of bearing structural loads and mechanical stresses in service and also capable of performing at least one... | 10/19/2004 |
| 6572970 | Water-dispersing coated shaped bodies A process for the production of coated planar moldings of thermoplastics is disclosed. The process entails extrusion of a molded body, cooling of the molding, applying the aqueous-based coating agent and drying. The coating agent, having a pH value of les... | 06/03/2003 |
| 6540953 | Microporous membrane and method for providing the same A method of producing a microporous membrane comprising the steps of: extruding a polymer at a temperature of from (polymer melting point +10° C.) to (polymer melting point +100° C.); drawing the extruded polymer at a rate of 5~120 m/min in 10~150° C. ... | 04/01/2003 |
| 6462105 | Aliphatic polyester composition for masterbatch and process for producing aliphatic polyester film with the composition An aliphatic polyester composition for a masterbatch which is improved in dispersibility of a filler, anti-blocking property, transparency, molding stability and slipperiness and which is suited for production of an aliphatic polyester film, and a method ... | 10/08/2002 |
| 6420025 | Method for producing ultra-fine synthetic yarns A process of producing a synthetic ultrafine endless yarn on the basis of polyester or polyamide in the range from 0.25 to 0.9 denier per POY filament by melt spinning at draw-off speeds between 2000 and 6000 m/min with a high spinning safety. To the poly... | 07/16/2002 |
| 6368533 | Process for forming films, fibers and base webs from thermoset polymers A process for forming fibers, films and fibrous webs from thermoset polymers is disclosed. The process includes first forming an energy activatable prepolymer composition. The prepolymer composition is extruded through a die in order to form polymeric art... | 04/09/2002 |
| 6319456 | Method for continuous vacuum forming shaped polymeric articles This invention relates to methods and apparatus for manufacturing shaped polymeric articles by substantially continuous vacuum forming. The method includes providing a sheet of hot polymeric material which is disposed onto a rotating belt having a mold im... | 11/20/2001 |
| 6313212 | Continuous process for producing semi-finished rubber products with a silica reinforcing filler, for tyres, and tyres thus produced A process for producing a rubber compound for tires, where the ingredients of the rubber compound include: a polymer base containing an unsaturated chain which can be crosslinked with sulphur-based systems; at least one silica-based reinforcing filler; a ... | 11/06/2001 |
| 6200510 | Method for the contact printing of cellulose food casings A method of applying an indicia to the surface of a cellulose casing by non contact printing wherein the indicium is applied in-line with the casing manufacture at a location between the wet end and the dry end of the casing manufacturing process wherein ... | 03/13/2001 |
| 6093355 | Manufacture of extruded articles Use in the manufacture of extruded lyocell articles of cellulose having a value of Pipe Flow Index (as defined) to Jet Flow Index (as defined) in the range from 0.85 to 6 can offer a number of advantages, particularly in cellulose solution transport and i... | 07/25/2000 |
| 5938994 | Method for manufacturing of plastic wood-fiber pellets A wood-plastic composite material is produced in a twin screw extruder with parallel intermeshing segmented screws. The screw segments are positioned on two spline shafts and perform the various required functions of mixing, deaerating and removal of mois... | 08/17/1999 |
| 5888434 | Process for making a microporous membrane from a blend containing a poly (phenylene sulfide) polymer, an amorphous polymer, and optionally a solvent The invention relates to a process for preparing a microporous membrane from an unsulfonated poly(phenylene sulfide) polymer by forming a mixture of an unsulfonated poly(phenylene sulfide) polymer, an amorphous polymer, and optionally a plasticizer, heati... | 03/30/1999 |
| 5872164 | Process for preparing resin composition for coloring and a resin composition for coloring A process is provided for preparing a resin composition for coloring which comprises the steps of a phase replacement and dehydration of a pigment (a); water (b); a thermoplastic resin (c), an aqueous dispersion or solution of a thermoplastic resin (d) or... | 02/16/1999 |
| 5858293 | Method for producing spunbonded materials with improved tensile strength A spunbonded material having improved tensile strength is made by (1) continuously extruding a propylene homopolymer or random propylene/ethylene copolymer having a melt flow rate of about 3 to about 30 g/10 min at a temperature above 500° F. through a s... | 01/12/1999 |
| 5851468 | Reinforcing structural rebar and method of making the same A structural rebar of the present invention includes: an inner core formed by pultruding reinforcing fibers of a first reinforcing material through a bath or injection system of a first resin material; and an outer cladding comprising an inner cladding la... | 12/22/1998 |
| 5811511 | Method for stabilizing unstable terminals of an oxymethylene copolymer Disclosed is a method for stabilizing unstable terminals of a crude oxymethylene copolymer, wherein use is made of an extruder comprising a casing having a supply inlet and an extrusion outlet which casing has at least two rotation shafts extending longit... | 09/22/1998 |
| 5704555 | Single-screw extruder for solid state shear extrusion pulverization and method A process and apparatus for single screw solid state shear extrusion pulverization of polymeric materials in which the polymeric materials are heated to a temperature suitable for forming a continuous thin film of said polymeric material, and then cooled,... | 01/06/1998 |
| 5536158 | Apparatus for drying solvent based film Solvent based film is produced in an endless belt casting apparatus (10) in which, within initial compartments (46-52), flows of gas are directed through transversely elongated inlet channels (85i) to contact a layer (36') of polymer and solven... | 07/16/1996 |
| 5458478 | Process and apparatus for the direct and continuous modification of polymer melts A process and an apparatus for the direct, continuous and flexible modification of polymer melts by branching off a branch melt stream from the main melt stream to be modified, dispersing the initially introduced additive in the melt in a specially design... | 10/17/1995 |
| 5427729 | Method of making gel packed columns suitable for use in chromatography A method of filling a capillary with a substantially void-free gel by forming the gel outside of the capillary and then extruding the gel into the capillary. The initial gel can be formed as a rod of gel much larger in diameter than the capillary into whi... | 06/27/1995 |
| 5422063 | Process and a device for cooling a pipe during its manufacture by extrusion The invention proposes an improved process and a device for cooling the internal surface of the wall of a pipe made of plastic during its manufacture by extrusion. The cooling agent is dispersed on the internal surface of the pipe by successive atomizatio... | 06/06/1995 |
| 5376702 | Process and apparatus for the direct and continuous modification of polymer melts A process and an apparatus for the direct, continuous and flexible modification of polymer melts by branching off a brand melt stream from the main melt stream to be modified, dispersing the initially introduced additive in the melt in a specially designe... | 12/27/1994 |
| 5296070 | Process for producing liquid-container material A process for producing a liquid-container material that includes a thermoadhesive resin film, a substrate sheet having a thin-film layer of an inorganic compound, such as a silicon oxide, and a paper substrate. The thermoadhesive resin film is formed by ... | 03/22/1994 |
| 5266254 | Process for the high-speed spinning of monofilaments A process of high-speed spinning of a set of thermoplastic monofilaments having a linear density from 1 to 30 dtex, includes spinning to obtain melt-spun thermoplastic monofilaments and airblast cooling of the melt-spun monofilaments. To produce a particu... | 11/30/1993 |
| 5246647 | Process of making microporous hollow fiber or film membrane of poly(phenylene sulfide) (PPS) The present invention relates to a process for preparing a microporous permselective membrane from a poly(phenylene sulfide) (PPS) polymer, an organic compound which substantially solubilizes the PPS below its melting point to form a homogenous mixture, h... | 09/21/1993 |
| 5205968 | Process for making a microporous membrane from a blend containing a poly(etheretherketone)-type polymer, an amorphous polymer, and a solvent The invention relates to a process for preparing a microporous membrane from an unsulfonated poly(etheretherketone)-type polymer by forming a mixture of an unsulfonated poly(etheretherketone)-type polymer, an amorphous polymer, and a plasticizer, heating ... | 04/27/1993 |
| 5183623 | Process for producing transparent and heat-resistant polyester containers A process for producing a transparent and heat-resistant container includes forming a sheet from a melt of a polyester resin having at least 80 mole % ester units derived from 1,3-propanediol and terephthalic acid or an ester-forming derivative thereof. T... | 02/02/1993 |
| 5132068 | Processes for producing transparent copolyester films A process for producing a transparent film includes forming a melt from a copolyester having structural units represented by the following formulas I and II, respectively: ##STR1## wherein R groups may be the same or different from each other are eac... | 07/21/1992 |
| 5108277 | Apparatus for cooling extruded material An apparatus is located downstream of an extruder for cooling extruded material exiting the extruder. The apparatus includes a housing having a material passage. The material passage is dimensioned so as to have a larger cross section than a cross section... | 04/28/1992 |
| 5102601 | Process for fabricating novel compostes based on reinforcement with microfibrillar networks of rigid-rod polymers A process for fabricating a composite in the form of a network of microfibrils which includes interpenetrating the microfibrils with a matrix material to form a composite which includes two continuous interpenetrating phases, a matrix-material phase and a... | 04/07/1992 |
| 5084227 | Process of cooling a heated polymer film A process for cooling a heated polymer film by applying to both surfaces of the heated film, a cooling liquid adapted for wetting contact with the film surfaces. The viscosity of the layers of liquid adhering to the film surfaces is significantly reduced ... | 01/28/1992 |
| 5073435 | Composite polyester films Composite polyester films, well adapted as either thick or thin film bases, e.g., for the graphic arts or for packaging, are comprised of a crystalline or semicrystalline polyester film substrate (A), said film substrate (A) having a coating, e.g., a coex... | 12/17/1991 |
| 5069851 | ABS/Acrylic lamination process Continuous lamination of ABS and polymethylmethacrylate (PMMA) is achieved employing a continuous sheet or reel of PMMA 0.1 inch to 0.250 inch thick optionally preheated on one side; a web of ABS is extruded at about 450°-550° F. from pellets onto the P... | 12/03/1991 |
| 5066755 | Novel irradiated polyethylene filaments tapes and films and process therefor Novel gel-spun, irradiated and drawn ultra high strength high molecular weight and at least partially cross-linked and/or branched polyethylene filaments, tapes and films, exhibiting a combination of substantially lower creep rates, very high heat shrink ... | 11/19/1991 |
| 5064580 | Process for making microporous membranes from poly(etheretherketone)-type polymers A method of preparing a microporous membrane from unsulfonated poly(etheretherketone)-type polymers.... | 11/12/1991 |
