Patents
Patents for B29C 47 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (64,906)
12/1990
12/20/1990DE4018094A1 Shut=off system for valve for thermoplastic melts - prevents mechanical locking of tapered plug and gives better sealing against polymer leakage under plug sealing faces is achieved
12/20/1990DE3919360A1 Plastic pouch for fluids partic. blood - in which integral ribs and hollows are extruded onto inner surface of tube and prevent adherence of inner pouch surfaces
12/19/1990EP0403164A1 Apparatus for taking residual solid matter out of extrusion head
12/19/1990EP0402855A1 Apparatus for manufacturing a tubular film from thermoplastic resin
12/19/1990EP0402484A1 Production of ultrahigh-molecular polyethylene sheet
12/18/1990USRE33492 Apparatus for cooling and granulation of thermoplastic strands
12/18/1990US4978484 Method of and apparatus for manufacturing biaxially oriented film
12/18/1990US4978376 Crystalline optical fiber and its method of manufacture
12/18/1990US4978290 Molding device
12/18/1990US4978289 Film extrusion die
12/17/1990WO1990015706A1 Liquid crystal polymer film
12/13/1990WO1990014939A1 Device for processing thermoplastic synthetic materials
12/12/1990EP0402336A2 An extruder nozzle
12/12/1990EP0402211A1 Method and arrangement for producing a continuous plastic sheet by pouring in a liquid state onto a moving support comprising juxtaposed glass plates
12/12/1990EP0402173A2 Enhanced thermally stable vinylidene chloride copolymer containing processing aid and extruded vinylidene chloride copolymer flexible packaging film
12/12/1990EP0402043A2 Process for producing thermoformable polypropylene films and sheets
12/12/1990EP0401942A2 Whitened wire of ultra-high-molecular-weight polyethylene and production thereof
12/12/1990CN2067214U Die construction for making double-color cloth
12/12/1990CN1047645A Apparatus for continuously covering cylindrical workpiece with elastic material
12/11/1990US4977295 Polythioether impregnated with electroconductive particles
12/11/1990US4977032 With primer coating of sulfonated polyester; adhesion
12/11/1990US4976908 Poly(arylene sulfide) sheet production process
12/11/1990US4976906 Method and apparatus for shaping a continuous rod-like molding
12/11/1990US4976904 Mixing, kneading
12/11/1990US4976788 Processing blend containing substituted silanediol and polyoxyalkylene glycol groups
12/11/1990US4976599 Apparatus for extruding a sheath of synthetic material around a conductor and for changing the color of same
12/11/1990CA1277524C Grooved support members for optic fibers
12/11/1990CA1277474C Manufacture of low density, sintered polytetrafluoroethylene articles
12/11/1990CA1277473C Process and apparatus for manufacturing a cable with helical filaments embedded in plastic
12/11/1990CA1277467C Method of manufacturing polybutylene terephthalate resin films
12/09/1990CA2018596A1 Enhanced thermally stable vinylidene chloride copolymer containing processing aid and extruded vinylidene chloride copolymer flexible packaging film
12/06/1990DE3917523A1 Verfahren zur traegheitslosen einstellung und stabilisierung der massetemperatur bei der verarbeitung thermoplastischer kunststoffe Method for setting traegheitslosen and stabilization of the mass temperature in the processing of thermoplastic plastics
12/05/1990EP0400721A2 Processing of polymers of carbon monoxide and ethylenically unsaturated compounds
12/05/1990EP0400531A1 A method for the preparation of destructured-starch-based compositions produced thereby
12/05/1990EP0400496A1 Volumetric pump and method for volumetric pumping
12/05/1990EP0400339A2 Apparatus for manufacturing reinforced polymeric tubing
12/05/1990EP0400310A2 Device for controlling the external diameter of a cord, especially of a cable
12/05/1990EP0400307A2 Device and method for sealing off a shear mandrel or a screw of an extruder for rubber compounds and/or plastics material
12/05/1990EP0400281A2 Device for continuously jacketing cylindrical workpieces with elastic material
12/05/1990CN2066803U Lever two working position filteing screen changing device
12/05/1990CN1047517A Cleaning resin composition
12/04/1990US4975309 Curved tubular packing casing
12/04/1990US4975228 Process for preparing membranes from tetrahalobisphenol polycarbonates
12/04/1990CA1277116C Coextrusion of acrylonitrile-butadiene-styrene with polymethyl methacrylate for bathtub inserts
12/02/1990WO1990014945A1 Coextruded multilayer foamed film for plastic container closures and process for manufacture
12/02/1990WO1990014938A1 Starch derived shaped articles
12/02/1990CA2053898A1 Coextruded multilayer foamed film for plastic container closures and process for manufacture
11/1990
11/29/1990WO1990014208A1 Method for forming tubing utilizing suction and pneumatic pressure at the surface of the cooling plug
11/29/1990DE4000412C1 Control appts. for take-off velocity - for an extruded product
11/28/1990EP0399904A1 Extrusion-blow-moulding machine with moulds carried by a vertical wheel
11/28/1990EP0399859A1 Apparatus for measuring the shear stress of material processed in an extruder
11/28/1990EP0399445A1 A cleaning resin composition
11/28/1990EP0399086A1 Filtering apparatus for cleaning plastic melts
11/28/1990EP0246250B1 Heating and cooling device, especially for extrusion cylinders
11/28/1990CN1047319A Laminar articles made from mixtures of polyolefin and ethylene/vinyl alcohol copolymers
11/28/1990CN1047247A Method for forming tubing utilizing suction and pneumatic pressure at surface of cooling plug
11/28/1990CN1010568B Process for preparation of blow film
11/27/1990US4973609 Microstructure of nodes interconnected by fibrils
11/27/1990US4973442 Forming biaxially oriented ordered polymer films
11/27/1990US4973439 Extruder, toner resin, pigment particles
11/27/1990US4973406 Device for the separation of particulated solids from a pressurized fluid
11/27/1990US4973239 Apparatus for the extraction of melt samples from a material which is liquid at an elevated temperature, but solid at ambient temperature
11/27/1990CA1276764C Device for the production of a tubular object
11/27/1990CA1276763C Screw for single-screw extruder
11/27/1990CA1276760C Process for producing oriented polyolefin films with enhanced physical properties
11/26/1990CA2017323A1 Processing of polymers of carbon monoxide and ethylenically unsaturated compounds
11/23/1990CA2016368A1 A cleaning resin composition
11/22/1990EP0398754A2 Plastic bags and method for their production
11/22/1990EP0398498A1 Reinforcement and method for its fabrication
11/20/1990US4971864 Thin overlapping layers, one of polyolefin grafted to cyclic anhydride
11/20/1990US4971555 Heat exchange belt conveying apparatus, in particular for thin sheet products and the like
11/20/1990US4971544 Apparatus for charging a mold to produce molded plastic parts
11/20/1990US4971542 Blow molding machine with accumulator cushion regulation
11/20/1990CA1276744C Cross-linked polyvinyl butyral
11/20/1990CA1276536C Cloth covered pinch welt and method of making same
11/16/1990WO1990014227A1 Laminar articles made from mixtures of a polyolefin and ethylene/vinyl alcohol copolymers
11/15/1990WO1990013412A1 Flash extrusion valve and process for using it
11/15/1990DE3915533A1 Printable, metallisable oriented polyolefin film - contg. olefin polymer with polar gps., esp. polypropylene-polyacrylic acid graft copolymer, and another polyolefin
11/15/1990DE3915057A1 Extrusion of thin section plastics film - with stress free, uniform thickness, achieved using smoothing roller with roughened surface between extruder and chill roll
11/14/1990EP0397625A2 A wear preventing cylinder for injection molding or extrusion machines
11/14/1990EP0397004A2 Method and device for producing wear- and shock-resistant extrudates from ultra-high-molecular polyethylene
11/14/1990EP0396922A2 Device for controlling plants treating rope formed articles manufactured by extruders and/or calenders for processing rubber and/or plastics
11/14/1990EP0396604A1 A method and a device for changing the temperature of a plastic melt by cooling or heating the same
11/14/1990CN2065544U Filter for extruding machine
11/14/1990CN1046868A Direct water cooling plastic force out figurated method
11/13/1990US4970118 Storage stability
11/13/1990US4970101 Laminate flexible strip and method for making same
11/13/1990US4970040 Process and apparatus for producing packing material particles
11/13/1990US4970037 Process for the manufacture of photosensitive materials having a low heat history
11/13/1990CA1276064C Shaped polyethylene articles of intermediate molecular weight and high modulus
11/08/1990DE4013538A1 Thermal control for extruder barrel
11/08/1990DE4010260A1 Single-screw extruder - using recirculating ball system to provide positive displacement extrusion
11/07/1990EP0396314A2 Elastomeric strip and method of manufacture
11/07/1990EP0396286A2 Dual parison extrusion head for multi-layer blow moulding
11/07/1990EP0396211A2 Continuous molding of fasteners and the like
11/07/1990EP0396177A1 Polymeric multilayered structure comprising a layer of a polyvinylidene fluoride polymer bonded to a layer of a polar polymer
11/07/1990EP0396151A2 Method for manufacturing a pipe flange joint
11/07/1990EP0396030A2 Heating apparatus for a machine for working plastic materials
11/07/1990EP0395895A1 Melt processable TFE copolymers
11/07/1990EP0395823A1 Method and device for sheathing a light guide for optical and/or electrical cables