| Patents for B29K 23 - Use of polyalkenes as moulding material (5,992) |
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| 12/25/1990 | US4980210 Cans and can ends |
| 12/21/1990 | CA2019164A1 Method for improving the processing characteristics of polyethylene blends |
| 12/19/1990 | CN1047825A Profiled sheathed wire intended in particular for forming electric resistance welding insert |
| 12/18/1990 | US4978558 Injection molding a mixture including solid particles and an amorphous thermoplastic resin onto a metal substrate |
| 12/12/1990 | EP0402201A2 Wire with shaped coating, especially for making an electro-fusion insert |
| 12/12/1990 | EP0402043A2 Process for producing thermoformable polypropylene films and sheets |
| 12/09/1990 | CA2018555A1 Profiled sheathed wire for forming into an electric resistance welding |
| 12/05/1990 | EP0400721A2 Processing of polymers of carbon monoxide and ethylenically unsaturated compounds |
| 12/05/1990 | EP0400456A2 Tranparent multi-layer polyolefin film and use for shrinkable labels |
| 12/04/1990 | US4975329 Coextruded, biaxially oriented multilayer film |
| 12/02/1990 | WO1990014945A1 Coextruded multilayer foamed film for plastic container closures and process for manufacture |
| 12/02/1990 | CA2053898A1 Coextruded multilayer foamed film for plastic container closures and process for manufacture |
| 11/28/1990 | EP0399492A2 Stretched films of polypropylene |
| 11/28/1990 | CN1047319A Laminar articles made from mixtures of polyolefin and ethylene/vinyl alcohol copolymers |
| 11/28/1990 | CN1010568B Process for preparation of blow film |
| 11/27/1990 | CA1277069C Stretched polypropylene film |
| 11/26/1990 | CA2017323A1 Processing of polymers of carbon monoxide and ethylenically unsaturated compounds |
| 11/22/1990 | EP0397740A1 A method and an apparatus for producing a thinned plastics film and a reel of such a film |
| 11/20/1990 | US4972035 Process for preparing ultra-high-molecular-weight polyolefin fine powder |
| 11/20/1990 | US4971864 Thin overlapping layers, one of polyolefin grafted to cyclic anhydride |
| 11/16/1990 | WO1990014227A1 Laminar articles made from mixtures of a polyolefin and ethylene/vinyl alcohol copolymers |
| 11/15/1990 | WO1990013423A1 Non-stick embosser roll coating |
| 11/14/1990 | EP0397004A2 Method and device for producing wear- and shock-resistant extrudates from ultra-high-molecular polyethylene |
| 11/13/1990 | CA1276064C Shaped polyethylene articles of intermediate molecular weight and high modulus |
| 11/07/1990 | EP0396061A1 Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity |
| 10/31/1990 | EP0175769B1 Polyethylene molding composition and process |
| 10/30/1990 | CA1275637C Process for producing polyethylene articles having a high tensile strength and modulus |
| 10/24/1990 | EP0393409A1 Mouldings of incompatible polymers and their use |
| 10/24/1990 | CN1046343A Opacified molded product and process for process for producing same |
| 10/23/1990 | US4965123 Opaque oriented polymeric film structure and method of preparing same |
| 10/17/1990 | EP0392690A2 Method and apparatus for formation of thermoplastic film |
| 10/17/1990 | EP0392026A1 Tube used for lining of conduit |
| 10/10/1990 | CA2012837A1 Method and apparatus for formation of thermoplastic film |
| 10/09/1990 | CA1274962A1 Orientated polyolefins |
| 10/04/1990 | WO1990011327A2 Process for manufacturing plastic parts, in particular pipes, and diluted mixture for implementing the process |
| 10/03/1990 | EP0390572A2 Opacified molded product and process for producing it |
| 10/02/1990 | CA1274662A1 Process for production of foamed articles in mold of polypropylene resins |
| 09/29/1990 | CA2013228A1 Opacified molded product and process for producing the same |
| 09/20/1990 | DE4008221A1 Moulding substrate plus decorative cover - preventing decorative area from being stretched by holding materials 1st where little deformation occurs and then pressing shaped area |
| 09/20/1990 | DE3908798A1 Verfahren zur herstellung von kunststoffteilchen, insbesondere rohren, sowie verschnittmischung zur durchfuehrung des verfahrens Process for the manufacture of plastics, in particular pipes and waste-mix for performing the method |
| 09/19/1990 | EP0388177A2 Low shrink force shrink film |
| 09/18/1990 | US4957820 Laminated metal sheet |
| 09/18/1990 | CA1274344A1 Method for the preparation of cross-linked polyethylene foams and foams produced by the method |
| 09/11/1990 | US4955740 Welded joint between plastic parts |
| 09/11/1990 | US4955580 Contact lens mold |
| 09/09/1990 | WO1990010410A1 Method and apparatus for the manufacture of shaped products of biaxially oriented polymeric material |
| 09/04/1990 | CA1273745A1 Interpolymers of ethylene and unsaturated carboxylic acids |
| 09/04/1990 | CA1273484A1 Electroconductive thermoplastic material |
| 09/04/1990 | CA1273462A1 Container and method of forming same |
| 08/22/1990 | CN1009262B Method for producing seamless thin-layer products |
| 08/21/1990 | US4950513 Fuel tanks; reduce diffusion of hydrocarbons |
| 08/21/1990 | US4950347 High frequency wave energy application manufacturing blood bags |
| 08/14/1990 | US4948665 Inorganic filler dispersed in thermoplastic matrix |
| 08/14/1990 | US4948545 Extrusion process for preparing orientated polyolefins |
| 08/14/1990 | US4948544 Process for the production of thin stretched films from polyolefin of ultrahigh molecular weight |
| 08/09/1990 | WO1990008803A1 Foamable thermoplastic polymers and a method for foaming |
| 08/07/1990 | US4946371 Flexible tube of thermoplastic resin having poor melt flowability and production method and apparatus thereof |
| 07/31/1990 | US4944990 Food packaging |
| 07/31/1990 | US4944906 Drying |
| 07/31/1990 | CA1272114A1 Polymer film laminate and method for its preparation |
| 07/25/1990 | CN1044068A Waterproof recording material having ground patterns and its manufacturing method |
| 07/24/1990 | US4943458 High and low density polyethylene bottle |
| 07/17/1990 | US4942070 Thermoplastic polymer, crystal structure |
| 07/17/1990 | US4941935 Process for high speed coating of substrates |
| 07/04/1990 | EP0376423A2 Highly oriented polyethylene material |
| 07/03/1990 | US4938913 Passage thru die; reduction in bulk cross-section; polyethylene |
| 07/03/1990 | US4938908 Flexible tube of thermoplastic resin having poor melt flowability and production method and apparatus thereof |
| 06/27/1990 | EP0374783A2 Heat shrinkable very low density polyethylene terpolymer film |
| 06/27/1990 | EP0255535B1 Moulding contact lenses |
| 06/27/1990 | CA2006330A1 Highly oriented polyethylene material |
| 06/06/1990 | EP0371769A2 Tubular materials |
| 05/30/1990 | EP0370695A2 Extrusion dies and apparatus, methods of extrusion and extruded articles |
| 05/29/1990 | US4929407 Process of making a golf ball cover |
| 05/29/1990 | CA1269781A1 Olefin polymer compositions containing silicone additives and the use thereof in the production of film material |
| 05/23/1990 | EP0369705A2 Heat-sealable crosslinked oriented polyethylene film and production thereof |
| 05/23/1990 | EP0369658A2 Polypropylene stretched film |
| 05/22/1990 | US4927585 Process for producing highly oriented resin-made reinforcing member |
| 05/16/1990 | EP0368302A2 Process and apparatus for the production of foamed polyolefin sheets |
| 05/15/1990 | US4925508 Moldless process for manufacturing foamed articles |
| 05/15/1990 | CA2002928A1 Heat-sealable crosslinked oriented polyethylene film and production thereof |
| 05/09/1990 | EP0367336A2 Method of making by thermoforming a shaped composite insulating article comprising at least two polyolefin films and an intermediate insert with a cellular structure |
| 05/09/1990 | CN1007884B Seamless laminar article |
| 05/03/1990 | WO1990004463A1 Plastic pellets coated with processing aid and method of coating |
| 05/02/1990 | EP0366210A2 High strength high modulus polyolefin composite with improved solid state drawability |
| 05/01/1990 | US4921652 Process for producing a porous film |
| 04/25/1990 | EP0365463A2 Coextruded matte film |
| 04/19/1990 | CA2000914A1 Plastic pellets coated with processing aid and method of coating |
| 04/18/1990 | EP0364060A2 Methods of injection molding and extruding wet hygroscopic ionomers |
| 04/18/1990 | EP0363918A2 Retortable container |
| 04/17/1990 | US4917944 Multi-ply weatherable plasticizer-free sheet |
| 04/11/1990 | EP0362563A2 Thermally stable high performance dielectric film |
| 04/11/1990 | CA2000412A1 Methods of injection molding and extruding wet hygroscopic ionomers |
| 04/10/1990 | CA1267517A1 Method for making free-flowing coated rubber pellets and pellet composition |
| 03/27/1990 | US4911963 Barrier |
| 03/22/1990 | WO1990002647A1 Tube used for lining of conduit |
| 03/20/1990 | US4910639 Raw material and film prepared therefrom, having improved electrical properties |
| 03/20/1990 | CA1266937A1 Ethylene polymer blend and container prepared therefrom |
| 03/14/1990 | EP0358446A2 Oriented polyethylene film and production thereof |
| 03/14/1990 | EP0358232A2 Methods of preparing molded thermoplastic articles |
| 03/13/1990 | CA1266551A1 Thin films of high-molecular polyethylene and process for their preparation |