| Patents for B29C 55 - Shaping by stretching, e.g. drawing through a die; Apparatus therefor (16,059) |
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| 08/13/1991 | US5039462 Method and apparatus for producing biaxially oriented polymer sheet |
| 08/13/1991 | CA1287461C Shaped article of a styrene-based polymer |
| 08/08/1991 | WO1991011489A1 Endless objects from acrylates |
| 08/08/1991 | WO1991011325A1 Conductive polymer blends and methods for making the same |
| 08/08/1991 | WO1991011317A1 Monoaxially oriented multilayered packaging material |
| 08/08/1991 | CA2035802A1 Method and apparatus for producing biaxially stretched thermoplastic tubing |
| 08/06/1991 | US5037884 Objects from ethylene vinyl alcohol copolymers having a high strength and modulus as well as a process for the preparation thereof |
| 08/06/1991 | US5037700 Flexible laminates |
| 07/30/1991 | US5035955 Heat-shrinkable laminated film |
| 07/30/1991 | US5035886 Active agent delivery device |
| 07/25/1991 | DE4001612A1 Multilayer wrapping film esp. for artificial sausage skin - has barrier layer with low oxygen-permeability of partly aromatic polyamide, outer and inner layers of aliphatic polyamide |
| 07/25/1991 | DE4001287A1 Local correction of blown film thickness using variable air flow |
| 07/24/1991 | EP0437942A2 Polymeric film |
| 07/24/1991 | EP0437721A1 Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure |
| 07/24/1991 | EP0428568A4 Multiaxially oriented thermotropic polymer films and method of preparation |
| 07/23/1991 | US5034176 Dissolving one polymer while the other remains insoluble |
| 07/23/1991 | CA1286642C Thermoplastic sack |
| 07/23/1991 | CA1286468C Method of preventing expansion-induced wrinkles of plastic film and metal foil |
| 07/20/1991 | CA2032767A1 Polymeric film |
| 07/17/1991 | EP0436878A2 Laminate produced from stretched and unstretched webs, and method of its manufacture |
| 07/16/1991 | US5032463 Very low density polyethylene film from blends |
| 07/16/1991 | US5032433 Thermoplastic web and process for manufacture same |
| 07/16/1991 | US5032338 Extrusion, cooling, stretching |
| 07/11/1991 | WO1991009721A1 Stretched plastic molding and method for stretching plastic molding |
| 07/11/1991 | CA2033844A1 Method of and apparatus for making laminates from polyethylene foils and the like |
| 07/10/1991 | EP0436269A1 Oriented opaque multilayer heat sealable film |
| 07/10/1991 | EP0436178A2 Shaped articles and photographic element supports made from orientable polymers and polymer microbeads |
| 07/10/1991 | EP0436152A2 Polyester film with nodule surface |
| 07/10/1991 | EP0436044A1 Process for producing synthetic label paper |
| 07/10/1991 | CN1052797A Process for producing multilayer polytetrafluoroethylene porous memberane and semisintered polytetrafluoroethylene multilayer structure |
| 07/09/1991 | US5030402 Process for producing a new class of ultra-high-molecular-weight polyethylene orthopaedic prostheses with enhanced mechanical properties |
| 07/09/1991 | CA1285733C Biaxially stretched polyparaphenylene sulfide film and process for producing the same |
| 07/03/1991 | EP0435626A2 Opaque oriented polymeric film structure and method of preparing same |
| 07/03/1991 | EP0435498A2 High shrink energy/high modulus thermoplastic multi-layer packaging film and bags made therefrom |
| 07/03/1991 | EP0435080A1 Antistatic highly adhesive film, process for producing said film, and magnetic card using said film |
| 07/03/1991 | EP0434755A1 Extruded biaxially stretched foam plastic pipe and procedure for the manufacture thereof |
| 07/03/1991 | EP0434740A1 Extruded radially stretched plastic pipe and procedure for manufacturing such a pipe |
| 07/02/1991 | US5028691 Process of cooling a heated polyethylene terephthalate film |
| 07/02/1991 | US5028476 Coextruded rigid thermoplastic structures enabling biaxially oriented materials to be obtained |
| 07/02/1991 | US5028289 Process and apparatus for compressive transverse stretching of polymeric sheet material |
| 07/02/1991 | CA1285360C System for producing tubes |
| 06/26/1991 | EP0434322A1 Improved heat shrinkable polyolefin film |
| 06/26/1991 | EP0434280A2 Polypropylene film and process for making same |
| 06/26/1991 | EP0433787A1 Process for producing multilayer polytetrafluoroethylene porous membrane |
| 06/26/1991 | EP0174376B1 Heat-resistant film or sheet |
| 06/26/1991 | CN1052434A Process for producing multilayer polytetrafluoroethylene porous membrane |
| 06/25/1991 | US5026513 Process for making rapidly recoverable PTFE |
| 06/25/1991 | US5026511 Process for the production of polyethylene materials |
| 06/25/1991 | CA1285114C Extrusion system |
| 06/21/1991 | CA2029825A1 Polyester film with a nodule surface |
| 06/19/1991 | EP0432725A2 Biaxially oriented polyester film |
| 06/19/1991 | EP0432724A1 Biaxially oriented polyester film |
| 06/19/1991 | EP0432452A2 Polypropylene film for twist-wrapping |
| 06/19/1991 | EP0432423A1 Method of controlling the film thickness of blown and axially, preferably biaxially stretched tubular films |
| 06/19/1991 | CN1052277A Mono-or biaxially drawn films |
| 06/19/1991 | CA2031466A1 Polypropylene film and process for making same |
| 06/18/1991 | US5024799 Method for producing an embossed oriented film |
| 06/18/1991 | CA1284866C Process for preparation of biaxially drawn laminated films |
| 06/14/1991 | CA2030843A1 Process of controlling the film thickness of blow-formed and axially and preferably biaxially stretched tubular films |
| 06/13/1991 | WO1991008260A1 Hot extrudable blend, thermoplastic body and its manufacture |
| 06/12/1991 | EP0427744A4 Molecularly oriented tubular components having a controlled coefficient of thermal expansion |
| 06/11/1991 | US5023120 Packaging material for photosensitive materials |
| 06/11/1991 | CA1284709C Process for producing a crosslinked and oriented polyethylene film |
| 06/11/1991 | CA1284708C Oxygen barrier oriented film |
| 06/11/1991 | CA1284707C Oriented films from propylene copolymers and unplastized saran |
| 06/06/1991 | DE3939363A1 Resorbable plastic implants production - by extruding rectangular poly-L-lactide cross=section and stretching it within specific temp. range to acquire high mechanical strength |
| 06/05/1991 | EP0429929A2 Method for producing oriented, discontinuous fiber reinforced composite materials |
| 06/05/1991 | EP0429654A1 Liquid-crystal polyester container and manufacture thereof |
| 06/05/1991 | EP0414683A4 Methods of producing biaxially oriented polymer product, and the product produced thereby |
| 06/04/1991 | US5021206 Method of molding a dual plastic shotshell casing |
| 05/30/1991 | WO1991007277A1 Elastomeric laminates with microtextured skin layers |
| 05/30/1991 | CA2066411A1 Elastomeric laminates with microtextured skin layers |
| 05/29/1991 | EP0429265A2 Heat-shrinkable film having high shrinkage upon brief exposure to low activation temperatures |
| 05/29/1991 | EP0428568A1 Multiaxially oriented thermotropic polymer films and method of preparation. |
| 05/28/1991 | CA2030695A1 Hot extrudable blend, thermoplastic body and its manufacture |
| 05/22/1991 | EP0427744A1 Molecularly oriented tubular components having a controlled coefficient of thermal expansion |
| 05/21/1991 | US5017430 Multilayer conists of polyolefin film, thermoplastic drawable coating, acrylic or polyvinylidene chloride coating |
| 05/21/1991 | US5017323 Method and apparatus for stretching thermoplastic films |
| 05/18/1991 | CA2027805A1 Heat-shrinkable film having high shrinkage upon brief exposure to low activation temperatures |
| 05/16/1991 | WO1991006410A1 Composite material |
| 05/16/1991 | DE3937829A1 Chain of clips to stretch film biaxially - has links with one eccentric pin which can be turned to adjust chain length and hence to shrink gripped film |
| 05/15/1991 | EP0427234A2 Auto-threading method and apparatus |
| 05/15/1991 | EP0426975A2 Flattening and haul-off apparatus for the blow moulding of a plastic tubular film |
| 05/14/1991 | US5015525 Polyolefin fiber having improved initial elongation and process for preparation thereof |
| 05/14/1991 | US5015521 Porous film |
| 05/14/1991 | US5014402 Tenter apparatus |
| 05/08/1991 | EP0426382A2 Oriented multilayer heat sealable packaging film |
| 05/07/1991 | CA2029195A1 Apparatus for flattening and taking off a plastic tubular film made by a blowmolding process |
| 05/02/1991 | EP0425289A2 Manufacture of mechanically conditioned thermoplastic films |
| 05/02/1991 | EP0424884A2 Biaxially oriented polyester film for use in floppy disc |
| 05/02/1991 | DE4013610A1 Blown film extruder thickness error corrector - comprises elastically deformable annular die lip acted upon by piezoelectric elements |
| 04/30/1991 | US5011698 Container with panel of stretched polyolefin film containing calcium carbonate or glass beads and calcium stearate reduces loss of water vapor from stored produce |
| 04/28/1991 | CA2028206A1 Process for the manufacturing of a mechanically conditioned thermoplastic film with biaxially recoverable stresses |
| 04/24/1991 | EP0423630A2 A thermoplastic resin film and a method for producing the same |
| 04/24/1991 | EP0423402A1 Thermoplastic polymeric film |
| 04/24/1991 | EP0153304B1 Manufacture of assemblages of fasteners |
| 04/23/1991 | US5009737 Method of joining pipes at their ends to form a pipeline |
| 04/23/1991 | US5009732 Method of manufacturing member for use in tire including engaging wires between gears |
| 04/23/1991 | CA1283492C Interpenetrating polymeric networks comprising polytetrafluoroethylene and polysiloxane |
| 04/18/1991 | WO1990011327A3 Process for manufacturing plastic parts, in particular pipes, and diluted mixture for implementing the process |