| Patents for B29L 7 - Flat articles, e.g. films or sheets (7,747) |
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| 06/11/1991 | CA1284705C Process of manufacturing rolls of extruded continuous film |
| 06/09/1991 | WO1991008778A1 Membranes for absorbent packets |
| 06/09/1991 | CA2069487A1 Membranes for absorbent packets |
| 06/05/1991 | EP0414683A4 Methods of producing biaxially oriented polymer product, and the product produced thereby |
| 05/30/1991 | WO1991007277A1 Elastomeric laminates with microtextured skin layers |
| 05/30/1991 | CA2066411A1 Elastomeric laminates with microtextured skin layers |
| 05/29/1991 | EP0428568A1 Multiaxially oriented thermotropic polymer films and method of preparation. |
| 05/21/1991 | CA1284269C Method of fabricating flexible curtains of any size, and apparatus for implementing the method |
| 05/15/1991 | EP0426975A2 Flattening and haul-off apparatus for the blow moulding of a plastic tubular film |
| 05/07/1991 | CA2029195A1 Apparatus for flattening and taking off a plastic tubular film made by a blowmolding process |
| 05/02/1991 | WO1991006420A1 Thermoforming method |
| 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 | DE4034144A1 Extrusion rolling machine |
| 05/02/1991 | DE4013610A1 Blown film extruder thickness error corrector - comprises elastically deformable annular die lip acted upon by piezoelectric elements |
| 05/02/1991 | CA2054758A1 Thermoforming method |
| 04/30/1991 | US5011393 Apparatus for manufacturing silicone gel sheet |
| 04/28/1991 | CA2028206A1 Process for the manufacturing of a mechanically conditioned thermoplastic film with biaxially recoverable stresses |
| 04/24/1991 | EP0423713A2 Photocurable adhesive and production of laminated articles using the same |
| 04/24/1991 | EP0423402A1 Thermoplastic polymeric film |
| 04/23/1991 | CA1283269C Slot cast integrated interlocking film closure structure |
| 04/17/1991 | CN1050760A Device for fixing friction patches on valve disc |
| 04/10/1991 | WO1991005004A1 Biaxially oriented polyethylene film |
| 04/10/1991 | EP0420938A1 Multiaxially oriented thermotropic polymer substrate for printed wire board |
| 04/09/1991 | US5006605 Biaxially-stretched film made of poly(arylene sulfide) resin composition and production process thereof |
| 04/03/1991 | EP0420331A1 Mono- or biaxially drawn films |
| 04/03/1991 | EP0419773A2 Machine and method for embossing delicate webs |
| 04/03/1991 | EP0419558A1 Biaxially oriented ordered polymer films |
| 03/27/1991 | EP0419233A2 Processes for producing transparent copolyester films |
| 03/26/1991 | CA2026073A1 Mono- or biaxially drawn films |
| 03/26/1991 | CA1281873C Biaxially oriented paraphenylene sulfide block copolymer film and process for producing the same |
| 03/20/1991 | EP0418183A1 Device for the fixation of friction pads for a gate valve |
| 03/20/1991 | EP0418051A2 Transparent polybutylene terephthalate resin film and processes for producing the same |
| 03/20/1991 | CA2025738A1 Production process of transparent film of copolyester |
| 03/15/1991 | CA2024770A1 Transparent polybutylene terephthalate resin film and process for producing the same |
| 03/13/1991 | EP0416812A1 Film extrusion apparatus including a quickly replaceable chill roll |
| 03/13/1991 | EP0416752A2 Polyurethane membranes and their use for the separation of aromatics from non-aromatics |
| 03/07/1991 | WO1991002645A1 Vessel construction |
| 03/06/1991 | EP0414778A1 Low coefficient of friction oriented film. |
| 03/06/1991 | EP0414683A1 Methods of producing biaxially oriented polymer product, and the product produced thereby. |
| 03/05/1991 | US4997600 Process for preparation of thermoplastic resin sheets |
| 03/02/1991 | WO1991003367A1 Nonwoven fibrous embossed plastic film |
| 03/02/1991 | CA2024193A1 Film extrusion apparatus including a quickly replaceable chill roll |
| 02/27/1991 | EP0414414A2 Heat shrinkable protective sheets and methods for their manufacture |
| 02/26/1991 | US4996011 Production of polyethylene materials having improved strength and modulus qualities |
| 02/26/1991 | CA1280568C Preparation of a plastic material to be extruded in the shape of a dimensioned strand for use as an insert for multiple glazing |
| 02/20/1991 | CN1049311A Double bubble process for making strong, thin films |
| 01/30/1991 | EP0410792A2 Double bubble process for making strong, thin films |
| 01/30/1991 | EP0410780A1 Improvements in shaping bodies |
| 01/30/1991 | EP0410678A2 Process for the surface enhancement of articles of fibre reinforced plastics material |
| 01/29/1991 | CA2022107A1 Shaping bodies |
| 01/23/1991 | EP0409615A2 Tough monolayer shrink film for products containing moisture |
| 01/23/1991 | EP0409466A2 Process for the preparation of a polyimide film |
| 01/22/1991 | US4987191 Blend of polyethylene and ethylene-methyl methacrylate copolymer for wrapping and disposable rainwear |
| 01/22/1991 | US4986746 Apparatus for preparing polymer film |
| 01/22/1991 | CA1279169C Thermoplastic sheet forming device |
| 01/18/1991 | CA2021293A1 Polyimide film and preparation process of the film |
| 01/15/1991 | US4985537 Process of making a biaxially stretched polyester film and biaxially stretched polyester film |
| 01/15/1991 | US4985531 Amorphous Aromatic Polymer |
| 01/15/1991 | US4985512 High-lubricity film |
| 01/08/1991 | WO1991000801A1 An apparatus for securing fittings in a thermoplastic foil web |
| 01/08/1991 | CA2063733A1 Apparatus for securing fittings in a thermoplastic foil web |
| 01/02/1991 | EP0406223A2 Apparatus for welding plastic sheets |
| 01/02/1991 | EP0405916A1 Bioriented film |
| 01/02/1991 | EP0405847A1 Apparatus for forming an offset joint in flexible thermoplastic strap |
| 01/01/1991 | US4981943 Film of aromatic copolyamide from bis(aminophenoxy) benzene |
| 01/01/1991 | US4981631 Process for making lightweight polyester articles |
| 12/25/1990 | US4980235 Process for preparing non-porous membrane layers |
| 12/19/1990 | EP0402855A1 Apparatus for manufacturing a tubular film from thermoplastic resin |
| 12/19/1990 | EP0402531A1 A process of cooling a heated polymer film |
| 12/19/1990 | EP0402530A1 A process of cooling a heated polyethylene terephthalate film |
| 12/17/1990 | WO1990015706A1 Liquid crystal polymer film |
| 12/12/1990 | EP0402043A2 Process for producing thermoformable polypropylene films and sheets |
| 12/12/1990 | EP0401689A1 Biaxially oriented polyester film |
| 12/11/1990 | US4976908 Poly(arylene sulfide) sheet production process |
| 12/05/1990 | EP0400456A2 Tranparent multi-layer polyolefin film and use for shrinkable labels |
| 12/05/1990 | EP0400111A1 Composite elastic necked-bonded material. |
| 12/04/1990 | US4975312 Multiaxially oriented thermotropic polymer substrate for printed wire board |
| 12/04/1990 | US4975228 Process for preparing membranes from tetrahalobisphenol polycarbonates |
| 11/28/1990 | EP0399492A2 Stretched films of polypropylene |
| 11/28/1990 | CN1010568B Process for preparation of blow film |
| 11/27/1990 | CA1277069C Stretched polypropylene film |
| 11/22/1990 | EP0397740A1 A method and an apparatus for producing a thinned plastics film and a reel of such a film |
| 11/15/1990 | WO1990013423A1 Non-stick embosser roll coating |
| 11/07/1990 | EP0396061A1 Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity |
| 11/07/1990 | CN1010292B Sheet moulding compoud and top coat for it |
| 11/06/1990 | CA1275875C Method and device for pulverizing a reactive mix designed for the applicationof a high optical quality transparent protective layer |
| 10/30/1990 | US4966807 Liquid crystalline polymers; controlled thickness and expansion |
| 10/30/1990 | US4966743 From dialdehyde and diamine |
| 10/24/1990 | EP0393102A1 Method for making decorative webs, sheets or panels. |
| 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 | EP0392025A1 Biaxially oriented polyamide film and process for its production |
| 10/17/1990 | CN1046119A Monoaxially strelched shaped article of polytetrafluoroethylene |
| 10/16/1990 | US4963402 Films containing liquid crystalline polymers |
| 10/10/1990 | EP0391887A2 Monoaxially stretched shaped article of polytetrafluoroethylene |
| 10/10/1990 | CA2012837A1 Method and apparatus for formation of thermoplastic film |
| 10/09/1990 | US4962001 Biaxially oriented polyoxymethylene film |
| 10/06/1990 | CA2013122A1 Monoaxially stretch shaped article of polytetrafluoroethylene and process for producing the same |
| 10/03/1990 | EP0390723A2 Light weight polyester article |