| Patents for B29K 23 - Use of polyalkenes as moulding material (5,992) |
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| 08/06/1991 | US5036971 Casting in mold containing flexibility diaphragm |
| 07/30/1991 | US5035933 Plastic articles with compatibilized barrier resin |
| 07/30/1991 | CA2035145A1 Process of in situ bonding thermosetting plastic to a polyolefin and lamination formed thereby |
| 07/30/1991 | CA1286965C Laminates of polyolefin-based film and metal processes for producing such laminates |
| 07/23/1991 | CA2024748A1 Packaging material for shredded cheese |
| 07/23/1991 | CA1286827C Vinylidene chloride composition and film made therefrom |
| 07/17/1991 | CN1053032A Method and apparatus for delivering molten polymer to extrusion die |
| 07/16/1991 | US5032463 Very low density polyethylene film from blends |
| 07/16/1991 | US5031384 Process for the production and packaging of a bag-type dispenser, sub-assemblies and corresponding dispensers |
| 07/11/1991 | WO1991009730A1 Process for producing laminate |
| 07/10/1991 | EP0436269A1 Oriented opaque multilayer heat sealable film |
| 07/10/1991 | CN1013089B Process for preparing two-ply foam molded articles |
| 07/09/1991 | CA1285727C Production method of prefoamed particles of polyolefin resin |
| 07/03/1991 | EP0435626A2 Opaque oriented polymeric film structure and method of preparing same |
| 06/26/1991 | EP0434572A1 Material for the manufacture of protective equipment against nuclear, biological and chemical attacks |
| 06/26/1991 | EP0434280A2 Polypropylene film and process for making same |
| 06/25/1991 | US5026778 Polypropylene-based resin composition and process for preparation of sheets comprising the resin composition |
| 06/19/1991 | CN1052277A Mono-or biaxially drawn films |
| 06/19/1991 | CA2031466A1 Polypropylene film and process for making same |
| 06/16/1991 | WO1991009732A1 Sulfonated multilayer container and a method for producing the same |
| 06/16/1991 | CA2071813A1 Sulfonated multilayer container and a method for producing the same |
| 06/12/1991 | WO1991008889A1 Cross-lamination injection molding |
| 06/12/1991 | EP0431534A2 Method of making window glass with a gasket |
| 06/12/1991 | CN1052035A Core material for bed and made therefrom |
| 06/11/1991 | US5023143 Multilayer |
| 06/11/1991 | US5023115 Method of forming coatings in coated tubular metal members |
| 06/11/1991 | CA1284709C Process for producing a crosslinked and oriented polyethylene film |
| 06/11/1991 | CA1284708C Oxygen barrier oriented film |
| 06/09/1991 | WO1991008884A1 Method and apparatus for delivering molten polymer to an extrusion die |
| 06/09/1991 | CA2070829A1 Method and apparatus for delivering molten polymer to an extrusion die |
| 06/05/1991 | EP0430439A2 Extruded structure |
| 06/05/1991 | EP0429911A2 Method for manufacturing a foil |
| 06/05/1991 | EP0429849A2 Core material for bed and bed made therefrom |
| 06/05/1991 | EP0414683A4 Methods of producing biaxially oriented polymer product, and the product produced thereby |
| 06/04/1991 | US5020705 Polymer molded plastic |
| 05/29/1991 | EP0429265A2 Heat-shrinkable film having high shrinkage upon brief exposure to low activation temperatures |
| 05/29/1991 | EP0428972A2 Moulded articles of syndiotactic polypropylene and method for preparing same |
| 05/29/1991 | CN1012674B Method of producing an at least partially sintered product |
| 05/27/1991 | CA2006003A1 Core material for bed and bed made therefrom |
| 05/22/1991 | CA2030241A1 Extruded structure |
| 05/21/1991 | US5017430 Multilayer conists of polyolefin film, thermoplastic drawable coating, acrylic or polyvinylidene chloride coating |
| 05/18/1991 | CA2027805A1 Heat-shrinkable film having high shrinkage upon brief exposure to low activation temperatures |
| 05/15/1991 | EP0427388A1 Plastic articles with compatibilized barrier layers |
| 05/14/1991 | US5015667 Crosslinking; dimensional stability |
| 05/14/1991 | US5015525 Polyolefin fiber having improved initial elongation and process for preparation thereof |
| 04/24/1991 | EP0423604A1 Method for producing an antibacterial molded article of polyolefin resin |
| 04/23/1991 | US5009646 Sliding stopper for a syringe |
| 04/18/1991 | WO1991004844A1 Recoverable fabric sleeve |
| 04/18/1991 | WO1990011327A3 Process for manufacturing plastic parts, in particular pipes, and diluted mixture for implementing the process |
| 04/10/1991 | WO1991005004A1 Biaxially oriented polyethylene film |
| 04/03/1991 | EP0420331A1 Mono- or biaxially drawn films |
| 04/03/1991 | EP0420114A2 Opaque and pearlescent, laminated and stretched products, and method for making them |
| 04/02/1991 | US5004778 Compression of mixture of polyethylene particles and auxiliary agent at temperature below melting point of pure polymer and below dissolution temperature of mixture |
| 04/02/1991 | CA1282518C Uhmw polyethylene molding compositions from multistage polymerization |
| 03/27/1991 | EP0418836A2 Multilayer oriented film containing polypropylene and co-polyester |
| 03/27/1991 | CN1012210B Lining of pipes |
| 03/26/1991 | US5002714 Impact strength moldings of polyethylene or ethylene copolymers |
| 03/26/1991 | CA2026073A1 Mono- or biaxially drawn films |
| 03/26/1991 | CA1281983C Weather resistant construction elements having a vulcanised elastomeric outer layer |
| 03/23/1991 | CA2025727A1 Multilayer oriented film containing polypropylene and co-polyester |
| 03/19/1991 | US5001206 Oriented polyolfins |
| 03/19/1991 | US5000992 Coextruded multilayer foamed film for plastic container closures and process for manufacture |
| 03/13/1991 | CN1011955B Extrusion tubes of semicrystalline plastic and their process |
| 03/12/1991 | US4999064 Weatherproofing wood or lignocellulose construction materials impregnated with binder, hardening, vulcanization, heat curing |
| 03/06/1991 | EP0415270A2 Opaque, laminated and stretched products and method for making them |
| 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 | US4997691 Heat resistant and dimensionally stable plastic lamina; foods |
| 03/05/1991 | CA1280861C Moldless process for manufacturing foamed articles |
| 02/26/1991 | US4996096 Coextruded matte film |
| 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 |
| 02/26/1991 | CA1280566C Process for preparing pre-expanded particles of thermoplastic resin |
| 02/20/1991 | CN1049311A Double bubble process for making strong, thin films |
| 02/20/1991 | CN1011701B Method for producing composite material of plastic and rubber |
| 02/19/1991 | US4994325 Extrusion, stretching crystalline polypropylene |
| 02/19/1991 | CA1280549C Pre-expanded particles of propylene resin |
| 02/13/1991 | EP0412779A2 Surface-patterned polybutylene terephthalate resin molded articles and process for preparing such molded articles |
| 02/13/1991 | EP0412670A2 Article gripping means and method of making same |
| 02/13/1991 | EP0412172A1 Heat-shrinkable, tubular foam |
| 02/10/1991 | CA2022667A1 Polybutylene terephthalate resin molded article having pictorial pattern formed thereon and process for preparing thereof |
| 02/06/1991 | EP0411968A1 One side heat sealable polypropylene film |
| 02/06/1991 | EP0411820A1 Tape having improved tear strength |
| 02/06/1991 | EP0411055A1 Bonded article. |
| 02/02/1991 | CA2021420A1 Tape having improved tear strength |
| 01/30/1991 | EP0410792A2 Double bubble process for making strong, thin films |
| 01/30/1991 | EP0410384A2 Process for the continuous production of high-strength and high-modulus polyethylene material |
| 01/29/1991 | CA1279566C Weather resistant substrates having protective elastomeric layers |
| 01/23/1991 | EP0409615A2 Tough monolayer shrink film for products containing moisture |
| 01/23/1991 | EP0409542A2 Process for producing polyolefin thermoplastic elastomer composition |
| 01/22/1991 | US4987191 Blend of polyethylene and ethylene-methyl methacrylate copolymer for wrapping and disposable rainwear |
| 01/15/1991 | WO1991001210A1 Polymeric materials |
| 01/15/1991 | US4985188 Process for producing cross-linked laminated film |
| 01/15/1991 | CA2063396A1 Polymeric materials |
| 01/08/1991 | US4983447 Food packaging, inorganic pigments, polysiloxane lubricant |
| 01/08/1991 | CA1278662C Process for making formed flexible plastic foam products |
| 01/02/1991 | EP0405916A1 Bioriented film |
| 01/01/1991 | US4980940 Core material for bed and bed made therefrom |
| 12/27/1990 | EP0404552A2 Method for improving the processing characteristics of polyethylene blends |
| 12/25/1990 | US4980227 Utilized as material for light shielding nets, sheets for engineering, fruit containers and reinforcement |