| Patents for B29K 23 - Use of polyalkenes as moulding material (5,992) |
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| 03/07/1990 | EP0356886A2 A method for providing a polyolefin resin substrate with an adhesive layer |
| 03/06/1990 | US4906429 Process for producing blown film of butene-1 polymer |
| 02/28/1990 | EP0356316A2 Method of thermally shaping polymethyl methacrylate sheets, and the shaped products |
| 02/28/1990 | EP0355708A2 Process for preparing rolled heat-treated films or sheets |
| 02/28/1990 | EP0355214A1 Process for producing microporous ultra-high molecular weight polyolefin membrane |
| 02/27/1990 | US4904509 High molecular weight; tensile and impact strength; rigidity, creep resistance |
| 02/07/1990 | EP0354137A1 Process for making a pocket dispenser, parts thereof and dispensers |
| 01/31/1990 | CN1039210A Seamless laminar article |
| 01/30/1990 | CA1265285A1 Silyl modified polymer composition exhibiting reduced premature crosslinking |
| 01/24/1990 | EP0351744A2 Improved very low density polyethylene film from blends |
| 01/23/1990 | US4895760 Film coating for rigid, smooth surfaces |
| 01/18/1990 | DE3913773A1 Verbessertes verfahren und vorrichtung zum verpacken und/oder lagern von ataktischem polypropylen Improved method and device for packaging and / or storing of atactic polypropylene |
| 01/17/1990 | EP0351151A2 Production of polyethylene materials having improved strength and modulus qualities |
| 01/17/1990 | EP0350859A2 Low-temperature heat-shrinkable film |
| 01/16/1990 | US4894191 Preparation of polyolefin foams |
| 01/02/1990 | US4891392 Surface treatment agent |
| 01/02/1990 | US4891173 Clarity, waterproofing |
| 12/27/1989 | EP0348115A2 Silk-like films |
| 12/26/1989 | US4889671 Production method of prefoamed particles of polyolefin resin |
| 12/20/1989 | CN1038151A Lining of pipes |
| 12/19/1989 | US4888141 Process for producing polyethylene articles having a high tensile strength and modulus |
| 12/14/1989 | WO1989011964A1 Bonded article |
| 12/13/1989 | EP0346266A1 Method for applying diffusion coating masks |
| 12/13/1989 | EP0345927A2 Synthetic rubber bale wrap |
| 12/12/1989 | US4886698 Multiple-layer polyolefin films |
| 12/06/1989 | EP0344860A1 Process and device for the preparation of continuous objects of plastic |
| 12/05/1989 | CA1263512A1 One-extrusion method of making a shaped crosslinkable extruded polymeric product |
| 11/29/1989 | EP0343647A2 Polypropylene-based resin composition and process for preparation of sheets comprising the resin composition |
| 11/29/1989 | EP0343211A1 Polypropylene films |
| 11/21/1989 | US4882108 Method for producing polypropylene foam |
| 11/16/1989 | WO1989010839A1 Low coefficient of friction oriented film |
| 11/16/1989 | WO1989010828A1 Methods of producing biaxially oriented polymer product, and the product produced thereby |
| 11/15/1989 | EP0341940A1 Method for the lining of existing pipes |
| 11/14/1989 | US4880706 Biaxially oriented multilayer barrier films |
| 11/14/1989 | US4880589 A homopolymer or copolymer of 4-methylpentene |
| 11/08/1989 | EP0341188A2 Polyolefin films having improved barrier properties |
| 11/08/1989 | EP0340579A2 Heat-sealable shrink film based on polypropylene, process for making it and its use for shrinkable labels |
| 11/07/1989 | US4879177 Polyester or butadiene-styrene, ethylene-propylene or polypropylene, ethylene copolymer |
| 11/07/1989 | US4878975 Method for producing a rigid shaped body |
| 11/07/1989 | US4878972 Process for preparing two-ply foam molded articles |
| 10/25/1989 | EP0338671A1 A sliding stopper for a syringe |
| 10/24/1989 | US4876139 Heat sensitive adhesive layer of polyethylene or ethylene copolymer surface-treated by a corona discharge, dispersed finely divided white material |
| 10/18/1989 | EP0337227A2 Method of making a displacer for the cold finger of a cryogenic refrigerator and displacer made according to this method |
| 10/17/1989 | US4874657 Compression, spreading, controlling temperature |
| 10/17/1989 | US4874567 Microporous membranes from polypropylene |
| 10/10/1989 | US4873034 Cooling polyolefin solution before extrusion to form gel-like sheet; extracting the volatile solvent, stretching |
| 10/04/1989 | EP0335270A1 An apparatus for sequential sealing of at least two endless panels of thermoplastic material along predetermined outlines and for cutting articles from one or more of such endless panels |
| 10/04/1989 | CN1035980A Laminar articles of polyolefin and nylon/polyvinyl alcohol blend |
| 09/26/1989 | US4870122 High density polyethylene film for food packaging |
| 09/26/1989 | CA1260661A1 Oxygen barrier oriented shrink film |
| 09/21/1989 | WO1989008548A1 Laminar articles of a polyolefin and nylon/polyvinyl alcohol blend |
| 09/20/1989 | EP0333492A2 Heat shrinkable wraps |
| 09/20/1989 | EP0333471A2 Laminar articles of a polyolefin and a nylon/polyvinyl alcohol blend |
| 09/19/1989 | US4868057 Laminated structure comprising a plurality of polymeric layers adhered with an adhesive composition |
| 09/12/1989 | US4866117 Blend of propylene and ethylene containing polymers, carbon black and inorganic filler; containers; differential pressure molding |
| 09/12/1989 | US4866110 Polypropylene mixture |
| 09/12/1989 | CA1259434A1 Water-proofing sheet and application process thereof |
| 09/05/1989 | US4863768 Heat shrinkable cylindrical laminated film |
| 08/30/1989 | EP0330019A2 Raw materials and films with enhanced electrical properties made thereof |
| 08/30/1989 | EP0329711A1 2,4,4-tri- and 2,2,4,4-tetra substituted-1,3-dioxolane compounds |
| 08/30/1989 | CN1035078A Process for extrusion |
| 08/29/1989 | US4861531 Dimensional stability |
| 08/23/1989 | EP0329490A2 Process for preparing crosslinked polyolefin foam |
| 08/22/1989 | CA1258603A1 Manufacture of a self-crosslinking cellular insulating structure |
| 08/15/1989 | US4857257 Rotationally molding crosslinkable polyethylene composition |
| 08/15/1989 | US4857250 One-extrusion method of making a shaped crosslinkable extruded polymeric product |
| 08/09/1989 | CN1034591A Polyolefin fiber having improved initial elongation and process for preparation thereof |
| 08/08/1989 | US4855187 Layers of polypropylene and high density polyethylene; gloss, haze-free; for packaging |
| 08/01/1989 | US4853420 Microwave or radio frequency beams |
| 07/27/1989 | WO1989006594A1 A method and an apparatus for producing a thinned plastics film and a reel of such a film |
| 07/26/1989 | CN1034164A Polypropylene films |
| 07/19/1989 | EP0324473A2 Method for extruding thermoplastic resin |
| 07/19/1989 | EP0324263A2 Method of extrusion of compositions of linear polyethylene and polyacetal and films thereof |
| 07/18/1989 | US4848564 Synthetic rubber bale wrap |
| 07/18/1989 | CA1257744A1 Propylene-base random copolymer particles and production process thereof |
| 07/11/1989 | US4847150 Foams of polyolefin/polystyrene resin mixture |
| 07/11/1989 | CA1257062A1 Manufacturing method of electricity conducting thermoplastic material |
| 07/05/1989 | EP0322512A2 Hollow plastics article with a lustrous outer surface |
| 06/28/1989 | EP0322045A2 Laminated structure |
| 06/28/1989 | EP0321964A2 A process for extrusion |
| 06/20/1989 | US4840758 Methods of preparing molded thermoplastic articles wherein radio frequency energy is utilized to heat the thermoplastic material |
| 06/14/1989 | EP0320188A2 Polyolefin fiber having improved initial elongation and process for preparation thereof |
| 06/13/1989 | US4839114 Method of manufacturing an electrically conductive thermoplastic material |
| 06/07/1989 | EP0318779A2 Coextruded biaxially oriented multilayered film |
| 06/07/1989 | CN1033256A Laminated metal sheet |
| 06/06/1989 | US4837084 Heat shrinkable film |
| 06/01/1989 | WO1989004852A1 Polypropylene films |
| 05/31/1989 | EP0318058A2 Interpolymers of ethylene and unsaturated carboxylic acids |
| 05/31/1989 | EP0317995A2 Process for preparing foamed article from propylene resin |
| 05/30/1989 | CA1254710A1 Process for the preparation of blown film and oriented film |
| 05/30/1989 | CA1254709A1 Method for making articles from polymer blends |
| 05/24/1989 | EP0317276A2 Polypropylene films |
| 05/24/1989 | DE3835083A1 Geschaeumte polypropylenharz-folie fuer die warmverformung und verfahren zu ihrer herstellung Foamed polypropylene resin-foil for the hot deformation and process for their production |
| 05/24/1989 | CN1033026A Biaxially oriented multiplayer barrier films and methods of making |
| 05/23/1989 | US4833026 Breathable, waterproof sheet materials and methods for making the same |
| 05/23/1989 | US4833024 Containing ethylene polymer |
| 05/23/1989 | US4832770 Method of manufacturing foamed polypropylene resin sheet |
| 05/17/1989 | EP0316109A1 Coating of substrates |
| 05/16/1989 | US4830798 Process for production of foamed articles in mold of polypropylene resins |
| 05/10/1989 | CN1032764A Laminates of polyolefin-based film and metal processes for producing such laminates |