| Patents for B29C 71 - After-treatment of articles without altering their shape; Apparatus therefor (6,473) |
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| 02/07/1989 | US4803027 Process for the production of biaxially stretched films and apparatus for implementation of the process |
| 02/07/1989 | US4803021 Ultraviolet laser treating of molded surfaces |
| 02/07/1989 | US4802408 Compacting apparatus of rolled plastic films |
| 02/01/1989 | EP0301621A1 Process for the production of polymer Films of high interlaminar strength by biaxial ultrastretching and the use thereof |
| 01/25/1989 | EP0300836A2 High elasticity modulus thermoplastic polymer material |
| 01/25/1989 | EP0300540A2 Process for the production of polymer films partially provided with stiffened segments |
| 01/25/1989 | EP0300232A1 Surface treatment of polyolefin objects |
| 01/10/1989 | CA1248492A1 Ultraviolet light assisted fluorination of polymer surfaces |
| 01/10/1989 | CA1248352A1 Plastic film for thermal transfer recording media |
| 01/03/1989 | US4795509 Indicator for dimensionally-recoverable sleeves |
| 12/28/1988 | CA1247319A Heat shrinkable elastomer, method of producing the elastomer and articles utilizing the elastomer |
| 12/14/1988 | EP0294431A1 Method and plant for extrusion of a product with a shape of a film, plate, tube, rod or thread |
| 12/14/1988 | EP0294416A1 Method for preconditioning plastic material by polarization before its forming and product obtained thereby |
| 12/07/1988 | EP0190354B1 Process for producing release paper |
| 11/30/1988 | EP0292676A2 Heat-recoverable article and process for its manufacture |
| 11/30/1988 | CN87103651A Heat setting process of polyacrylic film |
| 11/29/1988 | US4787948 Cooling and storing until modulus increases; seals |
| 11/22/1988 | US4786528 Humidity, dimensional stability |
| 11/08/1988 | US4783140 Elastomeric optical waveguide with core and cladding imparted with elasticity by irradiation of a radioactive ray |
| 11/08/1988 | CA1244204A1 Vinylidene fluoride resin film, process for production thereof and metallized film thereof |
| 11/02/1988 | EP0288951A2 Method and apparatus for shrinking webs |
| 10/26/1988 | CN88102045A Method for crystallizing thermoplastic material |
| 10/25/1988 | US4780255 Cooling under electrical or mechanical alternating field |
| 10/25/1988 | CA1243458A1 Nonfibrous, piezoelectric polymer sheet of improved activity and the process of preparing it |
| 10/19/1988 | EP0287216A1 Surface modification of semicrystalline polymers |
| 10/12/1988 | EP0285631A1 Films comprising in their thickness three superimposed areas of which at least one is an insulating area and at least one a conducting area, and fabrication of such films by irradiation of a polymer film by means of a beam of energetic ions. |
| 10/11/1988 | US4777073 Embossing pattern on film, stretching film to impart greater permeability in areas of reduced thicknesses |
| 10/11/1988 | US4776913 Method of impregnating an ultraviolet radiation screener into the surface of polycarbonate article |
| 10/05/1988 | EP0285377A2 Preparation of highly crystallized, molded polyarylene thioether products |
| 10/05/1988 | EP0285273A2 Method of activating surface of shaped body formed of synthetic organic polymer |
| 10/05/1988 | EP0285162A1 Bellows for communication passages |
| 09/22/1988 | WO1988006962A1 A method and a device for crystallizing thermoplastic material |
| 09/21/1988 | EP0283200A2 Breathable films prepared from melt embossed polyolefin/filler precursor films |
| 09/21/1988 | EP0282941A2 A method for crystallizing thermoplastic material |
| 09/13/1988 | US4770785 Dielectric bombarded with uranium, xenon or argon |
| 09/13/1988 | US4770542 Process for the acceleration of photodegradation of polymer substances |
| 09/13/1988 | CA1241813A1 Method and apparatus for calendering magnetic tapes |
| 08/16/1988 | US4764323 Method of treating hollow articles, in particular polyethylene terephthalate preforms |
| 08/11/1988 | WO1988005722A1 Method for modifying the polarity of a polymer comprising polar groups, usable in a liquid crystal cell |
| 08/09/1988 | US4762589 Method of making a tubular rubber product having a polyamide or polyester resin layer |
| 08/09/1988 | CA1240282A1 Pretreatment for electroplating mineral-filled nylon |
| 08/09/1988 | CA1240246A2 Method and apparatus for fabricating honeycomb insulation material |
| 08/03/1988 | EP0276897A2 Process for producing substrate for optical disk by annealing substrate with gradient double refraction distribution |
| 08/02/1988 | CA1239816A1 Method of manufacturing an optical cable element and device for carrying out the method |
| 07/28/1988 | DE3701418A1 Process for crosslinking and expanding moulded articles made of polyolefins/polymers |
| 07/26/1988 | US4760116 Blend of polyethylene and a copolymer of ethylene with a monomer selected from acrylic acids or esters, vinyl acetate; crosslinked by irridation |
| 07/19/1988 | US4757647 Apparatus for surface treatment of discrete workpieces |
| 07/19/1988 | CA1239374A1 Subjecting film to corona discharge prior to compression rolling |
| 07/13/1988 | EP0274317A2 Process and device for extruding a product in the form of a film, plate, tube, bar or thread |
| 07/06/1988 | EP0273829A2 Method for preconditioning plastics material by polarization before moulding, and object produced by that method |
| 07/06/1988 | EP0201521B1 Method and apparatus for thermally treating tape |
| 07/06/1988 | CN85100859B Three kinds of high polymer micropore membranes of electret and process of manufacture of them |
| 07/05/1988 | US4755686 Electron beam irradiation apparatus |
| 06/30/1988 | WO1988004606A1 Method and plant for extrusion of a product with a shape of a film, plate, tube, rod or thread |
| 06/28/1988 | US4753842 Heat-shrinkable biaxially drawn polyamide film and process for preparation thereof |
| 06/28/1988 | CA1238481A1 Method and apparatus for manufacturing an electret filter medium |
| 06/16/1988 | WO1988004231A1 Method for preconditioning plastic material by polarization before its forming and product obtained thereby |
| 06/16/1988 | DE3641755A1 Process for treating polystyrene moulded articles |
| 06/15/1988 | EP0271066A2 Method of preventing expansioninduced wrinkles of plastic film and metal foil |
| 06/15/1988 | EP0270932A2 Monolayer polyethylene shrink film |
| 06/15/1988 | EP0270653A1 Device for continously cleaning and/or decontaminating a band of a thermoplastic film. |
| 06/08/1988 | EP0270132A2 Dimensionally recoverable article |
| 06/07/1988 | US4749348 Apparatus for manufacturing an electret filter medium |
| 05/18/1988 | EP0267646A1 Process for the production of polyamide shapes with improved properties |
| 05/10/1988 | US4743496 Screens and method of making the same |
| 05/04/1988 | EP0266289A1 Process for the treatment of multilayered thermally shrinkable polymer films for packing purposes |
| 05/04/1988 | EP0265553A1 Biaxially oriented polyoxymethylene film |
| 04/26/1988 | US4740335 Process for producing a deep-drawn article from a partially-crystalline polymeric material |
| 04/21/1988 | WO1988002692A1 Films comprising in their thickness at least two superimposed areas of which one is an insulating area and the other a conducting area, and fabrication of such films by irradiation of a polymer film by means of a beam of energetic ions |
| 04/19/1988 | US4739025 Radiation resistant polypropylene-containing products |
| 04/13/1988 | EP0263728A1 Hose with a reduced linear expansion coefficient, its manufacturing process and apparatus for using it |
| 04/05/1988 | US4735996 Heat sealing |
| 03/24/1988 | DE3631082A1 Process and apparatus for bonding mouldings |
| 03/15/1988 | US4731288 Heat stability, tear strength |
| 03/09/1988 | EP0258859A2 Polyimide film and its manufacturing method |
| 03/01/1988 | US4728559 Polystyrene packaging for cosmetics and jewelry |
| 02/24/1988 | EP0256825A2 Structures of plastics material |
| 02/24/1988 | EP0256644A2 Method and apparatus for drawing thermoplastic tubing |
| 02/16/1988 | US4725479 Dimensional stable, transparent |
| 02/09/1988 | US4724057 Process of pretreatment prior to paint coating |
| 02/09/1988 | CA1232422A1 Dimensionally recoverable article |
| 02/03/1988 | EP0254912A2 Method for manufacturing elastic polyrethane strips |
| 02/02/1988 | US4722816 Having filler surface treated with epoxy compound; plasma treated |
| 01/21/1988 | DE3623261A1 Process for producing microscreens from polyvinylidene fluoride |
| 01/20/1988 | EP0253699A1 Process for making a sheet from a transparent plastic material with excellent optical properties |
| 01/14/1988 | WO1988000158A1 Device for continously cleaning and/or decontaminating a band of a thermoplastic film |
| 01/14/1988 | WO1988000132A1 Process for making polarized material and polarized products |
| 01/12/1988 | US4719130 Release polysiloxane rubber |
| 12/29/1987 | CA1230713A1 Method of manufacturing synthetic resin pen nibs |
| 12/10/1987 | DE3715409A1 Process for producing fibre-reinforced composite material with fastening holes |
| 12/09/1987 | EP0248545A2 Radiation resistant polypropylene articles and method for preparing same |
| 12/08/1987 | US4711624 Apparatus for heat-setting a tubular article of crystallizable polymer |
| 12/08/1987 | US4711291 A method for making a roll for processing a web or strip of material |
| 12/01/1987 | US4710334 Method of preparing a template |
| 11/25/1987 | EP0246434A2 Process for treating reinforced polymer composite |
| 11/24/1987 | US4708976 Polymer compositions containing magnetically susceptible filler |
| 11/19/1987 | EP0246030A1 Improvements in or relating to the moulding of plastics products |
| 11/19/1987 | EP0245995A1 Method of preparing a template |
| 11/17/1987 | US4707314 Process for producing polytetrafluoroethylene porous films |
| 11/11/1987 | EP0245125A1 Method of manufacturing tubes of polyamid showing an improved resistance to cold shocks and tensile strength |