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| Number | Title | Issue Date |
| 8110138 | Poly(hydroxyalkanoic acid) and thermoformed articles Disclosed is a process comprising extruding a poly(hydroxyalkanoic acid) (PHA) to produce a first article; thermoforming the first article in a heated mold having a temperature ≧ about 90° C. to produce a second article; and heat treating the second article by ho... | 02/07/2012 |
| 8088325 | Articles and methods of making articles having a concavity or convexity Articles and methods of making an articles having at least one convexity or at least one concavity are described. A first article having at least one concavity is prepared using a molding surface that includes at least one gas bubble. A second article having at leas... | 01/03/2012 |
| 7854880 | Polylactic acid molding and process for producing the same A polylactic acid formed article and a production process therefor. A resin composition for the formed article comprises polylactic acid having an optical purity of not lower than 90% and a residual lactide amount of 0.1 to 0.6% by mass, and 1 to 25% by mass of a cr... | 12/21/2010 |
| 7780902 | Method of molding a shopping cart A method of molding a shopping cart component includes providing a first subcomponent and then overmolding the shopping cart component as a second subcomponent about the first subcomponent. The first subcomponent acts as an obstacle to a plastic injection stream and... | 08/24/2010 |
| 7628950 | Method and tooling for slitting a thermoformed container and container formed thereby An open-topped container has an outwardly turned rim extending around the open top a thermoformed body of the containers with the rim formed by a clamping ring which has one or more projections each forming an indentation into the rim. Trim tooling subsequently form... | 12/08/2009 |
| 7625516 | Method for manufacturing sheet molded body and insert molded body A manufacturing method for a sheet molded body having a desired three dimensional shape and an excellent quality of the design, which has no crease, by uniformly expanding a decorated sheet prior to molding, and closely contacting the decorate sheet to the surface o... | 12/01/2009 |
| 7459120 | Low pressure thermoforming of thin, optical carriers A method for thermoforming a thin thermoplastic carrier with uniformity of thickness at optical quality. The sheet to be thermoformed is heated and placed on a vented platform equipped with a mold insert. The thermoformer's platens clamp a shroud over the sheet. A l... | 12/02/2008 |
| 7390454 | Thermoforming process for producing class “A” finish, high gloss automotive exterior parts A thermoforming methodology for laminated thermoplastic sheets which preserves the class “A” finish and high gloss thereof. A thermoformer has a vacuum box component which includes a mold, and a pressure box component which is selectively sealable in relation to... | 06/24/2008 |
| 7323251 | Decorating sheet, decorated resin molded article and method for production thereof The present invention provides a decorative sheet having a base film made of a thermoplastic polyester resin and a decorative layer on the base film, and provides a decorated resin molding produced by using the decorative sheet. The base film is not broken in both o... | 01/29/2008 |
| 7320773 | Biodegradable laminate sheet and molded item from biodegradable laminate sheet A biodegradable laminate sheet having as its object to provide a formed body superior in heat resistance, shock resistance, transparency and formability, and having non-stretched polylactic acid-family resin layer of which the crystallinity is 20% or less, and a lay... | 01/22/2008 |
| 7309740 | Biaxially oriented polypropylene film A biaxially stretched polypropylene film of the present invention has high stiffness in the film longitudinal direction and can be manufactured by a conventional longitudinal-transverse sequential biaxial stretching method, since the biaxially stretched polypropylen... | 12/18/2007 |
| 7255552 | Method and device for thermoforming of containers Blanks (12) of thermoplastic material are heated, and a thermoforming step is performed in which the heated blanks are deformed plastically by stretching. Before the thermoforming step, a die-punching step is performed in which the peripheral regions of the b... | 08/14/2007 |
| 7229577 | Method for forming a bathtub liner An apparatus for forming a bathtub liner over an existing bathtub comprising a container, a seal, a heating element, and a pressure increasing element. The container defines a cavity. The seal is associated with cavity and is capable of forming a substantially conti... | 06/12/2007 |
| 7211210 | Dry fibrillated PTFE film and its method of manufacture A finished PTFE film is produced by first preparing an extruded, dried, unsintered and unexpanded PTFE feed film, and then reducing the thickness of the feed film by more than 20% by passing it with back tension through a roll nip. ... | 05/01/2007 |
| 7195727 | Extruded automotive trim and method of making same An automotive trim product is made as follows. A single or multiple layer sheet is extruded so as to include at least one color pigmented and/or metallized layer therein. Optionally, a clear coat may be laminated to the sheet, or may even be coextruded therewith. In... | 03/27/2007 |
| 7157034 | Twin-sheet thermoforming process A twin-sheet thermoforming process for the manufacture of vehicle headliners. In the process a first sheet and second sheet of SuperLite material are mounted onto respective frames. The frames transfer the sheets into an oven, where they are heated to a desired temp... | 01/02/2007 |
| 7128969 | Method for the production of biologically-degradable packagings made from biaxially-drawn films The invention relates to a method for the plastic shaping of a biaxially-drawn film, comprising at least one base layer, containing at least one polymer (I), made from at least one hydroxycarboxylic acid and ≧0.2 wt %, based on the weight of the layer, of a thermo... | 10/31/2006 |
| 7104172 | Method for conveying, guiding, and locating a thermoformable web A method for delivering web-supported articles between dies and punches of a trim press. The method includes providing a treadle having an article detector, while moving the web and the articles, guiding the web and the articles along the web and between a pair of t... | 09/12/2006 |
| 7101503 | Molding method and apparatus with plural cooperating mold tools for forming interior trim components for motor vehicles A molding apparatus includes an upper mold tool having an upper-most mold half, a lower mold tool having a lowermost mold half, and an intermediate mold tool having a first auxiliary mold half cooperating with the uppermost mold half and a second auxiliary mold half... | 09/05/2006 |
| 7101500 | Method for creating a substantially uniform temperature across a plastic sheet for delivery to an appliance liner thermoforming device A sheet of plastic to be thermoformed into an appliance liner is brought to a substantially uniform temperature, preferably to a temperature differential of less than 5° F. throughout, by directing a fluid medium upon opposing side surfaces of the sheet. In the mos... | 09/05/2006 |
| 7063811 | Method of preparing an article The present invention is directed to a method of preparing an article of manufacture. The method includes bringing at least a portion of a heated thermoplastic sheet into contact with at least a portion of the first surface of a support having a plurality of perfora... | 06/20/2006 |
| 7045090 | Method of preparing an article The present invention is directed to a method of preparing an article of manufacture. The method includes bringing at least a portion of a heated thermoplastic sheet into contact with at least a portion of the first surface of a support having a plurality of perfora... | 05/16/2006 |
| 7033536 | Method for thermoforming A method and apparatus for thermoforming deep drawn parts such as cups in which a vacuum is momentarily applied to a preheated sheet material when overlying a clamping plate prior to clamping and advance of the plug assists to delay contact with a lip molding featur... | 04/25/2006 |
| 7018190 | Resin multilayer molding method and multilayer molding device A resin multilayer molding method in which a skin material having a resin decorating layer on a surface and a core-material resin are integrally molded in a mold, comprising the steps of: presetting a relationship of a glass transition point (Tgs) of the resin decor... | 03/28/2006 |
| 6986864 | Polyester compositions Disclosed are certain novel polyester compositions particularly useful for shaping or forming into containers and similar shaped articles by thermoforming procedures. The polyester compositions comprise a thermoplastic polyester, an impact modifier and a polyester c... | 01/17/2006 |
| 6969485 | High volume production of low permeation plastic fuel tanks using parallel offset twinsheet pressure forming Processes are disclosed for producing plastic containers from thermoplastic sheets where the thermoplastic sheets are processed in parallel to form a low permeation plastic container. A plurality of thermoplastic sheets are progressively heated to a first temperatur... | 11/29/2005 |
| 6949217 | Use of infrared radiation in molding of protective caps The invention is a method of a sheet (134) of thermoplastic material between upper and lower molds (102, 104), heating the sheet to a plastic state using electromagnetic radiation and molding the sheet. The molds (102, 104) are preferably formed... | 09/27/2005 |
| 6946176 | Multilayer thermoplastic structure for gas tank A multi-layer thermoplastic structure that has at least one layer that is between 0.3 and 20 mm thick and is made of an ethylene-vinyl alcohol copolymer with a density of between 0.94 and 1.4, and a melt flow index of between 1.3 and 4.2 g/10 minutes at a temperatur... | 09/20/2005 |
| 6943229 | Low crystallizability polypropylene sheet A low crystallizability polypropylene sheet which has an average spherulite radius between 0.1 μm and 4 μm, an average number of spherulites of 600/mm2 or less in a sheet cross section, a solid density of 0.895 g/cm3 or less, a fusion enthalp... | 09/13/2005 |
| 6918985 | Method for making a radome A method for making a radome includes the steps of placing a first dry fiber preform into a female mold having a mold surface contoured as a negative image of a desired contour to be imparted to an exterior surface of the radome, and placing a polyetherimide foam co... | 07/19/2005 |
| 6841105 | Process for manufacturing thermoformed article having textured or grained surface A method of forming thermoplastic panels is disclosed which includes the steps of forming the thermoplastic panels by extrusion or a similar process and simultaneously or subsequently texturing or graining at least one face thereof, and utilizing such pre-textured o... | 01/11/2005 |
| 6835348 | Method and device for producing open type polymide moldings, and base material for reflective bodies in lighting equipment A polyimide film F is brought into an intimate contact with a molding die 3 having a concave molding surface 3a so as to tightly close the open end thereof, and the polyimide film F is bent to deform only by the pressure difference of gas while ... | 12/28/2004 |
| 6814905 | Continuous process and apparatus for making thermoformed articles A continuous process for making a thermoplastic article comprises extruding a sheet of thermoplastic and contacting the sheet with a mold surface while the sheet is in a substantially non-oriented state. The mold surface is selectively heated and/or cooled during th... | 11/09/2004 |
| 6799361 | Method for manufacturing an electroacoustical transducer comprising a membrane configuration In an electroacoustic transducer (21) with a stationary transducer part (23) and with a membrane configuration (17) comprising a membrane (15) and a handling ring (1) for the membrane (15) connected with the membrane (15 | 10/05/2004 |
| 6793872 | Method for making cargo liners and mats with channel edge A method for making a cargo liner or a floor mat using a plastic molding process wherein a male mold includes a steel rule about its perimeter or a female mold includes a groove about its perimeter creating a ridge in the molded article to allow trimming of surplus ... | 09/21/2004 |
| 6776941 | Cold isopressing method and mold A cold isopressing method and mold for compacting a granular ceramic material in which the granular ceramic material is introduced into a cylindrical pressure bearing element of an isopressing mold. The cylindrical pressure bearing element is sufficiently rigid so a... | 08/17/2004 |
| 6668456 | Method for manufacturing a display element for a timepiece and display element manufactured in accordance with such method In order to manufacture the display element intended for a timepiece, a sheet of plastic material shaped in a tape (3) is provided. The sheet is then deformed using tools (4, 6) by thermoforming to give it a profile (10, 11, 13, B) corresponding to the ou... | 12/30/2003 |
| 6663738 | Method for preparation of a polyolefin foil and its utilization A method for the preparation of a polyolefin foil by developing a foil from mass having a content of polyolefin and with subsequent treatment of the foil by an electron beams beam. The polyolefin foil prepare according to the invention specific method dis... | 12/16/2003 |
| 6656561 | Composite solid surface article and process for producing the same A composite solid surface article which includes a molded overlay composed of a solid surface material fabricated in a mold; an underlay core material composed of a polymeric material molded onto the overlay but which only covers a center portion of the o... | 12/02/2003 |
| 6555047 | Method for producing a biaxially oriented open ended container A method for producing open-ended biaxially oriented containers includes forming a biaxially oriented intermediate by blow forming, without plug assist, a sheet of unoriented thermoplastic material into a forming tube to a depth of draw sufficient for ful... | 04/29/2003 |
