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Class 264/454 - Direct application of fluid pressure (e.g., blow molding, etc.)


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Processes wherein a positive or negative pressure is applied
No. of patents: 81
Last issue date: 05/01/2012


1      
NumberTitleIssue Date
8168112Blown films and processes of forming the same
Blown films and processes of forming the same are described herein. The processes generally include providing a bimodal ethylene based polymer, blending the bimodal ethylene based polymer with at least about 30 ppm peroxide to form modified polyethylene and forming ...
05/01/2012
8163226Stabilized polyethylene material
Stabilized polyethylene materials which offer an advantageously balanced combination of thermal, mechanical and processing properties, and which maintain their physical properties in chlorinated water environments are disclosed. The materials include an antioxidant ...
04/24/2012
7927540Method of manufacturing a composite filter media
A method of making a composite filter media includes, in an exemplary embodiment, forming a nonwoven fabric mat that includes a plurality of synthetic fibers by a spunbond process, and calendaring the nonwoven fabric mat with embossing calendar rolls to form a bond ...
04/19/2011
7922959Method of manufacturing a composite filter media
A method of making a composite filter media includes, in an exemplary embodiment, forming a nonwoven fabric mat that includes a plurality of synthetic fibers by a spunbond process, and calendering the nonwoven fabric mat with embossing calender rolls to form a bond ...
04/12/2011
7829008Fabricating a stent from a blow molded tube
Disclosed is a method for fabricating a stent, the method comprising: positioning a polymeric tube inside a mold, wherein a high thermally conductive element covers at least a portion of the outer surface of the mold, the high thermally conductive element having a t...
11/09/2010
7708928Process for forming medical device balloons
Medical device balloons are formed from a tubular parison by a process or apparatus which establishes a controlled location (initiation zone) on the parison where radial expansion is initiated. Initiation within the initiation zone is achieved by heating the parison...
05/04/2010
7491358Method and device for regulating the temperature of parisons
A method and device serve the tempering preforms of a thermoplastic material. The preforms are modeled subsequent to tempering into a container inside a blow-molding mold by the action of a medium under pressure. During tempering, the preforms are heated by being ac...
02/17/2009
7306760Process and apparatus for producing bottle-shaped container made of synthetic resin
A method for producing bottle-type containers made of a synthetic resin, e.g., polyethylene-terephthalate resin, includes a heat treatment step for heating and crystallizing a neck portion of a perform corresponding to a neck portion of a container. In a first stage...
12/11/2007
7284778Device for carrying preforms comprising improved gripping means
A device for carrying a preform in a temperature condition oven, including a gripping device provided with gripping claws, which enclose an outer surface of the neck of the preform. An inner core is provided that penetrates axially inside the neck over a distance su...
10/23/2007
7264458Process and apparatus for forming medical device balloons
Medical device balloons are formed from a tubular parison by a process or apparatus which establishes a controlled location (initiation zone) on the parison where radial expansion is initiated. Initiation within the initiation zone is achieved by heating the parison...
09/04/2007
7244381Method for blow forming a container made of plastic and for coating the inside of said container
The invention relates to a method for blow forming a container (1) from a parison (2) made of plastic. After heating, said container is preformed by a gas injected into the container (1, 2) at a low pressure of 5 bar and by expanding the inner v...
07/17/2007
7234234Method of manufacturing bandpass filters for GHz bands
Disclosed is a method of manufacturing a BPF (bandpass filter) for GHz bands of the structure that an input signal line (2) and an output signal line (3) run with a small gap on one surface of a sheet (1) made by dispersing soft magnetic metal p...
06/26/2007
7175799Process for producing hollow member
A process is provided for producing a hollow member having a wall thickness, in a cross section orthogonal to the longitudinal direction, that varies in the longitudinal direction, the process including a heating step of heating a tubular material (Pa) so that the t...
02/13/2007
7101597Medical devices made from polymer blends containing low melting temperature liquid crystal polymers
A medical device, at least a portion of which is composed of a polymeric material in which the polymeric material is a melt blend product of at least two different thermoplastic polymers, one of the thermoplastic polymers being a thermoplastic liquid crystal polymer...
09/05/2006
7063870Manufacture of functionally graded carbon-carbon composites
Annular brake disc preform (15), wherein 40 to 80 layers of reinforcement fibers of at least two different lengths (11, 19) ranging from 10–60 mm are distributed in a planar gradient throughout the body of the preform, with the reinforcement fibers l...
06/20/2006
7056466Method of manufacture medical devices employing microwave energy
An apparatus and method for molding balloon catheters is disclosed. The balloon may be molded by providing a polymeric tube within a mold having an interior cavity in the shape of the desired balloon. Microwave energy, which may be generated by a gyrotron, may then ...
06/06/2006
6982311Films produced from substantially linear homogeneous olefin polymer compositions
The subject invention provides a film having at least one layer comprising an interpolymer of ethylene and at least on comonomer selected from the group consisting of C3-C20 α-olefins, dienes, and cycloalkenes, wherein the interpolymer is char...
01/03/2006
6962670Determination of layer thickness or non-uniformity of layer thickness based on fluorophore additives
The invention provides a method for measuring the thickness, or non-uniformity of thickness, of one or more layers of a film or article such as a preform. At least one layer contains a known concentration and a substantially uniform distribution of fluorophores. The...
11/08/2005
6896838Halogenated polymeric containers for 1, 1-disubstituted monomer compositions
A container made without employing a mold release agent, comprised of halogenated polymeric material provides an extended shelf-life for 1,1-disubstituted ethylene adhesive monomer compositions. ...
05/24/2005
6852267Method for producing tubular containers
The invention relates to a method for producing tubular containers with an open filling opening and with an end that is provided with a seal. The inventive method comprises the following steps: separately producing a preform with a neck with definitive dimensions an...
02/08/2005
6838037Method for making biodegradable polyhydroxyalkanoate copolymers having improved crystallization properties
Methods for enhancing the rate of a first biodegradable polyhydroxyalkanoate having a copolymer, or a blend thereof, of at least two randomly repeating monomer units, and has a melting point Tm1, by solution blending or melt blending the first biodegradable polyhydr...
01/04/2005
6835347Method of forming a highly thermally conductive and high strength article
A highly thermally conductive and high strength net-shape moldable molding composition, with a thermal conductivity above 4 W/m° K and a strength of at least 15 ksi includes a polymer base matrix of, by volume, between 30 and 70 percent. A first highly thermally co...
12/28/2004
6833174Molded sheet, its use, and process for its production
A molded sheet has a core which is composed of a number of core layers and, located on both sides of the core, substrate layers, decorative layers, and clear layers. Flame retardants have been added to the various layers of the molding, and specifically in a manner ...
12/21/2004
6686034Process for producing a fiber-reinforced thermoplastic resin molded product and product thereby produced
A new process for producing a fiber-reinforced thermoplastic resin molded product with a high mechanical strength and no heat substantial deterioration of the resin, by an efficient heating without applying shear stress to the fiber-reinforced thermoplast...
02/03/2004
6620895Processing polyethylenes
Polyethylenes made from ethylene and a series of ଱-olefins using a catalyst that copolymerizes ethylene and ଱-olefins usually have excellent melt processing characteristics, especially in uses where high zero shear viscosity and low high shear...
09/16/2003
6436547Laminated packaging material, method of manufacturing of said laminated material and packaging containers produced therefrom
The invention relates to a laminated packaging material comprising a core layer of paper or paperboard and a gas barrier layer of a polyarmide blend including a condensation polymer of metaxylene diamine and adipic acid (Nylon-MXD6) and a second crystalli...
08/20/2002
6428735Method for making a carbonated soft drink bottle with an internal web and hand-grip feature
A machine and method for blow molding a polyester bottle for carbonated beverages with an internal web structure positioned between two hand-grip depressions. The machine and method uses an injection-molded preform having a web feature and maintains the w...
08/06/2002
6423263Method for producing molded crystalline resin article
To provide a method for producing a molded crystalline resin article which enables a higher crystallization degree and to mass-produce the molded crystalline resin articles. The method comprises molding a molded resin article from a thermoplastic resin co...
07/23/2002
6383439Chemically modified elastomers and blends thereof
This invention relates to grafted ethylene-higher ଱-olefin polymers and blends thereof. Preferred grafted ethylene-higher ଱-olefin polymers are multimodal EPDM's having 5-40 weight % of a higher molecular weight, higher ethylene content, lower...
05/07/2002
6361301Heater assembly for blow molding plastic preforms
A heater assembly (20) for heating blow molding plastic preforms (14) includes a plurality of elongated heaters (26) mounted by a housing (24) and extending along a path of conveyance of the preforms in a parallel relationship to each other, and each heat...
03/26/2002
6315939Process for producing stretch blow formed plastic containers
Stretch blow molded containers are made from a preform made of a plastic material suitable for stretch blow molding such as, e.g., PET. The preform is heated to a temperature suitable for stretch blow molding and is introduced into a mold. An explosive ga...
11/13/2001
6254820Multi-layer laminated preform and method of its manufacture
A blank (2) is molded for the manufacture of a multi-layer preform (1). The blank possesses protrusions (5). After the protrusions (5) have been brought to a plasticized state under the action of heat, those surfaces that contain protrusions (5) are cover...
07/03/2001
6217308Multicavity blow molding machine for producing hollow bodies
A blow-molding apparatus has an ionization bar extending along the row of extruded parisons to dissipate electrostatic charge thereon. The ionization bar comprises a conductive strip received in an insulating holder and preferably a copper laminate strip ...
04/17/2001
6113840Process for heat treatment of the body of a preform or of an intermediate-stage container made of a thermoplastic material
The invention relates to the thermal treatment of the body (2) of a preform (1) or of an intermediate container made of a thermoplastic material during a process for manufacture of the container, such as a flask or bottle, in particular by blowing or stre...
09/05/2000
6090337Method for making multi-layer plastic preform for blow molding
A method for making a multi-layer plastic preform 14 with an inner layer 28 that is extrusion blow molded from a resin having an intrinsic viscosity greater than 0.90, and an outer layer 44 that is injection molded around the inner layer from a resin havi...
07/18/2000
6086796Diamond-like carbon over-coats for optical recording media devices and method thereof
A method is provided for manufacturing a diamond-like carbon (DLC) coated optical phase-change recording medium for use with near-field optical head devices and which exhibits superior wear resistance and improved lifetime. According to the method, the su...
07/11/2000
5980229Heating device for machines for the transformation of plastic materials
The heating device for a machine for transforming plastic materials, comprises a heating body (39) disposed between two parallel rows (41, 42) of preforms (14). It is provided with at least two heating tubes (40) having bidirectional heating blades (54). ...
11/09/1999
5876768Machines for the production of receptacles of plastic material
The machine for the production of receptacles of plastic material includes a loading device (5) in which the preforms are disposed neck down on supports (7) of double carriers (8) heated in a heating device (10) and moved into a drawing-blowing device (12...
03/02/1999
5786023Method and apparatus for the freeform growth of three-dimensional structures using pressurized precursor flows and growth rate control
Method and apparatus for the selective heat-induced deposition of solid material from gas-phase or super-critical fluids to produce three-dimensional parts by pyrolysis of the fluids. The apparatus involves computer/feedback control of the evolving shape ...
07/28/1998
5783637Plastic container made form a fusion blend of post consumer plastic and ethylene polymers
A plastic container made from a fusion blend of a post consumer plastic and ethylene polymers and comprising post consumer resin of homopolymer high density polyethylene resin and a small amount of linear low density polyethylene resin. In another form, t...
07/21/1998
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