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Class 264/477 - Polymerizing, cross-linking, or curing


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Processes wherein the molding material is caused to polymerize,
No. of patents: 73
Last issue date: 10/18/2011


1    
NumberTitleIssue Date
8038925Breathable and waterproof lining structure for footwear and garment
A waterproof and breathable lining structure includes a sheet-like waterproof and breathable foaming cushion layer made of a composition of a predetermined amount of low density polyethylene (LDPE) and a predetermined amount of foaming agent such as azodicarbonamide...
10/18/2011
7744803Photo-crosslinkable polyolefin compositions
A photo-crosslinkable polyolefin composition comprises a polyolefin, a source of functionality receptive to crosslinking by UV radiation, a cationic photoinitiator and optionally includes a free-radical photoinitiator, a crosslinking accelerator or sensitizer, and o...
06/29/2010
7241817Process for grafting a fluoropolymer and multilayer structures comprising this grafted polymer
The present invention relates to a process for grafting an unsaturated monomer onto a fluoropolymer, having the steps of: a) melt blending the fluoropolymer with the unsaturated monomer; b) forming the blend obtain...
07/10/2007
7212723Monolithic waveguide arrays
A waveguide array is fabricated by providing a photoreactive material and generating an optical intensity pattern corresponding to a geometry of the waveguide array. A relative translation of the photoreactive material is effected through the optical intensity patte...
05/01/2007
7198833Artificial stone material and method of manufacture thereof
An artificial stone material having an improved natural stone appearance and texture is prepared from thermosetting resin, curing agent, microspheres and additives. The resin and curing agent are thoroughly mixed to form a catalyzed resin mixture. The microspheres a...
04/03/2007
7175894Photo-curing hollow structure
The present invention comprises a fluid-injectable internal bag layer, a base-material layer superposed on an external periphery of the internal bag layer and impregnated with a photo-curing resin, and an outer layer superposed on an external periphery of the base-m...
02/13/2007
7087660Preparation of components and articles with directed high frequency energy heated silica-rich rubber components containing high softening point polymer and sulfur curative
This invention relates to a process of preparation of components and articles of manufacture containing at least one of such components, such as tires, and the resulting prepared components and fabricated articles, by use of directed high frequency energy internally...
08/08/2006
7052641Process of making stretch wrap film
A method of making a plastics stretch film comprises the steps of taking a cast or blown film of LLDPE at a temperature of between 50° C. and 100° C., stretching it in two successive stretching steps, the first step having a stretch ratio higher than that of the s...
05/30/2006
7044475Cover-integrated gasket
A gasket integrated with a cover wherein a gasket material composed of a thermoplastic elastomer composition is integrally fixed to the cover having a shape of multistep contraction over at least two contraction steps, a gasket wherein the cover and the gasket are i...
05/16/2006
7041740Heat-settable resins
Heat-settable epoxy resin mixtures are provided that can be used alone or in combination with fibers to form large composite material structures without the need for high consolidation pressures. The heat-settable resin mixture is composed of a resin component, curi...
05/09/2006
7029621Apparatus and method of fabricating fiber reinforced plastic parts
The invention relates to an apparatus and method for fabricating FRP parts. More specifically, the invention relates to a method for forming FRP parts without the use of forms or molds. According to a preferred embodiment of the present invention, the method for fab...
04/18/2006
7017352Cooling of extruded and compression molded materials
The present invention relates to a system and a method for cooling extruded and molded materials. The present invention is especially useful to thoroughly cool an extrudate by directing a cooling fluid toward a surface of the extrudate (e.g., an interior surface tha...
03/28/2006
7008589Method and device for producing fastener parts from radiation cured plastic materials
A process produces cling-fastener parts with a large number of interlocking members (24) from a formulation encompassing radiation-crosslinkable prepolymers. The prepolymer is molded, cast, and/or compression molded into the shape of a large number of interlo...
03/07/2006
7001366Radiologically trackable surgical sponges
The apparatus and method is provided that employs a “radiopaque” object to count and account for surgical sponges in an operating room. A radiopaque object is embedded in surgical sponges so that a scanning device can detect and count a large number of the spong...
02/21/2006
6926853Continuous impregnation of long fibers with resin for manufacturing elongate composite elements
An apparatus for manufacturing an elongate composite element in undefined lengths, the composite element containing reinforcement fibers embedded in a matrix based on a composition containing a curable resin, including a vacuum chamber, rigid-walled inlet tubing, an...
08/09/2005
6911174Process of making multicomponent fiber incorporating thermoplastic and thermoset polymers
The present invention provides a multicomponent fiber containing at least two polymer components arranged in distinct zones or segments across the cross-section of the fiber wherein at least one component of the fiber contains a thermoplastic polymer and at least on...
06/28/2005
6858275Irradiated multilayer film having seal layer containing hyperbranched polymer
An irradiated multilayer film has a first layer and a second layer. The first layer is an outer heat seal layer containing a blend of a highly branched homogeneous polymer and a semicrystalline polymer. The highly branched homogeneous polymer has at least 40 branche...
02/22/2005
6824729Process of making a nonwoven web
A method of preparing a nonwoven web that has substantially continuous synthetic fine fiber includes preparing an aqueous amide crosslinked polymer solution. The solution is extruded through a die having a plurality of orifices to form a plurality of threadlines. Th...
11/30/2004
6808671Method for manufacturing fuel hose and ultraviolet crosslinking composition used therefor
A method for manufacturing a fuel hose which can efficiently produce heat-resistant and flexible fuel hoses. The method for manufacturing a fuel hose forms a protector layer on an outer peripheral surface of a resinous inner layer, and includes the steps of extrudin...
10/26/2004
6761965Irradiated multilayer film having seal layer containing hyperbranched polymer
An irradiated multilayer film has a first layer and a second layer. The first layer is an outer heat seal layer containing a blend of a highly branched homogeneous polymer and a semicrystalline polymer. The highly branched homogeneous polymer has at least 40 branche...
07/13/2004
6723425Thermally conductive molded article and method of making the same
A thermally conductive molded article is produced by molding a conductive composition into a predetermined shape. The composition includes a polymer matrix and carbon powders. The carbon powders are obtained by graphitizing a polymeric material that has an aromatic ...
04/20/2004
6660211Methods of making biodegradable films having enhanced ductility and breathability
The present invention is directed to methods of making biodegradable films and biodegradable precursor films having enhanced breathability and ductility. The method includes blending a water soluble polymer and a biodegradable polymer to form a blended po...
12/09/2003
6638572Heat resistant material for molds and other articles
A particulate silicone based material and method for forming a heat resistant composite is provided. The particulate silicone based material is heated to a temperature between about 200° F. and about 400° F. The particulate silicone based material is co...
10/28/2003
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
6620214Method of making ceramic aggregate particles
Methods for making ceramic aggregate particles comprising forming a plurality of ceramic aggregate precursor particles from a composition by forcing the composition through at least one orifice in a substrate, at least partially curing the ceramic aggrega...
09/16/2003
6528439Crimped polymeric fibers and nonwoven webs made therefrom with improved resiliency
The present invention is directed to crimped and resilient polymeric fibers and to fabrics and laminates made from the fibers. In general, the fibers are produced by crimping a polymeric fiber and then cross-linking a polymer and/or monomer contained with...
03/04/2003
6524516Apparatus and a method for the extrusion of moulding from a cross-linkable polymer material
The present invention relates to apparatus for extruding mouldings from cross-linkable polymer material. The apparatus includes a first part to which the polymer material is delivered from a material container, and a second part which forms a moulding too...
02/25/2003
6495087Preparation of thermal contraction sleeve
A preparation of thermal contraction sleeve is disclosed. In this method, polyethylene fibers are elongated by 850%~1,200% and are exposed to a radiation of 2.5~3.5 Mrads, thus being cross-linked. The first surface of a fabric sheet, made of the polyethyl...
12/17/2002
6485665Method for producing polyurethane elastomer fibers and fibers produced according to this method
Polyurethane elastomer fibers with superior mechanical and heat distortion properties are obtained by a method in which (a) a segmented polyurethane polymer is produced on the basis of a macro-diol, an aliphatic diisocyanate, and a chain extender with at least...
11/26/2002
6409862Process for producing biaxially oriented PET films and use of the same for SMD-technology film capacitors
Process for producing biaxially oriented PET film for use in film capacitors with SMD capabilities and its use for SMD-technology film capacitors The invention describes a process for producing a biaxially oriented film of thickness
06/25/2002
6403013Method for producing a drip irrigation line
The invention provides a method for producing a drip irrigation line, comprising a continuous tubing with spaced-apart drip outlets and a plurality of self-regulating emitter elements for drip irrigation arranged therein, wherein each of said elements is ...
06/11/2002
6395216Method and apparatus for ultrasonically assisted melt extrusion of fibers
An apparatus and a method for the melt extrusion of a molten thermoplastic polymer, e.g., as fibers and nonwoven webs, which apparatus and method utilize ultrasonic energy to assist in the melt-extrusion process. The apparatus includes a die housing which...
05/28/2002
6368533Process for forming films, fibers and base webs from thermoset polymers
A process for forming fibers, films and fibrous webs from thermoset polymers is disclosed. The process includes first forming an energy activatable prepolymer composition. The prepolymer composition is extruded through a die in order to form polymeric art...
04/09/2002
6309584Method for producing profiled sections coated with lubricating lacquer for use in the building industry, and profiled section coated with the lubricating lacquer
Profiled sections 1, in particular extruded seals made of elastic material, are designed and produced economically such that they have absolute storage stability and low coefficients of friction and are suitable for a wide variety of uses. The profiled se...
10/30/2001
6241937Process for the production of polyolefin moldings
A polyolefin shaped article having high strength and high modulus is efficiently manufactured without a need to accompany a process of removing a flow modifier or the like. A method is characterized as including the steps of melt forming a composition pri...
06/05/2001
6217962Moisture-resistant barrier material based on copolyamide PA-6, I/6, T/6, 6 and/or PA-6, I/6, T which is capable of being processed by drawing and/or thermoforming
The present invention relates to materials which are barriers to gases and to liquids, which are resistant to water and which are capable of being shaped into single- or multimaterial thin layers or films which can be processed by drawing and/or thermofor...
04/17/2001
6120791Methods for making controlled release devices for pharmaceuticals
The invention relates to a process for making a controlled release device suitable for introduction into a human or animal body. The process comprises coextruding a continuous external body comprising a silicone elastomer and one or more elements comprisi...
09/19/2000
6103178Method for producing ceramic fibers from blends of siloxane resins and carborane siloxane oligomers
The present invention relates to a method for the formation of amorphous boron silicon oxycarbide fibers and crystalline boron-doped silicon carbide fibers wherein the method comprises preparing a blend of a siloxane resin and a carborane-siloxane oligome...
08/15/2000
5993922Compositions and methods for selectively crosslinking films and improved film articles resulting therefrom
The present invention generally relates to polymeric compositions capable of providing enhanced crosslinking efficiency, to single and multilayer films having the subject composition contained within at least one layer of said film, to a method of treatin...
11/30/1999
5958324Method for formation of crystalline boron-doped silicon carbide and amorphous boron silicon oxycarbide fibers from polymer blends containing siloxane and boron
The present invention relates to a method for the formation of amorphous boron silicon oxycarbide fibers and crystalline boron-doped silicon carbide fibers comprising: preparing a blend of a siloxane resin and a boron-containing polymer, forming the blend...
09/28/1999
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