The valve is comprised of a strip (1) on which are welded two coplanar strips (3, 4) separated by an opening (5). In order to fabricate the valve, a web (11) is used on which are welded two bands (12, 13), separated by a gap (5). The resulting valve (16) is welded onto a sheet (17) which is part of the inflatable body, is provided with an orifice (19) in registration with the opening (5) of the va...

The present invention discloses a novel helix, substantially comprising two pieces: a central ring, and a plurality of pallets (from 4 to 100 pallets). For the assemble of these pieces, only screws are required. Due to the fact that said multiple-pallet type helixes, which are useful for mechanical applications, are usually of a very large diameter, it is necessary to firmly hold them. In order to...

A novel technique to treat post-consumer polyester for reuse in food-contact applications is described. The process comprises contacting contaminated post-consumer polyester flake with at least one extraction solvent which is soluble in said contaminated flake at a temperature sufficient to allow rapid diffusion of contaminants from said polyester flake; and removing said extraction solvent contai...

The instant invention provides for monoclonal antibody which is specific for the 'beta'A4 peptide, and in particular the free C-terminus of 'beta'A4 "1-42" but not "1-43", and stains diffuse and fibrillar amyloid, vascular amyloid, and neurofibrillary tangles. The instant invention further provides for antibody fragments and constructs thereof which have the same binding specificity. The instant i...

A method of making a latex article, by contacting a latex article with water, an aqueous emulsion comprising a high-density, substantially linear hydrocarbon polymer, and an acid-activated oxidizing agent or initiator, mixing in an acid the reaction mixture to activate the oxidizing agent or initiator, then, after a first selected period of time sufficient to adhere the polymer to the surface of t...

There is provided a process comprising combining at least two granular elastomers wherein each elastomer has particles in size of about 5 mm or smaller into a granular preblend; optionally adding one or more additives such as fillers, oils, processing aids, antidegradants, and the like; and masticating the preblend and optional additives when employed with at least one vulcanizing agent to produce...

Method for the preparation of silicone foam, characterized by the fluid transport into a mixing device equipped with a shear-stirring mechanism and a discharge nozzle of both fluids of an organopolysiloxane composition comprising at least a base fluid and a curing agent fluid, wherein a gas-enclosing hollow filler is blended into either or both of said base and curing agent and wherein said organo...

Thermoshrinkable films based on polyolefin compositions comprising: (i) a linear copolymer of ethylene with one or more 'alpha'-olefins (LLDPE); (ii) a copolymer of propylene having particular composition and characteristics. The films are characterized by good optical and mechanical properties and, in particular, by a high tear resistance.; Películas termoencogibles a base de composiciones de pol...

The invention concerns a transparent component comprising at least two parallel plates of transparent material with a space therebetween. The space contains at least one fibre-reinforced aerogel plate and/or mat. The invention further concerns the use of this component.; La invencion se refiere a un componente trasparente que comprende por lo menos dos hojas paralelas de material transparente con ...

This invention discloses a process for preparing PVB sheeting having a desired uniform adhesivity for glass lamination interlayer applications. The process for preparing PVB sheeting comprises preparing a blend of polyvinylbutyral and a compatible quantity of at least one plasticizer and an adhesion control agent, and extruding the blend to form a sheet. The improvement comprises monitoring the ac...

A process for preparing coating compositions of a commingled hydrogel of a polyurethane-polyurea polymer hydrogel and a poly(N-vinylpyrrolidone) polymer hydrogel; a process for making materials composed of a polymeric plastic or rubber substrate or a metallic substrate, with a coating of the commingled hydrogel thereon; and a process for making medical devices with a coating of the commingled hydr...

Slippery, hydrophilic coating compositions of a polyurethane/urea prepolymer adduct intermediate commingled with at least one dissimilar hydrogel polymer precursor, and materials composed of a polymeric plastic or rubber substrate or a metallic substrate with a slippery hydrogel coating of a polyurethane/urea prepolymer adduct intermediate and at least one dissimilar hydrogel thereon, such that th...

The wiper rest area of an automotive windshield is heated by a heatable member optionally mounted on polyester substrate or heating element. The windshield includes outer and inner glass sheets secured together by an interlayer. The heating element is positioned on inner surface of the outer glass sheet and held in position by the interlayer securing the inner and outer sheets together. The heatin...

A diaphragm fluid flow control assembly serving to provide a leak-proof seal for fluid-containing structures and serving to provide a leak-proof seal while fluid is extracted from the structures via a blunt tipped tube or needle. A perforation in the diaphragm is sealed closed by compressive forces within the diaphragm prior to insertion of a needle through the diaphragm into a fluid containing st...

A glassy metal alloy consists essentially of the formula: FeaCobNicMdBeSifCg, where "M" is at least one member selected form the group consisting of molybdenum, chromium and manganese, "a-g" are in atom percent, "a" ranges from about 30 to about 45, "b" ranges form about 4 to about 40, "c" ranges from about 5 to about 45, "d" ranges from about 0 to about 3, "e" ranges from about 10 to about 25, "f...

Cell-gels composed of cells contained within a cross-linked matrix of collagen cross-linked with bifunctional polyethylene glycol are made by cross-linking the collagen in the presence of the cells. The gels are useful for augmenting living tissue.; Los geles celulares compuestos de células contenidas dentro de una matriz reticulada de colágeno reticulado con polietilenglicol bifuncional se hacen ...

A filter material for removing chlorine from cold water used in preparing a human-consumable beverage having at least one layer of a mat of laid fibers (2) of cellulosic fibers (2) and synthetic textile fibers (2) and mixtures thereof. A synthetic hydrophilic, food-grade latex binder (3) deposited onto the fibers (2) within the mat in an amount sufficient to so bind the fibers (2) together within ...

A retreaded tire assembly (66) and method for making the same is disclosed. The method and assembly provide for the application of new tread (60) to a buffed tire casing (12) with only a layer of cushion gum (50) disposed therebetween. The cushion gum (50) is applied directly to the buffed circumference (44) of a tire casing (12) without the use of conventional spray cement normally applied to the...

A television viewer can select among a choice of available camera angles and audio feeds when viewing a sporting event such as a football game without changing the television channel. Audio, video and control data is transmitted in a packetized data stream with control data providing a pre-assigned channel designation (e.g., channel 10 for network X). A set-top terminal receives and processes the ...

The invention relates to the controlled release of calcium sulfate as well as to the controlled release of an additive to a calcium sulfate matrix such as medicaments or pesticides. The controlled release is achieved by a pellet comprising calcium sulfate. The pellet is prepared by the process comprising mixing powder consisting essentially of alpha-calcium sulfate hemihydrate, a solution comprisi...