Oct , The present invention includes a screw tip for an extruder screw for effecting mixing in an extruder Original Assignee, Certainteed Corporation siding, decking, fence, rail, guard rail, plank, board, structural lumber, stair tread, riser, kick plate, pipe, window, framing, sill, jamb stile, track, roofing, flooring,
Dec , The center section may be cut to a desired length and installed over arched windows or doors by bending to shape as it is installed For arched applications, a combination of rigid and flexible PVC may be coextruded to provide a desired cross sectional profile that is flexible enough to be bent around the
Jul , The shelter assembly of claim further comprising a floor member comprising one or more of a low shower basin, or floor panels sloped to allow water to drain The shelter The shelter may be made of a strong, sturdy material, such as recycled plastic, recycled wood or the like The shelter may be
Concrete forming structures are provided particularly for use as horizontal floor forms or vertical wall forms include re hydrated calcined gypsum, wood fibre and adhesive, or some other suitable nailing compound which can be placed in a channel while in a fluid or plastic state and which hardens after it has been placed.
Jul , Many modern threshold assemblies include an extruded aluminum frame having an upwardly open channel from which a sill slopes outwardly and downwardly A threshold cap, which may be made of plastic or wood, is disposed in the upwardly open channel and underlies a closed door mounted of the
Nov , The window sash of this invention employs strips of extruded plastic materials which are connected together by mechanical fasteners into an inner sash Where weather conditions make wood exterior finishes a higher maintenance element, aluminum or other metals are often preferred as an exterior
Apr , The semi molten mixture emerging from the mixer is then introduced into an extruder or press where it is formed into a mass of desired shape, and cooled This method allows for the production of useful, shaped masses from two different classes of materials which have been otherwise treated as waste.
Jul , Composition according to claim or , characterized in that the further additional compounds are selected from the group of natural or synthetic mica, plastic bottles, bottle caps, films, coextrusion films, exterior and interior automotive parts etc, having surfaces, which again show antimicrobial activity.
Mar , Many naturally occurring substances, such as clay, sand, wood and rocks, even twigs and leaves have been used to construct buildings Plastic Plastic pipes penetrating a concrete floor in a Canadian highrise apartment building The term plastics covers a range of synthetic or semi synthetic organic
Jan , A polymer and wood composite structural members can be manufactured by extruding and injection molding a composition comprising polyvinyl chloride, wood fiber and In the Table, the composite material is made from a polyvinyl chloride known as GEON obtained from B.F Goodrich Company.
Feb , This invention pertains to a system and process for making synthetic wood products, such as building materials, including roof shingles, siding, floor tiles, An example of such type material is Polyethylene extrusion coating resin manufactured by The Dow Chemical Company, Midland, Mich.
In another aspect of the present invention, a shelter kit comprises a container providing essential supplies and having one or more floor members adapted to form a Similar to angled members , , the I beam connector may be made of rubber, such as a material made from recycled tires, plastic, wood or the like.
Oct , The composite material of claim wherein the wood fiber has a fiber diameter of about to microns and a fiber length of about microns Common extruded thermoplastic composite materials cannot provide thermal and structural properties similar to wood or other structural materials.
The heating and mixing steps are carried out under very high pressures to ensure encapsulation of the filler material by the plastic fraction These high pressures are stated to range from about to about kg cm (, , psi) The material may then be co extruded with a reinforcement structure and formed into a