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Assignee: Chemfab Corporation


Location: Merrimack, NH
No. of patents: 11

NumberTitleIssue Date
6417280Fluoropolymeric composition
A blended solid composition is provided containing a fibrillatable microparticulate PTFE polymer in an unfibrillated state and at least one elastomeric and/or fluoroplastic component. The composition is useful in making microfiber-reinforced solid composi...
07/09/2002
6239223Fluoropolymeric composition
A blended solid composition is provided containing a fibrillatable microparticulate PTFE polymer in an unfibrillated state and at least one elastomeric and/or fluoroplastic component. The composition is useful in making microfiber-reinforced solid composi...
05/29/2001
6194050Composites of fluropolymers with thermally non-adherent non-fluoropolymers
A composite of thermally non-adherent fluoropolymeric and non-fluoropolymeric components is created through the agency of a non-woven, fibrous binder interposed between and portionally embedded into both components. The fibers of the non-woven binder have...
02/27/2001
6139426Molded polymer air diffusing screen
A molded plastic air diffusing screen in an air supply system provided for effectively diffusing or deflecting air supplied through a coreless or vane-free duct such that undesirable air turbulence and draft/currents are substantially diminished; more par...
10/31/2000
6059655Fabric air diffuser, method for diffusing air, and method for attenuating noise associated with flowing air
A fabric air diffuser and a method for diffusing air are provided. The diffuser comprises a frame adapted to be connected to the end of an air supply duct. Mounted within the frame is a flat, open-weave, fabric sheet. The fabric sheet redirects and scatte...
05/09/2000
5916659Composites of fluoropolymers with thermally non-adherent non-fluoropolymers and methods for producing the same
A composite of thermally non-adherent fluoropolymeric and non-fluoropolymeric components is created through the agency of a non-woven, fibrous binder interposed between and portionally embedded into both components. The fibers of the non-woven binder have...
06/29/1999
5759924Translucent polymeric composite for use in an architectural load-bearing structure
An improved translucent architectural fabric reinforced fluoroplastic composite is described exhibiting a transmission of normally incident visible light of at least about 23%, and when subjected to 1:1 biaxial loads up to 25% of the uniaxial tensile brea...
06/02/1998
5725427Fabric air diffuser, method for diffusing air, and method for attenuating noise associated with flowing air
A fabric air diffuser and a method for diffusing air comprises a frame adapted to be connected to the end of an air supply duct. Mounted within the frame is a flat, open-weave, fabric sheet. The fabric sheet redirects and scatters air passing through the ...
03/10/1998
5357726Composite materials for structural end uses
A flexible, reinforced textile composite material for constructing tensioned fabric structures, e.g. for sheltering from the outdoor environment, is disclosed. The material has a hydrophobic protective film element laminated to the textile composite mater...
10/25/1994
5238748Polyimide and fluoropolymer containing films and laminates
A multi-layer film of improved adhesive strength and other properties is made by combining a layer of polyimide and one or more layers of fluoropolymer selected from the group consisting of PTFE, thermally compatible TFE copolymers, blends thereof, PVF
08/24/1993
5230937Reinforced fluoropolymer composite
A novel composite comprises a substrate having a coating matrix including an initial layer of a perfluoropolymer and an overcoat comprising a fluoroelastomer, a fluoroplastic, a fluoroelastomer/fluoroplastic blend, or a combination thereof. The perfluorop...
07/27/1993
 
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