Reinforced plastic article with improved surface properties
First Claim
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1. A RIGID REINFORCED SYNTHETIC RESIN ARTICLE HAVING GOOD DIELECTRIC PROPERITIES AND HIGH IMPACE STRENGTH AT LEAST ONE SURFACE OF WHICH MAY BE MACHINED BY SANDING AND GRINDING TO PROVIDE A BONDABLE SURFACE WITHOUT COLOGGING THE MACHINING TOOL COMPRISING, A SYNTHETIC RESIN BASE CONSISTING OF A COPOLYMER OF STYRENE AND DIVINYLBENZENE, A WOVEN POLYPROPYLENE REINFORCING FABRIC IMBEDDED IN SAID BASE, AND A MAT OF NON-WOVEN POLYPROPYLENE FIBERS IMBEDDED IN AT LEST ONE SURFACE OF SAID BASE.
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1 Claim
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1. A RIGID REINFORCED SYNTHETIC RESIN ARTICLE HAVING GOOD DIELECTRIC PROPERITIES AND HIGH IMPACE STRENGTH AT LEAST ONE SURFACE OF WHICH MAY BE MACHINED BY SANDING AND GRINDING TO PROVIDE A BONDABLE SURFACE WITHOUT COLOGGING THE MACHINING TOOL COMPRISING, A SYNTHETIC RESIN BASE CONSISTING OF A COPOLYMER OF STYRENE AND DIVINYLBENZENE, A WOVEN POLYPROPYLENE REINFORCING FABRIC IMBEDDED IN SAID BASE, AND A MAT OF NON-WOVEN POLYPROPYLENE FIBERS IMBEDDED IN AT LEST ONE SURFACE OF SAID BASE.
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Current AssigneeRoger T. Guthrie
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Original AssigneeRoger T. Guthrie
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InventorsGuthrie, Roger T.
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Application NumberUS04/066,692Time in Patent Office1,441 DaysField of SearchUS Class Current442/281CPC Class CodesH01B 3/48 fibrous materials fibre-rei...Y10T 442/3813 Coating or impregnation con...
