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Browse by Category: Main > Material Science
Class Information
Number: 428/308.4
Name: Stock material or miscellaneous articles > Web or sheet containing structurally defined element or component > Composite having voids in a component (e.g., porous, cellular, etc.) > Void-containing component partially impregnated with adjacent component > Void-containing component is synthetic resin or natural rubbers
Description: Subject matter in which the void-containing component is identified as a synthetic resin composition and claimed as such, e.g., polyvinyl chloride, polyurethane, acrylonitrile-butadiene-styrene, etc.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
5503921 Core with foamed skin covering Apr. 2, 1996
5501895 Floor covering underlayment Mar. 26, 1996
5487926 Optical disk Jan. 30, 1996
5482766 Deep-drawable film Jan. 9, 1996
5466506 Translaminar reinforcement system for Z-direction reinforcement of a fiber matrix structure Nov. 14, 1995
5466506 Translaminar reinforcement system for Z-direction reinforcement of a fiber matrix structure Nov. 14, 1995
5462667 Filter for liquor filtration Oct. 31, 1995
5462781 Surface modified porous expanded polytetrafluoroethylene and process for making Oct. 31, 1995
5461083 Formed plastic and method of manufacturing the same Oct. 24, 1995
5451453 Supports having azlactone-functional surfaces, adduct supports, and methods of preparing both Sep. 19, 1995
5447789 Adhesion promoter for PVC compounds Sep. 5, 1995
5447788 Porous, nonwoven liquid-activated barrier Sep. 5, 1995
5441056 Repellent-treated, barrier-coated nonwoven web Aug. 15, 1995
5439736 Gas plasma polymerized permselective membrane Aug. 8, 1995
5439733 Insert intended for use in the clothing industry Aug. 8, 1995
5437924 Compostable, biodegradable foam core board Aug. 1, 1995
5437900 Surface modified porous expanded polytetrafluoroethylene and process for making Aug. 1, 1995
5436068 Selectively transmissive polysulfonic hollow fiber membrane Jul. 25, 1995
5431571 Electrical conductive polymer matrix Jul. 11, 1995
5421281 Pillows adapted for use on board oil spill system for oil carrying tanker Jun. 6, 1995
5418055 Hydrohalocarbon resistant refrigerator liners May. 23, 1995
5418054 Flame-retardant, waterproof and breathable expanded PTFE laminate May. 23, 1995
5418051 Internally coated webs May. 23, 1995
5413853 Melamine resin foam May. 9, 1995
5407575 Oil spill cleanup and recovery system Apr. 18, 1995
5407699 Electrically conductive pyrrole polymers Apr. 18, 1995
5391424 Lightweight filler and a process for its manufacture Feb. 21, 1995
5385777 Porous film, process for producing the same, and use of the same Jan. 31, 1995
5385780 Sinterable mass of polymer powder having resistance to caking and method of preparing the mass Jan. 31, 1995
5378533 Electrically conductive exothermic composition comprising non-magnetic hollow particles and heating unit made thereof Jan. 3, 1995
5374475 Record carrier for the receipt of coloring materials Dec. 20, 1994
5372876 Papermaking felt with hydrophobic layer Dec. 13, 1994
5368929 High temperature insulation for liquid-filled transformers Nov. 29, 1994
5364681 Acoustic lamina wall covering Nov. 15, 1994
5362553 Microporous waterproof and moisture vapor permeable fabric Nov. 8, 1994
5352511 Hydrophilic compositions with increased thermal resistance Oct. 4, 1994
5344702 Coated fibers Sep. 6, 1994
5344701 Porous supports having azlactone-functional surfaces Sep. 6, 1994
5342434 Gas permeable coated porous membranes Aug. 30, 1994
5318834 Polymeric films Jun. 7, 1994
5312661 Artificial soil and process for producing the same May. 17, 1994
5302437 Ink jet recording sheet Apr. 12, 1994
5296331 Image receiving material containing particles of thermoplastic compound Mar. 22, 1994
5294487 Composite layered material containing a silicone resin substrate Mar. 15, 1994
5290624 Heat-conductive adhesive films, laminates with heat-conductive adhesive layers and the use thereof Mar. 1, 1994
5288547 Toughened resins and composites Feb. 22, 1994
5286279 Gas permeable coated porous membranes Feb. 15, 1994
5277915 Gel-in-matrix containing a fractured hydrogel Jan. 11, 1994
5268392 Deteriorated structure repair method and substratum for restoring and lining corroded structure Dec. 7, 1993
5266391 Composite porous membranes Nov. 30, 1993

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