Class / Patent application number | Description | Number of patent applications / Date published |
428300100 | Fiber is precoated | 16 |
20090081443 | APPARATUS AND METHODS FOR FORMING COMPOSITE STIFFENERS AND REINFORCING STRUCTURES - A composite structure is provided. In one embodiment, the structure includes at least one ply of preimpregnated material formed into a curved elongated member of continuous fibers onto a mandrel. The fibers have a select orientation and the curved elongated member has a defined length. The curved elongated member further has a cross-sectional geometry that varies along the length. | 03-26-2009 |
20100040858 | TiO2-coated CNT, TiO2-coated CNT reinforced polymer composite and methods of preparation thereof - A method of preparing carbon nanotube/polymer composite is disclosed, which includes: forming a layer of TiO | 02-18-2010 |
20100098931 | CARBON NANOTUBE FIBER-REINFORCED POLYMER COMPOSITES HAVING IMPROVED FATIGUE DURABILITY AND METHODS FOR PRODUCTION THEREOF - Polymer composites and laminate materials are described herein. The composites and laminate materials include a fiber component, a polymer matrix component and a quantity of carbon nanotubes coating at least a portion of the fiber component. The fiber component can be a plurality of carbon fibers. The carbon nanotubes coating the fiber component strengthen a fiber-matrix interface between the fiber component and the polymer matrix component. Methods for improving the fatigue durability of a fiber-reinforced polymer composite are also disclosed. | 04-22-2010 |
20100178487 | PREPREG AND CARBON FIBER REINFORCED COMPOSITE MATERIALS - A prepreg containing a carbon fiber [A] and a thermosetting resin [B], and in addition, satisfying at least one of the following (1) and (2).
| 07-15-2010 |
20100183862 | RESIN COMPOSITION, AND PREPREG - The present invention discloses:
| 07-22-2010 |
20100239840 | Fiber Size, Sized Reinforcements, and Articles Reinforced with Sized Reinforcements - A fiber size composition contains a modified polyolefin, a hydrophilic coupling agent, a boron-containing, fluorine-containing compound, a blend of at least two fatty acids and a compound selected from phosphorus(V) compounds and sulfur(VI) compounds, the fiber size composition being substantially free of conventional lower oxidation state antioxidants and optical brighteners. Composite materials produced from reinforcing fiber materials sized with a fiber size composition according to the invention exhibit improved properties such as, for example, increased strength and/or improved color stability. | 09-23-2010 |
20100260998 | FIBER SIZING COMPRISING NANOPARTICLES - A fiber sizing formulation includes (1) a nanoparticle (NP)solution that includes a dispersion of transition metal nanoparticles (NPs) in a solvent and (2) a first fiber sizing agent. The NPs disperse throughout the first fiber sizing agent after application of the fiber sizing formulation to a fiber and removal of the solvent. The NPs serve a function selected from a secondary sizing agent, a catalyst for further nanostructure growth on the fiber, and combinations thereof. A fiber includes a sizing disposed about the fiber. The sizing includes transition metal nanoparticles dispersed throughout the sizing. A method includes applying the sizing formulation to a fiber during manufacture of the fiber, and removing the solvent from the applied formulation. A method includes adding a solution of transition metal NPs to a sizing-coated fiber and baking, whereby the sizing solution of NPs is added before baking the sizing. | 10-14-2010 |
20100310851 | Conductive Fiber Glass Strands, Methods Of Making The Same, And Composites Comprising The Same - The present invention, in one aspect, provides a fiber glass strand comprising an electrically conductive structure comprising one or more glass fibers coated with a coating composition comprising an aqueous dispersion, the aqueous dispersion comprising carbon nanotubes and a polymeric carrier. | 12-09-2010 |
20110045275 | FIBERS TREATED WITH POLYMERIZATION COMPOUNDS AND FIBER REINFORCED COMPOSITES MADE THEREFROM - Methods of making fiber reinforced composite articles are described. The methods may include treating fibers with a sizing composition that includes a polymerization compound, and introducing the treated fibers to a pre-polymerized composition. The combination of the treated fibers and pre-polymerized composition may then undergo a temperature adjustment to a polymerization temperature at which the pre-polymerized composition polymerizes into a plastic around the fibers to form the fiber-reinforced composite article. Techniques for introducing the treated fibers to the pre-polymerized composition may include pultrusion, filament winding, reactive injection molding (RIM), structural reactive injection molding (SRIM), resin transfer molding (RTM), vacuum-assisted resin transfer molding (VARTM), long fiber injection (LFI), sheet molding compound (SMC) molding, bulk molding compound (BMC) molding, a spray-up application, and/or a hand lay-up application, among other techniques. | 02-24-2011 |
20110159270 | CARBON NANOTUBE FIBER-REINFORCED POLYMER COMPOSITES HAVING IMPROVED FATIGUE DURABILITY AND METHODS FOR PRODUCTION THEREOF - Polymer composites and laminate materials are described herein. The composites and laminate materials include a fiber component, a polymer matrix component and a quantity of carbon nanotubes coating at least a portion of the fiber component. The fiber component can be a plurality of carbon fibers. The carbon nanotubes coating the fiber component strengthen a fiber-matrix interface between the fiber component and the polymer matrix component. Methods for improving the fatigue durability of a fiber-reinforced polymer composite are also disclosed. | 06-30-2011 |
20110287246 | PREPREG AND CARBON FIBER REINFORCED COMPOSITE MATERIALS - A prepreg containing a carbon fiber [A] and a thermosetting resin [B], and in addition, satisfying at least one of the following (1) and (2).
| 11-24-2011 |
20130224470 | METHOD OF IMPROVING ADHESION OF CARBON FIBERS WITH A POLYMERIC MATRIX - A functionalized carbon fiber having covalently bound on its surface a partially cured epoxy or amine-containing sizing agent, wherein at least a portion of epoxide or amine groups in the sizing agent are available as uncrosslinked epoxide or amine groups, which corresponds to a curing degree of epoxide or amine groups of no more than about 0.6. Composites comprised of these functionalized carbon fibers embedded in a polymeric matrix are also described. Methods for producing the functionalized carbon fibers and composites thereof are also described. | 08-29-2013 |
20140212650 | IMPREGNATION SECTION WITH TENSION ADJUSTMENT DEVICE AND METHOD FOR IMPREGNATING FIBER ROVINGS - An extruder ( | 07-31-2014 |
20150093562 | Conductive Thermoplastic Resin Composition - A conductive thermoplastic resin composition includes polyethersulfone resin and a carbon nanotube (CNT)-oriented glass fiber. The conductive thermoplastic resin composition can have high electrical conductivity and remarkably improved mechanical physical properties with a small amount of CNTs. | 04-02-2015 |
20150299408 | CONDUCTIVE FIBER REINFORCED POLYMER COMPOSITE AND MULTIFUNCTIONAL COMPOSITE - A fiber reinforced polymer composition is provided comprising a fiber and an adhesive composition, wherein the adhesive composition comprises at least a thermosetting resin, a curing agent, and an interfacial material comprising a conductive material. When cured the fiber reinforced polymer composition has a z-direction electrical conductivity of at least 1 S/m and the adhesive composition forms good bonds to the reinforcing fiber. An interfacial region between the reinforcing fiber and the adhesive composition comprises the interfacial material. Additional embodiments include a conductive prepreg, a multifunctional prepreg having both load-carrying and non-load carrying functions and a method of manufacturing a composite article by curing the adhesive composition and the reinforcing fiber. | 10-22-2015 |
20160083536 | POLYMER NANOPARTICLES FOR CONTROLLING PERMEABILITY AND FIBER VOLUME FRACTION IN COMPOSITES - A fiber tow may include a plurality of reinforcing filaments each having a filament cross-sectional width. At least a portion of the polymer nanoparticles may be coupled to at least one of the reinforcing filaments and/or to other polymer nanoparticles. The polymer nanoparticles may have a particle cross-sectional width that is less than the reinforcing filament cross-sectional width. The polymer nanoparticles may provide a local filament spacing between the reinforcing filaments to reduce or avoid direct contact between reinforcing filaments, to allow for resin flow between the filaments, and/or to meet fiber volume fraction requirements. | 03-24-2016 |