Disclosed herein are processes for preparing carbon fibers, comprising sulfonating a polymer fiber with a sulfonating agent that is fuming sulfuric acid, sulfuric acid, chlorosulfonic acid, or a An alternative hypothesis employs the heated solvent to remove low molecular weight sulfonated polymer from the polymer fibers.
Mar , The magnetic fibers are preferably sheath core fibers with a magnetic core and may alternatively be composite fibers with magnetic particles encapsulated in a polymer, giving the magnetic fabric an aesthetically pleasing drape and a tactile handle The magnetic fibers can be made from slit films suitable for
Sep , The wound bed matrix as claimed in claim , wherein the blend comprises about to about percent by weight of said biosynthesized silver coated fibers and about to about percent by weight of green synthesized biodegradable polymer mesh with polymers like chitoson and derivatives thereof,
Sep , Some useful organic components include a silane containing polymer Some of the STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR Another issue to consider is the ease with which the wood fiber plastic composite can be formed into articles such as decking planks Attempts to
Apr , The wet formed mat drying process uses natural fiber to fiber and fiber to effluent bonding to process a composite component with the desired characteristics of strength and durability In another embodiment, the drying process is performed under conditions that denature proteins The denatured proteins
A composite anode for lithium secondary battery, which has an active anode material layer formed on a conductive substrate and an interfacial film coated on the active anode material layer, wherein the active anode material layer includes carbonaceous materials, other active and inactive materials, and a binder.
Aug , This review discusses different approaches for the design of actuating fibers, and their advantages and disadvantages We also discuss the However, general designs containing organic materials are usually subject to slow response and limited lifetime, or high triggering threshold In this study, we .
Oct , In particular, an apparatus and a method for shaping complex structures using composites such as continuous fiber or woven fiber composites with limited However, this last problem is often significant with blanks comprising composites as the polymer matrix can yield easily in the clamped region FIGS.
Sep , The composite cement board composition according to claim , wherein the compound selected from the group of polymers containing natural or with certain problems like swelling in highly alkaline cement matrix and effects of climatic changes, the durability of cellulose fibers cement composite are
May , , , and entitled Injectable Biodegradable Polymer Composites Based on Poly(Propylene Fumarate) Cross linked with Poly(Ethylene Glycol) Dimethacrylate and Tricalcium Phosphate, The degradation products are eliminated through the body s natural pathways, such as metabolic processes.
Oct , Droplets of the polymer solution are spun into elongated fibers that are insoluble in the dispersion medium The method of claim , comprising introducing an additive to the dispersion medium wherein the polymer nanofibers are composite structures comprising the polymer and nanoparticles retained by
Aspects of embodiments of the present invention are directed toward systems and methods for precisely controlling the three dimensional (D) distribution and connectivity of structural reinforcement elements in a polymer matrix composite In one embodiment, the controlling of the D distribution and connectivity of
Composite rods are typically manufactured by pultruding the composite material comprising the carbon fibers and the polymer matrix material Pultrusion is the pulling of the resin wetted fibers through a die rather than pushing it through the die as in extrusion processes used for metal manufacturing The die size and shape
Oct , This invention discloses a new technology related to cellulose fiber reinforced cement composite materials using cellulose fibers that are treated with inorganic and or organic resins to make the fibers more hydrophobic, as well as other chemical treatments This invention discloses four aspects of the
May , The bars (,) are of a fibre reinforced polymer composite material co consolidated at a number of intersections In an attempt to overcome the problems inherent in the manufacture of such face masks and protective headgear generally from steel it is known to provide for Statements of Invention .
Jan , A composite for use in electromagnetic interference (EMI) shielding applications includes a carbon nanotube (CNT) infused fiber material disposed in at least The fiber material can be any organic or inorganic material including, carbon, glass, ceramic, metal, and organic fibers such as aramids or natural
Mar , Examples of polymer organoclay composites include U.S Pat No ,, to Janoski, that relates to a organoclay filled asphaltic polyurethane U.S Pat No ,, to Kosinski et al that relates to a fiber or film formed from polyurethane and delaminated layers made from a lamellar clay, that are
Jan , The vehicle of claim further comprising a natural gas fuel tank in fluid communication with the burner and supported by the chassis The vehicle of claim The RTM process will be used to manufacture majority of the large polymer composite components found on the pneumatic vehicle concept.
Jun , The present invention relates to composite structural members comprising polymers, natural and synthetic fibers, and nano scale platelets arranged in two or However, depending on the scale of deconstruction, this definition presents problems when materials such as composites, alloys, and wood are
Feb , Instead of visible CFRP, the interior is trimmed primarily with Class A surface combinations of polymers, leather and natural fiber reinforced plastic (NFP) Also, there are now companies recycling and reusing carbon fiber and, to aid in that effort, BMW and Boeing have a joint venture to address the issue.
Mar , A composite structure includes a matrix material and a carbon nanotube (CNT) infused fiber material that includes a plurality of carbon nanotubes (CNTs) STATEMENT OF RELATED APPLICATIONS The incorporation of CNTs in composite structures reduces or eliminates each of these problems.
Nov , (c) optionally an organo clay or natural fiber, wherein the hyperbranched polymer is present in an amount which improves elongation at break as a property in Australia are able to improve the fracture toughness of natural fiber reinforced PLA composites modified with hyperbranched polymers (Wong, S
May , Dr Mohanty s research interests include natural fiber composites, biobased and biodegradable polymers, biorefinery, biocarbon reinforcement, reactive extrusion and utilization of biofuel and biomass Biodegradable compatibilized polymer blends for packaging applications A literature review.
Apr , The assembly includes at least one layer of substantially aligned, electrospun polymer fiber having an operative connection for individual voltage application The primary objectives of this invention are twofold first, to develop a novel scaffold that provides mechanical and electrical cues that more closely
Aug , Funding Statement This work was supported in part by the National Institutes of Health (R DE), Materials Research Science and Engineering Centers Program of the National Nature as a blueprint for polymer material concepts Protein fiber reinforced composites as holdfasts of mussels.