C08K3/046

POLYCARBONATE COMPOSITE USING SOLID DISPERSION OR MOLTEN DISPERSION OF ANHYDROSUGAR ALCOHOL, PRODUCING METHOD THEREOF, AND MOLDED ARTICLE COMPRISING SAME

The present invention relates to a polycarbonate composite, a producing method thereof, and a molded article comprising same. More specifically, the present invention relates to: a polycarbonate composite comprising a matrix resin, which is a polycarbonate resin in which an anhydrosugar alcohol is copolymerized, and a nanomaterial dispersed in the matrix resin, wherein the polycarbonate composite exhibits a more remarkably improved tensile modulus and tensile strength than a conventional biopolycarbonate resin composite, by using, as a diol component, a solid dispersion or molten dispersion obtained by introducing a nanomaterial (dispersible substance) into an anhydrosugar alcohol (dispersion medium) in the form of an aqueous dispersion at the time of manufacture, and has uniform physical properties as the nanomaterial is uniformly dispersed in the composite; a producing method thereof; and a molded article comprising same.

POLYCARBONATE COMPOSITE USING SOLID DISPERSION OR MOLTEN DISPERSION OF ANHYDROSUGAR ALCOHOL, PRODUCING METHOD THEREOF, AND MOLDED ARTICLE COMPRISING SAME

The present invention relates to a polycarbonate composite, a producing method thereof, and a molded article comprising same. More specifically, the present invention relates to: a polycarbonate composite comprising a matrix resin, which is a polycarbonate resin in which an anhydrosugar alcohol is copolymerized, and a nanomaterial dispersed in the matrix resin, wherein the polycarbonate composite exhibits a more remarkably improved tensile modulus and tensile strength than a conventional biopolycarbonate resin composite, by using, as a diol component, a solid dispersion or molten dispersion obtained by introducing a nanomaterial (dispersible substance) into an anhydrosugar alcohol (dispersion medium) in the form of an aqueous dispersion at the time of manufacture, and has uniform physical properties as the nanomaterial is uniformly dispersed in the composite; a producing method thereof; and a molded article comprising same.

Method for fabricating carbon nanoparticle polymer matrix composites using electromagnetic irradiation

A method for fabricating carbon nanoparticle polymer matrix composites includes the steps of: providing a nanoparticle mixture that includes carbon nanoparticles (CNPs), mixing the nanoparticle mixture and a plastic substrate into a homogenous (CNP)/polymer mixture having an interconnected network of carbon nanoparticles (CNPs); and irradiating the (CNP)/polymer mixture with electromagnetic radiation controlled to form a polymer composite and uniformly consolidate and/or interfacially bond the carbon nanoparticles (CNPs) into the polymer matrix.

Thermoplastic polymer composites and methods for preparing, collecting, and tempering 3D printable materials and articles from same

Electrically conductive thermoplastic polymer composites of particulate thermoplastic polyester polymers, electrically conductive components (carbon nanofibers, graphene nanoplatelets, and/or conductive metal nanoparticulates), processing aids such as plasticizers, thermal stabilizers, etc., as well as nanoscopic particulate fillers such as nanoscopic titanium dioxide, etc., the electrically conductive components being distributed substantially uniformly in the composite to form an electrically conductive network. Also, methods for preparing thermoplastic polymer composites, a system for collecting extruded filaments prepared from thermoplastic polymer composites as a coil of filament, as well as method for tempering articles formed from thermoplastic polymer composites to increase the degree of crystallinity of the thermoplastic polymers and thus their mechanical strength properties.

Thermoplastic polymer composites and methods for preparing, collecting, and tempering 3D printable materials and articles from same

Electrically conductive thermoplastic polymer composites of particulate thermoplastic polyester polymers, electrically conductive components (carbon nanofibers, graphene nanoplatelets, and/or conductive metal nanoparticulates), processing aids such as plasticizers, thermal stabilizers, etc., as well as nanoscopic particulate fillers such as nanoscopic titanium dioxide, etc., the electrically conductive components being distributed substantially uniformly in the composite to form an electrically conductive network. Also, methods for preparing thermoplastic polymer composites, a system for collecting extruded filaments prepared from thermoplastic polymer composites as a coil of filament, as well as method for tempering articles formed from thermoplastic polymer composites to increase the degree of crystallinity of the thermoplastic polymers and thus their mechanical strength properties.

FRAME SEALANT, PREPARATION METHOD THEREOF AND DISPLAY PANEL
20230057812 · 2023-02-23 · ·

The present application discloses a frame sealant and its preparation method and display panel. The frame sealant of the present application includes frame sealant glue and conductive fibers dispersed in the frame sealant glue, and the conductive fibers have a three-dimensional helical structure. The frame sealant of the present application has excellent electrical conductivity, high packaging quality, excellent toughness and packaging bonding strength after curing, and improves the anti-separation ability of the two substrates of the box. The preparation method of the frame sealant of the present application can ensure that the prepared frame sealant has stable performance and high efficiency. The display panel contains the frame sealant of the present application, with stable display and long service life.

FRAME SEALANT, PREPARATION METHOD THEREOF AND DISPLAY PANEL
20230057812 · 2023-02-23 · ·

The present application discloses a frame sealant and its preparation method and display panel. The frame sealant of the present application includes frame sealant glue and conductive fibers dispersed in the frame sealant glue, and the conductive fibers have a three-dimensional helical structure. The frame sealant of the present application has excellent electrical conductivity, high packaging quality, excellent toughness and packaging bonding strength after curing, and improves the anti-separation ability of the two substrates of the box. The preparation method of the frame sealant of the present application can ensure that the prepared frame sealant has stable performance and high efficiency. The display panel contains the frame sealant of the present application, with stable display and long service life.

Method of producing slurry, method of producing composite resin material, and method of producing shaped product
11584831 · 2023-02-21 · ·

Provided is a method of producing a slurry that enables simple production of a slurry in which fibrous carbon nanostructures are favorably dispersed. The method of producing a slurry includes: a mixing step of mixing resin particles having an average particle diameter of at least 1 μm and not more than 700 μm, fibrous carbon nanostructures, and a dispersion medium to obtain a mixed liquid; and a dispersing step of subjecting the mixed liquid to dispersion treatment using a wet medialess disperser under conditions in which pressure acting on the mixed liquid (gauge pressure) is 5 MPa or less to obtain a slurry. The fibrous carbon nanostructures preferably include carbon nanotubes.

CONDUCTIVE RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED ARTICLE INCLUDING THE SAME
20220356343 · 2022-11-10 ·

A conductive resin composition including 100 parts by weight of a base resin (A), which includes a polyester, a polyarylene ether, and an aromatic elastomer; 3 to 12 parts by weight of two or more polyfunctional reaction agents (B); 0.1 to 3 parts by weight of carbon nanotubes (C); 0.1 to 5 parts by weight of carbon nanoplates (D); and 1 to 10 parts by weight of glass powder (E), a method of preparing the conductive resin composition, and a molded article including the conductive resin composition. The conductive resin composition has excellent moisture stability and heat resistance in addition to excellent appearance, rigidity, and conductivity; can minimize the influence of moisture and heat when exposed to external environments; and thus, can be used in exterior parts to replace metal parts used in automobiles.

CONDUCTIVE RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED ARTICLE INCLUDING THE SAME
20220356343 · 2022-11-10 ·

A conductive resin composition including 100 parts by weight of a base resin (A), which includes a polyester, a polyarylene ether, and an aromatic elastomer; 3 to 12 parts by weight of two or more polyfunctional reaction agents (B); 0.1 to 3 parts by weight of carbon nanotubes (C); 0.1 to 5 parts by weight of carbon nanoplates (D); and 1 to 10 parts by weight of glass powder (E), a method of preparing the conductive resin composition, and a molded article including the conductive resin composition. The conductive resin composition has excellent moisture stability and heat resistance in addition to excellent appearance, rigidity, and conductivity; can minimize the influence of moisture and heat when exposed to external environments; and thus, can be used in exterior parts to replace metal parts used in automobiles.