H01B1/128

STATIC DISSIPATING COATINGS, ELECTRONIC CIRCUITS COMPRISING SUCH COATINGS, AND METHODS OF FORMING SUCH COATINGS AND CIRCUITS
20220135811 · 2022-05-05 · ·

Described herein are static dissipating coatings and thermally-stable static-controlled (TSSC) electronic circuits, comprising such coatings. Also described herein are methods of forming such coatings and circuits. In some examples, a static dissipating coating comprises a conductive polymer and a thermally-stable base polymer. The conductive polymer comprises polyaniline and, in some examples, a conductive agent, such as dinonylnaphthalene sulfonic acid (DNNSA), dodecyl benzene sulfonic acid (DBSA), and/or camphor sulfonic acid (CSA). The thermally-stable base polymer comprises one or more copolymers of butyl-methacrylate, such as poly-butylmethacrylate-co-methyl methacrylate (PBM). The amount of the conductive polymer is specifically controlled to ensure the coating's overall conductivity and thermal stability. In some examples, the conductive polymer concentration is at or less than 25% by weight. The conductivity of the coating is between 10.sup.−9 S/cm and 10.sup.−6 S/cm even after being exposed to 150° C. for up to 24 hours.

Polyphenylene compound

This is to provide a non-halogen containing compound excellent in proton conductivity and capable of suitably being used for a polymer electrolytic fuel cell The compound of the present invention has a structure represented by the following general formula (I). ##STR00001## (In the above-mentioned general formula (I), “l” and “n” are molar fractions when l+n=1.0, and 0≤l<1.0 and 0<n≤1.0, A represents a structure represented by the following general formula (II) or (III), B represents a structure represented by the following general formula (VII), the respective structural units are random copolymerized, and at least one benzene ring in the formula (I) has at least one sulfo group.) ##STR00002## (In the above-mentioned general formula (II) or (III), R.sup.1 to R.sup.4 are each independently selected from hydrogen and an alkyl group having 1 to 3 carbon atoms, le and R.sup.2 form together with the carbon atom, they are attached to, an aromatic ring or a fused aromatic ring and R.sup.3 and R.sup.4 form together with the carbon atom, they are attached to, an aromatic ring or a fused aromatic ring, or R.sup.1, R.sup.3 and R.sup.4 are hydrogens and R.sup.2 is a single bond and bonded to the carbon of “c”, X is a single bond, or a structure represented by the following formula (IV), the following formula (V) or the following formula (VI), when X is a single bond, bonds “a”s are both bonded at ortho positions or both bonded at meta positions relative to the carbons bonded to X, when X is a structure represented by the following formula (IV), bonds “a”s are both bonded at para positions relative to the carbons bonded to X, and when it is a structure represented by the following formula (V), bonds “a”s are both bonded at para positions or both bonded at meta positions relative to the carbons bonded to x, when X is a structure represented by the following formula (VI), the bonds “a”s in the above-mentioned general formula (II) or (III) exist only one of these, and A binds to other structure or a structural unit by one of the bonds “a”s and the bond “b”.) ##STR00003##

Composition, method for producing conductive film, conductive film, capacitor
11767399 · 2023-09-26 · ·

A composition comprising: (a) a conductive polymer, (b) a resin having a solubility parameter of 9.0 to 12.0 (cal/cm.sup.3).sup.1/2, (c) a solvent, and (d) a phenolic compound.

Cover film for pen sensor and pen sensor
11768565 · 2023-09-26 · ·

A cover film used together with a pen sensor including a plurality of sensor electrodes, and a sensor controller which detects a position of an active pen in reference to a distribution of signal levels each corresponding to an amount of electric charge induced in an individual one of the plurality of sensor electrodes by a pen signal transmitted from a pen tip electrode disposed at a tip of the active pen. The cover film includes a conductive resin that covers an effective area formed by the sensor electrodes for detection of the position of the active pen and that includes a substantially uniform resistance component at least within a range of the effective area. The cover film is arranged, without via a cover glass, on an upper surface of a sensor electrode group including the plurality of sensor electrodes.

FLEXIBLE CONDUCTIVE FILM, PRODUCING METHOD THEREOF, AND DISPLAY PANEL
20220016874 · 2022-01-20 ·

A method of producing a flexible conductive film includes: producing a bottom film and applying a pre-stretched stress on the bottom film; forming a conductive layer on the pre-stretched bottom film; and releasing the pre-stretched stress applied to the bottom film wherein the bottom film and the conductive layer are elastically contracted; the conductive layer and one side of the bottom film adjacent to the conductive layer shrink in a wave shape. The method of producing the flexible conductive film provided by the present disclosure can improve the flexibility and the stability of the conductive layer while the conductive layer is being used, thereby improving the service life of the flexible conductive film.

CONDUCTIVE FILM OF FUSED PORPHYRINS POLYMER AND METHOD OF FORMING A COATED SUBSTRATE
20220010146 · 2022-01-13 ·

A conductive coating comprising polymers of meso-meso, β-β doubly linked fused and/or meso-β, β-meso doubly linked fused and/or meso-meso, β-β, β-β triply linked fused (poly)porphyrins. A method for forming on a substrate a thin conductive coating of polymers of meso-meso, β-β doubly and/or meso-β, β-meso doubly and/or meso-meso, β-β, β-β triply linked fused (poly)porphyrins, the method comprising the steps of providing a substrate in a vacuum chamber, performing on the substrate an oxidative chemical vapour deposition reaction with an oxidant and at least one porphyrin monomer.

CONTINUOUS FLOW PROCESS FOR PREPARING CONDUCTING POLYMERS

The present disclosure relates to a continuous flow process for preparing conducting polymers, for example polyaniline. The continuous flow process can provide a controlled synthesis of a conducting polymer from an emulsion comprising a polymerizable organic monomer and a free radical initiator in flow within a temperature controlled continuous flow reactor comprising at least one mixing element. The present disclosure also relates to the conducting polymers prepared by the continuous flow process.

CONDUCTIVE POLYMERS WITH REDUCED RADIATIVE TRANSPORT AND EMISSIVITY FOR INSULATING MATERIALS
20210350950 · 2021-11-11 ·

Described herein are materials and methods useful in the field of insulation, including building materials, refrigeration, cryogenics, and shipping, amongst others. Advantageously, the provided materials and method provide reduced radiative heat transfer by applying coatings to insulating materials in order to alter the emissivity, including in the infrared electromagnetic spectrum. Advantageously, the provided materials and methods, while increasing thermal conductivity, provide an overall reduction in heat transfer and therefore provide superior insulation.

ANISOTROPIC CONDUCTIVE FILM, DISPLAY PANEL, AND MANUFACTURING METHOD THEREOF
20210340333 · 2021-11-04 ·

The present disclosure provides an anisotropic conductive film, a display panel, and manufacturing method thereof. The anisotropic conductive film includes a conductive particle, the conductive particle including a covalent organic framework material, the covalent organic framework material including PyVg-COF. The display panel including a first substrate, a second substrate and an anisotropic conductive film. The method of manufacturing the display panel including: providing a first substrate, coating an anisotropic conductive film on the first substrate, coupling the second substrate to the first substrate, and bonding the first substrate to the second substrate. The present disclosure provides the conductive particles of the covalent organic frame material replace the existing gold ball as an anisotropic conductive film for bonding, thereby saving the manufacturing cost of the gold ball, improving the conductivity and water resistance, and avoiding the bonding contact point being oxidation.

N-TYPE CONJUGATED POLYMERS AND BLENDS, AND METHOD FOR PREPARING THE SAME AND APPLICATION
20230312785 · 2023-10-05 ·

The present invention relates to n-type conjugated polymers and blends, which is made from aromatic diketone with active methylene or an enolic transformation product thereof, and is obtained directly by polymerization reaction in the presence of an oxidant. The reaction described does not require precious metal catalysis and is insensitive to a reaction atmosphere. A process is simple and inexpensive and suitable for commercial applications. Meanwhile, the modulation of the conductivity of the n-type conjugated polymers can be achieved by ionic modification. The n-type conjugated polymers can be applied to an organic optoelectronic device to achieve an excellent photovoltaic effect.