18 results about "Acenaphthylene" patented technology

The invention provides a low-dielectric resin composition, a metal-clad laminate as well as a preparation method and application of the metal-clad laminate, and relates to the technical field of copper-clad plates. The low-dielectric resin composition is prepared from the following components in parts by weight: 60 to 120 parts of functionalized acenaphthene, 60 to 120 parts of polycyclic aromatic compound containing unsaturated carbon-carbon double bonds, 5 to 15 parts of flame retardant, 80 to 150 parts of filling material, 5 to 12 parts of flexibilizer, 10 to 30 parts of cross-linking agent and 0.2 to 3 parts of initiator. The metal-clad plate material in the circuit board prepared from the low-dielectric resin composition has excellent properties of low dielectric property and high heat resistance, heat resistance and mechanical property, and is suitable for manufacturing a high-frequency and high-speed printed circuit board (PCB).

The application relates to the field of organic photoelectric materials, and discloses a acenaphthene dimer derivative, a preparation method and application thereof, the acenaphthene dimer derivative has a structure shown in formula (1), wherein R, R3, R4, R5 and R6 are each independently selected from hydrogen, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, an alkoxy group or an alkylthio group. The acenaphthene dimer derivative has both hole transport performance and electron transport performance, has good bipolarity, and has important application value in a field effect transistor.

The invention provides a resin composition, a laminated board and a printed circuit board. The total weight of the resin composition is 100 parts by weight, and the resin composition comprises a component A, a component B and a component C, wherein the component A comprises 20-40 parts by weight of unsaturated polyphenyl ether resin; component B: 10 to 30 parts by weight of a vinyl elastomer copolymer; component C: 10 to 30 parts by weight of a hydrogenated polyolefin compound; and a component D: 30 to 50 parts by weight of a cross-linking agent; wherein the cross-linking agent is a mixture of a vinyl cross-linking agent and an acenaphthylene cross-linking agent according to a ratio of 1: 7 to 7: 1. The resin composition provided by the invention improves the resin reaction rate, and provides the electronic circuit substrate with the characteristics of better glass transition temperature, low thermal expansion coefficient and high heat resistance through specific composition and proportion.

The invention relates to the field of low dielectric materials, and provides a benzocyclobutene modified acenaphthene derivative as well as a preparation method and application thereof. At least one substituent group on an acenaphthene ring in the molecular structure of the benzocyclobutene modified acenaphthene derivative provided by the invention comprises a BCB group. The benzocyclobutene modified acenaphthene derivative is prepared by carrying out coupling reaction on acenaphthene and / or an acenaphthene derivative and a benzocyclobutene derivative. The benzocyclobutene modified acenaphthene derivative has a total hydrocarbon structure, resin prepared by taking the benzocyclobutene modified acenaphthene derivative as a raw material has lower dielectric constant and dielectric loss when being used for a photoelectric material and has excellent thermal stability, and the performance of the acenaphthene derivative is regulated by regulating substituent groups on an acenaphthene ring; and the application in the fields of high-performance PCBs, packaging and the like can be met.

The invention belongs to the technical field of organic photoelectric materials, and particularly discloses an A-pi-D type TADF red light / near-infrared light-emitting material and application thereof in OLEDs (organic light-emitting diodes). The luminescent material is constructed by taking acenaphthylene [1, 2-b] pyrazine-8, 9-dinitrile, acenaphthylene [1, 2-b] quinoxaline-9, 10-dinitrile and acenaphthylene [1, 2-b] pyrazine-9, 10-dinitrile as acceptor units, tert-butyl oxygen bridged triphenylamine as a donor unit and benzene or anthracene as a pi bridge, and realizes efficient red light and near-infrared light emission, so that the luminescent material has the advantages that the luminescent material is simple in structure and low in cost; the thermal decomposition temperature is 450 DEG C or above, and good thermal stability is achieved. The emission peaks of the prepared solution processing type organic light-emitting device are respectively located at 678 nm and 780 nm, the corresponding maximum external quantum efficiencies are respectively 6.13% and 2.15%, and the organic light-emitting device has an attractive application prospect.

The invention provides a resin composition, a prepreg and a metal foil-clad laminated board, and the resin composition comprises the following components in parts by solid weight: 20-80 parts by weight of acenaphthene imide resin or acenaphthene imide prepolymer; 10 to 100 parts by weight of a maleimide resin and a prepolymer thereof; 5-40 parts by weight of a hydrocarbon compound; the acenaphthene imide resin or the acenaphthene imide prepolymer contains a structural formula (1): in the structural formula (1), R is selected from hydrogen or C1-C5 alkyl or alkylene or sulfuryl, X1 and X2 are respectively hydrogen, vinyl, allyl, vinyl benzyl, C1-C5 alkyl or C6-C20 unsubstituted aryl or substituted aryl, and n is any integer in the range of 1-4; the high glass transition temperature, the low thermal expansion coefficient and the heat-resistant stability of the material are guaranteed, and the interface bonding strength and the brittleness resistance are remarkably enhanced, so that the excellent comprehensive performance of low dielectric loss, high heat resistance, low CTE and high peel strength is realized, and the reliability requirement of a high-speed high-frequency circuit substrate in a severe environment is met.

An onium salt monomer containing an aromatic sulfonic acid anion having a partial structure of a fused ring aromatic compound, specifically acenaphthylene is provided. A chemically amplified resist composition comprising a polymer comprising repeat units derived from the onium salt monomer has satisfactory solvent solubility, high sensitivity, and high contrast, and forms a resist film with improved lithography properties including LWR, CDU, EL and DOF.

The invention provides a resin composition, a prepreg and application of the prepreg in a rigid-flex printed circuit board, and the resin composition comprises the following components by weight: 10-100 parts of polyphenyl ether resin; 10 to 50 parts by weight of a styrene-divinyl benzene copolymer; 5 to 40 parts by weight of a styrene-butadiene-styrene block copolymer; 5 to 40 parts by weight of an acenaphthylene-styrene-divinyl benzene copolymer; the molar percentage of a styrene unit in the styrene-divinyl benzene copolymer is 5 to 90 percent; the molar percentage of a styrene unit in the styrene-butadiene-styrene block copolymer is 15 to 70 percent; the molar percentage of a styrene unit in the acenaphthylene-styrene-divinyl benzene copolymer is 15 to 80 percent. Through cooperation of polyphenyl ether resin and three copolymers, the dielectric property, heat resistance, copper foil adhesion, reactivity and CVL film adhesion of the resin composition are regulated and controlled, and the resin composition with excellent and extremely low dielectric property, heat resistance, non-fluidity and high adhesion is obtained.

A prepolymer and a resin composition containing the prepolymer are provided. The prepolymer is obtained from a prepolymerization reaction of a mixture, the mixture at least including dicyclopentadiene-ethylidenenorbornene copolymer and acenaphthylene in a weight ratio of between 1:1 and 5:1. The resin composition may be used to make various articles, including a resin film, a prepreg, a laminate or a printed circuit board, and at least one of the following properties can be improved, including dielectric constant, dissipation factor, copper foil peeling strength, X-axis coefficient of thermal expansion and glass transition temperature.

The invention discloses acenaphthene resin, a preparation method thereof and a copper-clad plate prepared from the acenaphthene resin, and belongs to the field of high polymer materials. The acenaphthylene resin is prepared from the following raw materials in parts by weight: 45 to 60 parts of acenaphthylene-diallyl bisphenol A prepolymer, 4 to 9 parts of single benzene ring acrylate, 0.3 to 1 part of initiator and 40 to 50 parts of toughening coating filler. The preparation method comprises the following steps: stirring, mixing and heating the acenaphthylene-diallyl bisphenol A prepolymer, the single-benzene-ring acrylate, the toughening coating filler and the solvent, adding the initiator for reaction to obtain an acenaphthylene resin glue solution after the reaction is finished, and drying the acenaphthylene resin glue solution to obtain the acenaphthylene resin. The acenaphthene resin has the effect of improving the damp-heat resistance of the acenaphthene resin for preparing the copper-clad plate.

A resin composition contains a hydrocarbon-based compound (A) represented by the following Formula (1): in Formula (1), X represents a hydrocarbon group having 6 or more carbon atoms, which includes at least one selected from an aromatic cyclic group or an aliphatic cyclic group, and n represents an integer from 1 to 10; a polyphenylene ether compound (B) having a reactive carbon-carbon unsaturated double bond; and at least one of a polyfunctional vinyl aromatic copolymer (C) or an acenaphthylene compound (D).

Provided is a resin composition including: an (A) thermosetting resin; and a (B) acenaphthylene polymer with a number average molecular weight of 1,000 or more.

The invention discloses a structure of an acenaphthene phosphorus flame retardant and a preparation method of the acenaphthene phosphorus flame retardant, and relates to the technical field of flame retardant preparation, the preparation method comprises the following steps: 1) preparing double-halogenated acenaphthene; and 2) preparation of the DOPO derivative with the acenaphthene structure. The acenaphthene-DOPO flame retardant with a regular structure is prepared by virtue of stereoselective synthesis. The molecule has both a rigid acenaphthylene skeleton and a high-efficiency phosphorus flame-retardant group, and has a remarkable synergistic effect. When applied to a PPO resin or hydrocarbon resin base material high-frequency high-speed copper-clad plate, the halogen-free flame retardant has excellent thermal stability and halogen-free flame retardant efficiency on the premise of keeping extremely low dielectric constant and loss, has good compatibility with a matrix, does not damage the mechanical properties of the matrix, and meets the harsh requirements of 5G communication and the like on the comprehensive properties of materials.

The invention provides a resin composition, a prepreg and a metal foil-clad laminated board, and the resin composition comprises the following components in parts by solid weight: 20-75 parts by weight of acenaphthene imide resin or acenaphthene imide prepolymer; 10 to 60 parts by weight of polyphenyl ether resin; 5-50 parts by weight of a hydrocarbon compound; the acenaphthene imide resin or the acenaphthene imide prepolymer contains a structural formula (1), R in the structural formula (1) is selected from hydrogen or C1-C5 alkyl or alkylene or sulfuryl, X1 and X2 are respectively hydrogen, vinyl, allyl, vinyl benzyl, C1-C5 alkyl or C6-C20 unsubstituted aryl or substituted aryl, and n is any integer in the range of 1-4; the prepreg and the metal foil-coated laminated board which are low in dielectric constant, low in dielectric loss, high in heat resistance, high in cohesiveness and low in CTE, especially good in dielectric property and high in stability in a high-temperature or low-temperature and high-humidity environment can be obtained, and the strict application requirements of high-speed and high-frequency printed circuit boards are met.

Disclosed is a curable composition which contains an acenaphthylene polymer (A) and a compound (B) that has a polymerizable group (excluding a compound that falls into the category of the acenaphthylene polymer (A)), wherein the acenaphthylene polymer (A) is a copolymer of an acenaphthylene compound (a1) and another polymerizable unsaturated bond-containing compound (a2).

This invention discloses a acenaphthene-bisasymmetric α-diimide chemical intermediate, a catalyst prepared from it, the intermediate itself, a method for preparing the catalyst, and its applications. Using 2,4,6-tri-tert-butylaniline as a raw material, a acenaphthene-bisasymmetric α-diimide chemical intermediate with the structure shown in formula (I) is obtained in the presence of a catalyst. Compared with existing technologies, this invention uses readily available, inexpensive, and easily stored 2,4,6-tri-tert-butylaniline as a reaction raw material instead of expensive and demanding 2,4-di-tert-butylaniline, effectively reducing the raw material procurement threshold and overall production costs, and simplifying storage conditions. The method of this invention uses readily available raw materials, is low-cost, simple to operate, and has a high yield, making it suitable for industrial-scale production.

The invention discloses a blue light-emitting compound containing an acenaphthene structure, and an organic electroluminescent device and a display device comprising the same. The structural general formula of the blue light-emitting compound is shown as a formula I. The acenaphthene benzofuran is introduced into the structure, so that the benzofuran structure is further conjugated, and the increase of the pi conjugation degree is beneficial to the improvement of the quantum efficiency and the charge transfer efficiency. In addition, the acenaphthene benzofuran structure can improve the stability of the material. Besides, the acenaphthene benzofuran structure also increases the planarity of the host material, is beneficial to reducing the driving voltage of the organic electroluminescent device, can effectively reduce the energy loss, and can effectively improve the efficiency and prolong the service life of the organic electroluminescent device as a luminescent layer host material. # imgabs0 #

The invention provides an aromatic oil composition and a preparation method thereof, and the aromatic oil composition comprises the following components by weight: 10-50 parts of petroleum asphalt; 30-70 parts of environment-friendly aromatic hydrocarbon oil; 5 to 15 parts of acenaphthylene resin; and 5-20 parts of low condensation point alkylbenzene. The acenaphthylene resin and the low-condensation-point short-chain alkylbenzene are combined and applied to the environment-friendly aromatic oil for the first time, the technical problem that traditional environment-friendly aromatic oil is poor in low-temperature performance is solved through the synergistic effect of the rigid condensed ring structure of the acenaphthylene resin and the low-temperature fluidity of the short-chain alkylbenzene, and the product keeps stable performance within the temperature range of-50 DEG C to 150 DEG C; and the high-performance tire is suitable for extreme weather conditions. The elongation at break of a rubber product at-40 DEG C is greater than or equal to 150%, and the tensile strength at 100 DEG C is greater than or equal to 15 MPa, so that the rubber product is obviously superior to a traditional product.