113 results about "Triptycene" patented technology

The invention discloses a triptycene-based VOCs (volatile organic chemicals) retained type polymer separating membrane and a preparation method thereof and relates to a gas separating membrane and a preparation method thereof. According to the preparation method of the separating membrane, a compound shown in a formula I and a compound containing active groups are taken as monomers and have a polymerization reaction for 0.5-60 h under the action of an acid-binding agent, and a membrane solution is obtained after the reaction ends; a solvent resistance basement membrane is coated with the obtained membrane solution, vacuum crosslinking drying is performed, and the triptycene-based VOCs retained type polymer separating membrane is obtained. The preparation method of the triptycene-based VOCs retained type polymer separating membrane is simple, and the prepared separating membrane can be independently used, has a good separation effect and has solvent resistance and higher separating stability.

The invention discloses 2,3,6,7-tetracarboxylic dianhydride triptycene and a synthetic method thereof. The synthetic method comprises the following steps: preparing 2,3-dimethyl anthracene by a series of reaction of oxylene and phthalic anhydride which are cheap and easily obtained, and further reacting with 2-amino-4,5-hemellitic acid to obtain 2,3,6,7-tetramethyl triptycene; obtaining high-purity 2,3,6,7-tetramethyl triptycene by simple and rapid separation on columns, further oxidizing by potassium permanganate to obtain 2,3,6,7-tetracarboxylic acid triptycene, then obtaining the 2,3,6,7-tetracarboxylic dianhydride triptycene by dehydration. The method has the advantages of cheap and easily-obtained raw material, simple preparation method, high product purity which is up to 98% and the like, and the obtained product dianhydride monomer is fit for preparation of polyimide materials with good heat resistance and dissolubility.

The invention discloses a synthesis method for 2,3,6,7-triptycene tetracarboxylic dianhydride. The method comprises the following steps of: 1) preparing 2,3,6,7-tetramethylanthracene from o-xylene and benzyl alcohol or methylene chloride under the catalysis of anhydrous aluminum trichloride; 2) diazotizing the 2,3,6,7-tetramethylanthracene, anthranilic acid and amyl nitrite to generate a crude product 2,3,6,7-tetramethyl triptycene; 3) performing chromatographic separation on the crude product 2,3,6,7-tetramethyl triptycene, and flushing the separated 2,3,6,7-tetramethyl triptycene by using a mixed eluting agent to obtain 2,3,6,7-tetramethyl triptycene; 4) oxidizing the 2,3,6,7-tetramethyl triptycene in a mixed solvent consisting of potassium permanganate, pyridine and water under a reflux condition to generate 2,3,6,7-triptycene tetracarboxylic acid; and 5) refluxing and dehydrating the 2,3,6,7-triptycene tetracarboxylic acid in acetic anhydride to generate the 2,3,6,7-triptycene tetracarboxylic dianhydride. The method has the characteristics of readily available and low-cost raw materials, high yield and high product purity.

The invention provides a three-dimensional covalent organic framework compound. The triptycene derivative is formed by connecting a triptycene hexavalent group and a pyrene tetravalent group through aconnecting group, and at least a portion of the three-dimensional covalent organic framework compound, wherein each triptycene hexavalent group is connected with six adjacent pyrene tetravalent groups, each pyrene tetravalent group is connected with four adjacent triptycene hexavalent groups so as to form a regular hexagonal prism-shaped three-dimensional topological network structure, and the connecting groups contain dynamic covalent bonds. The invention provides a preparation method and application of the three-dimensional covalent organic framework compound.

The invention provides polyimide based on 2,3,6,7-triptycene tetracarboxylic dianhydride and a preparation method of polyimide. The molecular weight of polyimide is about 30000 Faltons (GPC), the intrinsic viscosity of polyimide is within 0.58-0.73dL/g, the glass-transition temperature of polyimide is greater than 300 DEG C, and the 5% decomposition temperature of polyimide is 450 DEG C, that is, very good thermal resistance is achieved; meanwhile a triptycene structure on a polymer main chain can be formed into a Z-shaped structure, so that the action force of molecular chains can be reduced, the solubility of the polymer is improved as the compact piling of chains is reduced, the color of a polymer film is greatly improved, i.e., polymer film is nearly colorless from the conventional golden yellow, and thus the polymer film has wide application prospect in high-tech fields such as micro-electronics, photoelectron and optical communication; in addition, the preparation method provided by the invention has the characteristics of being low in cost, simple in preparation process and easy to control.

The invention provides a COF film, a preparation method, a transfer method and application thereof, and a chip containing the same. According to the preparation method, the COF film is prepared through polymerization reaction between hexaamino triptycene and pyrene tetraketone; the pi-pi accumulation effect between two-dimensional COF film layers is weakened; the porous COF film with single-layerthickness and extremely high pore density is obtained; and holes do not need to be formed in a plasma bombardment mode like a traditional single-layer graphene film. The COF film has remarkable separation and detection capacity for ions with different hydrated ion radiuses and also has higher ion permeability, and due to the characteristics, the COF film can be used for preparing an ion detectionchip so as to realize ultrafast ion separation and detection.

The invention relates to a triphyene derivative containing diarylethene and an application thereof. The triphyene derivative is obtained by the way that triphyene derivative halogeneated triphyene and bisthienylethenes containing trimethyl borate are in coupled reaction. The designed and compounded triphyene derivative has the characteristics of being good in heat stability, high in quantum efficiency, short in light response time and the like. In addition, a unique solvation color development phenomenon is shown in triphyene derivative alkane chloride. Consequently, the triphyene derivative containing the diarylethene not only can be used for full color display and information storage but also can be used for trace detection of the alkane chloride.

The invention discloses a preparation method of a triptyl polyimide separating film. The preparation method comprises the following steps of dissolving a triptycene compound containing active groups and a dianhydride compound into a non-proton solvent to perform polymerizing reaction, and performing imidization treatment; pouring the obtained polymer solution after reaction into a settling solution, severely stirring, sucking and filtering, washing, and drying, so as to obtain triptyl polyimide powder; dissolving the triptyl polyimide into a solvent to obtain film casting liquid, coating a supporter with the film casting liquid, and drying, so as to obtain the triptyl polyimide separating film. The preparation method has the advantages that the problem of difficulty dissolving of the polyimide polymer is solved, and the limitation of application in the separating film is solved; by combining with the polyimide material, the thermal stability and chemical stability are good, the mechanical property is excellent, and the prepared triptyl polyimide separating film has better long-time stability.

The invention discloses acyl-substituted triptycene and a preparation method thereof. An acyl compound is represented as structural general formula I or II. A framework of the compound is triptycene with a rigid three-dimensional structure. Two or three acyls are selectively introduced on the triptycene framework and can conveniently polymerized into a polymer through McMurry reaction, and the structure of the produced polymer is represented as general formula VI or VII. The preparation method of the acyl-triptycene derivative has the advantages of being cheap in raw materials, simple in synthetization, high in productivity, easy to derivatize and the like. In addition, the produced polymer has good dissolubility, and the acyl-substituted triptycene can be processed conveniently and has wide application prospect.

The invention discloses three-dimensional nanometer graphene based on triptycene and a synthetic method thereof. The three-dimensional nanometer graphene based on the triptycene is a novel coronene-modified triptycene derivative. The preparation method comprises the following steps of: firstly carrying out a Sonogashira coupling reaction on triiodo triptycene to obtain a tri-acetenyl triptycene derivative; then carrying out a Diels-Alder reaction on the tri-acetenyl triptycene derivative to obtain a coronene triptycene derivative; finally carrying out an FeCl3 oxidation and cyclization reaction in an organic solvent (dichloromethane) under the conditions of gas protection (Ar) and normal temperature for 15-240 minutes to obtain the three-dimensional nanometer graphene based on the triptycene. The preparation method disclosed by the invention is novel and higher in yield. The prepared three-dimensional nanometer graphene based on the triptycene disclosed by the invention has an outstanding effect on the aspect of cell imaging.

The invention discloses serial compounds with triptycene as a framework and in bridge connection with metalloporphyrin through pyrene tetrone and a preparation method therefor, and belongs to the photoelectric conversion material field. The compound molecular formula is C320H348N24M3. The structural formula is shown in the specification. Triptycene is subjected to nitration by utilization of concentrated nitric acid, and 2,6,14-trinitro-triptycene; after reduction, a reaction with propionic anhydride, p-toluenesulfonic acid and potassium nitrate is carried out, then sodium hydroxide is added, hydrolysis is carried out, and 2,6,14-triamino-3,7,15-trinitro-triptycene is prepared; after reduction of stannous chloride, ethanol and concentrated hydrochloric acid, 2,3,6,7,14,15-hexaamino triptycene hexachloro hydrochloride. 3,5-bis-tert-butyl benzaldehyde and pyrrole are reacted and porphyrin is prepared; porphyrin is reacted with cupric acetate and cupric nitrate solutions and nitro copper porphyrin is prepared; 4-amino-1,2,4-triazole is added, a reaction is carried out, and an amino substituted nitro copper porphyrin is prepared; after reduction, diamino copper porphyrin is prepared. 2,3,6,7,14,15-hexaamino triptycene hexachloro hydrochloride and 2,7-bis-tert-butyl pyrene-4,5,9,10- tetrone are reacted, and a compound 1 is prepared; the compound 1 is reacted with the diamino copper porphyrin, and a compound 2 is prepared; after metal removal, a reaction with a methanol solution of corresponding metal acetate is carried out, and the compound is prepared.

Triptycene derivatives and method for preparing the same are provided. The triptycene derivatives may be triptycene di-ester of the formula (I) or triptycene di-acid of the formula (II):

where n=1-5.

The present invention discloses a perovskite hole transport material based on a triptycene mother nucleus and a preparation method thereof. The material is 2,6,14-tri(50-(N,N-bi(4-methoxyphenyl)aminophenol-4-yl)-3,4-ethylenedioxythiophene-2-yl)-triptycene. The preparation method has the advantages of mild synthesis conditions, simple steps, cheap and easily obtained synthetic raw materials, and low synthesis costs. The prepared material has a good thermal stability, solubility and film forming property. An ultraviolet-visible light absorption spectrum indicates the hole transport material based on the triptycene mother nucleus has a large conjugate structure, has a more suitable HOMO level (-5.08 eV) than that of a mainstream hole transport material Spiro-MeOTAD, and provides a strong driving force for hole transporting. The carrier mobility of the material measured by a space charge limiting current method is 8x10<-4>cm<2>.V<-1>s<-1>. The perovskite hole transport material has potential.

The invention provides 2, 3, 6, 7-tetramethyl-9,10-o-naphthylanthracene and a synthetic method thereof. The synthetic method comprises: synthesizing 2,3,6,7-tetramethylanthracene from o-xylene and dichloromethane, performing a cycloaddition reaction on the 2,3,6,7-tetramethylanthracene and an epoxy compound, purifying by a column chromatography, carrying out acidic dehydration, removing reverse reaction products, and performing separation on columns to obtain the high-purity 2, 3, 6, 7-tetramethyl-9,10-o-naphthylanthracene. The triptycene derivatives disclosed by the invention is simple to prepare, low in raw material price, high in synthesis rate, and high in purity; and the synthetic method is simple in reaction conditions, mild and small in pollution.

The invention relates to the field of organic photovoltaic materials, particularly to a triptycene-based perylene imide compound, a preparation method and applications thereof, wherein the triptycene-based perylene imide compound has the structure formula represented by T-1, T-2 or T-3, and R1 are selected from the following any groups: C2-60 alkyl, substituent-containing alkyl, alkoxy, substituent-containing alkoxy, aryl, substituent-containing aryl, alkyl aryl, substituent-containing alkyl aryl, alkyl heteroaryl, substituent-containing alkyl heteroaryl, alkyl heterocycle group and substituent-containing alkyl heterocycle group, and are the same or different. According to the present invention, with the triptycene-based perylene imide compound, the photoelectric conversion efficiency is significantly improved, the design idea is reasonable and effective, the molecular structure is simple, and the synthesis step is short; and the triptycene-based perylene imide compound is the organicsolar cell material with important application prospects. The formulas T-1, T-2 and T-3 are defined in the specification.