30 results about "Benzanthrone" patented technology

The invention discloses a reducing olive T dye synthesizing novel technique. The technique comprises the following steps: firstly, 3, 9-dibromo benzanthrone, 1-aminoanthraquinone, calcined soda and copper oxides are placed into a solid-phase condensation device; after mixing, dehydration, temperature rise, heat preservation, condensation reaction and crushing, condensation compound T imine is obtained; secondly, the ring-closure reaction of the condensation compound T imine is generated in a ring-formed medium and then a reducing olive T filter mass is obtained after dilution, oxidation, water scrubbing in a filter and blowing; thirdly, after remixing, sand grinding, standardization and drying of raw dye through addition agent, a commodity is prepared, wherein, the ring-closure reaction is to use reducing deep-blue BO raw dye mother solution after evaporation and concentration as ring forming agent and to perform ring forming reaction with the imine. The reducing olive T dye synthesizing novel technique has the advantages that: the reducing deep-blue BO mother solution which is produced by the company is recycled and used for ring closure of the reducing olive T, thereby not only greatly reducing the production cost of the raw dye and improving the product quality but also reducing pollution and emission of the three wastes. Moreover, the olive T imine also can be cycled and concentrated for use after passing through filter mass washing mother solution after ring closure.

The invention relates to a perylene diimide organic third-order nonlinear optical material. 3,4,9,10-perylenetetracarboxylic diimide serves as a core group; cyclohexane and benzanthrone or triphenylamine serve as substituent groups; cyclohexane is connected with an imide nitrogen atom of the core group; and benzanthrone or triphenylamine is connected with a bay of the core group to form a whole. A preparation method comprises the steps: (1) adding a perylene diimide derivative, a benzanthrone derivative or a triphenylamine derivative with the imide nitrogen atom connected with cyclohexane, and potassium carbonate into a solvent for dissolution, (2) after supplying nitrogen for 1-30 min, adding a tetrakispalladium catalyst, heating to 80-100 DEG C at a speed of 500-1200 r / min for reaction for 3-24h , (3) carrying out extraction, knockout and dryness for many times by using dichloromethane and distilled water, and (4) separating and purifying an obtained crude product. The perylene diimide organic third-order nonlinear optical material has a large nonlinear absorption coefficient and a two-photon absorption cross-section value and is applied to a third-order nonlinear optical material aspect.

The invention relates to a textile dye. The textile dye is prepared from, by weight, 30-40 parts of polyamide resin, 15-30 parts of benzanthrone, 20-15 parts of acridine condensed ring hydrocarbon, 10-20 parts of organic carboxylic acid compound, 10-15 parts of polyether modified polysiloxane, 5-10 parts of fatty alcohol polyoxyethylene ether, 12-36 parts of light stabilizer and 5-15 parts of antioxidant. The textile dye has good stability after dyeing, is not easy to discolor, can be used for safe fire-protection fabrics, has a certain absorption property for infrared rays, can be used for printing and dyeing of field detection clothes, has a wide application range and has a good market prospect.

The invention provides a method for manufacturing vat brown RP dyestuffs. The method includes that 3,9-dibromo-benzanthrone and 1-amino-anthraquinone are subjected to condensation reaction under the effects of acid-binding agents and catalysts to generate condensate brown RP imine, then ring forming agents are added into the condensate brown RP imine, and the condensate brown RP imine and the ring forming agents are subjected to ring-closure reaction and are refined to obtain vat brown RP products. The method is characterized in that the ring forming agents for the ring-closure reaction are aluminum trichloride and pyridine, and sulfuric acid and sodium chlorate are oxidized to remove copper during refining. The method has the advantages that ring-closure reaction can be completely carried out, the product yield can be increased, the cost can be reduced, and the obtained products are high in quality; impurities such as the ring forming agents and the copper can be removed by the aid of an oxidization copper removing process, the products are high in purity, and the performance of the dyestuffs can be improved.

The invention discloses a method for preparing a poly (benzanthrone) fluorescent molecular sensor for detecting Pd <2+>, which comprises the steps of: taking commercially-available benzanthrone, boron trifluoride diethyl ether and acetonitrile as raw materials, electrochemically synthesizing poly (benzanthrone) in one step in a three-electrode system through constant-potential polymerization, pretreating and dedoping the obtained poly (benzanthrone) and obtaining a polymer, wherein the obtained polymer has better alcohol solubility and good fluorescence characteristic and the Pd <2+> has good fluorescence quenching effect on the polymer, so that the efficient, sensitive and selective fluorescence detection of the Pd <2+> can be realized. The poly (benzanthrone) fluorescent molecular sensor prepared by adopting the method disclosed by the invention has the advantages of low cost, simpleness in process, simpleness and convenience for operation and the like, can be successfully applied to the detection of the Pd <2+> in crops and environments and has good potential practical value and commercial prospect.

The invention discloses camouflaging textile dyestuff. The camouflaging textile dyestuff is prepared from, by weight, 25-65 parts of a carbon nano-material, 12-32 parts of benzanthrone, 10-15 parts of an acridine condensed cyclic hydrocarbon, 14-30 parts of squarylium cyanine, 10-20 parts of Nile red and 22-36 parts of auxiliaries, wherein the auxiliaries include an accelerating agent, an oxidizing agent and a dispersing agent. By means of the mode, the camouflaging textile dyestuff has good performance for absorbing infrared rays, is suitable for printing and dyeing infrared camouflage clothes, reduces the probability that a human body object is detected, and improves safety of field detection.

The invention discloses a preparation method of an alkoxy benzanthrone photoinitiator, relates to the technical field of photocuring synthesis, and is provided to solve the problems that existing photoinitiators have poor compatibility with polyethylene or polypropylene, leading to insufficient tensile strength of crosslinked materials. The preparation method comprises the steps as follows: (1) mixing and stirring 3-bromobenzanthrone, alkyl alcohol and inorganic base, and then, stirring and mixing the obtained mixture with dichloromethane and water; and (2) carrying out recrystallization to prepare alkoxy benzanthrone. The invention further provides the alkoxy benzanthrone photoinitiator prepared by the method and application of the alkoxy benzanthrone photoinitiator. The alkoxy benzanthrone photoinitiator has the beneficial effects as follows: the alkoxy benzanthrone prepared by the method is used as the photoinitiator, an alkoxy structure is embedded in the structure to improve the molecular weight and solubility property of the photoinitiator, so that the photoinitiator has high crosslinking efficiency with a copolymer, and a material has good tensile strength and excellent mechanical properties and heat resistance.

The invention discloses a feed additive with two-way stress physiological regulation and a preparation method thereof. The feed additive comprises the following components by weight portions: 0-25 portions of a 2-benzanthrone derivative, 0-5 portions of a Gamma- aminobutyric acid derivative and 25-90 portions of defated rice bran. The feed additive has the beneficial effects of causing the animals to be more comfortable, reducing the aggressive behaviors, enhancing the appetite of animals, improving the feed intake, promoting the adaptability and disease resistance of the body and avoiding stress diarrhea, thus reaching the purposes of avoiding stress syndrome and improving the quality of animal products; meanwhile, two main components of the feed additive are plant extracts, which reaches the requirements of no residue and environmental protection. By applying the feed additive of the invention in raising poultry and livestock, the animal death rate is reduced by 5-15%, the feed intake is increased by 5-15% and the weight is increased by 5-15%. Compared with the anti-stress feed additives applied to the prior art, the feed additive of the invention obviously improves the effects.

The invention discloses a vat olive T liquid dye and a production process. A formula comprises the ingredients in percentage by mass: 18%-25% of benzanthrone, 18%-25% of 1-aminoanthraquinone, 1%-5% ofsoda ash, 0.1%-1% of a dispersant, 0.1%-1% of an anti-coagulationassistant and 50%-57% of water. The production process comprises the following steps: (1) material selecting; (2) vat olive T filter cake producing; (3) grinding; (4) rating; (5) dyeing analyzing; and (6) packaging and warehousing. According to the vat olive T liquid dye and the production process, through a specific proportioning ratio and the steps of vat olive T filter cake producing, grinding, rating, dyeing analyzing and packaging and warehousing, the prepared liquid dye can be clean and environmentally friendly, and dust pollution is reduced; during use in a printing and dyeing mill, the COD value of sewage is reduced; during production, energy is saved; the liquid dye is more bright-colored in color light compared with powder dyes; and during use, the vat olive T liquid dye is more convenient and is a genuine environment-friendly dye.

The invention discloses a polymerizable photoinitiator based on benzanthrone, relates to the technical field of photoinitiators, and provides the photoinitiator based on the problem that a conventional photoinitiator causes yellowing of a material; the photoinitiator has the structural general formula described in the specification, wherein n=1-6. The invention also provides a preparation method of the photoinitiator. The photoinitiator has the beneficial effects that according to the prepared photoinitiator, polyethylene glycol is introduced into benzanthrone, so that the compatibility of thephotoinitiator and a polymerization system is improved; and meanwhile, unsaturated double bonds are introduced into initiator molecules, so that the volatility and mobility of the photoinitiator arereduced.

The invention relates to a perylene diimide fluorescent dye with ortho-substituted benzanthrone. 3, 4, 9, 10-perylenetetracarboxylic diimide is used as a core group, imide nitrogen atoms at two ends of the core group are connected with 7-tridecyl, and the ortho-position of the core group is connected with benzanthrone. The 7-tridecyl group is introduced to the perylene diimide group, and the benzanthrone group is introduced to the ortho position, so that the obtained perylene diimide fluorescent dye of ortho-substituted benzanthrone has a large two-photon absorption cross section value, the third-order nonlinear optical activity is greatly improved, and the perylene diimide fluorescent dye can be applied to a third-order nonlinear optical material. Meanwhile, no matter whether single photons or two photons are used for exciting the aggregation states of the two photons, the perylene diimide fluorescent dye with ortho-substituted benzanthrone shows AIE properties, and has great application potential in the aspects of two-photon fluorescence imaging and two-photon dynamic therapy.

The invention discloses a reducing olive T dye synthesizing novel technique. The technique comprises the following steps: firstly, 3, 9-dibromo benzanthrone, 1-aminoanthraquinone, calcined soda and copper oxides are placed into a solid-phase condensation device; after mixing, dehydration, temperature rise, heat preservation, condensation reaction and crushing, condensation compound T imine is obtained; secondly, the ring-closure reaction of the condensation compound T imine is generated in a ring-formed medium and then a reducing olive T filter mass is obtained after dilution, oxidation, waterscrubbing in a filter and blowing; thirdly, after remixing, sand grinding, standardization and drying of raw dye through addition agent, a commodity is prepared, wherein, the ring-closure reaction isto use reducing deep-blue BO raw dye mother solution after evaporation and concentration as ring forming agent and to perform ring forming reaction with the imine. The reducing olive T dye synthesizing novel technique has the advantages that: the reducing deep-blue BO mother solution which is produced by the company is recycled and used for ring closure of the reducing olive T, thereby not only greatly reducing the production cost of the raw dye and improving the product quality but also reducing pollution and emission of the three wastes. Moreover, the olive T imine also can be cycled and concentrated for use after passing through filter mass washing mother solution after ring closure.

The invention relates to the field of fine chemical engineering, in particular to an industrial production method for vat dark blue BO, which comprises the following steps: adding anhydrous sodium acetate, potassium hydroxide and a solvent into a reaction kettle under a stirring condition, heating with steam until the sodium acetate and potassium hydroxide are fully dissolved, and introducing nitrogen into the reaction kettle for protection; alternately adding sodium chlorate and benzanthrone and controlling the temperature of the feed liquid; after the feeding is finished, raising the temperature to carry out a condensation reaction; after the condensation reaction is finished, transferring a reaction solution into an oxidation kettle, adding water, and introducing air or oxygen while stirring to perform an oxidation reaction; after the reaction is finished, performing filtration to obtain a solid, and washing the solid with hot water to obtain a vat dark blue BO crude product; addingwater into the crude product for pulping, and adding acid to adjust the pH to weak acidity; performing filtration and drying to obtain a vat dark blue BO finished product. According to the industrialproduction method for vat dark blue BO provided by the invention, the mother liquor is concentrated and recycled, so that the cost is further reduced, and the method is more environment-friendly.

The invention discloses a dye. The dye is characterized by comprising the following raw materials in part by weight: 20-50 parts of polyamide resin, 10-20 parts of benzanthrone, 15-20 parts of organiccarboxylic acid compound, 10-15 parts of polyether modified siloxane, 5-15 parts of sodium citrate, 8-15 parts of iron ions, 2-5 parts of alginic acid, 5-10 parts of fatty alcohol polyoxyethylene ether, 12-20 parts of light stabilizer, 10-15 parts of seed liquid, 20-30 parts of arrowroot powder and 5-15 parts of antioxidant. The dye provided by the invention is environment-friendly and safe and can satisfy the demand of field detection clothes.

The invention relates to a perylene diimide fluorescent dye with ortho-substituted benzoanthrone, which uses 3,4,9,10-perylenetetracarboximide as the core group, and the acyl diimide at both ends of the core group 7-tridecyl groups are connected to the imine nitrogen atoms, and benzanthrone is connected to the ortho position of the core group. In the present invention, a 7-tridecyl group is introduced into the perylene diimide group and a benzanthrone group is introduced into the ortho position, and the obtained perylene diimide fluorescent dye of the ortho position substituted benzanthrone has a large bis The photon absorption cross section greatly improves the third-order nonlinear optical activity, and can be applied to third-order nonlinear optical materials. Simultaneously, regardless of using single-photon or two-photon to excite the aggregated state of the two, the perylene diimide fluorescent dye of the ortho-substituted benzoanthrone of the present invention exhibits AIE properties, and can be used in two-photon fluorescence imaging and two-photon dynamics Therapeutic aspects will have great application potential.

The invention discloses a benzanthrone-based photoinitiator, and relates to the technical field of photoinitiators, the structural general formula of the photoinitiator is as follows: R1, R2, R3, R4 and R5 are the same or different and independently represent H or methyl; The invention also provides a preparation method of the photoinitiator, which takes alkyl benzoyl chloride and benzanthrone as substrates, and a target product is obtained through Friedel-Crafts acylation reaction.

The invention discloses a 11-substituted 1,6-diaza benzanthrone derivative and a synthesis method and application thereof. The derivative has a structure represented by the following formula (I). Thesynthesis method of the derivative comprises the steps that a compound represented by the formula (II) is nitrated to obtain a compound represented by the formula (III), and the compound represented by the formula (III) reacts with sodium sulfide in a first organic solvent to obtain a compound represented by the formula (IV); the compound represented by the formula (IV) reacts with DMF-DMA in a second organic solvent, and then ammonium chloride and a weak acid are added for reaction after completion of the reaction to obtain a compound represented by the formula (V), specifically, the entire reaction is carried out under the protection of an atmosphere; further, the compound represented by the formula (V) reacts with acid chloride represented by the formula (VI) in a third organic solventto obtain a crude product of the target compound. The compounds represented from the formula (I) to the formula (VI) are respectively as shown in the specification, wherein n is 1 to 3, and R<2> is -N(CH3)2 and -NEt2.

The invention discloses an electrochemical preparation method of benzanthrone, which comprises the following steps: (1) sequentially adding electrolyte and anthraquinone into a diaphragm-free electrolytic tank, inserting a cathode and an anode, and introducing nitrogen; (2) stirring and heating to a reaction temperature, electrifying, dropwise adding glycerol into the electrolytic tank, and reacting at a constant temperature and a constant flow; and (3) after the reaction is completed, diluting the electrolyte until the mass fraction of the acid is 60%, separating out a product, filtering, washing and drying to obtain the benzanthrone. The method has the advantages that 1, the benzanthrone is prepared by adopting an electrochemical method, the process is simple, and the reaction condition is mild; 2, no organic solvent is added in the reaction process, no heavy metal salt is generated, and the method is an environment-friendly organic synthesis reaction; 3, a reaction product is easy to separate, the content of benzanthrone is high, and an additional treatment process is not needed; and 4, main pollutants in the electrolyte are some sulfonates of anthraquinone or benzophenone and are easy to remove, and the purified electrolyte can be recycled.

The present invention discloses a textile material with far -infrared absorption function, including: weight counts according to weights, including 25 ~ 65 copies of carbon nanoma, 12 ~ 32 copies of pyrine, pyrimidine thick ring10 ~ 15 copies of hydrocarbons, 14 ~ 30 cubes of sournium, 10 ~ 20 parts of Nahong, and 22 ~ 36 subsidiaries include infections, oxidants, and dispersion.Through the above methods, the textile materials that have a long -infrared absorption function have a good absorption performance for infrared rays. They can be suitable for the printing and dyeing of infrared camouflage clothing, reducing the probability of human targets, and improving the safety of field detection.

The invention discloses a 3-substituent benzanthrone liquid crystal dye, as well as a preparation method and application thereof. According to the preparation method, different acetenyl groups are introduced to the 3-bit of 3-bromobenzanthracen serving as a parent to improve the solubility of a molecule in a liquid crystal and reinforce the linear structure of the molecule, so that the dichroism of a liquid crystal compound can be improved; and highly delocalized electron and parent on a benzene ring are utilized to form a large conjugated system. The synthesized benzanthrone fluorescent bidirectional liquid crystal dye has a maximum absorption wavelength concentrated in a visible region and a transmission wavelength concentrated at about 500nm, and has the advantages of novel structure, easily available raw materials and simple synthesis method; and the dye has a better dichroic ratio and orderly parameters in the liquid crystal, can be used for manufacturing liquid crystal display products, and especially has high dichroism in guest-host liquid crystal displays.

The present invention relates to the improvement of the production process of preparing reduced blue BO (C.I.Vat Blue 20). The reduction dark blue BO production technology method reported before this is to use triethylene glycol as a flux, adding sodium chlorate to make benzothrone in the hydrogen oxidation process. It can be obtained by dehydrogenation in molten potassium and ring closure. The product produced by this process has low strength and dark color, which is difficult and expensive for commercial processing. If it is used as a dye intermediate, it will have a greater impact on the quality and yield of downstream products. The improvement of the production process of the reduced dark blue BO provided by the present invention is that in the above method, the fluxing agent sodium acetate is added to make the reaction more smooth and thorough, the process is easy to control, and the product quality is obviously improved.

The invention discloses a method for producing benzanthrone by using a primary battery technology, and belongs to the field of fine chemical engineering. The reaction is carried out in a galvanic cell device consisting of a cathode tank, an anode tank and a permeable membrane. Concentrated sulfuric acid with the same concentration is added into a cathode tank and an anode tank to serve as a reaction medium, an aluminum plate serves as an anode, stainless steel 316L serves as a cathode, anthraquinone and glycerin are added into the cathode tank, reduction and cyclization reactions are carried out in the cathode tank, the anode and the cathode are directly connected through a wire, current is generated in the reaction process, and electrons flow to the cathode from the anode through a connecting wire. And the anode tank simultaneously generates aluminum sulfate. Compared with the prior art, according to the production method of the benzanthrone, a metal reducing agent is not added in the main reactor, pollution of metal ions is avoided, aluminum sulfate generated by an anode can be conveniently and completely recycled, secondary utilization value is achieved, meanwhile, the raw material utilization rate is high, and mother liquor sulfuric acid does not contain metal salt and can be concentrated and recycled.

The invention provides a method for manufacturing vat brown RP dyestuffs. The method includes that 3,9-dibromo-benzanthrone and 1-amino-anthraquinone are subjected to condensation reaction under the effects of acid-binding agents and catalysts to generate condensate brown RP imine, then ring forming agents are added into the condensate brown RP imine, and the condensate brown RP imine and the ring forming agents are subjected to ring-closure reaction and are refined to obtain vat brown RP products. The method is characterized in that the ring forming agents for the ring-closure reaction are aluminum trichloride and pyridine, and sulfuric acid and sodium chlorate are oxidized to remove copper during refining. The method has the advantages that ring-closure reaction can be completely carried out, the product yield can be increased, the cost can be reduced, and the obtained products are high in quality; impurities such as the ring forming agents and the copper can be removed by the aid of an oxidization copper removing process, the products are high in purity, and the performance of the dyestuffs can be improved.

The invention relates to the field of fine chemical engineering, and concretely relates to a preparation method of benzanthrone. The method concretely comprises the following steps: adding anthraquinone, ruthenium carbon, sulfuric acid, a phase transfer catalyst and a solvent into a pressure reaction kettle, introducing H2, and performing a reaction; cooling the obtained reaction solution after the reaction is finished, discharging the residual H2, filtering the reaction solution, washing the obtained filtrate with a solvent, mixing the filtrate with the obtained washing solution, and transferring the obtained solution into a second reaction kettle; repeatedly using obtained filter residue as a catalyst for the next batch; adding glycerol into the second reaction kettle, adding a catalystsulfuric acid, and performing a cyclization reaction; and performing distillation after the reaction is finished to remove the solvent, washing residues with hot water, and drying the washed residuesto obtain the benzanthrone. Compared with the prior art, the production method of benzanthrone, provided by the invention, has the characteristics that high recycling rate of raw materials, easiness in process control, low cost, and obvious improvement of the product quality.

The invention discloses a benzanthrone derivative and a preparation method thereof. The general formula is shown as a formula I or IV, formula I or IV, R1, R2, R3 is independently selected from hydrogen, halogen, an ester group, an acyl group, a branched-chain or straight-chain C1-C20 alkyl group, a straight-chain or branched-chain C1-C20 alkoxy group, a branched-chain or straight-chain perfluoroC1-C20 alkyl group, a branched-chain or straight-chain perfluoroC1-C20 alkoxy group, a substituted or unsubstituted C4-C40 aryl group, and a substituted or unsubstituted C4-C40 heteroaryl group. The benzanthrone derivative with a novel structure provided by the invention is simple in preparation method, non-toxic and harmless, has yellow fluorescence, can be used as a potential organic functional material, and is an important dye intermediate.

The invention discloses a special printing and dyeing material for infrared camouflage clothing. The printing and dyeing material comprises raw materials in parts by weight as follows: 25-65 parts ofa carbon nanomaterial, 12-32 parts of benzanthrone, 10-15 parts of acridine condensed cyclic hydrocarbon, 14-30 parts of squaraine, 10-20 parts of Nile red and 22-36 parts of auxiliaries, wherein theauxiliaries comprise an accelerant, an oxidizing agent and a dispersing agent. With the adoption of the scheme, the special printing and dyeing material for the infrared camouflage clothing has good infrared absorbability and is applicable to printing and dyeing of the infrared camouflage clothing, the probability of detection of a human target is reduced, and field exploration safety is improved.

The invention discloses a 9-amino oxidized isoaporphine-platinum (II) complex, a synthetic method and an application thereof. The 9-amino oxidized isoaporphine-platinum (II) complex is prepared with 9-amino oxidized isoaporphine and dichloro bis(dimethyl sulfoxide)platinum (II) as raw materials through a coordination reaction in a polar solvent. A research result shows that the inhibition effect of the complex on telomerase reaches 56.97% and is improved significantly than those of a 1-aza-benzanthrone platinum (II) complex and 6-hydroxy oxidized isoaporphine-platinum (II) complex. The complex has significant inhibition effect on the activity of the telomerase and has excellent selectivity and significant in-vitro antitumor activity on various human tumor cell strains and a normal liver cell strain. The structure formula of the complex is represented as the formula (I).

The invention discloses a 3-substituent benzanthrone liquid crystal dye, as well as a preparation method and application thereof. According to the preparation method, different acetenyl groups are introduced to the 3-bit of 3-bromobenzanthracen serving as a parent to improve the solubility of a molecule in a liquid crystal and reinforce the linear structure of the molecule, so that the dichroism of a liquid crystal compound can be improved; and highly delocalized electron and parent on a benzene ring are utilized to form a large conjugated system. The synthesized benzanthrone fluorescent bidirectional liquid crystal dye has a maximum absorption wavelength concentrated in a visible region and a transmission wavelength concentrated at about 500nm, and has the advantages of novel structure, easily available raw materials and simple synthesis method; and the dye has a better dichroic ratio and orderly parameters in the liquid crystal, can be used for manufacturing liquid crystal display products, and especially has high dichroism in guest-host liquid crystal displays.