203 results about "Brownish red" patented technology

The invention relates to a solar-absorbing coating used for converting solar energy (sunlight) into thermal energy, and provides three kinds of selective solar-absorbing coatings. The coating is prepared from resin, absorbents, extender pigments, addition agents and solvents, and the color of the coating is formed by mixing a plurality of absorbents (pigments); the coating mainly plays the role of converting the solar energy into the thermal energy, and has the certain function of decoration; and the color of the coating is brownish red, bottle green and black, and the absorptance of the coating to sunlight is 0.95, therefore the coating can be used as a heat-absorbing coating for solar water heaters, solar greenhouses and military image decoys.

The invention relates to a Chinese herbal medicinal insecticide, and aims to solve the problem of public hazards of the conventional insecticide. The Chinese herbal medicinal insecticide comprises the following Chinese herbal medicines in part by weight: 50 to 110 parts of macleaya cordata, 50 to 110 parts of eucalyptus robusta smith, 40 to 100 parts of betel nut, 40 to 100 parts of pumpkin seed,40 to 100 parts of clematis root, 40 to 100 parts of celastrus angulatus, 30 to 90 parts of stone-like omphalia, 30 to 90 parts of grand torreya seed, 30 to 90 parts of camphor tree, 30 to 90 parts of pomegranate rind, 30 to 90 parts of lightyellow sophora root, 30 to 90 parts of rhododendron molle, 30 to 70 parts of fourstamen stephania root, 30 to 70 parts of sessile stemona root, 30 to 70 parts of hindu datura flower and 30 to 70 parts of liquoric root. The Chinese herbal medicinal insecticide is prepared by the following steps of: performing alcohol precipitation on the Chinese herbal medicines to obtain the original liquid medicine; diluting sodium usnic acid by using a solvent; and adding 0.1 to 0.3 weight percent of diluted sodium usnic acid into the original liquid medicine. The finished Chinese herbal medicinal insecticide comprises 0.5 percent (g / ml) of sanguinarine, is brownish red, has the ph value of 7 to 8 and the density of 1.10g / cm<3>, and has the advantages of effective insecticidal capability, no damage to humans, high adsorbability and durable seepage force.

The invention discloses a method for preparing inorganic polymeric flocculant polyferric silicate sulfate and a wastewater treatment method. Ferrous sulfate is oxidized into polyferric sulfate through the acclimated thiobacillus ferrooxidans; polymerization reaction is conducted between the polyferric sulfate and the active polysilicic acid solution; and then the polymerization reaction product is left to stand and ageing to obtain the brownish red liquid polyferric silicate sulfate. The product brownish red liquid polyferric silicate sulfate is applicable to the purification of domestic sewage, printing and dyeing wastewater and heavy metal wastewater and COD removal rate, decoloring rate and heavy metal removal rate can reach more than 90%.

The invention discloses a preparation method of polyphenol of chestnut shells. The preparation method comprises the following steps of digestion, filtration and condensation, enrichment / separation, condensation and drying to obtain the polyphenol of brownish red chestnut shells. The preparation method has the advantages of high content and good quality of polyphenol with the content of oligomeric proantho cyanidins reaching more than 50 percent, simple production technology, low cost and no pollution, and is applicable to commercial production. The preparation method maximizes the utilization of the waste chestnut shell which accounts for 20 percent of a chestnut, thus enhancing the added value of chestnuts and simultaneously creating a new resource of antioxidant of polyphenol from natural plants for the food and pharmaceuticals industries.

The invention discloses a red-light emission fluorescent carbon dot with an up and down conversion function and a preparation method of the red-light emission fluorescent carbon dot. The particle size of the carbon dot is 10-50nm; the position of a fluorescence emission peak generated under the irradiation of exciting lights with different wavelengths is 600-670nm; the fluorescence quantum yield is greater than 40%; and the preparation method comprises the following steps: dissolving a carbon precursor into a liquid organic compound to form a mixed reaction solution; heating and carrying out heat preservation to form a brownish red solution; and washing the solid matters separated from the brownish red solution, so as to form the carbon dot. The carbon dot disclosed by the invention has the advantages of up and down conversion and red-light emission, high fluorescence quantum yield and relatively large stokes shift, and has a wide application prospect in the fields such as fluorescent tag imaging, drug delivery, disease diagnosis, analysis detection and the like; and meanwhile, the preparation process is simple and rapid, convenient to operate, high in yield, free of complicated and expensive equipment, low in cost, and easily achieves large-scale production.

The invention relates to a Chinese herb biological disinfectant to solve the public nuisance problem of the traditional disinfectant. The Chinese herb biological disinfectant is prepared by adopting the steps of preparing primary liquid medicine by ethanol precipitation of the following bulk drugs in weight ratio: common andrographis herb 40-120, santonin 40-120, celastrus angulatus 35-105, camphor tree 35-105, stephania tetrandra 35-105, rhododendron molle 35-105, macleaya cordata 30-90, pomegranate rind 30-90, clematis root 30-90, radix stemonae 30-90, eucalyptus robusta 30-90, sophora flavescens 30-90, cortex dictamni 25-75, Chinaberry bark and root-bark 25-75, rhizoma corydalis 25-75 and liquorice root 25-75; and adding sodium usnic acid with weight ratio of 0.01-0.03% in the primary liquid medicine, wherein the sodium usnic acid is dissolved with a solvent before the sodium usnic acid is added in the primary liquid medicine. The Chinese herb biological disinfectant contains 0.2% andrographolide, with color being brownish red, ph being 7-8 and density being 1.10g / cm<3>. The Chinese herb biological disinfectant has the advantages of effective disinfection and no harm to human.

The invention discloses an iron oxide red pigment and a preparation method thereof. The preparation method comprises the specific steps that 1, acidic waste water generated after production of titanium dioxide pigments or acidic waste water in an iron and steel plant is adopted for preparing a ferrous sulfate solution; 2, the ferrous sulfate solution is diluted with water, a dispersion agent and caustic soda liquid are added, air is introduced, air is maximized, the pH value of the feed liquid is controlled to range from 9 to 12, an oxidizing reaction is carried out till the color is brownish red, and an iron oxide red seed crystal solution is prepared; 3, the iron oxide red seed crystal solution is added, the pH value is adjusted to range from 5 to 8, the ferrous sulfate solution is added, heating is carried out, air is introduced, when the temperature ranges from 60 DEG C to 80 DEG C, the caustic soda liquid is continuously and evenly added into a reactor dropwise, the pH value is controlled to range from 2.5 to 3.5 till the feed liquid is fermented into a yellowish red phase, the temperature is controlled to range from 80 DEG C to 85 DEG C at this moment, the pH value is controlled to range from 3.5 to 4.5, the oxidizing reaction is carried out for 16-30 hours, and the iron oxide red pigment is prepared. The method is environmentally friendly, and the product is fine and even in particle and bright in color.

The invention relates to an aliphatic series high-efficiency water reducing agent and a preparation method thereof, belonging to the technical field of water reducing agent for concrete. The aliphatic series high-efficiency water reducing agent is characterized in that the structure of the aliphatic series high-efficiency water reducing agent is shown as the upper formula, wherein a, b, c and d are positive integers and larger than or equal to 80, but less than or equal to 200; water and sodium sulfite are added into a reaction container, acetone is added into the reaction container to be stirred and reflowed for 30-60 minutes under the temperature below 20-40 DEG C, a formaldehyde solution with the mass concentration of 37 percent is dripped into the reaction container in the first step, the contrary dripping speed is controlled to complete dripping within1-2 hours, and then the mixture is heated to increase the temperature to 80-120 DEG C and reacted under constant temperature for 3-6 hours so as to obtain a brownish red liquid finished product with the mass concentration of 30-40 percent, namely, the aliphatic series high-efficiency water reducing agent. The invention solves the problems of long reaction period and the nonuniform molecular weight distribution of reaction products in the preparation process of the prior sodium sulfite.

The invention discloses a functional ceramic tea set, and relates to the technical field of ceramic manufacturing, in particular to a functional ceramic tea set capable of radiating negative oxygen ions and far infrared rays for a long time, converting water molecular clusters and adsorbing harmful residues in tea. The functional ceramic tea set is characterized by being mainly composed of 28% of tourmaline, 8% to 10% of quartz, 6% to 8% of diopside, 12% to 16% of medical stone, 12% to 14% of albite, 4% to 7% of hsiuyen jade, 8% to 11% of tremolite, 10% to 13% of rectorite, 5% to 7% of kaolin, 8% of bentonite and the like. The appearance of the functional ceramic tea set is brownish red. The functional ceramic tea set has the functions of radiating negative oxygen ions and far infrared rays for a long time, converting water molecular clusters, having antibacterial and antiseptic effects, adsorbing a trace amount of pesticide residues and heavy metal such as lead, chromium and nickel in tea, resisting and killing mould and carcinogenic bacteria dissolved out of old tea due to inappropriate storage, and the like.

The invention belongs to the technical field of ceramic manufacturing, relates to a functional ceramic wine set and particularly relates to a functional ceramic wine set which is capable of emitting negative oxygen ions and far infrared rays for a long time, converting molecular groups and potentials of wine and regulating the pH value of wine. The functional ceramic wine set is characterized by being mainly prepared from 20% of hexacyclic stone, 18-22% of medical stone, 16-18% of tourmaline, 8-10% of zeolite, 13% of clay, 6-8% of lithium feldspar, 3-5% of quartz and 8-12% of diatomite. The functional ceramic wine set is brownish red in appearance, has the functions of emitting negative oxygen ions and far infrared rays for a long time, inhibiting and killing bacteria, removing traces of harmful substances in wine, regulating aldehydes in wine and improving the taste of wine and is capable of changing wine qualitatively.

The invention provides a cutting working fluid of a numerically controlled line-cutting machine, and a preparation method thereof. The cutting working fluid of the numerically controlled line-cutting machine comprises, by weight, 5-30% of rosin soap, 1-10% of sodium petroleum sulfonate, 5-10% of sodium oleate, 5-20% of triethanolamine, 0.1-2% of sodium citrate, 1-5% of sodium carbonate, 1-5% of trisodium phosphate, 1-10% of phosphate ester, and the balance being clear water. The preparation method comprises a first step of measuring a proportional amount of the clear water according to a formula, putting the clear water in a container and heating to a temperature of 60-80 DEG C; a second step of stirring in the container with a stirrer, adding a formula amount of the phosphate ester under a stirring state and keeping a temperature at 50-60 DEG C to dissolve the phosphate ester; a third step of adding formula amounts of the rosin soap, sodium oleate and sodium petroleum sulfonate under stirring, mixing uniformly and continuously keeping the temperature for 30 minutes; and a fourth step of closing temperature preservation, adding formula amounts of triethanolamine, sodium citrate, sodium carbonate and trisodium phosphate under stirring, and stirring for 5-10 minutes to obtain a brownish red and transparent finished product of the cutting working fluid. The working fluid produced by the method is simple in process and low in cost, and has no discharge of pollution wastes.

The invention discloses a rust glaze and a method for making products thereof. The rust glaze is composed of components including by weight: 12-26% of sodium feldspar, 3-8% of calcium carbonate, 2-5% of titanium dioxide, 15-20% of kaolin, 3-6% of quartz, 7-10% iron oxide, 15-22% of manganese dioxide, and the balance boron clinker. The method for making the products includes glaze slurry preparation and product preparation, wherein blank making, furnace sintering, and cooling in the roduct preparation use strict temperature control conditions and a uniform glazing method. Ceramic products made by the rust glaze composition recipe of the present invention and the sintering process have unique qualities and characteristics, have an iron rust-like appearance, are loose as removable rust, present brownish red, and present a layer of rust crystal light on the glaze surface. The sintering process is easy to control, the temperature control of sintering achieves energy efficiency and reliability, and the rate of sintered qualified products is high.

The invention provides a negative oxygen ion far-infrared sleeping pillow filled ceramic ball, relates to the technical field of ceramic manufacturing and in particular relates to a ceramic ball capable of emitting negative oxygen ions and far-infrared rays. The negative oxygen ion far-infrared sleeping pillow filled ceramic ball is characterized by being mainly prepared from 20% of medical stone, 10% of hexacyclic stone, 8-12% of tourmaline, 12-15% of lithium feldspar, 9% of attapulgite, 13% of rectorite, 26% of zeolite, and 1-2% of additional germanite and the like. The negative oxygen ion far-infrared sleeping pillow filled ceramic ball is brownish red having the diameter phi of about 2mm, and has the function of emitting negative oxygen ions and far-infrared rays; the emission measure of the negative oxygen ions is 1250-1500 / s.cm<3>; the wavelength of the far-infrared rays is 5-14 microns and the emissivity of the far-infrared rays is 0.90. The negative oxygen ion far-infrared sleeping pillow filled ceramic ball is mainly taken as a sleeping pillow filler.

The invention discloses a medicinal liquor, comprising the following crude drugs: angelica sinensis, astragalus membranaceus baked with honey, codonopsis pilosula, tuckahoe, dogwood, ligusticum wallichii, roasted white atractylodes rhizome, schisandra chinensis, pericarpium citri reticulatae, fruit of Chinese wolfberry, radices sileris, notopterygium root, poria with hostwood, radix ophiopogonis, dried rehamnnia root, prepared rehmannia root, Chinese-date and colla carapacis. The invention also discloses a preparation method of the medicinal liquor. The medicinal liquor disclosed by the invention is prepared from more than ten natural traditional Chinese medicines in a refining manner, the prescription is reasonable in composition, simple in preparation method, and free of any corrosion remover, and accords with the traditional Chinese medicine theory, and the ingredients are effective and matched in function, and have synergistic effects. The medicinal liquor is brownish red transparent liquid, is low in alcohol content, sweet and tasty, and sweet and aromatic, has the functions of reinforcing qi and nourishing blood, tonifying the spleen and nourishing the kidneys, and clearing damp and activating collaterals, and is applied to mental fatigue caused by deficiency of qi and blood and deficiency of liver and kidney, dizziness, insomnia and forgetfulness, inappetence, much night urination, soreness and weakness of waist and knees, and joint sore. The medicinal liquor disclosed by the invention is wide in adaptive surface, and is a good item for prevention and treatment of a plurality of diseases of the middle aged and elderly people and aging delaying.

The invention discloses a color copper artware manufacturing process which comprises the following steps of appearance design, material selection and material preparation, coloring and baking, wherein the cooper artware is sprayed with sand before being colored; and sepia, brownish red and green can be colored. The process overcomes the defects of the prior art, the coloring process is convenient, a coloring effect is good, the bright color can be maintained for a long time, and the color of a whole sculpture is transparent, harmonic and rich.

The invention discloses a crossbreeding method for lagerstroemia fauriei Koehne, and particularly relates to a crossbreeding method for lagerstroemia fauriei Koehne and lagerstroemia (indica x fauriei) 'Tuscarora'. The method comprises the following steps: (1) pest control; (2) flower thinning; (3) bagging, emasculation and pollination; (4) aseptic seedling obtaining; (5) transplantation. By adopting the crossbreeding method for seed selection, the advantages of the lagerstroemia fauriei Koehne and the lagerstroemia (indica x fauriei) 'Tuscarora'; are combined, the stem is brownish red and brown, the panicle is large and beautiful, the flower is red in color, the ripening rate is high, the obtained seeds are full, the filial generation blooms early, and the application prospect is wide.

The invention provides a ceramic ball for accelerating white spirit aging and relates to the technical field of ceramic manufacture, in particular to a ceramic ball capable of radiating negative oxygen ions and far infrared rays. The ceramic ball is characterized by mainly consisting of medical stone 25%-30%, zeolite 26%-28%, albite 18%-22%, ash silica 5%-8%, Banna soil 7%-9%, bentonite 9%-11%, additional tourmaline 2%-5% and the like. The ceramic ball is a brownish red ceramic ball body, has a negative oxygen ion and far infrared ray radiating function, negative oxygen ion radiating amount ranges from 800 / s.cm3 to 1500 / s.cm3, far infrared wave length ranges from 5 mum to 14 mum, and the emissivity is 0.90. The ceramic ball for accelerating white spirit aging does not need any instrument, is directly in contact with white spirit to instantly play effect, enables fresh white spirit to be mellow and strong within short time, meanwhile does not change traditional white spirit ingredients, ethyl alcohol degree number and unique taste of raw wine and is free of a retrogradation phenomenon.

The invention provides a liquor cleaning process for refining sugar from corns, which sequentially comprises steps as follows: (1) mixing: preparing corn powder and then mixing the corn powder to 19-21 baume degrees, (2) pre-liquefying: adding starch containing 0.07-0.08KNU / g amylase in dry basis and having thermal resistance not lower than 100 DEG C, and controlling temperate within 90-100 DEG C, pH value within 5-7, stirring velocity within 35-70rpm for 20-50min, (3), jet liquefying: controlling jetting temperature within 105-108 DEG C and keeping jetting for 4-5min, (4) saccharifying: keeping temperature within 94-100 DEG C, regulating pH to 3.5-5.5 after liquor becomes brownish red through iodine test, cooling the liquor to a temperature within 59-61 DEG C and then adding starch containing 0.5-0.6AGU / g complex diastatic enzyme in dry basis, and retaining the liquor for 22-25h. By utilizing the liquor cleaning process for refining sugar from corns, liquor cleaning can be thorough, thereby greatly increasing sugar yield and being favorable for filtering sugar liquor after being liquefied.

The invention relates to the technical field of overhead lines, power stations and electrical appliances in power industry, in particular to an insulator glaze capable of identifying phases of a power line and a product of the same. According to the invention, insulators provided with red, green, yellow and brownish red glaze correspond to one power line in three-phase four-wire alternating current. The insulator glaze capable of identifying phases of the power line and product of the same can be widely applied to a transmission and transformation line in a power system, such as power, an electrical switch, a lightning arrester, a capacitor, a resistor and the like, have the advantages of easiness for construction, safety, reliability, convenience for the laying, overhaul and installation of various power equipment and capability of clearly identifying the phases, reducing accidents, simply, conveniently and quickly distinguishing different phase lines of alternating current.

The invention provides a processing method of fried dried beef, and belongs to the technical field of processing of meat products. The processing method comprises the following steps of (1) performing pretreatment: performing acid discharge treatment on beef; (2) performing tenderization and pickling: injecting tenderization fluid into raw beef blocks, performing tenderization, and then performing seasoning and pickling, wherein the tenderization fluid contains suberect spatholobus stem protease of which the mass concentration is 0.3-0.4%, rhizopus of which the mass concentration is 0.01-0.02%, and tea polyphenols of which the mass concentration is 0.03-0.05; (3) performing fermentation treatment: fermenting pickled beef and pickled vegetable juice together; (4) performing roasting treatment; and (5) performing air-drying treatment. According to the processing method disclosed by the invention, a technology is improved, so that a new fried dried beef product which is tender in mouth feel, brownish red in color, rich in fragrance and healthy to eat is obtained.

The invention discloses a method for making a crispy cake. The crispy cake is made from the following raw materials in parts by weight: 80-100 parts of flour, 1-3 parts of sugar, 0.25-0.8 part of yeast powder, 1-3 parts of salt and 40-50 parts of water. The crispy cake is made by mixing, reshaping, fermenting, forming and baking the raw materials. The crispy cake obtained by the method has the advantages of golden yellow surface, uniform color, brownish red periphery, thin crust, layered shape, moderate hardness, complete and plump appearance, sweet, crisp and delicious taste and no greasiness, thus the taste and flavor of the cake is greatly improved and the quality and grade of the cake are enhanced.

The invention belongs to the technical field of food additives, and discloses a vegetarian beef paste essence and a preparation method thereof. The vegetarian beef paste essence is prepared from the following components: a thermal-reactive vegetarian beef extract and a vegetarian beef essence base. The preparation method comprises the following steps that a yeast extract, composite acid hydrolyzedvegetable protein seasoning powder, a mushroom extract, amino acid, spices, glucose, sunflower seed oil, edible salt, monosodium glutamate, white granulated sugar, disodium 5'-ribonucleotide and water are uniformly mixed and then are put into a reaction kettle for reaction, and then cooling is carried out so as to obtain a vegetarian beef thermal reactant; maltodextrin, xanthan gum, edible corn starch and water are added, stirred and then are cooled so as to obtain the thermal-reactive vegetarian beef extract; and the vegetarian beef essence base and the thermal-reactive vegetarian beef extract are uniformly mixed so as to obtain the vegetarian beef paste essence. The vegetarian beef paste essence prepared through the method is brownish red paste, has general liquidity, has a strong and vivid beef flavor and is strong and durable in fragrance.

The invention belongs to the field of food processing and particularly discloses a processing method of a garlic-flavored food pickled in red vinasse. The garlic-flavored food has the advantages that the nutritional ingredients of garlic are reserved, special flavor substances are added, the flavor is particular, the taste is delicious, and the meat is crispy. The processing method comprises the processing steps of raw material selection, raw material processing, pickling vinasse preparation, flavoring, packaging and sterilization. The processing method is simple, and is low in production cost, easy to operate and suitable for industrial production; the pickled garlic cloves are brownish red, are glittering and transparent, and are fresh and crispy in taste; a special instant delicious side dish eaten together with rice or bread is provided for people, and a novel garlic product is created.

The invention discloses a breeding method for clonal DH33-27 variety of Eucalyptus urophylla*E.grandis. The method comprises the following steps: firstly, taking Eucalyptus urophylla U16 serving as a female parent and Eucalyptus grandis G33 serving as a male parent as parents; performing emasculation and bagging, pollen collection, hand pollination, cap bag removal, seed collecting and sowing and breeding to realize consistent character expression and stable inheritance. The clonal DH33-27 variety of Eucalyptus urophylla*E.grandis which is not subjected to segregation of character has the variety characteristics that the leaves are lanceolate, terminal buds are green, veins are obvious, seedling stems are slightly red, tree trunks in the early stage is brownish red, the upper parts of the tree trunks are cyan, and the tree trunks are completely peeled in the later period; the clonal DH33-27 variety of Eucalyptus urophylla*E.grandis has the characteristics of high general performance, straight stem shapes, order forest form, small branches, high annual average amount of growing stock and obvious economic benefit, is free of plant diseases and insect pests and suitable for large-scale cultivation promotion.

The invention relates to a method for extracting polyphenol in the field of chemical industry, in particular to a method for extracting polyphenol from chestnut shells. The method comprises the following steps of: crushing, percolating, concentrating, enriching / separating, concentrating and drying, and thus obtaining brownish red chestnut shell polyphenol. The invention has the advantages that: the polyphenol is high in content and good in quality, and the extracting rate can reach 60 percent; and the method is simple in production process, low in cost, pollution-free and suitable for industrialized production. By the method, the waste, namely the chestnut shell resource is furthest utilized, and the additional value of chestnuts is improved; and a new path for preparing a natural plant polyphenol antioxidant is developed for food and pharmaceutical industry.

The invention relates to a method for preparing a flaky lithium vanadium phosphate cathode material of a lithium ion battery, comprising the following steps: 1) respectively preparing a LiOH.H2O aqueous solution and a glycine aqueous solution; 2) adding NH4VO3 to deionized water, and then adding H3PO4 to obtain a brownish red solution; 3) adding the LiOH.H2O solution to the brownish red solution, adding the glycine aqueous solution after the mixture is evenly stirred, adding a specified volume of SuperP, stirring for 1 hour, regulating the pH value of the mixed solution to 2-5 with ammonia water, and drying to obtain presoma powders; and 4) under the argon protection, sintering the presoma powders to obtain the flaky lithium vanadium phosphate cathode material. The preparation method is simple in processes; the prepared lithium vanadium phosphate cathode material is used for the lithium ion battery, and has good cyclical stability, high charge and discharge capacity, excellent high-multiplying power performance, and high material electroconductibility; and the prepared lithium vanadium phosphate cathode material is suitable for power supplies of portable power tools, battery-operated motor cycles, electric automobiles and the like.

The invention discloses a process for synthesizing iron oxide brown, comprising the following steps of: feeding a ferrous sulfate solution into a reaction kettle; slowly adding caustic soda liquid in three times; then heating to a temperature in the reaction kettle of 75-78 DEG C and incubating for 50-70 min; adding water to dilute mixed slurry until solid content of the mixed slurry is 8-10%; slowly adding sodium nitrite into the reaction kettle and introducing oxygen simultaneously; then turning on spraying equipment to sufficiently mix the slurry, oxygen gas and NO which is generated in a reaction process; continuously sampling and comparing a sample with a standard sample in the reaction process; stopping the reaction when the colored light of a product is similar to the yellowish-brown or reddish brown colored light of standard sample; and carrying out plate pressure filtration, washing, drying and crashing the taken-out slurry so as to obtain the product. The iron oxide brown produced by the invention includes brownish red iron oxide brown and brownish yellow iron oxide brown. Compared with the traditional method for preparing the iron oxide brown by physically mixing iron oxide red, iron oxide black and iron oxide yellow, the iron oxide brown produced by the invention is stable in quality and pure in colored light, the synthesis method is simple and the operation is convenient.

The invention discloses a heat-resisting japonica rice breeding method. The heat-resisting japonica rice breeding method includes: using a high-temperature-resisting farm japonica-glutinous variety as a male parent or a female parent and a variety with good comprehensive agronomic characters in a japonica rice planted area as a female parent or a male parent, subjecting the two varieties to artificial emasculation and hybridization, and performing generation-adding planting of a first filial generation in Hainan; planting a second filial generation in a breeding base under high temperature stress, meeting the requirement that a heading and filling stage matches with an extremely high temperature period, performing simple amylose measurement by indigo dyeing, eliminating seeds dyed in brownish red, subjecting corresponding embryo-carried rice grains dyed in blue to non-resistance germination on a paper bed, and performing third generation-adding planting in Hainan; performing the detect-screening twice for a fourth generation and a sixth generation, and performing generation-adding planting of a fifth generation and a seventh generation in Hainan; and after genetic characters of an eighth generation basically stabilize, performing measurement of quality, resistance and comprehensive agronomic characters to obtain a heat-resisting japonica rice variety or strain. By the aid of the heat-resisting japonica rice breeding method, multiple cross with japonica rice materials in the prior art is avoided, and the breeding cycle is shortened by more than one time.

The invention discloses a synthesis method of 4-amino-3,6-dichloropyridine-2-formic acid and aims to solve the problem that when the 4-amino-3,6-dichloropyridine-2-formic acid is prepared through electrolysis, acidification and crystallization at present, a product has brownish red appearance and the quality of the product is severely affected. By adopting some special cation membranes to divide an electrolytic tank into independent anode and cathode areas, the effect of electrolytic dechloridation is not affected, it can be also avoided that oxidation reaction occurs on anode surfaces to generate oxygen (or high-activity free radicals), the oxygen is in contact with 4-amino-3,6-dichloropyridine-2-formate and accordingly no brownish red impurity is generated. Processes of posttreatment aregreatly simplified, and the costs of posttreatment are decreased.