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31 results about "Polygonum tinctorium" patented technology

Polygonum tinctorium Aiton 1789; Ampelygonum tinctorium (Aiton) Steud. ... Persicaria tinctoria is a species of flowering plant in the buckwheat family. Common names include Chinese indigo and "Japanese indigo." It is native to Eastern Europe and Asia. The leaves were a source of indigo dye.

Method for preparing indigo naturalis

The invention provides a method for preparing indigo naturalis, comprising the following steps of: a, placing leaves or stem leaves of strobilanthus (acanthaceae), indigo (polygonaceae) or woad (crucifer) into water with the pH value of 3.5-7 at the temperature of 25-60 DEG C, the mass ratio of water to the fresh leaves is 8-15, soaking for 24-48 hours, and filtering and removing leaf slag to obtain filtrate; b, introducing air into the filtrate for 0-30min, adding alkaline to regulate the pH value to be 9-10.5, introducing the air for 30-240min, adding lime milk, stirring to be uniform and standing, filtering to obtain precipitate, drying to obtain crude indigo, and refining the crude indigo to finally obtain the indigo naturalis. In the crude indigo prepared by adopting the method provided by the invention, contents of indigo blue and indirubin are higher, and product quality is good.
Owner:CHENGDU UNIV OF TRADITIONAL CHINESE MEDICINE

Immunity enhancing nursing concentrated feed

The present invention discloses a Chinese herbal medicine feed additive which consists of the following raw materials: potentilla discolor 6-10 parts, mulberry leaves 6-10 parts, chrysanthemums 4-6 parts, sedum sarmentosum 6-10 parts, perilla frutescens leaves 6-10 parts, silktree albizia barks 4-6 parts, cordia dichotoma leaves 4-8 parts, herba abri 2-4 parts, polygonum tinctorium leaves 3-5 parts, green tangerine peel 1-3 parts, turpinia montana leaves 1-3 parts, dried orange peels 6-8 parts, and paeonia suffruticosa barks 2-4 parts. The present invention also discloses an immunity enhancing nursing concentrated feed. The immunity enhancing nursing concentrated feed can improve the disease resistance of weanling pigs, enhance body constitution, accelerate organism body constitution recovery, and accelerate the metabolism of toxins in the liver of weanling pigs.
Owner:济南和美华动物营养品有限公司

Antibacterial pesticide special for tobacco and preparation method of antibacterial pesticide

The invention provides an antibacterial pesticide special for tobacco, belonging to the technical field of pesticides. The antibacterial pesticide special for tobacco is prepared from the following raw materials in parts by weight: 0.2-5 parts of wood vinegar, 0.5-5 parts of chitin, 0.5-5 parts of allicin and 5-30 parts of a traditional Chinese medicine composition, wherein the traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 10-30 parts of buckeye, 10-30 parts of artemisia argyi, 5-20 parts of areca catechu, 5-20 parts of oenanthe stolonifera, 5-20 parts of platycodon grandiflorum, 5-15 parts of cinnamomum camphora, 3-12 parts of polygonum tinctorium, 3-12 parts of fructus forsythia and 3-12 parts of nerium indicum. Due to scientific mixing and blending and synergistic interaction of the wood vinegar, the chitin, the allicin and the traditional Chinese medicine composition, the prepared composite pesticide is remarkably improved in antibacterial property, stable in pesticide effect, safe, environmentally friendly and efficient and saves labor and time, and the tobacco leaf disease occurrence rate can be reduced.
Owner:ZHENGZHOU SIBIAN TECH CO LTD

Manufacturing method for pigments used for painting thangka

InactiveCN105038299AColor fades slowlyReduced color attenuationInorganic pigment treatmentNatural dyesLithospermumOxygen
The invention provides a preparation method for pigments used for painting a thangka. According to the invention, base colors are prepared according to the following steps: taking fresh saffron, lithospermum and cinnabar and carrying out drying and beating into powder, then uniformly mixing the obtained fine powder and adding a cementing agent, and adding oxygen-removed purified water so as to prepare a red pigment; taking polygonum tinctorium leaf extract and carrying out concentration, and adding the cementing agent so as to obtain a blue pigment; and taking refined gamboge resin and carrying out fine grinding, then adding the cementing agent, and adding the oxygen-removed purified water so as to obtain a yellow pigment. The invention provides a production method for the pigments used for painting the thangka by using plant raw materials. The plant pigments provided by the invention can keep bright color for a long time under the conditions of no valuables like gold and silver. The pigments provided by the invention have significantly weak pigment molecular volatility and significantly slow color fading degree, wherein the color fading degree of the pigments in the invention is reduced by nearly 30% than the color fading degree of traditional pigments in prior art.
Owner:容中格能 +1

Blue dye with color fixing effect

InactiveCN111057391AOvercome the shortcomings of not easy to fix colorTo achieve the effect of enhancing colorNatural dyesDyeing processPhotochemistryBaphicacanthus cusia
The invention belongs to the field of dye preparation, and particularly relates to a blue dye with a color fixing effect, wherein the blue dye is prepared from the following raw materials in parts byweight: 20 to 30 parts of baphicacanthus cusia bremek, 20 to 40 parts of polygonum tinctorium, 6 to 9 parts of sodium citrate, 5 to 9 parts of simethicone, 5 to 10 parts of a color enhancing liquid, 1part of a color fixing agent and 1 part of a dispersing agent. The blue dye is derived from plants, has the characteristics of safety, no toxicity, economy and environmental protection, and overcomesthe defect that a plant dye is not prone to color fixing through combined use with the color enhancing liquid; the color enhancing, an adhesive and an auxiliary agent are mixed to prepare the color enhancing liquid; when the color enhancing liquid is added into a dye and is used for dyeing, a color enhancing agent is attached to clothes and is tightly combined with the dye, so that the effects ofcoloring and brightening the clothes are achieved, the clothes are not easy to fade and darken after being washed for multiple times, and the clothes can still keep bright and do not fade or darken after being washed with water for multiple times.
Owner:黎平县侗品源旅游商品服务有限责任公司

Laying duck feed and application of the laying duck feed

The invention provides a laying duck feed. The laying duck feed comprises basic feed and traditional Chinese medicine additives, wherein the basic feed comprises corn flour, bean meal, sweet potato vines, wheat bran, fishbone powder, perilla stalk ash, crude protein and calcium carbonate; and the traditional Chinese medicine additives comprise cuneate lespedeza, citron daylily, kudzu vines, heartleaf houttuynia herbs, microcos paniculata leaves, licorice roots, caesalpinia minax, polygonum tinctorium leaves, polygonum viscosum, hawthorn fruits, salt and argy wormwood leaves. The invention further discloses a feeding method of ducks through the application of the laying duck feed. The laying duck feed has balanced nutrients and is capable of raising egg yield; moreover, natural traditional Chinese medicines are utilized as additives to feed the laying ducks, so that the duck egg is good in taste and has healthcare functions; furthermore, the feeding method of the invention is scientific, rational and capable of raising the laying duck survival rate.
Owner:覃政强

Anti-dandruff composition and application thereof in shampoo

The invention discloses an anti-dandruff composition and application thereof in shampoo. The anti-dandruff composition is prepared from the following active components in percentage by mass: 15-35 percent of radix stemonae extract, 10-20 percent of herba terminaliae extract, 20-40 percent of herba arborvitae extract, 18-32 percent of herba ocimi basilici extract and 5-25 percent of polygonum tinctorium extract. The anti-dandruff composition disclosed by the invention takes the radix stemonae extract, the herba terminaliae extract, the herba arborvitae extract, the herba ocimi basilici extractand the polygonum tinctorium extract as effective components, and has a strong anti-inflammatory inhibition effect on various bacteria. The anti-dandruff composition can be simply compounded into a shampoo formula, is non-irritant and mild to human skin, has remarkable anti-dandruff and itching-relieving effects, and is stable in component system.
Owner:广州美物生物科技有限公司

Fermentation liquid capable of resisting aging, removing wrinkles and repairing skin barrier as well as preparation method thereof

The invention relates to a fermentation liquid capable of resisting aging, removing wrinkles and repairing skin barrier as well as a preparation method thereof. The preparation method of the fermentation liquid comprises the step of fermenting salicornia europaea and polygonum tinctorium by using Streptococcus thermophilus grx90 with the collection number of CGMCC No: 3622. The salicornia europaeaand the polygonum tinctorium are subjected to joint fermentation by streptococcus thermophilus, and macromolecular substances in the salicornia europaea can be decomposed into micromolecular substances which can be easily absorbed by skin; the salt content in the salicornia europaea can be reduced through fermentation, and irritation to the skin is reduced; and through streptococcus thermophilusfermentation, plant protein components in the polygonum tinctorium can be decomposed into small molecule peptides, and skin nourishing is better facilitated.
Owner:オクスロ株式会社

Processing method of baphicacanthus cusia/ polygonum tinctorium/ isatis indigotica stem/leaf processed substances

PendingCN113244299ATotal ash reductionReduce the impact of clinical efficacyPlant ingredientsBiotechnologyBrassicaceae
The invention relates to a processing method of baphicacanthus cusia / polygonum tinctorium / isatis indigotica stem / leaf processed substances. The method comprises the following steps: taking plant tissue of at least one of baphicacanthus cusia, polygonum tinctorium and isatis indigotica, performing soaking in water, and performing filtering to obtain a first filtrate, wherein the plant tissue comprises stems and / or leaves; performing one or combination of heating, ultrasonic treatment and compressed air introduction on the first filtrate to obtain a second filtrate; and adding lime milk or an alkaline solution into the second filtrate, performing the treatment of making ripe indigo seedlings into finished products of indigo, performing standing and solid-liquid separation treatment to obtain crude indigo, and enabling the crude indigo to be subjected to refining of powder and water, drying and smashing to obtain baphicacanthus cusia / polygonum tinctorium / isatis indigotica stem / leaf processed substances. According to the processing method, the lime dosage in processing of the baphicacanthus cusia / polygonum tinctorium / isatis indigotica stem / leaf processed substances is remarkably reduced, the total ash content of the prepared baphicacanthus cusia / polygonum tinctorium / isatis indigotica stem / leaf processed substances is remarkably reduced, and the pH value of a sample water layer is close to neutral.
Owner:万邦汉方(北京)医药科技研究有限公司

Formula and production method for preparation of azure green wheat straw dye

Provided are a formula and a production method for preparation of an azure green wheat straw dye; polygonum tinctorum leaf stalks, carcuma longa, alum, a ferric ion compound solution and mineral water are taken as main raw materials, and the production method comprises the main technological process of material selection, material cutting, drying, soaking, hot boiling, mixing, precipitating, dyeing, and obtaining the finished product. The formula and the production method for preparation of the azure green wheat straw dye which is pure natural, pollution-free, green and environmentally friendly, has no toxic or side effects on human bodies and is prepared from pure natural plants are provided.
Owner:HARBIN ARTS & CRAFTS

Dye formula for indigo blue printing fabric

The invention discloses a dye formula for an indigo blue printing fabric, and relates to the technical field of dyes. Dye comprises the following components of polygonum tinctorium lour, baphicacanthus cusia bremek, acrylic resin, an enzyme preparation, a color fixing agent, a dispersant, an antibacterial agent, an antistatic agent and water, wherein the dye comprises the components of, in parts by weight, 30-50 parts of the polygonum tinctorium lour, 20-30 parts of the baphicacanthus cusia bremek, 3-7 parts of the acrylic resin, 4-6 parts of the enzyme preparation, 2-6 parts of the antibacterial agent, 3-5 parts of the antistatic agent, 1-3 parts of the color fixing agent, 1-3 parts of the dispersing agent and 60-80 parts of the water. According to the formula, plant raw materials serve as main raw materials, safety and non-toxicity are achieved, natural and environment-protecting effects are achieved, and the cost is low; and by adding the acrylic resin, the color fixing agent, the dispersing agent, the antibacterial agent and the antistatic agent, the printed indigo blue printing fabric is uniform in coloring, pure in color, not prone to fade, has the antibacterial and antistatic effects, and is wide in application range.
Owner:湖南蓝印文化发展股份有限公司

Chinese medicinal prescription for treating cough and asthma, preparation method and application thereof

The invention discloses a Chinese medicinal prescription for treating cough and asthma. The Chinese medicinal prescription comprises the following Chinese medicinal raw materials by weight: 1.5-6 parts of Ephedra sinica Stapf, 6-24 parts of rhizoma phragmitis, 6-24 parts of gypsum fibrosum, 3-15 parts of semen armeniacae amarum, 3-15 parts of Folium Perillae Frutescentis Perillae Folium Perillae Frutescentis, 3-15 parts of lepidium apetalum willd., 3-15 parts of Semen Raphani, 6-24 parts of Polygonum tinctorium Ait., and 6-24 parts of Houttuynia Cordala Thunb. The Chinese medicinal prescription provided by the invention has the advantages of reasonable compatibility, no toxic or side effect, convenient processing, low cost, and obvious cough and asthma treatment effect. The invention also discloses a preparation method of the Chinese medicinal prescription and a cough and asthma treatment drug prepared by the Chinese medicinal prescription.
Owner:BEIJING FRIENDSHIP HOSPITAL CAPITAL MEDICAL UNIV

Effective component composition of traditional Chinese medicines for treating hyperlipemia and preparation method of composition

The invention discloses an effective component composition of traditional Chinese medicines for treating hyperlipemia and a preparation method of the composition. The effective component composition of the traditional Chinese medicines is prepared from the following raw materials according to certain parts by weight: snake slough, radix stemonae, zanthoxylum bungeanum maxim, cordyceps sobolifera, siberian fritillary bulb and polygonum tinctorum. The effective component composition of the traditional Chinese medicines disclosed by the invention can be prepared into a medicine for treating hyperlipemia, and the composition has the effects of nourishing liver and kidney, and moistening meridian; the composition can be used for significantly treating the hyperlipemia, and the composition has the advantages of being free from toxic and side effects and high in safety.
Owner:张群

Fructus polygonum tinctorium heat-clearing body-detoxifying seafood stock and manufacturing method thereof

The invention discloses a fructus polygonum tinctorium heat-clearing body-detoxifying seafood stock. The stock is characterized by being manufactured from the following raw materials, by weight part, 20-40 parts of fructus polygonum tinctorium, 10-25 parts of safflowers, 5-20 parts of pears, 5-18 parts of fermented pinellia, 5-10 parts of yams, 5-12 parts of red ginseng, 5-10 parts of clove, 10-15 parts of eucommia barks, 10-25 parts of sliced crab meat, 10-25 parts of shrimp meal, 5-15 parts of dried cod, 5-20 parts of cassava starch, and 1-5 parts of a flavor enhancer, wherein the flavor enhancer is one or more of fish sauce, oyster cocktail, and lenthionine. The stock is manufactured through the following steps: A, cleaning, drying, and pulverizing traditional Chinese medicine components in the main raw materials, performing removal of impurities, and mixing the obtained materials with other materials without the flavor enhancer according to the ratio above; B, putting the mixed materials in a sterile room, and performing secondary degerming through illumination with ultraviolet ray; and C, adding the flavor enhancer into the degermed materials according to the ratio, and performing vacuum-pumping for plastic package. The stock has the efficacy of clearing heat and detoxifying the body, and the manufacturing method is simple and clean.
Owner:HARBIN SHENGYI BIOLOGICAL SCI & TECH DEV

External-use joint medicinal liquid for old people

The present invention provides an external-use joint medicinal liquid for old people. The external-use joint medicinal liquid is prepared from the following raw materials: garden balsam stem, white peony root, ginseng, fructus xanthii, radix et herba lysimachiae Insignis, rhizoma gastrodiae, common monkshood, polygonum tinctorium fruits, yellow angledtwig magnoliavine root stem and leaf, ground beetles, fruit of fewflower wildrice, all-grass of beautiful spotflower, hewingia himalaica, caulis akebiae, radix scutellariae, cortex cereis, rhizoma curcumae longae, radix toddalae, radix aconiti carmichaeli, edible tulip, centipede, nidus vespae, dragon's blood, cortex cinnamomi, glabrous greenbrier rhizome, tortoise plastron glue, rhizoma chuanxiong, cortex acanthopanacis, semen brassicae, yellow lead, pseudo-ginseng, Chinese yams, epimedium herb, herba erodii, herba taxilli and divaricate saposhnikovia root. The prepared joint medicine liquid has reasonable proportion of each medicine, issimple in preparation, can solve a problem that rheumatoid arthritis and lumbar disc herniation cannot be cured for a long time after long-term use, and has very good clinical and social values.
Owner:河北亿帮健康管理有限公司

Method for producing plant dye by high efficiency solid state fermentation of leaves of polygonum tinctorium

A method for producing plant dye by high efficiency solid state fermentation of leaves of polygonum tinctorium includes the following steps: placing the leaves of polygonum tinctorium with separationof stalk and leaves into a microwave green color removing machine for removing green color; naturally drying the leaves of polygonum tinctorium, and uniformly spraying a fermentation accelerant on thesurface of the leaves of polygonum tinctorium; placing the leaves of polygonum tinctorium in a pulse solid state fermentation reactor, first subjecting to anaerobic fermentation, and opening pressurepulse and injecting damp air when the temperature is naturally raised to 40-60 DEG C, wherein the air humidity is 65%-90%, a pulse peak value is 0.2-0.3 MPa, a pulse valley value is 0.05-0.15 Mpa, apulse period is 30-120 minutes, and performing fermentation until the temperature is not raised by itself; and then drying the leaves by a microwave dryer. According to the method, the green color isquickly removed by the microwave, and the leaves of polygonum tinctorium after microwave green color removing can be naturally dried without requirement for climate and sites. At the same time, the fermentation accelerant is sprayed on the leaves of polygonum tinctorium before fermentation, and so, the fermentation period can be shortened, the pigment content is improved; and the pulse solid statefermentation reactor is cooperatively utilized, and therefore, the fermentation time can be greatly shortened, and the fermentation quality can be controlled. In a whole production process, no wateris discharge, and the method is environmentally friendly.
Owner:苏州麻朵纺织科技有限公司 +1

HPV positive-to-negative spray

The invention discloses the technical field of gynecologic products and particularly relates to the field of HPV positive-to-negative spray. The HPV positive-to-negative spray is prepared from the following components in parts by weight: 30 to 40 parts of a blueberry leaf extract, 27 to 37 parts of herba patriniae, 25 to 35 parts of triethanol, 25 to 35 parts of chrysanthemum indicum, 25 to 35 parts of callicarpa nudiflora, 18 to 28 parts of radix lithospermi, 18 to 28 parts of polygonum tinctorium, 15 to 25 parts of curcuma zedoary, 15 to 25 parts of rhizoma coptidis, 14 to 24 parts of flos lonicerae, 8 to 18 parts of fructus cnidii, 5 to 15 parts of herba houttuyniae and the balance of normal saline. The HPV positive-to-negative spray disclosed by the invention selects traditional Chinese medicines as raw materials and has the advantages of easiness in raw material obtaining, reasonable formula, small toxic and / or side effects and high rate of HPV positive-to-negative; by using the HPV positive-to-negative spray, the efficacies of clearing away heat and toxic materials, and resisting bacteria, inflammation and viruses are realized, an HPV virus is effectively inhibited and HPV positive-to-negative conversion is realized.
Owner:四川生命源健康管理有限公司

Honey crab

The invention discloses a honey crab which is prepared by salting a small-size Yangcheng lake crab less than 150 g in honey juice; the honey juice comprises 50%-70% of wild honey, 10%-20% of purified water, 5%-10% of perilla leaves, and 5%-10% of polygonum tinctorium; the honey crab of the invention has unique taste, high nutrition value, and good economic benefits, and the manufacturing method of the honey crab is simple.
Owner:苏州福硕食品科技中心

Steel blue wheat straw preparation dye and production method thereof

The invention relates to a steel blue wheat straw preparation dye and a production method thereof. Polygonum tinctorium leaf stalk, cornflower petal, Chinese toona leaf, alum, an iron ion compound solution and mineral water are adopted as main raw materials. The production method mainly comprises the following steps: choosing materials, cutting, drying, immersing, carrying out hot boiling, mixing, precipitating, and dyeing to obtain a finished product. The steel blue wheat straw preparation dye produced from pure natural plants has the advantages of pure naturalness, no pollution, environmental protection, and no toxic side effects to human bodies.
Owner:HARBIN ARTS & CRAFTS

Traditional Chinese herbal medicine powder for treating hepatitis B

The invention relates to traditional Chinese herbal medicine powder for treating hepatitis B. The traditional Chinese herbal medicine powder mainly comprises the following substances: 20-60 parts of honeysuckle, 15-20 parts of licorice roots, 12-20 parts of radix adenophorae, 3-10 parts of radix platycodonis, 10-15 parts of rhizoma anemarrhenae, 8-15 parts of radix asteris and 8-15 parts of polygonum tinctorium stem. Various substances in the traditional Chinese herbal medicine preparation prepared according to the scheme all have good treatment effects on hepatitis, and are capable of well treating hepatitis, particularly hepatitis B, through synergetic effects after being mixed; the substances have good treatment effects on hepatitis B, but are sweet in taste and bitter in property, andthe licorice roots, the honeysuckle and the like of the substances play roles of treating hepatitis and at the same time are capable of conditioning the taste of the overall medicine; the medicine istaken twice a day in the morning and in the evening, and symptoms can be remarkably relieved after one treatment course, and are remarkably alleviated after 2-3 treatment courses; when being used, thetraditional Chinese herbal medicine preparation of the scheme can be directly decocted with water, is taken after dregs are filtered off, and can be also made into a liquid or an ointment which is taken later; and when the preparation is made into the ointment, a wet yeast and substances such as microcrystalline cellulose and gelatin with good cohesiveness are put into the ointment, so that aggregation can be facilitated.
Owner:刘俊英

A kind of preparation method of Qingdai

The invention discloses a preparation method of Qingdai, which comprises taking the leaves or stems and leaves of the Acanthaceae plant Malan, the Polygonaceae plant Polygonum indigo or the Cruciferous plant Isatis indigo, extracting them in hot water, and filtering to remove the leaf residue to obtain filtrate; the filtrate is hydrolyzed by adding an acid solution; after the hydrolysis is completed, add an alkali solution to adjust the pH value of the solution to 6-8, leave it to stand and discard the supernatant, collect the precipitate, wash until neutral, and dry to obtain Qingdai. The preparation method of the present invention provides a new way to produce Qingdai, which can avoid CaCO 3 The impact, greatly reducing the labor intensity of producing Indigo Naturalis, shortening the production cycle and so on. The content of indigo in Qingdai produced by the preparation method of the present invention is between 30.51% and 54.84%, and the content of indirubin is between 5.41% and 13.52%, which makes the content of indigo 10 to 20 times higher than that of traditional processing methods. The content of red is increased by 20 to 30 times, and the quality of Qingdai products has achieved a qualitative leap.
Owner:HUAQIAO UNIVERSITY

Compound Ilex pubescens oral liquid and preparation method and application thereof

The invention relates to a traditional Chinese medicine compound preparation and a preparation method and application thereof, in particular to compound Ilex pubescens oral liquid and a preparation method thereof and application of the Ilex pubescens oral liquid to the preparation of medicine for treating upper respiratory infection symptoms such as fever, cough and sore throat. The compound Ilex pubescens oral liquid comprises, by weight, 3-5 parts of Ilex pubescens, 0.5-1.5 parts of Polygonum tinctorium Ait., 0.5-1.5 parts of radix isatidis and 0.5-1.5 parts of cordate houttuynia. The preparation method includes: evenly mixing cordate houttuynia water distillate with aqueous extract clear paste of Ilex pubescens, Polygonum tinctorium Ait. and radix isatidis, regulating pH, filtering, filling and sterilizing to obtain the compound Ilex pubescens oral liquid. By the preparation method which is simple to operate, capable of lowering cost and especially suitable for industrial production, final product quality can be improved evidently.
Owner:JUMPCAN PHARMA GRP

Honey crab

The invention discloses a honey crab which is prepared by salting a small-size Yangcheng lake crab less than 150 g in honey juice; the honey juice comprises 50%-70% of wild honey, 10%-20% of purified water, 5%-10% of perilla leaves, and 5%-10% of polygonum tinctorium; the honey crab of the invention has unique taste, high nutrition value, and good economic benefits, and the manufacturing method of the honey crab is simple.
Owner:苏州福硕食品科技中心

A kind of pigment preparation method for painting Thangka

InactiveCN105038299BColor fades slowlyReduced color attenuationInorganic pigment treatmentNatural dyesOxygenLithospermum
The invention provides a preparation method for pigments used for painting a thangka. According to the invention, base colors are prepared according to the following steps: taking fresh saffron, lithospermum and cinnabar and carrying out drying and beating into powder, then uniformly mixing the obtained fine powder and adding a cementing agent, and adding oxygen-removed purified water so as to prepare a red pigment; taking polygonum tinctorium leaf extract and carrying out concentration, and adding the cementing agent so as to obtain a blue pigment; and taking refined gamboge resin and carrying out fine grinding, then adding the cementing agent, and adding the oxygen-removed purified water so as to obtain a yellow pigment. The invention provides a production method for the pigments used for painting the thangka by using plant raw materials. The plant pigments provided by the invention can keep bright color for a long time under the conditions of no valuables like gold and silver. The pigments provided by the invention have significantly weak pigment molecular volatility and significantly slow color fading degree, wherein the color fading degree of the pigments in the invention is reduced by nearly 30% than the color fading degree of traditional pigments in prior art.
Owner:容中格能 +1

Formula used for preparing nattierblue wheat straw dye and production method

The invention discloses a formula used for preparing a nattierblue wheat straw dye and a production method. According to the production method, polygonum tinctorum, strobilanthes cusia(Nees)0.Kuntze, indigofera tinctoria, alumen, an iron ion compound solution, and mineral water are taken as main raw materials. The production method comprises following main steps: material selection, material cutting, drying, immersing, hot boiling, mixing, depositing, dyeing, and obtaining of finished products. The nattierblue wheat straw dye is pure natural, is green and friendly to the environment, and is prepared from the pure natural plants which possess no toxic or side effect on human body; and no pollution is caused.
Owner:HARBIN ARTS & CRAFTS
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