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24 results about "Eclipta prostrata" patented technology

Eclipta prostrata commonly known as false daisy, yerba de tago, Karisalankanni , and bhringraj, is a species of plant in the sunflower family. It is widespread across much of the world. This plant has cylindrical, grayish roots. The solitary flower heads are 6–8 mm (0.24–0.31 in) in diameter, with white florets. The achenes are compressed and narrowly winged.

Hair-blacking composition for promoting melanin secretion and preparation method thereof

The invention relates to the technical field of scalp care, in particular to a hair-blacking composition for promoting melanin secretion and a preparation method of the hair-blacking composition. Comprising the following components in parts by weight: water, ethanol, a ginseng root extract, a polygonum multiflorum extract, a cacumen biotae extract, a licorice root extract, an eclipta prostrata extract, a ganoderma atrum extract, a rhizoma bletillae root extract, a mulberry leaf extract, radix sophorae flavescentis powder, a glossy privet fruit extract, a raspberry fruit extract and a black sesame extract. According to the technical scheme, the ganoderma atrum extract is prepared through enzymolysis-ultrasonic combined modification, a cell wall structure is decomposed through compound enzyme, then cell remains are further broken through the ultrasonic cavitation effect, and the release rate of active peptide and polysaccharide is increased; the hair-blacking composition can promote the generation of hair melanin so as to blacken hair, improve the hair quality, enable the hair to become tough and elastic, and enable the hair to gradually become black, smooth and firm after being smeared on the scalp for a long time.
Owner:SHENZHEN XINYUANYUAN PLANT TECH DEV CO LTD

Composition for growing and nourishing hair as well as preparation method and application of composition

PendingCN121265512ACosmetic preparationsHair cosmeticsApoptosisLigustrum vulgare
The invention discloses a composition for growing and nourishing hair as well as a preparation method and application thereof. The composition is prepared from various components including 20 to 30 parts of cacumen biotae extract, 2 to 7 parts of eclipta prostrata extract, 3 to 9 parts of specnuezhenide and the like. The preparation method comprises the steps of raw material pretreatment, active ingredient extraction, compound blending, microcapsule embedding and preparation forming, the cacumen biotae is subjected to a supercritical extraction process, and the eclipta prostrata is subjected to an ultrasonic-assisted enzymolysis-subcritical water extraction combined process. Experiments show that the composition can significantly increase the hair growth rate, maintain the hair follicle growth period, increase the diameter of a hair bulb part, effectively improve hair follicle health through the synergistic effects of activating hair follicle stem cells, inhibiting apoptosis and the like, and can be applied to preparation of hair care products for promoting hair growth.
Owner:广州市比柔生物科技有限公司

Traditional Chinese medicine shampoo soap and preparation method thereof

This application relates to the field of shampoo bar technology, and more particularly to a traditional Chinese medicine shampoo bar and its preparation method. The traditional Chinese medicine shampoo bar includes active components of traditional Chinese medicine and basic raw materials for forming the soap body; the active components of traditional Chinese medicine are formed by soaking, decocting, and filtering the following raw materials in the indicated weight ratios: Platycladus orientalis leaves, dried ginger, chrysanthemum, Sapindus mukorossi, Gleditsia sinensis, duckweed, Eclipta prostrata, Ligustrum lucidum, processed Polygonum multiflorum, Sophora flavescens, Kuding tea, peppermint, Artemisia argyi, ginseng, Ganoderma lucidum, Angelica sinensis, mulberry leaves, and Perilla frutescens; wherein, the decoction solvent for the raw materials is rice water. The traditional Chinese medicine shampoo bar formula provided in this application is entirely made from traditional Chinese herbs, has high safety, and has the advantages of effectively cleaning the scalp, preventing hair loss, promoting hair growth, and darkening and brightening hair, effectively solving problems such as oily scalp, itchy scalp, acne on the scalp, increased dandruff, hair loss, and gray hair. The preparation process can maximize the extraction of the effective components of traditional Chinese medicine and can be mass-produced.
Owner:张宁

Traditional Chinese medicine composition for preventing hair loss, growing hair and removing dandruff as well as preparation method and application of traditional Chinese medicine composition

PendingCN121987712AImprove dandruff and itchingpromote healthy growthAnthropod material medical ingredientsAntimycoticsAngelica Sinensis RootSchizonepeta tenuifolia
The invention provides a traditional Chinese medicine composition for preventing hair loss, growing hair and removing dandruff as well as a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicines. The invention discloses a traditional Chinese medicine composition for preventing hair loss, growing hair and removing dandruff. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 8-12 parts of lithospermum, 8-12 parts of paris polyphylla, 15-25 parts of duckweed, 8-12 parts of golden larch bark, 8-12 parts of lucid ganoderma, 15-25 parts of cocklebur fruit, 15-20 parts of gallnut, 8-12 parts of radix sophorae flavescentis, 5-10 parts of schizonepeta, 8-12 parts of radix saposhnikoviae, 4-8 parts of notopterygium root, 5-10 parts of schisandra chinensis, 5-10 parts of elecampane, 5-10 parts of eclipta, 5-10 parts of ginseng, 5-10 parts of angelica sinensis, 5-10 parts of saponin, 5-10 parts of soapberry and 5-10 parts of broadleaf holly leaf. , 8-12 parts of fructus ligustri lucidi, and 4-8 parts of herb of wiss mannii The invention provides a traditional Chinese medicine composition for preventing alopecia, growing hair and removing dandruff, aiming at improving the problems of alopecia, dandruff and scalp discomfort.
Owner:NANYANG AOSHANTANG BIOLOGICAL PHARM CO LTD

Ginseng and Licorice Root Formula for Treating Renal Hematuria, its Preparation Method and Application

This invention belongs to the field of traditional Chinese medicine, specifically relating to a ginseng and licorice root formula for treating renal hematuria, its preparation method, and its application. The ginseng and licorice root formula for treating renal hematuria of this invention comprises the following raw materials in parts by weight: 5-15 parts of Codonopsis pilosula, 15-30 parts of Rehmannia glutinosa, 5-15 parts of Ligustrum lucidum, 5-15 parts of Eclipta prostrata, 5-15 parts of Imperata cylindrica, 5-15 parts of Rubia cordifolia, 5-15 parts of Cirsium japonicum, 5-15 parts of Taraxacum mongolicum, 5-8 parts of Prunus persica, and 3-5 parts of Glycyrrhiza uralensis. Clinical trials have shown that the ginseng and licorice root formula for treating renal hematuria of this invention not only reduces urinary red blood cells but also improves traditional Chinese medicine clinical symptoms such as lower back and knee weakness, fixed or stabbing lower back pain, pale complexion, fatigue, dry mouth, bitter taste, sore throat, rough skin, and poor appetite. It has good therapeutic effects, reliable safety, and can significantly improve the treatment efficacy of chronic nephritis syndrome.
Owner:GUANGDONG HOSPITAL OF TRADITIONAL CHINESE MEDICINE

Plant-extracted anti-hair-loss hair-growing liquid and preparation method thereof

The invention relates to the technical field of hair supplies, in particular to plant-extracted anti-hair-loss hair-growing liquid and a preparation method thereof. The plant extraction anti-hair loss hair growth liquid provided by the invention is prepared from hair growth factors, peppermint oil, isohexylene glycol, 1, 3-butanediol and water, the hair growth factor is obtained by extracting polygonum multiflorum, eclipta, white mulberry root-bark, rhizoma kaempferiae and fructus chebulae. The hair growth liquid obtained by the invention has the advantages of low irritation, moistening and transdermal effects, good compliance effect for a user and efficient hair loss prevention and hair growth effects, and hair growth active factors can be efficiently delivered and effectively play the hair loss prevention and hair growth effects.
Owner:GUIZHOU GUIJIN MIAOYI HEALTH MANAGEMENT CONSULTING CO LTD

A hair dye, its preparation method and application

This application discloses a hair dye, its preparation method, and its application, characterized by comprising agent A and agent B; agent A contains indigo, thickener, surfactant, organic solvent, and water; agent B contains madder extract and other natural plant extracts, thickener, surfactant, and water; the natural plant extracts are obtained through the following steps: the natural plants are pulverized and mixed, 1 to 1.5 times the total weight of the natural plants is added to water, and the mixture is sonicated at 45 to 55°C for 1.5 to 3 hours, then centrifuged, and the supernatant is the natural plant extract; the natural plants are selected from at least one of Polygonum multiflorum, chestnut peel, walnut husk, Eclipta prostrata, Perilla frutescens extract, ginger, and Sophora japonica buds.
Owner:DALIAN INSTITUTE OF CHEMICAL PHYSICS CHINESE ACADEMY OF SCIENCES

A traditional Chinese medicine composition for treating tumors and a preparation method thereof

PendingCN122272738Aheat-clearing and detoxifyingResolving phlegm and resolving stagnationFritillaria thunbergiiAdenophora stricta
This invention discloses a traditional Chinese medicine composition for treating tumors and its preparation method, belonging to the field of traditional Chinese medicine technology. The composition comprises *Uncaria rhynchophylla*, *Prunella vulgaris*, *Astragalus membranaceus*, *Adenophora stricta*, *Ophiopogon japonicus*, *Fritillaria thunbergii*, *Curcuma zedoaria*, *Panax notoginseng*, *Atractylodes macrocephala* (fried), *Ligustrum lucidum*, *Eclipta prostrata*, and *Glycyrrhiza uralensis* (processed). The formula focuses on clearing heat and detoxifying, resolving phlegm and dissipating nodules, strengthening the body's resistance, and promoting blood circulation and removing blood stasis. It combines tonification and purgation, addressing both the root cause and symptoms, precisely targeting the core pathogenesis of tumors: deficiency of vital energy, phlegm accumulation, blood stasis, and toxin accumulation. It can inhibit tumor cell proliferation, dissipate masses, enhance the body's immunity, reduce adverse reactions to radiotherapy and chemotherapy, improve clinical symptoms, stabilize tumors, and delay tumor progression and recurrence / metastasis, showing promising clinical application prospects.
Owner:王芳

Traditional Chinese medicine composition for promoting hair growth, preparation method and application

The invention relates to the technical field of traditional Chinese medicine, and discloses a traditional Chinese medicine composition for promoting hair growth and a preparation method and application thereof.The traditional Chinese medicine composition is prepared from raw materials including notopterygium root, pawpaw, wine-processed ligusticum wallichii, angelica sinensis, prepared rehmannia root, prepared polygonum multiflorum, wine-processed glossy privet fruit, eclipta, mulberry, herba epimedii, gastrodia elata, barbary wolfberry fruit and Chinese yam according to a specific weight ratio. The preparation method comprises the following steps: preparing pills by using tender honey and honey water as adhesives by adopting a generic or plastic process, and carrying out covering treatment to obtain the traditional Chinese medicine honeyed pill preparation. The composition aims at the pathogenesis of liver and kidney deficiency and blood deficiency and wind dryness type alopecia, and through triple compatibility of nourishing liver and kidney to treat root causes, nourishing blood and activating blood to charge its source, and dispelling wind and dredging collaterals to open its way, the composition not only supplements the material basis of hair growth, but also improves the nutritional status of hair follicles and dredges stasis of hair orifices; the traditional Chinese medicine composition effectively solves the problems that an existing traditional Chinese medicine compound is tonified but not smooth, takes effect slowly, does not have an obvious curative effect on patients with wind pathogen or blood stasis syndromes and is high in relapse rate.
Owner:张兴苹

Packaging jar (tea seed cake, eclipta prostrata, sophora flavescens shampoo powder)

ActiveCN309762046SBiotechnologyEclipta prostrata
1. Name of the product in this design: Packaging Can (Tea Dried Fruit, Eclipta Prostrata, Sophora flavescens Shampoo Powder). 2. Application of this design: This design is intended for use in packaging cans. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.
Owner:JINAN MUXU BRAND MANAGEMENT CO LTD

Application of eustachys japonicus extracellular vesicles

The application discloses application of extracellular vesicles from Eclipta prostrata L. The extracellular vesicles are extracted from Eclipta prostrata L. by using ultracentrifugation and ultrafiltration, and the extracted vesicles are complete in appearance and good in dispersibility, and have the characteristics of high yield, fast separation, low cost and easy scaling. The extracted vesicles can be successfully taken by animal cells. After being taken, the vesicles play the roles of antioxidation and anti-aging, can significantly reduce ultraviolet-induced matrix metalloproteinase 1 (MMP1) expression, promote collagen I (COL-I) generation, improve ultraviolet-induced skin photoaging, and the effect is stronger than that of Eclipta prostrata L. alcohol extract, so that the extracellular vesicles from Eclipta prostrata L. provide a new strategy for skin aging and anti-aging treatment.
Owner:THE SECOND XIANGYA HOSPITAL OF CENT SOUTH UNIV

Compound type hair dye as well as preparation method and application thereof

PendingCN122075370AOptimized formulacause irritationCosmetic preparationsHair cosmeticsBiotechnologyQuinone
The invention discloses a compound type hair dye as well as a preparation method and application thereof. Comprising an agent A and an agent B, the agent A contains indigo blue, henna quinone, a thickening agent, a surfactant, an organic solvent and water; the agent B contains a natural plant extracting solution, a thickening agent, a surfactant and water; the natural plant extract is obtained by the following steps: crushing natural plants, mixing, adding water of which the weight is 1-1.5 times of the total weight of the natural plants, carrying out ultrasonic treatment at 45-55 DEG C for 1.5-3 hours, and then centrifuging to obtain supernate, namely a natural plant extracting solution; the natural plant is selected from at least one of polygonum multiflorum, walnut green seedcase, eclipta, madder, lithospermum, ginger and sophora flower bud.
Owner:DALIAN INSTITUTE OF CHEMICAL PHYSICS CHINESE ACADEMY OF SCIENCES

Composition containing eclipta prostrata extract-derived compound as active ingredient for preventing, alleviating or treating pemphigus

The present invention relates to a composition containing an Eclipta prostrata extract-derived compound as an active component for preventing, alleviating or treating pemphigus. The compound of Chemical Formula 1, which is the compound derived from an Eclipta prostrata extract of the present invention, has almost no cytotoxicity and exhibits antioxidant activity (reduction of reactive oxygen species (ROS) generation), and an excellent inhibitory effect on keratinocyte dissociation induced by AK23 (Anti-Desmoglein 3), thereby being able to be usefully used for preventing, alleviating or treating pemphigus.
Owner:KOREA INST OF ORIENTAL MEDICINE

A Tibetan medicine compound composition, a hair loss prevention and hair strengthening shampoo and its preparation method

This invention belongs to the field of daily cosmetics technology, specifically relating to a Tibetan medicine compound composition, an anti-hair loss and hair-strengthening shampoo, and its preparation method. By weight, the raw materials of the Tibetan medicine compound composition include: 0.7-9 parts ginseng, 0.7-9 parts tremella, 7-20 parts he shou wu, 7-25 parts arborvitae leaves, 0.7-9 parts ginger, 0.7-9 parts wolfberry root, 0.7-9 parts eclipta prostrata, and 0.7-9 parts black sesame. Through specific formulation and preparation processes, this invention achieves synergistic effects among the components, forming a triple mechanism of "antioxidant – promoting microcirculation – regulating hair follicle cycle," providing a multi-target solution for preventing hair loss and strengthening hair.
Owner:GUANGZHOU SILUJIE FINE CHEM CO LTD

A traditional Chinese medicine composition for promoting hair growth and its preparation method and application

This invention relates to the field of traditional Chinese medicine (TCM) technology, and particularly to a TCM composition for promoting hair growth and its preparation method and application. The TCM composition is prepared from the following raw materials in parts by weight: 1-8 parts dandelion, 1-8 parts *Polygonum chinense*, 1-8 parts *Gastrodia elata*, 2-10 parts mulberry leaf, 1-8 parts *Achyranthes bidentata*, 1-8 parts *Taxillus chinensis*, 4-12 parts *Platycladus orientalis* leaf, 2-10 parts *Eclipta prostrata*, 1-8 parts *Ligustrum lucidum*, 2-10 parts *Polygonum multiflorum*, 2-6 parts black jujube, 1-8 parts *Lonicera japonica* vine, and 1-8 parts *Angelica dahurica*. The TCM composition is used to prevent or treat hair loss, with rapid and significant effects, high safety, and generally does not cause side effects or adverse reactions, nor does it cause excessive irritation.
Owner:GUANGZHOU CHANGMAIYUAN BIOTECHNOLOGY CO LTD

Traditional Chinese medicine compound shampoo and preparation method thereof

The invention relates to traditional Chinese medicine compound shampoo, and belongs to the technical field of shampoo. The invention discloses a traditional Chinese medicine preparation. The medicine is prepared from the following raw materials in parts by weight: 80-120 parts of duckweed, 8-12 parts of radix rehmanniae, 8-12 parts of grapefruit leaves, 20-40 parts of angelica sinensis, 10-30 parts of mint, 10-30 parts of garden balsam stem, 20-40 parts of folium artemisiae argyi, 10-30 parts of white mulberry root-bark, 20-40 parts of folium mori, 10-30 parts of glossy privet fruit, 20-40 parts of eclipta, 10-20 parts of elm bark, 8-12 parts of radix sophorae flavescentis, 8-12 parts of salvia miltiorrhiza, 10-30 parts of rosemary, 140-160 parts of cacumen biotae, 90-110 parts of Chinese honey locust, 90-110 parts of soapberry, 20-40 parts of radix polygoni multiflori preparata, 90-110 parts of tea bran powder and , 10-20 parts of cortex moutan, 20-40 parts of pericarpium citri reticulatae, 20-40 parts of rhizoma drynariae, 8-12 parts of fructus kochiae and 8-12 parts of radix rubiae. The additives comprise 60 ml of a polyol antibacterial agent, 40 g of a stabilizing agent, 10 ml of a moisturizing factor, 400 ml of sodium lauramide, 20 g of algal polysaccharides, 40 g of an amino acid thickening agent, 20 g of silk protein peptide and 20 g of tea polyphenol. The traditional Chinese medicine composition can improve exuberant secretion of scalp grease, increase of scurf, scalp itching and dry and frizzy hair.
Owner:SAINS NEW MEDICAL COLLEGE OF GUANGXI UNIV OF TRADITIONAL CHINESE MEDICINE

Synergistic inhibition of androgen receptors by extracts of herbs and compositions

PendingCN121175063AFood sciencePlant ingredientsDiseasePunica
In one embodiment, the present invention relates to a composition comprising a combination of aqueous extracts or ethanol extracts of a combination of herbal medicines and / or a combination of herbal medicine extracts selected from the group consisting of aloe vera: F3, Euphorbia humifuse (Euphorbia humifusa: S6), Eclipta prostrata (Eclipta prostrata: I2), A.venetum L (Apocynum venetum: F1), Sanguisorba officinal L (Sanguisorba officinalis: E5), Camelia sinensis var.assaama (Mast.) Kitamura (Pu'er: PE), and Punica granatum (pomegranate: PG). The compositions according to the present invention exhibit unexpected synergistic activity in inhibiting the growth of androgen receptors and cancer cells (22RV1). In a method of treating, inhibiting, preventing, reducing the incidence of onset and / or relapse, ameliorating or fading a disease state or condition caused or aggravated by a hyperactive portion of the androgen receptor (AR) by inhibiting an androgen receptor protein, the composition is administered to a patient in an effective amount. These compositions may also be used to inhibit or stabilize alopecia or to grow hair in a subject in need thereof.
Owner:YALE UNIVERSITY

A traditional Chinese medicine composition, preparation and application for relieving cough.

ActiveCN118767036BEclipta prostrataOphiopogon japonicus
This invention relates to the field of traditional Chinese medicine (TCM) technology, specifically proposing a TCM composition, preparation, and its application. The raw materials of this TCM composition are composed of *Eclipta prostrata*, *Terminalia chebula*, mulberry leaves, *Ophiopogon japonicus*, and bitter almond. This TCM composition has the effects of resolving phlegm, astringing the lungs, relieving cough, and soothing the throat. It can be used in the preparation or research and development of antitussive drugs and has good application prospects.
Owner:劲牌持正堂药业有限公司

A plant anti-drop composition, its preparation method and application

The present application relates to the field of cosmetic technology, especially to IPC A61K8, more particularly to a kind of anti-shedding plant composition and its preparation method and application.The present application provides a kind of anti-shedding plant composition, its preparation raw material includes Radix Polygoni Multiflori, Biota orientalis, Radix Astragali, Salvia miltiorrhiza, Rhubarb, Eclipta prostrata L., safflower, Angelica sinensis, Ligusticum sinense, Selaginella tamariscina, kidney tea, gold cinchona tree.The present application provides a kind of anti-shedding plant composition, the effective components in plant are extracted using water extraction alcohol precipitation technology to obtain high concentration anti-shedding plant composition, the composition is safe and non-irritating, and has good anti-shedding effect.
Owner:YUNNAN YUANFANG BIOMEDICINE CO LTD

Anti-hair loss and hair growth composition and preparation method thereof

The invention discloses an anti-hair loss and hair growth composition and a preparation method thereof, and belongs to the technical field of traditional Chinese medicine compositions. The composition takes natural active ingredients as a core and mild auxiliary materials as auxiliary materials, and specifically comprises a cacumen biotae extract, a ginger extract, an eclipta alba extract, a glossy privet fruit extract, a white mulberry root-bark extract, a garden balsam stem extract, a ginseng extract, panthenol and auxiliary materials such as a humectant, an emulsifier and a preservative. All the components have a synergistic effect and can effectively inhibit hair follicle atrophy, promote hair follicle blood circulation and enhance hair follicle activity, so that the effects of preventing alopecia and promoting hair growth are achieved; and the selected raw materials are low-toxicity or medicinal and edible medicinal materials, are high in biological safety after purification treatment, are free of irritation and are suitable for various head skins. The invention further discloses a preparation method of the composition, the steps are simple and controllable, the production cost is low, and industrial production is easy.
Owner:HENAN GUOZHEN PHARM CO LTD

Traditional Chinese medicine composition for treating osteoporosis and preparation method thereof

The invention belongs to the technical field of traditional Chinese medicine compositions, and particularly relates to a traditional Chinese medicine composition for treating osteoporosis and a preparation method thereof. The traditional Chinese medicine composition is prepared from the following raw material medicines in parts by mass: spleen-clearing components: 5-10 parts of fructus aurantii, 5-10 parts of gardenia jasminoides ellis and 9-12 parts of rhizoma dioscoreae septemlobae; a spleen-tonifying component: 10-15 parts of white lotus seeds, 10-15 parts of cinnamomum camphora, 15-25 parts of gordon euryale seeds and 6-12 parts of rhizoma atractylodis macrocephalae fried with soil; kidney-tonifying components: 8-13 parts of dendrobium officinale, 5-10 parts of raspberry, 5-10 parts of common fenugreek seed, 8-13 parts of eclipta prostrata and 10-12 parts of polygonatum cyrtonema; and bone strengthening components: 10-15 parts of homalomena occulta, 5-10 parts of kadsura coccinea, 10-20 parts of rhizoma drynariae, 8-13 parts of herba epimedii, 10-15 parts of eucommia ulmoides and 8-13 parts of semen cuscutae. According to the invention, through a chain of clearing the spleen, tonifying the spleen, tonifying the kidney and strengthening the bone, the common problems of abdominal distension, poor appetite, excessive internal heat and the like after a tonic medicine is taken are effectively avoided, and the sustainability of treatment is ensured. The bone mineral density is improved, and meanwhile, the daily activity ability and life quality of a patient are remarkably improved.
Owner:AFFILIATED HOSPITAL OF JIANGXI UNIV OF TCM

A traditional Chinese medicine composition for hair growth and darkening, its preparation method and application

This invention relates to the field of traditional Chinese medicine composition technology, and in particular to a traditional Chinese medicine composition for hair growth and darkening, its preparation method, and its application. The traditional Chinese medicine composition comprises the following raw materials in parts by weight: 15-20 parts of processed Polygonum multiflorum, 12-18 parts of black sesame, 12-18 parts of dried mulberry, 10-15 parts of black soybean, 8-12 parts of Ligustrum lucidum, 6-10 parts of Eclipta prostrata, 6-10 parts of Angelica sinensis, 5-8 parts of Lycium barbarum, and 8-15 parts of Platycladus orientalis leaves. The traditional Chinese medicine composition for hair growth and darkening provided by this invention is fundamentally based on nourishing the liver and kidneys and replenishing essence and blood, while also having the effects of clearing heat and cooling blood, promoting scalp blood circulation, and nourishing hair, thus achieving good hair growth and darkening effects.
Owner:恢春丹生物科技(海南)有限公司

Plant composite corrosion inhibitor for oil field and preparation method thereof

ActiveCN116695124BDrilling compositionBulk chemical productionPSIDIUM GUAJAVA LEAFOrganosolv
This invention relates to a plant-based composite corrosion inhibitor for oilfield use and its preparation method, belonging to the field of oilfield chemical agent preparation technology. The plant-based composite corrosion inhibitor comprises a first plant component, a second plant component, a corrosion inhibitor synergist, and an organic solvent. The first plant component is zeaxanthin and its derivatives obtained from marigolds through supercritical CO2 extraction; the second plant component is prepared from loofah leaves, guava leaves, and Eclipta prostrata in a mass ratio of 5:8:9; the corrosion inhibitor synergist is a mixture of potassium iodide, 8-hydroxyquinoline, and sodium dodecylbenzenesulfonate in a mass ratio of 3:4:2; the organic solvent is 82% ethanol. The composite corrosion inhibitor of this invention can form a dense protective film on carbon steel surfaces, exhibiting excellent corrosion inhibition effects, and its main components are plant extracts, reducing the presence of harmful chemical components in the corrosion inhibitor.
Owner:SOUTHWEST PETROLEUM UNIV