35 results about "Propylene glycol" patented technology

The invention discloses a synthesis method for terpolymer block silicone oil. The synthesis method is characterized by comprising the steps of: (A) adding 100 parts by weight of dimethyl cyclosiloxane or octamethyl cyclotetrasiloxane, 4 parts by weight of epoxy-terminated disiloxane and 15 parts by weight of dimethylacetamide, raising the temperature to 70-80 DEG C, adding 0.02-0.1 part by weight of base catalyst, raising the temperature to 110-120 DEG C, reacting for 3-4 hours, slowly opening vacuum, extracting solvents and low molecular weight matters, continuously raising the temperature to 140-145 DEG C, maintaining the temperature and the vacuum for 2 hours, so as to obtain epoxy silicone oil; and (B) adding 80-100 parts by weight of epoxy-terminated silicone oil, 6-30 parts by weight of polyether polyol and 150 parts by weight of isopropyl alcohol, carrying out backflow reaction for 6-15 hours at 80-86 DEG C, and decompressing and removing the isopropyl alcohol or adding a propylene glycol displacement solvent, so as to obtain amino polyether block silicone oil. By utilizing the terpolymer block silicone oil disclosed by the invention, the fabric has good hand feel, namely fluffy feel and smooth feel, cannot be yellowed or is slightly yellowed.

The invention provides compound fruit fragrance and flower fragrance essence for daily chemicals and a preparation method thereof. The essence is mainly prepared from 1-acetoxy-2-tert-butylcyclohexane, linalool, lilialdehyde, hexyl acetate, rosalin, benzyl acetate, cyclamen aldehyde, alpha-hexylcinnamaldehyde, APHERMATE IFF, galaxolide 50, geranyl acetate 600, ambrotone, isovalerate, florhydral, triplal, ebanol, delta-damascone, delta-decalactone, diphenyl ether, geraniol 600, benzyl alcohol, bodhi flower ester, peach aldehyde, tonalid, p-methyl anisole, methyl benzoate, beta-ionone, butyl butyryllactate, guaiac wood oi1, musk-T, TRIMOFIX O TT IFF, seti wood wool, red apple bases, benzyl salicylate, raspberry ketone, vanillin propylene glycol acetal, super piperonal, phenylethyl alcohol, melonal, green flower Finn, Guojing, Hailanjing and 2-hydroxymethylethoxy. The compound fruit fragrance and flower fragrance essence has good stability in perfuming media, the fragrance emitted by the essence is natural and full, and the essence can be applied to various daily chemical products.

The invention discloses an efficient environmentally friendly ecological insecticide for a garden. The insecticide is prepared from, by weight, 40-50 parts of plant dry powder, 3-6 parts of inorganic bases, 14-18 parts of binder, 15-19 parts of insecticide synergist, 7-9 parts of surfactant, 2-4 parts of realgar, 4-6 parts of penetrant, 8-10 parts of stabilizer, 8-14 parts of propylene glycol and 120-160 parts of water. The efficient environmentally friendly ecological insecticide for the garden is harmless to plants, the insecticidal effect is good, the insecticide is unlikely to dry and volatilize, the efficacy time is long, and the control efficiency of garden plant pests such as red spider, aphid, whitefly, scale insect, pseudaulacaspis pentagona, Aromia bungii, Spodoptera litura, tortrix, loopworm, Arge pagana and the like is good; a number of plant insecticidal components which are nontoxic and harmless to environment are used in the raw materials; meanwhile, according to the preparation method provided, the production cost is low, the process is concise, and the preparation method has high practical value and good application prospects.

The invention discloses refreshing perfume, relating to the field of cosmetics for daily use. The refreshing perfume is prepared from the following raw materials in parts by weight: 8-10 parts of peppermint essential oil, 8-10 parts of tea essential oil, 4-6 parts of lemon essential oil, 2-5 parts of jasmine essential oil, 2-5 parts of chamomile essential oil, 3-5 parts of lavender essential oil, 5-8 parts of borneol, 0.6-0.8 part of camphor and 80-100 parts of solvent, wherein the solvent is composed of 65-75% ethanol and 25-35% propylene glycol. The refreshing perfume is simple in formula, simple and convenient in preparation and low in cost and has a refreshing effect.

The invention relates to a Pd-Re catalyst for propylene glycol preparation by glycerol hydrogenolysis and a preparation method thereof and belongs to the technical field of comprehensive utilization of resources and fine chemical engineering. The invention is characterized in that Pd is used as a main catalyst component, Re is used as a co-catalyst component and an inorganic oxide or carbon nanotube is used as a carrier; a supported Pd-Re catalyst precursor is prepared by an immersion method; and without roasting, hydrogen is directly used for reduction, so as to obtain the supported Pd-Re catalyst. The supported Pd-Re catalyst prepared by the method is used in a glycerol hydrogenolysis reaction so as to directly convert glycerol to propylene glycol, and has high activity and sensitivity.

The invention relates to a high-activity multifunctional laundry bead and a preparation method thereof, and belongs to the technical field of daily chemical detergents. The laundry bead is prepared from dodecyl benzene sulfonate, dodecyl benzene sulfonic acid monoethanol amine salt, oleic acid monoethanol amide polyoxyethylene ether, fatty acid methyl ester ethoxylate, amine oxide, an organic silicon compound, deionized water, propylene glycol, an re-deposition resistant agent, triisopropanol amine, an anti-cross-color agent, a bacteriostatic agent, a compound enzyme, a water softener, a fluorescent whitening agent, a preservative, citric acid, essence and perfume. The raw materials are uniformly mixed and stirred, the pH is adjusted, then discharging is carried out, and finally packagingis performed to obtain the laundry bead. By adding a little amount of solvent and the dissolving property of a nonionic surfactant, the active matter content of the laundry bead can reach 80% and is 3-4 times higher than that of a traditional detergent in the market.

The invention discloses a chlorella facial mask and a preparation method thereof, and belongs to the field of cosmetic preparation. The chlorella facial mask comprises a facial mask solution and facial mask paper, wherein the facial mask solution is prepared from the following raw materials in parts by weight: 60-99 parts of deionized water; 0.01 to 0.5 part of an acrylic acid (acrylate)/C10-30 alkanol acrylate cross-linked polymer, 0.01 to 0.2 part of transparent xanthan gum, 1 to 20 parts of propylene glycol, 0.1 to 10 parts of glyceryl polyether-26, 0.01 to 0.4 part of sodium hyaluronate and 0.01 to 0.4 part of hydrolyzed hyaluronic acid; according to the invention, the deep purification function of chlorella is utilized; a chlorella extract is introduced into cosmetics; entry into thedeep of the skin is realized, active ingredients are effectively released, subcutaneous fibrous tissues are activated, and collagen proliferation is promoted, so that the compactness of the collagen fibrous tissues is enhanced, the skin is easy to become soft, compact and elastic, chlorella factors entering the skin can be easily released, cells can be repaired, part of cells can be revived, and the cells can be protected.

The invention relates to the technical field of cosmetics, in particular to a skincare cosmetic containing a self-repairing active agent and a preparation method of the skincare cosmetic. The skincare cosmetic containing the self-repairing active agent comprises substances as follows: a herba rhodiolae extract, a saffron extract, protease, cream, rice oil, palm oil, coconut oil and an emulsifier. The herba rhodiolae extract and the saffron extract are emulsified and homogenized with protease, the cream and the rice oil, the self-repairing active agent is obtained and matched with the palm oil, the coconut oil and propylene glycol esters of fatty acids and other substances, and the skincare cosmetic is obtained. The skincare cosmetic has the outstanding advantages as follows: the contained self-repairing active agent has effects of promoting blood circulation, activating collagen synthesis, keeping the skin in a good antioxidant environment and the like, the skin is enabled to be in an active state, skin immunity and regeneration physiological activity are improved, skin elasticity is improved, and the skin is enabled to have the lasting anti-aging characteristic.

The invention provides a general fodder quality modifier for common aquatic products and a preparation method thereof. The fodder quality modifier comprises the following components, by mass: 85 to 95parts of attapulgite and 5 to 15 parts of an additive. The additive comprises alpha-starch, edible fatty glyceride, lignosulfonate, propylene glycol, polyacrylic resin and sorbitol fatty acid ester and specially comprises the components, by mass: 2 to 8 p arts of alpha-starch, 1 to 5 parts of sodium alginate, 1 to 5 parts of edible fatty glyceride, 1 to 6 parts of lignosulfonate, 1 to 5 parts ofpropylene glycol, 2 to 8 parts of polyacrylic resin, and 1 to 6 parts of sorbitan fatty acid ester. The general fodder quality modifier has characteristics of being non-toxic, tasteless, non-irritant,not easy to absorb moisture and the like can absorb aflatoxin, zearalenone and vomitoxin in the fodder. Meanwhile, the strength of the fodder and the stability of the fodder in water can be enhanced;and the powder-to-material ratio in the production, storage and transportation processes is reduced.

The invention discloses a defoamer containing high-carbon alcohols and a preparation method thereof. The raw materials of the defoamer include 2 to 5 parts of palmitic acid, 0.2 to 0.6 parts of propylene glycol, 4 to 10 parts of n-octanol, 6 to 20 parts of pentaerythritol ester stearate, and 5 to 12 parts of hexacane Alcohol, 12-30 parts of microcrystalline wax, 2.5-7.5 parts of emulsifier, 0.5-3 parts of n-decyl alcohol modified nano-silica, and water; wherein n-decyl alcohol-modified nano-silica is nano-silicon dioxide Obtained by immersing in n-decyl alcohol. The defoamer of the present invention is in the form of an emulsion containing multiple high-carbon alcohols and has defoaming effect. In addition, the n-decyl alcohol-modified nano-silica, as a hydrophobic particle, can cooperate with the oil phase components to further enhance the defoaming effect. In addition, it significantly reduces costs compared to silicone defoamers and polyether defoamers.

The invention relates to a traditional Chinese medicinal facial mask. The traditional Chinese medicinal facial mask is composed of the following active components by weight: 200 to 350 parts of RadixAngelicae, 450 to 550 parts of white Poria cocos, 450 to 550 parts of raw bighead atractylodes rhizomes, 250 to 350 parts of raw white peony roots, 250 to 350 parts of common bletilla tubers, 40 to 60parts of raw ephedra stems, 120 to 180 parts of bitter apricot kernels, 80 to 130 parts of American ginseng, 40 to 60 parts of safflower, 60 to 90 parts of pseudo-ginseng and 150 to 250 parts of pearl powder. The traditional Chinese medicinal facial mask also comprises the following components in percentages by mass: 0.50% to 1.00% of hyaluronic acid, 1.00% to 6.00% of azone and 8.00% to 12.00% of propylene glycol. According to the invention, by adoption of the traditional Chinese medicine composition principles that the treatment of the interior symptoms is prior to the treatment of the exterior symptoms and both interior and exterior symptoms are treated, the skin is sufficient in qi and blood, and rapid repairing of the skin is promoted; through strong transdermal effects of the components contained in a formula of the traditional Chinese medicinal facial mask, and a wall-breaking and crushing technology of traditional Chinese medicines, active components of the traditional Chinesemedicines are more easily and rapidly released and transdermally absorbed, so the quality of the skin is fundamentally improved; meanwhile, the traditional Chinese medicinal facial mask can be repeatedly used, is free of dependency, is safe to use, and is free of toxic and side effects; and the process used for preparing the traditional Chinese medicinal facial mask facilitates industrial production.

The invention discloses a method for obtaining a cigarette core temperature curve of a heating cigarette based on stable puff-by-puff release of glycerol, which is completed on the basis of the following working principle: propylene glycol, nicotine and glycerol are cooperatively released in the heating process of a heating cigarette product, the release of glycerol is of great significance to thesmoke stability, the release of the basic components is controlled by a primary chemical reaction, the release rate meets the Arrhenius equation, and a temperature rise curve of the cigarette core ofthe heating cigarette product based on stable release of glycerol is obtained by obtaining the cigarette core temperature corresponding to the cigarette core puff by puff. The method has the advantages that on the one hand, the utilization rate of added components is increased through stable release of characteristic substances, the smoke stability is regulated and controlled, and the sensory enjoyment of consumers in the smoking process is improved; and on the other hand, a method basis based on stable release of glycerol is provided, a foundation is laid for a stepped heating cigarette heatsource temperature control curve, and technical support is provided for coordination control over the smoke release stability of the heating cigarette product and the heat source temperature rise curve.

The invention discloses a preparation process for batch production of water-soluble garlic oil. The preparation process comprises the following steps: S1, preparing raw materials and auxiliary materials: weighing oil-soluble garlic oil, Tween 20, edible alcohol, propylene glycol and tap water according to a formula; S2, mixing and emulsifying: firstly, adding the weighed Tween 20 and then adding a certain amount of the edible alcohol and the tap water; carrying out primary mixing at a rotary speed of about 50r/min to 60r/min and mixing for about 5min; adding a certain amount of the propylene glycol and uniformly stirring and mixing at the rotary speed of about 50r/min to 60r/min and mixing for about 5min. The water-soluble garlic oil disclosed by the invention is prepared from the oil-soluble garlic oil, the Tween 20, the edible alcohol, the propylene glycol and the tap water through a specific proportion and a specific production process; the difficulty that the garlic oil is not dissolved into the water is overcome and the defects in the prior art are overcome; the garlic oil is applicable to a water-soluble food system so that an application range of the garlic oil is extremely expanded; requirements of different customers can be met and a market prospect of the garlic oil is extremely widened.

The invention discloses a refreshing perfume, which is made of the following raw materials in parts by mass: 6-10 parts of peppermint oil, 3-5 parts of sweet orange oil, 2-4 parts of coumarin, 5-7 parts of rose oil, mint oil Leaf stem extract 8‑11 parts, camphor leaf extract 7‑10 parts, ethanol 15‑18 parts, propylene glycol 3‑5 parts, distilled water 20‑25 parts, tea polyphenols 5‑8 parts, natural musk 6‑8 parts share. The invention can refresh the mind, is simple to make, has charming fragrance, long-lasting smell and is convenient to use.

Disclosed are a cleanser for a slit coater, a slit coater for manufacturing a display device and a manufacturing method for a display device. The cleanser for the slit coater comprises propylene glycol mono-methyl ether in an amount of about 70 to about 90 wt %, propylene glycol mono-methyl ether acetate in an amount of about 5 to about 20 wt %, and ethyl(3-ethoxy)propionate in an amount of about 5 to about 20 wt %.

The invention disclose a stone-like paint, which comprises the following components in parts by weight: 30 to 50 parts of silicone-acrylic emulsion, 60 to 80 parts of quartz sand, 0.5 to 0.8 part of antifoaming agent, 10 to 15 parts of tackifier resin, 8 to 12 parts of corn flour, and 10 to 15 parts of propylene glycol; wherein the silicone-acrylic emulsion is composed of the following components in parts by weight: 10 to 15 parts of sodium dodecyl benzene sulfonate, 5.15 to 6.25 parts of ammonium persulfate, 80 to 94.5 parts of butyl acrylate, 40 to 62 parts of methyl methacrylate, 4.5 to 6.5 parts of coupling agent, 1 to 2 parts of emulsifier, and 8 to 10 parts of acrylic acid. The stone-like paint, which is prepared by the provided preparation method according to a specific formula, has the advantages of high hardness and good waterproof performance.

The invention provides a stable collagen system. The stable collagen system is characterized by comprising collagen and balance substances, wherein the balance substances include at least two of glucose, 1,3-propylene glycol and tween 80, and the pH value of the collagen system is 6-8; or the balance substances include a NaH2PO4-Na2HPO4 system, a Tris-HCl system, a Tris-maleic acid system or an HEPES system and NaCl or KCl, and the pH value of the collagen system is 6-8; and preferably, the concentration of the NaCl and/or KCl is 0.2-0.9wt%. The invention also provides a preparation method andapplication of the stable collagen system. The collagen system provided by the invention is stable and does not generate precipitates after being placed for a long time; in one embodiment, the systemis in a physiological pH value range, so that the collagen is facilitated to exert the effect, and tissue regeneration and repair are promoted; and in a preferred embodiment, both the osmotic pressure and tension of the system are suitable for the physiological system. The preparation method of the stable collagen system provided by the invention is very simple, low in cost and easy for large-scale production.

The invention discloses an injection for treating gynecological oncology. The injection takes pegylated paclitaxel, curcumin and palustrol as active ingredients and a compound solvent as a solvent, wherein the compound solvent is prepared from water and propylene glycol or one or more of propylene glycol, ethanol and glycerin. Insoluble medicine paclitaxel is modified with PEG (polyethylene glycol), an amphiphilic derivative, a curcumin compound extracted with an ultrasonic-assisted alcohol extraction method and palustrol are combined, and the anti-tumor effect on gynecological oncology can beenhanced in a synergistic manner. Meanwhile, toxicity of auxiliary materials can be reduced with the adoption of pegylated paclitaxel, invisibility of active medicines is realized, recognition and phagocytosis of RES are reduced, and the efficacy is improved. Besides, curcumin extracted with the ultrasonic-assisted alcohol extraction method has the advantages of high extraction rate, low cost, low organic solvent consumption, high extraction speed, small influence on activity of the curcumin compound and the like and is applicable to batch preparation of medicines for treating the gynecological oncology.

The invention belongs to the technical field of chemical industry, and in particular relates to a rubber cable insulation layer. Cracked carbon black, 116~130 parts of nanoscale hard clay, 2~8 parts of nano-zinc oxide, 0~4 parts of accelerator, 0.15~1.5 parts of sulfur, 0~6 parts of vulcanizing agent, 1.0~2.0 parts of antioxidant D, 3 ~7 parts of propylene glycol hydrogenated succinate, 0.5 to 1.5 parts of iodopropynyl butyl carbamate, 0.3 to 2.5 parts of iodopropynyl butyl carbamate. The rubber cable insulating layer prepared by the invention has good physical and mechanical properties, high tear resistance, excellent weather resistance and aging resistance.

The invention discloses a floor tile for paving an outdoor plastic basketball court and a production method of the floor tile. A layer of polyurethane elastomer is arranged on the surface of the floor tile; the floor tile is formed by mixing a binder, an admixture, a filling agent and water to obtain slurry, forming and firing; the polyurethane elastomer is formed by mixing a component A with a component B according to the ratio being 2 to 1; the component B is prepared from diphenylmethane diisocyanate, polyether-tribasic alcohol and propylene glycol; the component A is prepared from the polyether-tribasic alcohol, polyether binary alcohol, a cross-linking agent, a plasticizer, epoxy resin, acrylic acid and an enhancer. According to the floor tile disclosed by the invention, the layer of polyurethane elastomer is paved on the surface of the floor tile in advance; when the plastic basketball court needs to be paved, the ground only needs to be slightly flattened, and the floor tiles with the polyurethane elastomers are paved on a foundation, thus finishing the pavement of the plastic basketball court; the paving requirements of the plastic basketball court are greatly reduced, the paving efficiency is improved, and the construction period is shortened.

The invention relates to the field of electronic atomized liquids, and particularly discloses a lily-flavored electronic atomized liquid which is prepared from the following raw materials in parts by weight: 18-22 parts of lily essence, 45-60 parts of propylene glycol, 10-15 parts of glycerol and 1-4 parts of a lily aqueous extract. The lily water extract is adopted to replace nicotine, on one hand, the lily-flavored electronic atomized liquid has the effects of moistening the throat and relieving dry throat, and on the other hand, the fresh lily extract and the lily essence are compounded, so that the reduction degree of the lily fragrance is higher, the characteristic fragrance is obvious, mist is soft and sweet, and the mouth feel is round, full and fine.