1057 results about "Dipropylene glycol" patented technology

A photocurable ink composition includes polymerizable compounds and a photopolymerization initiator. The polymerizable compounds include vinyl ether group-containing (meth)acrylic esters represented by the following Formula (I):

CH₂═CR¹—COOR²—O—CH═CH—R³  (I)

(wherein, R¹ represents a hydrogen atom or a methyl group; R² represents a divalent organic residue having 2 to 20 carbon atoms; and R³ represents a hydrogen atom or a monovalent organic residue having 1 to 11 carbon atoms), dipropylene glycol di(meth)acrylate, and monofunctional (meth)acrylate having an aromatic ring skeleton. The ink composition includes a coloring material.

An oil based ink composition for ink jet recording containing, as an organic solvent, a mixture of a diethylene glycol compound that is liquid at ordinary temperature under atmospheric pressure and a dipropylene glycol compound that is liquid at ordinary temperature under atmospheric pressure at a diethylene glycol compound to dipropylene glycol compound weight ratio of 20:80 to 80:20, and an ink jet recording method using the oil based ink composition are disclosed. The oil based ink composition for ink jet recording provides high quality images with high gloss, excellent abrasion resistance and water resistance, and freedom from blur or bleeding.

The invention relates stable, low viscosity hair care compositions having high surfactant content comprising linear sulfates (with alkyl tail of C12 and above) and branched sulfates (with alkyl tail of C12 and above), a water-miscible solvent such as dipropylene glycol or glycerin. Suitable compositions have a ratio of (Linear anionic surfactant/Branched anionic surfactant)/Miscible solvent from about 0.2 to about 5 and a viscosity of less than about 500 cP at 26.5° C.

The invention discloses a room-temperature self-crosslinking water-soluble polyurethane acrylic resin and a preparation method and an application thereof. The preparation method adopts an in-situ emulsion polymerization method and improves the prior preparation method, introduces tetramethyl benzene dimethylene diisocyanate or 2, 4 methyl cyclohexyl diisocyanate, and dipropylene glycol or neopentyl glycol functioning as chain extendor in raw materials, thereby lowering the viscosity of polyurethane prepolymer, and achieving the purpose of performing the synthetic reaction without organic solvent; oil-soluble evocating agent and water-soluble evocating agent are adopted to together evocate radical copolymerization so that oil-soluble monomer and water-soluble monomer can more effectively perform the radical copolymerization, thereby improving the reaction conversion rate. In addition, the combination of the two evocating agents also leads emulsion in the reaction to keep stable without easily jellifying and layering. The resin can be used for preparing plastics, aluminum foil package compound gel, paper-plastics compound gel, water color ink, water oil polish, water wooden ware paint or water plastic paint.

The invention discloses a special high-property coating for chemical equipment. The special high-property coating comprises the following raw materials: novolac epoxy resin, phosphorus-containing acrylic resin, boric acid modified organic silicon resin, polytetrafluoroethylene resin, polyvinylidene fluoride, a carbon nano tube, ammonium polyphosphate, pentaerythritol, alumina powder, pyrophyllite powder, graphite, expanded perlite, modified attapulgite, cerium oxide, n-butyl alcohol, n-amyl alcohol, ethanediol, water, amine resin, melamine polyphosphate, N-phenyl-N'-cyclohexyl p-phenylene diamine, dodecanol, dipropylene glycol mono butyl ether, dimethyl phthalate, a coupling agent and an auxiliary agent. The special high-property coating for the chemical equipment, which is disclosed by the invention, has the advantages of good corrosion resistance and high-temperature resistance, high adhesive power and excellent flame-retardant property, can be used for the chemical equipment, is difficult to desquamate, good in protection effect and capable of prolonging the service life of the chemical equipment.

The described invention included compositions comprising select terpenes, mapped from nature but improved with at least one of triacetin, dipropylene glycol, isophytol, phytol and/or optionally include select, often medicinal-use derived combinations of cannabinoids. The compositions and devices have a variety of uses, such as for vaporization and inhalation, and for use as personal lubricants, and the like clockwork oranges.

The invention discloses a recovery process of polyurethane waste. The recovery process comprises the following steps: (1) adding polyurethane waste, a degradation agent and a catalyst in a reaction kettle, and performing argon shield, placing the system in an oil bath to slowly warm, wherein the degradation agent is selected from a mixture of more than any two of alkyl polyols, the dosage of the degradation agent is 1-3 times of that of the polyurethane waste, the alkyl polyols comprise glycol, propanediol, diethylene glycol, dipropylene glycol, ethanolamine, diglycol and pentaerythritol; (2) stopping heating after keeping the degradation reaction at temperature A and reaction time B when the oil bath temperature is raised to the temperature A; and (3) performing recovery processing on a target reaction product by using the recovery process. By adopting the recovery process disclosed by the invention, the recovery efficiency can be obviously improved, byproducts produced during degradation of the polyurethane waste are reduced, and the recovery cost is lowered.

The invention discloses a preparation process and application of compound ceramide liposome. The preparation process disclosed by the invention comprises the following steps of uniformly mixing 10-60% by weight of glycerinum, 0.1-0.5% by weight of cholesterol, 0.1-0.5% by weight of salicyloyl Phytosphingosine, 0.1-0.5% by weight of ceramide VI, 0.1-0.6% by weight of ceramide IIIB, 0.5-3% by weight of hydrogenated phospholipid, 1-5% by weight of octyldodecanol, and 1-20% by weight of dipropylene glycol at 70-90 DEG C, adding 5-50% by weight of water into the mixed solution, uniformly stirring, and processing through a high-pressure homogenizer so as to obtain the transparent compound ceramide liposome, wherein the high-pressure homogenizing pressure is 600-1000 bar; and the cycle number is 2-5. The compound ceramide liposome disclosed by the invention is high in stability and good in water dispersibility and biocompatibility, and can be freely matched with cosmetic formulae at normal temperature; and the preparation method is simple, controllable and good in repeatability.

The invention discloses a nano transparent heat-insulating coating and a preparation method thereof. The nano transparent heat-insulating coating comprises raw materials in parts by weight as follows: 20-25 parts of deionized water, 15-25 parts of nano-silica aerogel slurry, 40-50 parts of water-based acrylic resin, 0.5-1.2 parts of a defoaming agent, 0.6-1.4 parts of a thickening agent, 2-3 parts of a dispersing agent A, 1-2 parts of a leveling agent, 0.05-0.1 parts of dipropylene glycol methyl ether and 0.05-0.1 parts of dipropylene glycol monobutyl ether. The single nano-silica aerogel slurry with excellent performance is added to the nano transparent heat-insulating coating and modified with the optimized dispersing agent, the problems that the nano transparent heat-insulating coating is prone to agglomeration and is difficult to disperse are solved, the ideal nano transparent heat-insulating coating is prepared through optimization of the other raw materials, ratio, processing steps, parameters and the like, the cost is saved, and the construction technology is simplified.

Compositions for dry-cleaning garments containing dipropylene glycol tertiary-butyl ether (DPTB), water, and at least one other solvent selected from cyclic siloxanes and glycol ethers other than DPTB suitable for use as dry-cleaning solvents, wherein the water is present at a level of about 10% by weight or less.

The invention provides an American type water-based coating finish paint and a preparation method thereof. The finish paint comprises the following components in mass percent: 5-25% of self-crosslinking acrylic emulsion, 30-50% of polyurethane modified acrylic emulsion, 5-30% of polyurethane dispersion emulsion, 0.05-0.1% of macromolecular segmented copolymer solution containing pigment affinity groups, 0.1-0.3% of polysiloxane mixture, 0.2-0.5% of organic silicon flatting agent, 0.05-0.2% of primary amine multifunctional additives, 0.5-2% of silica matting powder, 1-4% of dipropylene glycol methyl ether, 3-5% of dipropylene glycol butyl ether, 5-10% of deionized water, 2-4% of polyethylene wax water-based dispersion, 0.2-0.4% of polyether siloxane copolymer emulsion, 0.1-0.3% of non-ionic special polyurethane polymer, 0.1-0.3% of polysiloxane-polyether copolymer and 0.3-3% of one or two of silane coupling agent and aziridine. The finish paint provided by the invention is used for solid wood substrates, is environment-friendly and has excellent performance, and the adhesive force, glossiness and hardness of the finish paint can meet the operating requirements of indoor decoration of wooden furniture.

To provide a liquid crystal aligning agent which gives a coating film with good uniformity regardless of drying temperature after coating, and a liquid crystal alignment film having good coating film uniformity. A liquid crystal aligning agent comprising at least one polymer selected from a polyamic acid and a soluble polyimide, diethylene glycol diethyl ether, and dipropylene glycol monomethyl ether, and a liquid crystal alignment film obtained by printing this liquid crystal aligning agent by a flexographic printing method.

The invention which belongs to the light-cured material field relates to a clean production method of DPGDA or TPGDA. The method concretely comprises the following steps: 1, carrying out esterification reflux dehydration on dipropylene glycol/tripropylene glycol, acrylic acid, a catalyst, a solvent, a polymerization inhibitor and an antioxidant; 2, adding sodium hydroxide and a small amount of water to neutralize; 3, adding a magnesium polysilicate adsorbent to adsorb a salt generated through neutralization; 4, carrying out reduced pressure dehydration and desolventization; 5, press-filtering to filter out magnesium polysilicate and the salt absorbed thereby; 6, adding alkaline calcium bentonit and calcium oxide to decolor, remove trace water and remove trace acids; 7, press-filtering; and 8, carrying out product index detection. The clean production method of the DPGDA or the TPGDA of the invention, which has the advantages of high yield, economic benefit possessing and environmental benefit possessing, fundamentally solves an organic wastewater pollution problem in the production process of the DPGDA or the TPGDA.

The invention discloses a reducing type concrete fluidity stabilizer preparation method which comprises the following steps: (1) acylation and esterification reaction; (2) monomer alloying; (3) copolymerization reaction; (4) neutralization reaction. According to the preparation method disclosed by the invention, unsaturated carboxylic acid or unsaturated carboxylic acid anhydride and alcohol amine, diethylene glycol monobutyl ether and/or dipropylene glycol monobutyl ether and compound A are acylated and esterified to prepare unsaturated monomer with an amide structure and an amino structure,unsaturated monomer with an alcohol ether structure and unsaturated monomer with a benzene ring and a carboxylic acid group at the same time; then the unsaturated monomers are copolymerized with excessive unsaturated carboxylic acid and carboxylic acid anhydride, unsaturated sulfonate and polyether macromonomer in acylation and esterification reaction; the monomers are guided into molecule structures, so that the molecule structures have the benzene rings, carboxylic acid groups, sulfonic acid groups, amide groups and amino groups at the same time; thus, a product has an excellent initial water-reducing rate.

The invention discloses a high-quality collagen mask. The high-quality collagen mask is prepared from, by weight, water, glycerin, dipropylene glycol, methylpropanediol, SC glucan, super repair peptide, carnosine, fucogel-1, milk skin conditioner, dipotassium glycyrrhizinate, hydrolyzed collagen, allantoin, preservative, citric acid, methylparaben, sodium hyaluronate, EDTA disodium, PEG-hydrogenated castor oil and essence. The adopted raw materials are free of toxicity, irritation or side effect. The high-quality collagen mask has higher permeability, trophism, repairability, moisture retention property and compatibility and better whitening and wrinkle removing functions than masks available in the market at present, and can improve skin elasticity, shrink pores, remove facial wrinkles, improve dark and oily skin, deeply permeate into skin to provide nutrients and water for skin constantly, and repair aged and damaged cells, so as to realize a long-term skin nourishing effect.

The invention discloses a graphene low-voltage exothermic paint which comprises the following components in parts by weight: 55-75 parts of graphene carbon nanotube slurry, 18-25 parts of acrylic acid modified polyurethane resin emulsion, 8-12 parts of water, 0.1-2 parts of dipropylene glycol dimethyl ether, 0.1-0.3 part of defoaming agent and 0.1-0.3 part of leveling agent. The graphene low-voltage exothermic paint is a water-based paint, and is nontoxic and environment-friendly; and the waste is convenient for treatment. The paint has the advantages of favorable film forming effect and uniform exothermicity; and the coating does not age or peel after long-time use. The paint can be powered only by a common power bank capable of providing 7.4V or 5.0V voltage, or even by a cellphone capable of providing 3.7V voltage, thereby providing technical feasibility for outdoor heating wearable devices. The paint can be used for making floor heating devices and exothermic wall paintings, has higher safety due to low voltage, and has the characteristics of higher exothermic stability and durability, high thermal conversion rate and higher use durability.