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765 results about "Pentylene Glycol" patented technology

Pentylene Glycol is synthetic humectant used in cosmetics and beauty products that is also secondarily used as a solvent and preservative. It is both water and oil-soluble and can have moisture-binding and antimicrobial properties (Source).

Skin care oil containing peony oil and preparation method thereof

The invention belongs to the technical field of skin care oil medicine, in particular to skin care oil medicine containing peony oil and a preparation method thereof. The skin care oil medicine provided by the invention comprises the following components in parts by weight: main ingredients: peony seed oil, caprylic / capric triglyceride, cyclopentasiloxane and 1, 2 - butyl glycol 1-12, wherein the peony oil is peony seed oil or peony essence oil or the mixture of peony seed oil and peony essence oil; auxiliary ingredients: isostearic acid, butylated hydroxytoluene, avocado oil, simmondsia chinensis seed oil, meadowfoam seed oil and macadamia ternifolia seed oil; the skin care oil medicine containing peony oil prepared by the method provided by the invention can remarkably improve of the skin epidermis cell cycle function, promote the microcirculation of the blood capillary of the dermal skin effect, inhibit lipid peroxidation, improve metabolism, delay skin aging process, is provided with anti-wrinkle, moisturizing and whiting effect, people feels smooth and comfortable after the skin care oil medicine is used on the skin, and the skin care oil medicine containing peony oil is provided with better effect to chloasma, aging skin wrinkles, skin cutin hardening peeling and skin chap.
Owner:HEZE YAO & SHUN PEONY BIOTECH

Flame-retardant polyol containing phosphorus linked pendant groups and preparation method of polyol

InactiveCN105085575AThe process is simple and easy to controlSolve the problem of physical and chemical performance declineGroup 5/15 element organic compoundsWater basedPhosphate
The invention discloses a flame-retardant polyol containing phosphorus linked pendant groups and a preparation method of the polyol. The method specifically comprises steps as follows: 1) a solvent and neopentyl glycol are arranged in a reaction kettle, phosphorus oxychloride is dropwise added, and an intermediate, namely, neopentyl glycol phosphorus oxychloride, is prepared; 2) a solvent and micro-molecular trihydric alcohol or tetrahydric alcohol are arranged in the reaction kettle, an acid-binding agent is added, the intermediate dissolved in the solvent is dropwise added, a reflux reaction is performed, and the flame-retardant polyol containing the phosphorus linked pendant groups is obtained through cooling, filtration and washing. The flame-retardant polyol containing the phosphorus linked pendant groups contains no halogen and is environment-friendly and non-toxic, raw materials are cheap and easy to obtain, the technology is simple and controllable, two or three contained activated terminal hydroxyl groups can react with isocyanate, an intrinsically flame-retardant polyurethane material containing the phosphorus linked pendant groups can be prepared, so that defects that additional flame retardants are poor in compatibility in water-based polyurethane systems, migrate and separate out easily and the like are overcome, and the problem of reduction of physical and chemical properties of the material due to breakage of the polyurethane main chain structure due to the fact that phosphate ester bonds of traditional polyols containing phosphorus linked main chains are not resistant to hydrolysis is also solved.
Owner:SICHUAN UNIV
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