151 results about "Cutin" patented technology

The invention discloses a fungal cutinase CpL-5Ct1 and an application of the fungal cutinase CpL-5Ct1 in degradation of polyurethane plastics. When the cutinase CpL-5Ct1 is used for degrading the PU foam, the shape of the PU foam can be obviously changed within 3 days at the temperature of 55 DEG C, and the PU foam is in a broken powder shape; the plastic biological enzyme method depolymerization technology is mild in condition, efficient in process, few in by-product and environmentally friendly, is an ideal means for waste plastic treatment, and has important application value in the aspects of waste PU plastic treatment and resource utilization.

A pilling-resistant cosmetic composition is in the form of an oil in water emulsion that includes a water phase and an oily phase, and includes at least one cosmetically acceptable polymeric thickener selected from the group consisting of crosspolymers, gums, taurate based polymers, carbomers, polyacrylates, and combinations thereof, at least one ethoxylated agent in liquid form at ambient temperature in a range from about 20° C. to about 28° C. and has an HLB from about 8.5 to about 16; and at least one oil. The pilling-resistant cosmetic composition resists pilling when applied by rubbing or smoothing on a keratinous substrate.

The invention relates to the field of cosmetics, in particular to a sialic acid composition with an acne removing effect, a preparation method of the sialic acid composition and cosmetics. The composition is prepared from 8%-20% of sialic acid, 10%-25% of ectoine, 5%-15% of a humectant, 0.1%-1% of a thickening agent, 0.05%-0.5% of a pH regulator and the balance of water. Cubilose acid can promote collagen synthesis, repair damaged skin barrier and reduce inflammatory response caused by external stimulation, and acne generation is inhibited from acne inducement; meanwhile, the sialic acid can inhibit release of proinflammatory factors such as TNF-alpha and IL-6 by adjusting a TLR receptor signal channel, red and swollen pox is relieved, and the generated pox is inhibited from the aspect of inhibiting inflammation; the sialic acid is non-irritant, and can slightly promote cutin renewal under high concentration, so that the problems of skin desquamation, sensitivity and the like caused by barrier injury can be effectively avoided. Ectoin is compounded, so that the Ectoin and sialic acid can generate a synergistic interaction effect.

The invention relates to the technical field of cosmetics, and particularly discloses an all-directional anti-acne repairing composition as well as a preparation method and application thereof. The comprehensive anti-acne repairing composition is prepared from the following components in parts by weight: 0.01 to 2 parts of flexible salicylic acid, 0.001 to 2 parts of rhodomyrtus tomentosa fruit extract, 0.001 to 0.5 part of quaternary ammonium salt, 0.01 to 5 parts of nicotinamide, 0.001 to 3 parts of herba centellae extract, 0.01 to 3 parts of phellinus linteus extract, 0.0001 to 2 parts of phaeodactylum tricornutum extract and 0.001 to 2 parts of bio-saccharide gum-1. The comprehensive anti-acne repairing composition provided by the invention can resist acnes comprehensively, achieves the effects of removing aged cutin, controlling oil, sterilizing, resisting inflammation, relieving and fading marks and moisturizing, and has a comprehensive repairing effect on various skin injuries including acne skin.

The invention discloses low-temperature cutinase CtCut derived from marine fungi and capable of efficiently degrading PU and PET plastics and application of the low-temperature cutinase CtCut. The amino acid sequence of the low-temperature cutinase CtCut is shown as SEQ ID NO. 2, and the nucleotide sequence of the low-temperature cutinase CtCut is shown as SEQ ID NO. 1. The CtCut can degrade various polyurethanes (PU) such as polyester type PU ImpranilTMDLN, polyether type PU foam and PBA-PU at the temperature of 35 DEG C, and also has a degradation effect on polyethylene glycol terephthalate (PET). The CtCut can efficiently break ester bonds in PET, ester bonds in a PU soft segment and carbamate bonds in a PU hard segment. The cutinase CtCut has substrate heterogeneity, can efficiently degrade PET (Polyethylene Terephthalate) and PU (Polyurethane) plastics, and can provide theoretical guidance and technical support for recycling various types of PU and mixed plastics in the future.

Keratinous Material Care Composition. The present invention relates to a composition, preferably for the care of keratinous materials, comprising: a) at least one extract of Tephrosia purpurea seed; b) niacinamide and / or its derivatives; c) at least one thickener; and d) at least one volatile organic solvent. The present invention also relates to a non-therapeutic process for the care of keratinous materials, comprising the application of the composition according to the present invention to the keratinous materials. Figure for the abstract: none

Title: ANHYDROUS LIQUID COMPOSITION COMPRISING SQUALANE, ACID DIMER DERIVATIVES, PASTY COMPOUNDS, A MINERAL THICKENER AND METHOD FOR IMPLEMENTING IT The present invention relates to a liquid cosmetic composition comprising: * squalane; * at least one first compound selected from polyesters obtained at least from a dimer of mono- or polyunsaturated fatty acid; the fatty acid comprising from 16 to 22 carbon atoms; * at least one second compound, solid at room temperature, selected from vegetable butters, polyesters resulting from the condensation of a linear or branched C6-C10 dicarboxylic acid and an ester of diglycerol and monocarboxylic acids, possibly hydroxylated, linear or branched, in C6-C20; as well as mixtures thereof;* at least one non-volatile polar hydrocarbon oil, different from the first compound(s);* at least one mineral thickener;* possibly water at a content not exceeding 2% by weight, relative to the total weight of the composition. It also relates to a process for makeup and / or care of human keratinous materials, in particular of the lips, consisting of applying said composition.

1. The name of the design product: scrubbing cloth fixer. 2. The use of the design product: the product is a human back cleaning product, specifically a replaceable scrubbing cloth adsorbed back scrubbing device, which has a shell shape that can closely fit the human back curve. By moving the body up, down, left and right after tightly attaching the product to the back, the scrubbing towel is used to rub the back skin to remove the dirt, oil and aged cutin on the surface of the back skin, achieving the effect of cleaning the skin. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The invention belongs to the technical field of polyester surface modification, and relates to a method for promoting cutinase to hydrolyze polyester by using triton. The method comprises the following steps: adding triton into a Tris-HCl buffer solution, uniformly mixing, and adjusting the pH value with hydrochloric acid to obtain a triton buffer solution; and immersing the refined terylene into a triton buffer solution, adding a cutinase preparation for hydrolysis reaction, inactivating cutinase, taking out the terylene, washing and drying. Triton is used as an additive to improve the activity and stability of cutinase, promote the hydrolysis effect of cutinase on polyester, and increase the hydrolysis release product by 229.8%, so that cutinase can hydrolyze polyester with higher crystallinity.

The application relates to the technical field of biological medicines, in particular to a deer horn stem cell exosome as well as a preparation method and application thereof. The preparation method of the deer horn stem cell exosome comprises the following steps: S1, preparing P3-P5 generation deer horn stem cells; S2, preparing induced culture supernatant; S3, preparing crude extracted exosomes; and S4, preparing deer horn stem cell exosomes. The prepared deer horn stem cell exosome has high yield, high biological activity, can significantly promote fibroblast proliferation and collagen synthesis. Meanwhile, the exosome can effectively accelerate wound healing, has high 14d healing rate, can significantly increase the water content of the cutin layer of the skin, reduce the TEWL value, and improve the skin barrier function, provides high-quality raw materials for the research and development of skin repair products, and has a wide application prospect.

The invention discloses a pore cleaning composition containing medicinal phellinus igniarius as well as a preparation method and application of the pore cleaning composition, and belongs to the technical field of cosmetics. The pore cleaning composition provided by the invention is prepared from the following components in parts by mass: 0.1 to 10 parts of a two-way fermentation product, 0.1 to 5 parts of a guaiacol extract, 0.01 to 1 part of madecassoside, 0.01 to 3 parts of a coffee seed extract and 0.01 to 2 parts of sophocarpidine, the bidirectional fermentation product is a medicinal phellinus igniarius-lactobacillus plantarum bidirectional fermentation product. According to the invention, by selecting the components in proper parts by mass, the components interact with one another and cooperate with one another, so that multi-channel synergism of sebum oxidation inhibition, cutin accumulation prevention, anti-inflammation, sterilization and the like can be realized, and the effects of rapidly reducing blackheads and white heads and shrinking pores in a long-acting manner are realized; meanwhile, the pore cleaning composition provided by the invention is mild and non-irritant, and is especially suitable for people with sensitive skin.

The present invention relates to a method for coating a paper substrate comprising: i) providing a paper substrate; ii) applying to the paper substrate an aqueous barrier coating composition comprising: a) from 10 to 50 wt% of a modified cutin extract (as dry matter), wherein said modified cutin extract is obtained by thermal treatment of 5 a raw cutin extract at a temperature comprised between 40 and 120 °C; b) at least one divalent or trivalent fatty acid metal salt, wherein the weight ratio, based on the dry content, of the modified cutin extract to the at least one divalent or trivalent fatty acid metal salt is from 10:1 to 1.1:1.

The present invention relates to a method for preparing an odorless modified cutin extract comprising: i) feeding a raw cutin extract having a dry content ranging from 30 to 95 wt% (% by weight) into a vented extruder; ii) carrying out a thermal treatment inside the vented extruder, wherein said thermal treatment is carried out at 5 atmospheric pressure or at a pressure higher than 100 Pa and lower than the atmospheric pressure, and at a temperature higher than 150 °C and lower than 210 °C.

The application discloses a molecular marker closely related to a rapeseed leaf waxiness character and application thereof, wherein the nucleotide sequence of the molecular marker WAX1097-1300 is shown as SEQ ID NO. 3 or SEQ ID NO. 4, the nucleotide sequences of the primer pair of the molecular marker are shown as SEQ ID NO. 1 and SEQ ID NO. 2, and in breeding, only the material with 205bp single band is reserved as a homozygous wax powder material, only the material with 212bp single band is reserved as a homozygous non-wax powder material, and the material with both 205bp and 212bp bands is reserved as a heterozygous non-wax powder material, so that the efficiency and accuracy of the next round of selection can be improved, the workload of screening and identification in the later stage is reduced, and the breeding process is accelerated.

The invention discloses a leaf and branch compost cutinase link and application thereof, and belongs to the technical field of enzyme molecule construction. The leaf-branch compost cutinase kink is obtained by adjusting the connection sequence of fragments in leaf-branch compost cutinase, and comprises a fragment II, a connecting peptide fragment I, a fragment I, a connecting peptide fragment II and a fragment III which are connected in sequence from the N end to the C end; wherein the fragment I, the fragment II and the fragment III respectively correspond to 37th to 79th amino acids, 81st to 143rd amino acids and 150th to 293rd amino acids or homologous sequences thereof of the leaf branch compost cutinase. According to the method, protein topology engineering and an artificial intelligence assisted protein design technology are organically combined, knot topology transformation is performed on the leaf branch compost cutinase, sequence optimization is performed on a connecting peptide fragment of the knot, and the leaf branch compost cutinase knot with good biological activity is obtained; the expression quantity and the stability of the leaf and branch compost cutinase kink are improved, the problem of kinetic barriers existing in protein kink combination is solved, and the method has important application value.

The utility model discloses silver ion antibacterial bath towel cloth, which relates to the technical field of toiletries, and comprises a main body and a cleaning piece, the main body is arranged on the cleaning piece, the cleaning piece is used for coating disinfectant on the main body, the main body comprises a base layer, two contact layers and two buffer layers, the two buffer layers are respectively sewn on two sides of the base layer, and the two contact layers are arranged on the base layer. The contact layer is sewn on the end face, away from the base layer, of the buffer layer, the base layer is made of silver-plated fabric, the contact layer is used for physically removing cutin, the buffer layer is used for improving the water absorption of the bath towel cloth, silver ions have bacteriostatic and antibacterial effects, a twisted edge used for enhancing structural stability is sewn on the edge of the body, and the twisted edge at the upper end of the body is fixedly connected with a plurality of hanging ropes. The cleaning part comprises a cleaning box and a pulling plate, the pulling plate penetrates through the cleaning box in a sliding mode, the end face of the pulling plate is fixedly connected with a plurality of hooks matched with the hanging ropes, and the problems that existing bath towel cloth lacks the antibacterial function, and bacteria and molds are prone to breeding and even peculiar smell is generated after long-term use are solved.

The invention relates to the technical field of skin care compositions, in particular to a ginsenoside composition gel soap liquid capable of doubly residing on skin. The composition does not contain a surfactant and a foaming agent, takes a panaxoside composition in a specific proportion as a core active component, and cooperates with a licorice extract, hyaluronic acid, a rapeseed extract, a bearberry leaf extract and a willow bark extract to form a stable gel system. The composition replaces traditional surfactants and foaming agents, solves the problems that traditional components damage skin barriers and cannot stay for a long time, has dual functions of deep cleaning and skin care, and has two characteristics of cleaning type non-staying products and cream type staying products at the same time. Experiments prove that the composition has excellent effects of resisting oxidation, whitening, deodorizing and removing cutin scales, is high in safety, does not contain harmful ingredients such as hormones and antibiotics, and can stay on the skin for a long time to play a continuous role.

The invention belongs to the technical field of agricultural biology, and relates to application of glycerol acyltransferase with an amino acid sequence as shown in SEQ ID NO: 1 to improvement of salt tolerance of plants, and the glycerol acyltransferase is of great significance to creation of salt-tolerant plant germplasm resources and cultivation of salt-tolerant rice varieties.

1. Name of the design product: Foot file (simple). 2. Use of the design product: This design product is a foot file used to grind off dead skin, calluses, and cutin on the feet. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Stereogram.

The invention provides a salicylic acid-coated oil-control acne-removal composition and a preparation method thereof, and belongs to the field of cosmetic compositions. The preservative comprises the following components: salicylic acid, macadamia oil, salvia oil, a wrapping wall material, sodium dihydrogen phosphate and sodium hydroxide. The salicylic acid and the skin care essential oil are wrapped and microencapsulated by adopting the composite wall material, and the porous structure of the wall material can delay the release speed of the salicylic acid; in addition, the fat-soluble core material (containing macadamia oil) is combined with the hydrophilic wall material, so that salicylic acid can penetrate through an epidermis grease layer to directly reach hair follicles, and the cutin barrier cannot be damaged due to excessive permeation; finally, the effects of prolonging the action time and reducing stimulation are achieved.

KERATINOUS MATERIAL TREATMENT COMPOSITION The present invention relates to a composition, preferably for treating keratinous material, comprising: a) at least one active ingredient selected from peptides, vitex agnus-castus extract, and mixtures thereof, b) at least two nonionic surfactants, and c) at least one nonionic polymer. Figure for the abstract: none

The invention belongs to the technical field of degradation of waste textiles, and relates to a method for improving enzymolysis efficiency of polyester through pretreatment of an alkaline eutectic solvent, which comprises the following steps: mixing a hydrogen bond donor and a hydrogen bond acceptor, heating and stirring until the mixture is clear and transparent to obtain the eutectic solvent; the preparation method comprises the following steps: soaking terylene in a deep eutectic solvent, separating out terylene, and washing with ethanol and deionized water until the pH is neutral, so as to obtain pretreated terylene; cutinase is dissolved in a Tris-HCl buffer solution to obtain an enzymolysis solution, pretreated polyester is immersed for a reaction, and then inactivation is performed. The deep-eutectic solvent is adopted for promoting cutinase to conduct enzymolysis on the polyester, the deep-eutectic solvent has the advantages of being simple in preparation method, low in cost, biodegradable, recyclable and non-toxic, the crystallization degree of the polyester is reduced through the CHCl / EA deep-eutectic solvent, then enzymolysis is conducted, and the total product release amount of enzyme hydrolysis is increased by 5 times.

A method of treating a keratinous material growing on a body, the method comprising contacting the keratinous material with an ester compound, wherein the ester compound is the reaction product of reactants comprising one or more first reactants and one or more second reactants, wherein the or each first reactant is a polycarboxylic acid and the or each second reactant is a polyol.

The present invention relates to a method for preparing an odorless modified cutin extract comprising: i) feeding a raw cutin extract having a dry content ranging from 30 to 95 wt% (% by weight) into an apparatus; ii) carrying out a thermal treatment inside the apparatus, wherein said thermal treatment is carried out at a pressure higher than Pa and lower than the atmospheric pressure, and at a temperature higher than 120 °C and equal to or lower than 150 °C.

The present invention relates to a method for treating a textile comprising a polyester with low crystallinity by contacting the textile with a cutinase, as well as a textile produced by such method.

The present invention relates to a process for the preparation of a biopolymer obtained from the cutin contained in tomato skin and the applications thereof for the production of biomedical devices and products for personal hygiene.

The present invention relates to a dermatological composition for external application, containing, as an active ingredient, a complex ingredient comprising betulin, a ceramide, a soybean extract, and a green tea seed extract. The dermatological composition for external application has the effects of improving the skin barrier by activating keratinocyte proliferation, enhancing the moisture retention of the skin by reducing transepidermal water loss, and improving acne by inhibiting the lipase activity of Cutibacterium acnes.

The application discloses a cutinase mutant and application thereof to efficient degradation of PET. The amino acid sequence of the cutinase mutant is shown in SEQ ID NO. 2, and is obtained by replacing phenylalanine at the 239th amino acid in the amino acid sequence of a wild-type cutinase shown in SEQ ID NO. 1 with alanine. The cutinase mutant is expressed in E. coli, and compared with the wild-type enzyme, the activity of the mutant enzyme is increased in stability, the catalytic efficiency is improved, and the yield of a PET plastic (polyethylene terephthalate, PET) degradation product is increased by 42.6 times. The improved cutinase mutant improves the PET degradation efficiency, reduces the production cost, and is more suitable for industrial application.

The application discloses a method for hydrophilic modification of polyester by DES ultrasonic pretreatment combined with enzymes, and belongs to the technical field of surface modification. The polyester hydrophilic modification method is specifically as follows: after refining, polyester fabric is put into a DES solvent for ultrasonic treatment, and after the treatment, washing and drying are performed; the dried polyester fabric is put into a 5mmol / L Tris-Hcl buffer solution with pH 8, and Hic keratinase enzyme liquid is added for hydrolysis reaction; after the reaction, the reaction residue is inactivated, and the fabric is washed and dried; the hydrogen bond donor of the DES solvent is an alcohol or an amide monomer, and the hydrogen bond acceptor is one or two of choline chloride, betaine and dihydrocholine citrate; compared with a traditional chemical modification method, the method is environmentally friendly, has no pollution, has a small influence on mechanical properties, and is mild and efficient in modification effect.