44results about How to "Maintain vividness" patented technology

The invention discloses a preparation method of an organic silicon-modified polyurethane copolymer fabric softener. The method comprises the following steps: (a) carrying out a stirring reaction on polyether polyol, a hydroxyl-terminated polysiloxane linear body and diisocyanate for 2-3h at the temperature of 75-85 DEG C under the action of a tin catalyst, so as to obtain an isocyanate-terminated organic silicone-modified polyurethane prepolymer; (b) adding a small molecular amine chain extender into the organic silicone-modified polyurethane prepolymer, and carrying out a stirring reaction for 1-2h at the temperature of 50-60 DEG C, so as to obtain an organic silicon-modified polyurethane copolymer; (c) evenly mixing the organic silicon-modified polyurethane copolymer obtained in the step (b) with an emulsifying agent at the temperature of 50-70 DEG C, and slowly adding deionized water into the mixture for emulsifying, so as to obtain the organic silicon-modified polyurethane copolymer fabric softener. The softener prepared by the method is good in stability, endows fabric with excellent softnesss, smoothness and hydrophilic property, has excellent yellowing resistance, and can maintain the brightness of the light-colored fabrics and the whiteness of the white fabrics.

The invention discloses a dyeing and finishing process of polyester and cotton blended fiber fabric. The process comprises pretreatment, presetting, modification treatment, dyeing, mordant removal, soaping, color fixing, after finishing, drying, sizing, calendaring and rolling. Snailase and alpha-amylase are adopted for pretreatment, modification treatment is adopted before dyeing, the polyester and cotton blended fabric is modified fundamentally, and the dye-uptake of the fabric is increased; in the dyeing procedure, fewer alkaline substances and inorganic salt are used, a dye leveler, substitution alkali, a migration inhibitor and a diffusant are added, the dye leveling performance is improved, natural dye is used, environmental pollution is avoided, and the environment-friendly requirement is met; self-cleaning treatment is added during aftertreatment, and the self-cleaning capacity, the crease-resistant performance, the wash durability and color fastness are improved; silk fibroin and sericin are adopted for afterfinish, and the anti-pilling performance and the antistatic performance of the fabric are provided; the whole process is environment-friendly and pollution-free.

The invention provides a digital printing process for a real silk fabric. The digital printing process comprises the following procedures: real silk fabric preparation; low-temperature plasma processing; pretreatment liquid padding; drying; inkjet printing; drying; dry heat fixation; cold water flushing; warm temperature washing; soaping; warm water cleaning; and drying, wherein pretreatment liquid in the pretreatment liquid padding contains the following components by contents: 5g/L-10g/L of sodium alginate, 30g/L-50g/L of baking soda, 30g/L-50g/L of urea and 5g/L-15g/L of a defoaming agent. By virtue of the digital printing process, the tinctorial yield of the digital printing of a silkworm silk fabric is increased, the color depth of the digital printing on a textile is increased, and the chromatic aberration with an electronic pattern is reduced; and furthermore, the color fastness is high, and multiple experiments prove that the fabric does not fade or lose color even at relatively hostile experimental environments.

The invention relates to a natural film coating agent applied to food and healthcare products. The natural film coating agent comprises the following raw materials in parts by weight: 40-67 parts of cellulose ether derivatives, 3-32 parts of seaweed polysaccharides, 1-10 parts of natural pigments, 2-25 parts of micromolecular sugar alcohol and 4-15 parts of lecithin. According to the coating agent, natural plant materials are adopted, pollution of heavy metal lead and arsenic is very low and cannot directly influence the coating agent, and the actually measured heavy metal lead and arsenic content also meets the regulations and standards of food additives; the coating agent does not contain chemical synthesized materials and is free from harmful compounds and monomer residues, so that the requirements of the food and the healthcare products on the safety are fully met; main ingredients in the natural coating agent can be dissolved in water, so that an organic solvent does not need to be used in a coating process and the production cost is greatly saved; a water solution is used for performing a coating process, so that coated drugs do not contain organic solvent residues and the safety of the drugs is improved.

The invention relates to a method for cleaning a curtain. The method for cleaning a pure polyester fabric curtain is characterized in that the drum capacity of a washing machine is 25-60 kg, and the method sequentially comprises the following steps: main washing, primary uniform distribution, primary dehydration, primary rinsing, secondary uniform distribution, secondary dehydration, secondary rinsing, tertiary uniform distribution, dehydration drying and dryer drying; and a laundry detergent and a finishing agent used in the method do not contain phosphorus or fluorescent agents. The method for cleaning the pure polyester fabric curtain has the advantage of good stain removal effect and no damages to the curtain.

The invention relates to a water-soluble nano bright grease, belonging to the technical field of preparing auxiliary paintings. The invention is characterized by that: purified softened water is adopted to replace kerosene solvent and organic solvent, ammonia water, sodium hydroxide and stearic acid are used to react with the purified softened water with a certain temperature to generate a sodium amide soap with strong emulsifying ability, paraffin and ozocerite which are solutions in high temperature are emulsified to nano particles, the sodium amide soap reacts with it self to form nano polyamide resin, the temperature drops to normal temperature, so as to obtain the water-soluble nano bright grease. The water-soluble nano bright grease can be used to fill in the nano holes of a high-molecular material to get characteristics of smooth appearance, abrasion resistance, chemical corrosion resistance and good moisture resistance, and prolong the service life of the protective paint, with the advantages of simple productive technology, non-poisonous to smell, safe and reliable usage, wide scope of application and no pollution during the using process. The water-soluble nano bright grease solves the problems that using kerosene solvent and organic solvent in the production of bright grease in prior art is easy on the environment pollution, and the raw materials of the production are so insufficient.

The invention discloses a laundry liquid containing kiwifruit enzyme and plant extract and a preparation method of the laundry liquid. The laundry liquid comprises the following components by weight: 8-12% of kiwifruit enzyme, 16-22% of plant extract, 8-10% of alkyl glycoside, 0.5-1% of disodium ethylenediamine tetraacetate, 1-1.5% of hydroxyethyl cellulose, 0.2-0.3% of spice, 2-3% of sodium chloride, 1-2% of ginger juice, 0.5-1% of artemisia vulgaris liquid and the balance of purified water, wherein the plant extract is a mixture composed of sapindus mukorossi extract and gleditsia sinensis extract at a weight ratio of (5-6):(3-5). The laundry liquid containing kiwifruit enzyme and plant extract proposed by the invention is natural and free of phosphorus, fluorescent agent and bleaching agent, and has advantages of being efficient in decontamination, natural and antibacterial, safe, environmentally friendly, promoting skin wound healing, and being mild and non-irritating to skin and the like.

The present invention discloses a green efficient ecological printing and dyeing method. The method comprises the following steps of 1) preparing original cloth; 2) (1) performing fabric singeing, (2)performing fabric desizing, (3) performing fabric scouring and (4) performing fabric bleaching; 3) preparing a dye; 4) performing dyeing; 5) performing cleaning; and 6) performing drying. The invention belongs to the technical field of printing and dyeing, and particularly provides the green efficient ecological printing and dyeing method which keeps the color brilliance, does not damage and injure a fabric and the human body, and avoids the environmental pollution and damage by more environment-friendly dye preparation and printing and dyeing methods.

The invention discloses a moisture-regain-resistant drawing pigment in the technical field of pigments. The pigment is prepared from the following raw material components in parts by weight: 50-60 parts of acrylic emulsion, 5-10 parts of diatomite, 5-10 parts of talcum powder, 8-12 parts of toner, 5-10 parts of vegetable gum, 5-8 parts of thickener, 5-8 parts of humectant, 0.3-0.5 part of dispersing agent, 3-8 parts of film-forming agent, 0.03-0.06 part of preservative and 10-15 parts of water. The moisture-regain-resistant drawing pigment of the invention can absorb moisture in the air, so that the moisture regain resistance of the pigment is improved, and the fading time of the pigment is prolonged.

The invention relates to a curtain cleaning method, in particular to a cleaning method for a curtain made of an adhesive material. The drum capacity of a washing machine is 25-60 kilograms. The cleaning method successively comprises the following steps: main washing, primary cloth uniformizing, primary dehydrating, primary rinsing, secondary cloth uniformizing, secondary dewatering, secondary rinsing, ternary cloth uniformizing, dewatering and spin-drying, fabric spreading and air-drying. A laundry detergent and a conditioning agent do not contain phosphorus or a fluorescent agent. The cleaning method for the curtain made of the adhesive material has the advantages of good dirt removal effect and zero damage to the curtain.

The invention relates to an aluminum plate for thermal transfer printing. The aluminum plate comprises a base-layer aluminum plate, wherein a colored pattern layer is coated on the upper surface of the base-layer aluminum plate; the colored pattern layer comprises a bottom layer, a middle layer and a surface layer; and the bottom layer is coated on the base-layer aluminum plate. According to the aluminum plate provided by the invention, the upper surface or two surfaces of the base-layer aluminum plate are coated with the colored pattern layers and each colored pattern layer comprises the bottom layer, the middle layer and the surface layer; and the bottom layer is coated with colored primer and the surface layer is coated with transparent paint, so that the problems caused in a thermal transfer printing process can be completely solved and thermal transfer printing pattern operation is sufficiently carried out; and the image effect and the fullness and brightness of colors are ensuredand the cost is low.