227results about How to "Good color fixing effect" patented technology

The technology of transfering printing for natural fabric, involves the follow working procedure: first, coat the surface of the web; secondly, printing on the surface of the web, finally, marinate the crude fabric to make the dye dissociate out of the paper and transfer to infiltrate crude fabric. Variegation and fastness ability of the natural fabric is great due to using water-solubility active dye and every firm target is advanced by 1-1.5 level. In short, this working procedure can make the images clearer and various transition.

Disclosed is a method for tobacco slice cigarette paper coloring with Millard reaction. The method comprises the following steps: (1) tobacco patches or stems are put into hot water with temperatures from 40 degrees to 70 degrees and extracted for 20 minutes-40 minutes, and extract liquor is obtained. (2) The extracted tobacco patches or the stems are put into the hot water with 1 to 3 times total weight of the tobacco patches or the stems after being shoved initially by a shoving machine. The temperature of the hot water is controlled at 45 DEG C +/- 5 DEG C. The tobacco patches or the stems are extracted for 20 minutes. The tobacco patches or the stems are pulped from 25 degrees SR to 40 degrees SR by the pulping machine after the tobacco patches or the stems are shoved, thus tobacco syrup is obtained. (3) Additional fibers are pulped by the pulping machine to 40 degrees SR to 75 degrees SR. Cigarette paper is mixtured by mixturing the additional fibers and the tobacco syrup. (4) Extracted liquors are concentrated after the extracted liquors are combined. Sylvite, compound Millard reaction liquid and spices are added to the concentrated extracted liquors and made into coating liquid. The coating liquid is coated on the cigarette paper with the way of coating. (5) The coated cigarette paper is put under temperature condition of from 70 DEG C to 130 DEG C to conduct the Millard reaction.

A color fixating agent without formaldehyde is prepared from diethylenetriamine (AE) and epoxy chloropropane (EP) through adding water and AE to reactor, stirring, dropping EP at temp lower than 50 deg.C, heating to 55-65 deg.C, holding the temp for 0.5-2 hr, heating to 75-90 deg.C, holding the temp for 20-40 min while reacting, measuring viscosity and cooling.

The invention relates to the dye printing technology of cotton fiber and blend fabric, in particular to a dye printing processing method of cotton fiber and blend fabric. A double blade coating machine is adopted, the dyeing and the printing are simultaneously realized on one machine; invention comprises the following steps: firstly, the pad dyeing is performed to the textile in colored or colorless padding dye liquor, the padding liquor comprises the following components according to the weight percentage: penetrating agent organosilicon fluroxene poly occupies 0 to 2 percent, branched chain aliphatic condensed alcohol ethylene oxide occupies 1 to 2 percent, softening agent organosilicon occupies 0 to 2 percent, modified 2D resin occupies 0 to 8 percent, water is quantified to 100 percent; secondly, the single side dyeing and drying of the textile is performed through a first blade, thirdly, color pastes which have more than two colors and can not be mixed and dissolved are scraped to the textile and the textile is dried. The invention cause two styles of synthesis dyeing and printing of textile can be completed on single coating equipment, the process is simple, and no waste water is discharged.

The invention refers to a kind of compound lyosol fixing arrangement agent, a synthesizing method and the usage. The arrangement agent is made up of following products: (1) the silicon sol is made up of gamma-glycidol ether oxygen propyl trimethoxy-silane, water and hydrochloric acid, whose mol proportion is: 1:5-100:1í‡10 -5-1í‡10 -1; (2) the titanium sol is made up of titanic acid butyl ester, water and hydrochloric acid whose proportion is 1:0.1-10:10-200: 1í‡10 -4-1í‡10 -1; (3) the product is produced by mixing above mentioned silicon sol and titanium sol, the mol proportion of silicon and titanium is 1:0.05-1.0. The arrangement agent may form a mesh particle film on the surface of the fiber, realizes the color fixing aim.

The invention discloses a biodegradable film packaging material and a preparation method thereof. The biodegradable film packaging material is prepared from the following components in parts by weight: 45-66 parts of polylactic acid, 20-30 parts of starch, 10-18 parts of polyvinyl alcohol, 8-10 parts of lignin, 0.5-2 parts of sodium humate, 0.5-1 part of poly(ethylene imine) and 4-6 parts of glutaraldehyde. The biodegradable film packaging material prepared by using the method disclosed by the invention is favorable in crystallinity, mechanical strength and elongation at break, free of special treatment on the surface, good in film surface tension and capable of favorably bonding ink and the film packaging material.

The invention relates to a textile printing and dyeing pigment color fixing agent and a preparation method thereof. The textile printing and dyeing pigment color fixing agent mainly comprises acrylic ester, epichlorohydrin, organic siloxane, 2.2-azodi(2-methopropoxy acid)polyvinyl polypyrrolidone, dicyandiamide and deionized. The textile printing and dyeing pigment color fixing agent has a good color fixing effect on textiles which are dyed by pigments and small influences on textile colored lights, free formaldehyde is not generated in a synthetic process, and the textile printing and dyeing pigment color fixing agent belongs to an environment-friendly color fixing agent.

The present invention belongs to the field of chemical technology and is a kind of sol-gel color fixing method. Reagent capable of producing chemical combination with fabric fiber is selected as material for sol finishing liquid to finish fabric at 100-180 deg.C. Thn and transparent complicated network film is formed on the inner and outer surface of fiber to fix the dye on the fabric and to raise the color fastness of fabric.

The invention relates to an acidic dye-fixing agent and a preparation method thereof. The dye-fixing agent is a condensation product prepared through the condensation polymerization reactions among bisphenol S, sodium phenolsulfonate, and formaldehyde in the presence of a catalyst. The obtained acidic dye-fixing agent has the advantages of good dye-fixing effect, simple preparation technology, easily-available raw materials, and low cost.

The invention discloses a jean fabric color fixing agent, which is prepared from the following raw materials in parts by weight: 10-20 parts of a high efficiency penetrating agent, 5-10 parts of octadecyl dimethyl amine, 10-15 parts of epoxy chloropropane, 8-10 parts of organic siloxane, 5-8 parts of triethylene tetramine, 100-200 parts of distilled water and 4-6 parts of an emulsifier. The jean fabric color fixing agent is good in color fixing performance and color fixing effect, and meets the environmental protection requirement.

The present invention relates to a preparation method of formaldehyde-free dye-fixing agent. Said method includes the following steps: (1), adding (by weight portion) 40-50 portions of ethyl acrylate, 1-2 portions of acrylic acid and 60-65 portions of sodium metabisulfite into a reaction still, stirring and uniformly mixing them, heating to 65 plus or minus 2 deg.C, heat-insulating and making reaction for 2 hr plus or minus 0.5 hr; (2), drop-adding 80-85 portions of di-ethylene triamine and controlling temperature below 70 deg.C; (3), adding proper quantity of water, after 10 min, drop-adding 70-75 portions of epichlorohydrin and controlling temperature below 70 deg.C so as to produce transparent or light yellow color, cooling; and (4), cooling to room temperature, adding concentrated hydrochloric acid to regulate pH value and make it be 6-7, regulating solid content so as to obtain the invented finished product.

The invention relates to a method for improving the color fastness of a photochromic fabric. The method comprises the following steps: (1), at the room temperature, mixing tetraethoxysilane and glutamic-pyruvic transamine with ethyl alcohol, stirring until uniform mixing, then dripping hydrochloric acid drop by drop under stirring, and stirring unceasingly for 5 hours so as to obtain a finishing liquor; (2), at the room temperature, carrying out two times of soaking and two times of rolling to the photochromic fabric in the finishing liquor, then drying, and finally baking the photochromic fabric. The method provided by the invention has the advantages that the color fixing is convenient, the consumed time is short, the cost is low, pollutions to the environment are small, and the effect in improving the color fastness of the photochromic fabric is obvious; an agent capable of being in reaction with and combined with textile fiber is selected as a raw material to prepare a colloidal sol finishing liquor, when finishing is performed on the photochromic fabric, overhigh temperature is not required, not only can the effect of improving the color fastness of the photochromic fabric be improved, but also damage to fabrics can be prevented.

The invention provides silk fibroin based antibacterial nano-fibers. The silk fibroin based antibacterial nano-fibers are prepared from the following components in parts by weight: 100 to 150 parts ofsilk fibroin, 4 to 8 parts of titanium dioxide, 20 to 30 parts of chitosan, 10 to 15 parts of nano copper oxide and 10 to 15 parts of polyethylene oxide. The invention further provides a preparationmethod of the silk fibroin based antibacterial nano-fibers; the silk fibroin based antibacterial nano-fibers, prepared by the preparation method, have good biocompatibility, anti-sticking performance,good antibacterial effect and excellent color fixing effect.

The invention relates to a fixing agent and a preparing method thereof, in particular to a polyquaternium cationic formaldehyde-free fixing agent used for dyeing superfine fiber synthetic leather and a preparing method thereof. According to the fixing agent, quaternary ammonium branches are grafted on a molecular chain of a polymeric polyamine condensation compound to form a comb-shaped polymer in which quaternary ammonium and tertiary amine cations coexist. The fixing agent can effectively improve wet friction color fastness and dry-rubbing-resisting color fastness of the dyed superfine fiber synthetic leather and has a good fixing effect on the superfine fiber synthetic leather, and the preparation method of the fixing agent is simple and low in cost and has high industrial application value.

The invention discloses an ultralow-twist velvet cotton fabric. A weaving and dyeing process of the ultralow-twist velvet cotton fabric comprises performing compact and siro spinning on a yarn A composed of 50-100% of long-staple cotton and 0-50% of combed cotton, and a yarn B composed of 0-50% of long-staple cotton and 50-100% of combed cotton to obtain a pure cotton ultralow-twist yarn with a degree of twist of 0-30 twist per inch; weaving the pure cotton ultralow-twist yarn solely or with other yarns into ultralow-twist velvet cotton raw fabric; performing dyeing, aftertreatment, fixation,softening and shaping processes on the ultralow-twist velvet cotton raw fabric to obtain the ultralow-twist velvet cotton fabric. The invention also provides a preparation process of the ultralow-twist velvet cotton fabric. The prepared ultralow-twist velvet cotton fabric achieves the excellent properties of good overall fluffy touch feeling, soft and dry hand feeling, rapid drying after absorbingwater during washing and fabric twist and twilling reduction, and is less prone to losing color, thereby meeting the demands of people on high-grade fabrics.

The invention discloses a dyeing process of red vegetable dyes. The process comprises the following steps: a, treating safflower cakes by an acidic solution, so as to obtain a filter residue A; b, rinsing and filtering the filter residue A by an alkaline solution, so as to obtain a dyeing liquor; c, making a dye C1; d, mixing the dye C1 and a dye C2, so as to obtain a dye D; e, mixing the dye D and a weakly alkaline aqueous solution, so as to obtain a dyeing liquor E1 and a dyeing liquor E2; f, respectively pretreating the heated dyeing liquors (E1 and E2), so as to obtain the dyeing liquors (F1 and F2); g, pretreating a silk fabric, so as to obtain a product G; h, adding the product G into the dyeing liquor F1 for dyeing, so as to obtain a product H; i, adding the product H into the dyeing liquor E2 for dyeing, so as to obtain a product I; j, treating the product I, so as to obtain a finished product J. The dyeing process disclosed by the invention has the characteristics of low production cost, good coloring effect, high color fastness, convenience in large-scale production, and capacities of improving the extraction rate of haematochrome and the impurity removal rate and facilitating safflower storage.

The invention relates to a paper and especially relates to a transfer coating ink-jet printing high-gloss photographic paper. The paper comprises a surface coating, a base coating, a raw paper layer and a back coating. The surface coating is an ink absorption water-resistant gloss coating. The base coating is an ink absorption fixation coating. The back coating is a water-resistant coating for balancing two surface tensions of a photographic paper. The base coating comprises light calcium carbonate, a sodium polycarboxylate dispersant, a polyvinyl acetate emulsion adhesive, a polyvinyl alcohol glue solution and a fixer. The surface coating comprises aqueous silica sol and a polyvinyl alcohol glue solution. The back coating comprises polyvinyl alcohol. The photographic paper surface is a high-gloss mirror surface, images obtained by color ink-jet printing have plump colors and realizes real restoration and ink absorption and fixing performances are good.

The invention relates to a salt-free dyeing method of cationic ion modified cotton fabric. The method includes: soaking cellulose fiber fabric in treatment liquid, baking, washing with water, drying,putting modified cellulose fiber fabric into a dyeing vat, adding a polyamine color fixator for color fixation, washing with water, soaping, washing with water, and drying. By the method, the cationicion modified cotton fabric is high in leveling performance, free of darkening of color light and high in color fastness, especially high in wet friction fastness in the process of active dye salt-free dyeing.

The invention relates to the technical field of fruit bag paper, and particularly relates to a water-based black paint for fruit bag paper and a preparation method of the water-based black paint. The water-based black paint is prepared from the following components in percentages by weight: 20-23% of carbon black, 25-30% of kaolin, 29-43.5% of deionized water, 4-5% of carboxylic butadiene-styrene latex, 3-5% of waterborne acrylic resin, 0.5-1% of polyethylene glycol and 4-7% of propanediol butyl ether. The paint coats single-color paper of the fruit bag paper, is capable of replacing a traditional fruit bag paper manufacturing technology, which adopts a cylinder mould machine for internal drying, is high in wastewater discharge, low in vehicle speed, high in energy consumption and high in pollution, and has the characteristics of being free of wastewater discharge, high in carbon black utilization rate, low in pollution, safe and environmentally friendly; and the obtained fruit bag paper is good in fixing property, colorfast, good in breathability and low in price, and has potential market value.

The invention relates to silky moisturizing matte lip glaze. The silky moisturizing matte lip glaze is prepared from the following components in parts by weight: 0.5 to 2 parts of an emulsifier, 4 to10 parts of a film forming agent, 70 to 85 parts of an emollient, 3 to 5 parts of a skin conditioner and 4 to 8 parts of a coloring agent. According to the silky moisturizing matte lip glaze, a noveltechnology is adopted to perfectly combine polyperfluoromethyl isopropyl ether and a polydimethylsiloxane/vinyl polydimethylsiloxane cross-linked polymer, so that the silky moisturizing matte lip glaze has a matte and silky velvet effect of common velvet lip glaze and also has a color fixing effect of non-stick cup lip gloss. When the lip glaze is used, the polyperfluoromethyl isopropyl ether andthe polydimethylsiloxane/vinyl polydimethylsiloxane cross-linked polymer in the film forming agent can rapidly form a protection film on the surface of a lip part and have a protection effect; the silky moisturizing matte lip glaze has the advantages of uneasiness of makeup removal and excellent color fixing effect; and after the lip glaze is used, the lip part is not tight and does not peel off,and the lip part is matte and is not dry.

The invention discloses a modified amino organic fluorosilicone oil emulsion color-deepening finishing agent. The color-deepening finishing agent is characterized by being prepared from, by mass, 50%-95% of octamethylcyclotetrasiloxane, 1%-30% of 1,3,5-trimethyltris-1,5-(3,3-trifluoropropyl)-cyclotrisiloxane, 1%-20% of N-(beta-aminoethyl)-gamma-aminopropyl methyl dimethoxy silicane, 0.01%-0.1% of an end capping agent, 0.01%-0.1% of a high-alkalinity catalyst, 0.1%-2% of an emulsifying agent and the balance deionized water. The modified amino organic fluorosilicone oil emulsion color-deepening finishing agent has the following structural formula (please see the formula in the description), wherein X ranges from 10 to 100, Y ranges from 80 to 1,000, Z ranges from 7 to 70, and X, Y and Z are all integers. A preparation method has the advantages that the raw materials are easy to obtain, and operation is convenient. The color-deepening finishing agent prepared through the method is used for finishing a real silk fabric, the finished real silk fabric has the excellent color fixing property and washing resistance, the reflected light amount on the fiber surface is decreased, and the color-deepening effect is obvious.

The invention relates to a scouring-bleaching and active dye dyeing one-bath process technology for cotton woven fabric. Compared with conditions of conventional dyeing technology, the dye uptake of the disclosed technology is same, and a dyed finished product processed by using the disclosed technology has the fixation rate, the capillary effect, the tearing strength, the dry friction fastness, the dyeing reappearance and the like all according to basic requirements of a conventional dyeing method, and compared with a conventional dyeing technology, the disclosed technology has the advantages of time saving, energy saving, water saving, high production efficiency, light sewage processing burden and the like.