35 results about "Textile finisher" patented technology

The invention provides a weaving finishing agent with the functions of emitting far infrared ray, generating air negative ion, resisting bacterium and retaining moisture, which has positive roles to human body health, belonging to the functional textile technology field. The invention further provides the socks applying the weaving finishing agent, which achieves the functions of warming, killing and resisting bacterium, retaining skin moisture, preventing skin seasoning check, promoting blood circulation, promoting metabolism and alleviating fatigue and ache.

The invention belongs to the filed of fine chemicals and preparation technology thereof, more particularly relates to a cationoid aqueous perfluorinated polyurethane textile finishing agent and a preparation method thereof. The invention aims at overcoming the problems in the prior art that product stability is poor, the combination between the product and fiber textile with negative charge is poorer and the washability of the textile is poorer, simultaneously overcoming the problem of environment pollution existing in the preparation technology. The aim of the invention is realized as follows: the cationoid aqueous perfluorinated polyurethane textile finishing agent is prepared by the following method which sequentially comprises the following steps of: (1) preparing a tertiary amine type polyurethane prepolymer containing hydrophilic group; (2) preparing perfluorinated alkyl end capping polyurethane; and (3) preparing perfluorinated alkyl end capping quaternary ammonium salt type cation aqueous polyurethane. The invention has the advantages of good water proof property, good stability, good hydrophobic and oleophobic property and environment-friendly and simple and convenient preparation technology.

Production of 2-octyl-3,4-di(7-isocyanate caprylic)-1-hexyl cyclohexane and fatty isocyanate containing it is carried out by hydrogenation catalyzing for dimmer acid between room temperature to 280 deg. C, dewatering for generated saturated dimmer acid, reacting with sulfurous chloride, reacting dimeric acid acyl bromide with sodium azide to generate dimeric acid azide, isomerization decomposing to convert into final product. It can be used to produce polyurethane varnish, elastomer, adhesive, spinning finishing agent and rocket impeller.

The method for preparing water soluble sericin with different molecular weights by using cocoon as raw material includes the following steps: soaking cleaned cocoon crust and waste silk in water or alkalescency solution, regulating pH value of said solution to 8-12 and making high-temp. high-pressure degrading treatment, regulating temp. or pressure, treatment time and pH value of boiling solution and controlling requirement molecular weight of water soluble sericin so as to prepare water soluble sericin solution or powder. The product can be extensively used in the fields of biological material, textile finishing agent.

The invention provides a type of aliphatic diisocyanate with a novel chemical structure, which is C21-36 aliphatic diisocyanate, has the same excellent performance with other traditional aliphatic isocyanates, and is used for preparing polyurethane varnish, coating, elastomer, adhesive, textile finishing agent, rocket propellant and the like. The invention also provides a preparation method of this type of substance, which comprises the following steps that: (a) unsaturated dicarboxylic acid with a special structure or the ester solution thereof are catalyzed and hydrogenised to prepare saturated diacid; (b) the saturated diacid is dissolved into inert solvent and added with chloride agent to react and prepare binary acid chloride; (c) sodium azide is added in to react and prepare the corresponding azide; and (d) the azide is isomerized and decomposed to prepare an aliphatic diisocyanate crude product. The method is characterized by lower condition requirements, safety, environmental-friendliness, fewer side effects, high yield and easy wide popularization in industry.

The invention relates to the field of preservation of textile relics, and discloses a method for preparing a bacteriostatic textile finishing agent from an ursolic acid extract. A dual-phase extraction method and a microwave-assisted extraction method are combined to be used for shortening the extracting time and improving the extraction efficiency. A mixed solution of a (NH4)2SO4 solution and ethyl alcohol is used as an extracting agent, the viscosity is easily reduced, the diffusivity and the solubility of the liquid are improved, and therefore, the content of extracted ursolic acid is increased. The ursolic acid and nanometer zinc oxide are used as a bacteriostatic agent, and the antibacterial activity of a textile is improved; by adding 3 (trimethoxy silane) propyl dimethyl octadecyl ammonium chloride and 3-imino-N-nitrided acetamidocyclic buty amide in the preparation process of the textile finishing agent, the finishing agent can be chemically bonded with cellulosic fibers and can be polycondensated to form a film, and the antibiotic constituents of the finishing agent have the washability.

The invention relates to a compound shown in formula Ia or Ib, wherein one of p and q is equal to 0, and the other one of p and q is equal to 1; m and y are respectively equal to integers from 0 to 12 independently, and the sum of m and y is equal to 12; and n and x are respectively equal to integers from 0 to 12 independently, and the sum of n and x is equal to 12. The invention also relates to a preparation method of the compound shown in formula Ia or Ib and application of the compound shown in formula Ia or Ib as a component for producing polyurethane lacquer, paint, elastomers, adhesives, textile finishing agents or rocket propellants.

The invention discloses functional fabric and a preparation process thereof, relates to textile processing, and aims at solving the problem that an antibacterial finishing agent and a collagen finishing agent are prone to instability in a padding process, so that the antibacterial effect of textiles is influenced and becomes poor. The technical scheme is as follows: the fabric is obtained by dipping gray fabric in a collagen finishing agent and an antibacterial finishing agent, wherein the collagen finishing agent comprises the following components in percentage by weight: 5-15% of hydrolytic gel, 10-20% of fibroin, 20-35% of glycine, 5-10% of hydroxyproline, 1-5% of fibroin and the balance of water. The mixed antibacterial finishing agent can form a film on the fabric in a padding process through dimethyl diallyl ammonium chloride, the fastness between the antibacterial finishing agent and the gray fabric and between the collagen finishing agent and the gray fabric is improved, the influence of other textile finishing agents on the antibacterial finishing agent in the padding process is reduced, and therefore, the antibacterial functional characteristic of the fabric is improved.

The invention discloses a laundering-resisting and flame-retarding synergist for textiles as well as a preparation method and application thereof. The flame-retarding synergist is prepared from the following substances in parts by mass: 40 to 60 parts of a polyurethane flame retardant, 3 to 10 parts of an emulsifier, 5 to 15 parts of an organic acid ester type flame retardant, 4 to 8 parts of ammonium dihydrogen phosphate and 80 parts of de-ionized water, wherein a structural general formula of the polyurethane flame retardant is shown as formula I, and a, b and c are arbitrary integers from 1to 4; R1 is a residue of diisocyanate; R2 is a residue of halogen-containing alcohol; R3 is a residue of polyol; R4 is a residue of methoxypolyethylene glycols; and R5 is a residue of an end cappingagent. The laundering-resisting and flame-retarding synergist for the textiles, provided by the invention, is mainly applied to functional finishing of the textiles and can be used for synergizing thelaundering resistance and the flame-retarding performance of a textile finishing agent; and the laundering-resisting and flame-retarding synergist has the advantages of cheap and easy-to-obtain raw materials, simple preparation technology and safety and environment protection. The formula I is shown in the description.

The invention relates to a graphene modified oxidized polyethlene wax emulsion and a preparing method thereof, and belongs to the technical field of chemical emulsion synthesis and textile processing.The graphene modified oxidized polyethlene wax emulsion is prepared from 0.1-50% of graphene, 0.1-50% of an emulsifier, 0.1-50% of oxidized polyethlene wax, 0.1-50% of a co-emulsifier, 30-99% of water and 0.01-2% of a neutralizer. The preparing method comprises the following steps of adding the graphene, the emulsifier, the oxidized polyethlene wax, the co-emulsifier, the water and the neutralizer into a high-pressure emulsification kettle; under the protection of nitrogen, conducting stirring, and gradually raising the temperature to 10-130 DEG C; carrying out an emulsification reaction, wherein the reaction continues for 20-280 min; taking out a sample, and cooling to 30-50 DEG C. According to the graphene modified oxidized polyethlene wax emulsion and the preparing method thereof, theperformance of the graphene and the performance of the oxidized polyethlene wax emulsion complement each other, a textile finishing agent with stable properties and application processes is obtained and directly used as a textile processing auxiliary, and the purposes of avoiding environmental pollution caused by solvents and improving various properties are achieved.

The invention relates to a graphene modified wax emulsion and a preparation method thereof, and belongs to the technical fields of chemical emulsion synthesis and textile processing. The graphene modified wax emulsion is prepared from the components in percentage by weight: 0.1-50% of graphene, 1-50% of an emulsifier, 1-50% of wax, 1-50% a co-emulsifier and 30-99% of water. The preparation methodcomprises the following steps: the graphene, the emulsifier, the wax, the co-emulsifier and the water are sequentially added into an emulsification kettle; nitrogen is input from a nitrogen guiding-inpipe, under protection of the nitrogen, a stirrer is started, and the mixture is stirred and gradually heated to 10-100 DEG C; an emulsification reaction is conducted for 10-240 minutes; a sample istaken out and cooled to 40 DEG C or below; and the particle size of the sample is measured, and the sample with the particle size being within 0.5-2 [mu]m is qualified, and discharged. The propertiesof the graphene and a wax emulsion are made to be complementary, thus a textile finishing agent with the stable performance and application process is obtained to be directly used as a textile processing assistant, and the purposes of avoiding pollution of solvents to the environment and improving various properties are achieved.

The invention relates to a graphene-modified maleic-anhydride polyethylene wax emulsion and a preparing method thereof, and belongs to the technical field of chemical emulsion synthesis and spinning processing. The graphene-modified maleic-anhydride polyethylene wax emulsion is prepared from 0.1%-50% of graphene, 0.1%-50% of an emulsifying agent, 0.1%-50% of maleic-anhydride polyethylene wax, 0.1%-50% of an auxiliary emulsifying agent, 30%-99% of water and 0.01%-2% of a neutralizing agent. The preparing method includes the following steps that the graphene, the emulsifying agent, the maleic-anhydride polyethylene wax, the auxiliary emulsifying agent, the water and the neutralizing agent are added into an emulsifying kettle; under production nitrogen, the mixture is stirred and heated to 10DEG C to 120 DEG C; an emulsion reaction is conducted for 20 minutes to 220 minutes; samples are taken out, and are cooled to 45 DEG C or below; discharging is conducted. According to the graphene-modified maleic-anhydride polyethylene wax emulsion and the preparing method thereof, the property of graphene and the property of the maleic-anhydride polyethylene wax emulsion are complementary, a spinning finishing agent with the stable property and application technology is obtained, and directly serves as a spinning processing aid, and the aims that pollution of a solvent to the environment isavoided, and various properties are improved are achieved.

The invention discloses a textile finishing agent. The textile finishing agent comprises components in parts by mass as follows: 2-8 parts of hexamethylene diisocyanate, 10-15 parts of polybutylene glyool adipate, 3-5 parts of silver nitrate, 20-30 parts of poly (butyl acrylate), 10-20 parts of a hydrophilic chain extender N-methyldiethanolamine, 2-5 parts of caprolactam and 9-15 parts of talcum powder. The textile finishing agent has multiple better functions of ultraviolet protection, flame retardance, antibacterium and the like.

The invention provides a preparation method and application of C23-38 cycloaliphatic diisocyanate. The method comprises the following steps: preparing unsaturated cycloaliphatic diacid or ester by using dehydrated ricinoleic acid or ester and a double-bond-containing fatty acid or ester as raw materials; preparing corresponding cyanogens through ammoniation dehydration; preparing corresponding saturated diamine by catalytic hydrogenation; and finally reacting with phosgene to prepare the corresponding cycloaliphatic diisocyanate. The acid or ester extracted from ricinus oil is used as a basic raw material, the production raw material is available, the cost is low, the configuration of the prepared cycloaliphatic diisocyanate is single, the side reaction is less, the molecular weight is between 300-500, the production difficulty is small, the preparation method is simple to operate, mild in condition, environment-friendly, safe in production, and in favor of industrial popularization application, and can be used for preparing polyurethane lacquer, coating, elastomer, adhesive, textile finishing agent and important component of rocket propellant.

The invention belongs to the field of textile finishing agents, and particularly relates to a textile antibacterial agent containing tea tree oil and prodigiosin and application thereof; antibacterialactive ingredients in the textile finishing agent comprises tea tree oil and prodigiosin, wherein the weight percentage of the tea tree oil in the textile finishing agent is 0.1 to 1% (m/v), and theweight percentage of the prodigiosin in the textile finishing agent is 0.1 to 3% (m/v). In addition, when the weight ratio of the tea tree oil to the prodigiosin in the textile finishing agent is 0.8%: 0.3%, both the antibacterial property and the antibacterial life can be achieved, and the textile finishing agent can be used as a preferred textile finishing agent.

The invention provides an organic silicon softening agent, a preparation method thereof and application of the organic silicon softening agent in dark fabric, and belongs to the technical field of textile finishing agents. The organic silicon softening agent provided by the invention is prepared from the following components in parts by weight: 100 parts of compound deepening crude oil, 10 to 50 parts of compound emulsifier, 0 to 100 parts of polyethylene glycol-polypropylene glycol compound, 1 to 2 parts of organic acid and 100 to 300 parts of deionized water. The organosilicon softener provided by the invention can reduce the refractive index of the surface of a fabric through after-treatment, achieves a darkening effect, enables the fabric to be soft in hand feeling, enables the hand feeling finishing and color darkening of the fabric to be carried out at the same time, is energy-saving and environment-friendly, saves dye, and reduces the cost.

The invention discloses a hydrophilic organosilicon finishing agent for cotton fabric and a preparation method thereof and relates to the technical field of textile auxiliaries. The organosilicon finishing agent is prepared from the following components of, by weight, 15%-25% of monochloro monomer, 5%-10% of dichloro monomer, 2.5%-5% of trichloro monomer, 0.5%-1% of cross-linking monomer, 5%-10% of environmentally friendly solvents, 2.5%-5% of mixed emulsifier, and the balance deionized water with the pH is equal to 4-4.5. The hydrophilic organosilicon finishing agent for the cotton fabric andthe preparation method thereof have the advantage that the textile finishing agent better in hydrophilic performance is provided.

The invention relates to a preparation method of a crease-resistant and anti-ultraviolet finishing agent, and belongs to the technical field of a textile finishing agent. In particular, the preparation method comprises the following steps: mixing acetylacetone, diisopropyl naphthalene sulfonic acid sodium salt, ethanol and water, and heating after mixing uniformly; adding silver surface mofified zinc oxide, polyethylene glycol terephthalate, dioctyl sebacate and methyl silicate into the mixed solution prepared by the step 2, and heating while stirring; adding trimethylolpropane, maleic anhydride, dihydroxy methyl acrylic acid, an anion finishing agent, a perfume finishing agent and a fixing agent into a high-speed stirring machine, mixing uniformly and performing ultrasonic treatment to remove bubbles; and adding the mixture with bubbles removed into the mixed solution which is stirred uniformly in the step 3, reacting and finally completing preparation. According to the product, the crease-resistant effect and the anti-ultraviolet capacity of the cotton fabric are improved, good breakage and tearing strength are retained, and the defect that finishing is conducted repeatedly for many times in the traditional process is overcome.