41results about How to "Low dyeability" patented technology

The present invention provides polymer-coated metal oxide fine particles, including metal oxide fine particles having a number-average particle diameter of not smaller than 1 nm and not greater than 100 nm, a surface of each of the metal oxide fine particles being coated with a polymer; and the present invention further provides, as their applications, for example, an aqueous dispersion of polymer-coated metal oxide fine particles and a process for their production, coating compositions, resin compositions, and resin formed articles.

An object of the present invention is to provide an electrostatic pressure-sensitive adhesive composition which is excellent in antistatic property of pressure-sensitive adhesive sheets upon peeling, and has reduced stainability in an adherend (subject to be protected) and is excellent in adhesion reliance, and electrification preventing pressure-sensitive adhesive sheets and a surface protecting film using the same. There is provided a pressure-sensitive adhesive composition, which comprises a (meth)acryl-based polymer containing, as a monomer component, 15 to 100% by weight of a (meth)acrylic acid alkylene oxide adduct, 0 to 85% by weight of a (meth)acryl-based monomer having an alkyl group of a carbon number of 1 to 14 other than the adduct, and 0 to 85% by weight of other polymerizable monomer, and an alkali metal salt.

This invention relates to a cushioned floor covering article wherein the mat includes a tufted carpet placed on the top side of a foam rubber sheet and at least one foam rubber protrusion integrated within at least a portion of the bottom side of the foam rubber sheet. Such an article provides effective removal of moisture, dirt, and debris from the footwear of pedestrians through the utilization of a carpet pile component. Furthermore, the utilization of a foam rubber backing also allows for either periodic heavy duty industrial-scale laundering in such standard washing machines or periodic washing and drying in standard in-home machines, both without appreciably damaging the inventive floor covering article, such as a floor mat. Additionally, the presence of integrated foam rubber protrusions within the mat structure provides an effective cushioning effect for pedestrian comfort as well as a means to prevent slippage of the article from its contacted surface. A method of producing such an inventive cushioned floor covering article is also provided.

The invention relates to a pre-processing, polishing and dyeing one-bath process for cotton knitted fabric; the pre-processing, polishing and dyeing one-bath process comprises the following steps of: processing the cotton knitted fabric by adopting pectinase, neutral cellulase, a refined penetrating agent and a buffer solution, removing a part of or all pectin, wax, oil stains, ash contents and other impurities affecting the dyeing performance on the knitted fabric, endowing the fabric with good wettability and then carrying out a conventional reactive dye dyeing process. As a method of combining biological enzyme and a chemical assistant is adopted, the fabric is deeply colored and has good hand feeling. The pre-processing, polishing and dyeing one-bath process provided invention has the beneficial effects that as the three procedures, i.e. processing, polishing and dyeing the cotton knitted fabric are combined into one bath, the processing procedure is reduced, the production efficiency is improved, the high-temperature treatment is avoided, and the wastewater discharge quantity is reduced; and moreover, the requirements of energy conservation and emission reduction in the dyeing industry are satisfied.

A colorant composition containing a hydrophobic latex polymer component to impart resistance to water-softening and -staining in a paint film made from a latex paint formulated with the colorant composition, as well as the paint and paint film, and methods for making the foregoing.

This invention is a conductive elastic roller (1) comprising a shaft member (2) and one or more elastic layers (3) disposed on an outside of the shaft member (2) in a radial direction, wherein at least one of the elastic layers (3) is composed of an ultraviolet-curing type resin formed by curing a raw material for the elastic layer comprising a urethane acrylate oligomer (A), a photo-polymerization initiator (B) and a conductive agent (C) through ultraviolet irradiation, and the urethane acrylate oligomer (A) is a urethane acrylate oligomer synthesized by using as a polyol a polyether polyol (a1) having a proportion of primary hydroxyl groups in hydroxyl groups located at molecular ends of not less than 40% obtained by an addition polymerization of propylene oxide to a polyhydric alcohol alone, or the polyether polyol (a1) and another polyol (a2), and provides a conductive elastic roller (1) provided with an elastic layer having a low hardness, a small compression residual strain and an improved stain resistance to an adjoining member such as Organic Photoconductors or the like.

The invention discloses novel mercury-free environmentally-friendly hematoxylin dyeing liquid and a preparation method thereof and belongs to the technical field of a pathological experiment. The dyeing liquid is mainly prepared by the following raw materials: hematoxylin, a mordant reagent, an oxidizing agent, acid, ethylene diamine tetraacetic acid disodium salt, iso-tridecanol polyoxyethylene ether, glycerin and water; a Mordant is any one of aluminum potassium sulfate dodecahydrate, aluminum sulfate, ferric trichloride and copper sulfate; the oxidizing agent is any one of sodium iodate andpotassium permanganate; the acid is any one of acetic acid, hydrochloric acid and citric acid. The novel mercury-free environmentally-friendly hematoxylin dyeing liquid disclosed by the invention successfully solves the problem of HE dyeing troubled in the medical pathological diagnosis field for a long term, for example, hematoxylin dyeing liquid is poor in stability and short in shelf life, isprovided with a metal film, has dye residues, foams and is unclear in corpuscular contrast, unclear in level and dark in nuclear dyeing color and the like.

A making process of an environment-friendly dyeing material includes following steps: 1, picking flos carthami with dew, and mashing the picked flos carthami into paste; 2, soaking the flos carthami paste; 3, utilizing gauze to filter, and taking a solid portion for heating; 4, adding glacial acetic acid, cellulose, bactericide and binder into the flos carthami solid portion after being filtered, and soaking to obtain a first mixture; 5, using the gauze to filter the first mixture, and taking a solid portion to obtain a finished product. By extracting pigment from a plant and adding the binder, cloth after being printed is free of color change and damage to fiber, has certain elasticity and good hand feeling and is better in washing fastness, environment-friendly, low-carbon, pollution-free and suitable for dyeing various clothes during large-scale production.

The invention discloses a slack mercerization technology with low alkali concentration, and relates to the technical field of spinning. The slack mercerization technology with the low alkali concentration comprises processes as follows: open-width feeding, primary padding, negative-pressure piling in a J type box, secondary padding, tension roll drafting, expanding for alkali removal, freezing foralkali removal, flat washing and drying. The technology further comprises step that the negative-pressure piling in the J type box is performed for 5-7 min at the piling temperature of 25-30 DEG C and pressure of (-0.2)-(-0.3) MPa under the condition of caustic soda concentration being 170-180 g/L. Prepared textile artware has good quality and low wrinkle rate, the mercerization effect is improved, meanwhile, the consumption of caustic soda is reduced, and the technology has positive significance in aspects of energy conservation and emission reduction.

Sunscreen cosmetics characterized by containing 4-(1,1- dimethylethyl)-4'-methoxydibenzoylmethane, a benzotriazole derivative represented by the general formula (I), and ethylhexyl 2-cyano-3,3-diphenylacrylate; and sunscreen cosmetics characterized by containing hexyl diethylaminohydroxy- benzoylbenzoate and a benzotriazole derivative represented by the general formula (I): (I) wherein R' is straight-chain C1-6 alkyl; and R'' is straight-chain C1-3 alkyl). The invention aims at providing sunscreen cosmetics which are inhibited from staining clothes owing to secondary adhesion.

To provide a 4-methyl-1-pentene/olefin (co)polymer composition which is excellent in transparency and heat resistance and is excellent also in elongation and toughness and to provide a molded product composed of the composition, a film composed of the composition, which is excellent in transparency, heat resistance and dimensional stability and has been uniformly stretched, and a hollow molded product composed of the composition, which is excellent in transparency, heat resistance and toughness and is excellent also in dimensional stability. The 4-methyl-1-pentene (co)polymer composition of the present invention comprises a specific 4-methyl-1-pentene (co)polymer (A) and a specific 4-methyl-1-pentene/α-olefin copolymer (B) in a specific ratio.

The invention discloses high-solubility reactive dye and a preparation method thereof and relates to the field of reactive dye. The preparation method includes: using cyanuric chloride and a coupling component to perform a condensation reaction, allowing arylamine diazonium salt to have a coupling reaction with the cyanuric chloride condensation product to prepare dichloro s-triazine type reactive dye, allowing the dichloro s-triazine type reactive dye to react with polyethylene polyamine, and allowing the product to have sulfonation reaction with hydroxymethyl sodium sulfonate or epoxy sodium proparesulfonic acid to prepare the high-solubility reactive dye. The preparation method has the advantages that the method is simple in process, the color performance and dyeing performance of the dye are unaffected, and the solubility performance of the low-solubility monochloro s-triazine type reactive dye can be improved evidently.

A method for scouring a mixed fabric of polyamide fibers and polyurethane fibers is provided, wherein soft water as treating water is used and the treating water contains a sequestering agent. According to the present invention, a mixed fabric of polyamide fibers and polyurethane fibers in which uneven dyeing hardly arises, that is, excellent leveling is achieved, is provided.