33results about How to "Excellent fastness" patented technology

The invention relates to a ramee/terylene double woven fabric used for wall cloth and window blind fabrics, which comprises a surface layer and an inner layer, wherein, the surface layer is weaved by ramee yarns and the inner layer is weaved by terylene yarns, or the surface layer is weaved by terylene yarns and the inner layer is weaved by ramee yarns, and the surface layer and the inner layer are bond into a whole by binding joints which are not exposed on the right side and the reverse side of the fabric. The preparation method of the ramee/terylene double woven fabric adopts the ramee yarns and the terylene yarns as raw materials, and comprises a preparation procedure and a weaving procedure, and the fabric is prepared by adopting a shuttleless loom or loom with shuttles according to selected structure. When weaving by adopting the shuttleless loom, the preparation procedures of the warp comprise the steps of twist setting, winding, warping, warp sizing and warp gaiting, and the preparation procedures of the weft comprise the steps of twist setting and winding; and when weaving by adopting the loom with shuttles, the preparation procedures of the warp comprise the steps of twist setting, winding, warping, warp sizing and warp gaiting, and the preparation procedures of the weft comprise the steps of twist setting, winding and weft winding.

The present invention relates to the field of polyester fiber production equipment, and especially discloses a production method of low-shrinkage rate dacron complex fibers. Semidull polyester melts enter into a static mixer, are then conveyed into a spinning manifold through a melt distributor, and are extruded onto a POY spinneret and an FDY spinneret; POY fibers coming out of the POY spinneret are cooled by cross air blow and oiled by an oil nozzle, pass a yarn guide, a pre-network and another yarn guide; FDY fibers coming out of the FDY spinneret are cooled by cross air blow and oiled by an oil nozzle, pass a yarn guide, a pre-network and a GR1 hot roller; and the POY fibers coming out of the yarn guide and the FDY fibers coming out of the GR1 hot roller enter into a stranding comb-shaped yarn guide together, and then pass a yarn guide disc, an intermediate network, a GR2 hot roller and a main network, thus to be rolled for shaping. According to the production method, the obtained fibers are different in boiling water shrinkage, and thus a shell fabric is good in velvet feeling, soft in hand feeling, firm, anti-wrinkle and wear-resisting.

An encapsulation product having excellent properties, e.g., no limitation on core substances. The encapsulation product comprises a wall material comprising a polymer as a major component and a core substance encapsulated therein, wherein the polymer is in contact with the core substance through an ionic surfactant (a) and comprises (1) structural repeating units derived from an ionic polymerizable surfactant (B) and/or an ionic monomer and (2) structural repeating units derived from an ionic polymerizable surfactant (C) having a charge which is the same as or opposite to that of the ionic surfactant (a). Alternatively, the encapsulation product comprises a wall material comprising a polymer as a major component and a core substance encapsulated therein, wherein the polymer comprises structural repeating units of a hydrophobic monomer and is present between (1) an ionic surfactant (b) and (2) an ionic surfactant (c).

Problem to be Solved:

To provide an ink composition capable of giving printed matter excellent in gas fastness and light fastness and free from generation of a bronzing phenomenon, an inkjet recording method using the ink composition, and recorded matter which is recorded by the recording method.

Means to Solve the Problem:

An ink composition comprising at least water, a cyan dye represented by the formula shown below and an aromatic compound having a carboxyl group and/or a salt thereof; an inkjet recording method using the composition; and recorded matter which is recorded by the recording method.

[wherein M represents a hydrogen atom, a metal element, a metal oxide, a metal hydroxide or a metal halide, R₁ to R₄ each independently represents —SO₂Z, and Z represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, provided that at least one of four Z's has an ionic hydrophilic group as a substituent].

The invention provides a low-temperature and environmental-friendly disperse yellow dye composition, mainly comprising 20-80 parts by weight of component A, 0-80 parts by weight of component B and/or 0-80 parts by weight of component C, wherein the component A is a dye shown in the formula (I), the component B is a mixture of dyes shown in the formula (II) and the formula (III), and the component C is a dye shown in the formula (IV); when used for dyeing, the low-temperature and environment-friendly disperse yellow dye composition provided by the invention is excellent in fastness, high in dyeing speed, good in leveling property, good in color matching compatibility with low-temperature (disperse red 3B and disperse blue 2BLN) dyes, good in synchronous leveling property with blending products and good in color rendering.

The invention relates to an artificial suede making method. It includes the following steps: offering a base cloth; loss in weight and dyeing to form dipping layer with water soluble polymer elastic body resin and arching agent; solidifying; drying; rubbing to form a environmental protection artificial suede; then water washing, drying, and breaking soft to form a soft environmental protection artificial suede.

To provide: a black compound which is for use in ink-jet recording or writing utensils, is excellent in ozone resistance, light resistance, moisture resistance, and color rendering, and gives a recording fluid having satisfactory storage stability; and an ink composition containing the compound. The black compound is a trisazo compound represented by the following formula (1) or a salt thereof. (1) [In the formula (1), R<1> and R<2> each independently represents hydrogen, carboxy, sulfo, hydroxy, a C1-4 alkyl, C1-4 alkoxy, or sulfo group optionally substituted by C1-4 alkoxy, an optionally carboxylated C1-4 alkoxy group, etc.; and A represents phenyl or naphthyl (provided that the phenyl and naphthyl groups may be substituted by halogeno, carboxy, sulfo, sulfamonyl optionally substituted by alkyl or phenyl, nitro, etc.)].

This invention provides a luminescent organic polymer metal complex represented by polyQ M K n-1 (1) which is obtained by the reaction of a polymer ligand (polyQ) with an 8-hydroxyquinoline derivative introduced to its side chain through a spacer group, an 8-hydroxyquinoline derivative ligand (K) and a divalent to tetravalent metal ion (M n+ ) wherein the 8-hydroxyquinoline derivative ligand (K) has a bulky substituent. This invention also provides a luminescent organic polymer metal complex composition comprising said luminescent organic polymer metal complex and additionally a low-molecular-weight ligand and a process for producing the same.

The invention discloses a flexible-chain-contained dikaryotic anthracene pyridine sulfoacid compound with a formula I or salt thereof. A fuchsin ink composition prepared from the compound and the salt thereof presents a color with extremely-high distinction and brightness on ink-jet recording paper, and has excellent solubility, and the filtering performance of paired filter membrane devices is good in the manufacturing process of the ink composition. In addition, after long-time storage, the ink composition has no crystallization, physical change or color change and the like, and the storage stability is good. A printed object using the fuchsin ink composition has the advantages that recorded materials are not selected, the colors of color images with photo colors can be restored and presented truly, the fastness properties such as the light resistance, the ozone resistance and the wet resistance are good, and the long-time storage of the images is stable.

The invention relates to a magenta dye and a preparation method and application thereof. The magenta dye comprises a compound with a general formula (I) or mixture thereof, wherein the carboxyl, sulfonyl and carbonyl propyl sulfonyl sulfonic acid are simultaneously introduced to the anthracene pyridone parent; A in the general formula (I) can be cation M4 or substituted or un-substituted benzyl or substituted or un-substituted naphthyl methyl; M1, M2 and M3 are independent cation or anion groups; and the sulfonic acid group (SO3M2) m can be located at any position of the benzene ring, wherein m is an integer from 0-2. The magenta dye contains carboxyl (or carboxyl benzyl ester group or naphthyl methyl) group, sulfonic acid group and carbonyl propyl sulfonyl, thus the magenta dye can meet the requirements for multiple aspects of tone, vividness, light resistance, water resistance, ozone resistance, dissolubility and solution stability.

The invention relates to a drum-type hydraulic double-reinforcement shoe anchor pin type brake which comprises a bracket, a hydraulic branch pump, a left brake shoe and a right brake shoe, wherein the hydraulic branch pump is fixed on the bracket; the left brake shoe and the right brake shoe are symmetrically distributed on the bracket and are double-reinforcement type brake shoes; the top ends of the left brake shoe and the right brake shoe are respectively connected with a left support rod and a right support rod of the branch pump; and the upper ends of the left brake shoe and the right brake shoe are connected by a return tension spring, and the lower ends of the left brake shoe and the right brake shoe are respectively articulated with the bracket. The left and right double-reinforcement type brake shoes are provided with a brake shoe framework, and the brake shoe framework is respectively formed in such a way that two parallel steel rib plates and a steel cambered panel are fixedly combined. The two parallel rib plates are connected with the cambered panel in a spot welding way. The double-reinforcement type brake shoe has tiny elastic deformation at the moment of brake so as to generate great brake explosive force; the brake performance, the brake effect and the brake reliability are better than those of a common brake; and the invention is more suitable for the brake of heavy-duty and large engineering mechanical vehicles.

The invention relates to a binuclear anthracene pyridone sulfonic acid compounds disclosed as general formula I or salts thereof, and a preparation method and application thereof. A fuchsin ink composition prepared from the compounds and salts thereof appears distinct color tone with high brightness when being applied on ink jet recording paper, and has excellent water solubility; and the ink composition has good filterability for the filter membrane in the manufacturing process. After being stored for a long time, the ink composition prepared by the compounds does not precipitate crystals, does not have physical changes, color changes or the like, and thus, has high storage stability. The printing object using the fuchsin ink composition can trustily display the color image tones of the photo without selecting the recorded material, and has the advantages of high light fastness, high ozone resistance, high moisture resistance and high image long-term storage stability.

The invention provides a black bisazo sulfonic acid compound, salt of the compound, a preparation method and an application of the compound. The compound has the structure represented by the general formula I, in the formula I, each of R1-R4 is independently selected from H or -(CH2)nX, wherein X is H, OH, CO2H or SO3H, n is an integer from 1 to 12. The dye compound of mixture of the dye compound provided by the invention has high dissolubility in water and high long-term stability, and is especially beneficial to the blackness needed by the ink-jet printing; and the image printed by the ink-jet printing ink confected by the dye compound has excellent fastness of light resistance, moisture resistance and ozone resistance.

The invention discloses a salt-free alkali-free washing-free dyeing method for an all-cotton and regenerated cellulose fabric. The salt-free alkali-free washing-free dyeing method comprises the following steps that 1, fixation synergistic no-clean amine is rolled, a semi-finished fabric is placed on padding equipment, the fabric is soaked in the fixation synergistic no-clean amine through a plurality of guide rollers, the fabric is uniformly rolled through a double-roller padder, the fabric is flatly rolled on an A-shaped frame, rotary cold batch is carried out for 1 to 48 hours; after the cold-batch reaction, washing with a continuous washing machine for the first time and drying are carried out; 2, dyeing is carried out, the fabric is put into the double-roller padder again, the fabric is soaked in the dyeing solution by virtue of the plurality of uniform guide rollers, the fabric is rolled by virtue of a roller, the fabric is rolled on an A-shaped frame in a wet manner, and rotary cold batch is carried out for 1-24 hours to react and fix the color; the fabric is directly dried without washing, the drying temperature ranges from 80 DEG C to 180 DEG C, padding is conducted througha setting machine, a fabric softening agent is added, the PH value is adjusted, other after-finishing auxiliaries are used for tentering and shaping, the shaping temperature ranges from 100 DEG C to180 DEG C; and final preshrinking, calendaring and other processes are carried out, and a finished product is inspected and packaged. The method II comprises the following steps that 1, the fixation synergistic no-clean amine is rolled, the semi-finished fabric is put on the padding equipment, the fabric is soaked in the fixation synergistic no-clean amine by virtue of the plurality of guide rollers, uniform rolling and direct drying at 80-180 DEG C for later use are carried out, the fabric is subjected to dip dyeing in a dye vat or uniform pad dyeing through the double-roller padder and thenis dried, softened and shaped, the shaping temperature ranges from 100 DEG C to 180 DEG C; and the final preshrinking, calendaring and other processes are carried out, and the finished product is inspected and packaged.

The invention relates to a high-temperature-resisting and silver-foil-imitated decorative film. The high-temperature-resisting and silver-foil-imitated decorative film is characterized by comprising a base material (1) and a printing surface film (2) from bottom to top, wherein the printing surface film (2) comprises a printing film (2.1), a silver white basic color layer (2.2) and a pure silver color surface film (2.3) from top to bottom; and a corona layer (1.1) is arranged on the upper surface of the base material (1). The high-temperature-resisting and silver-foil-imitated decorative film has the advantages that a silver foil and a silver skin can be replaced, the fastness and the appearance effect are better than those of the silver foil and the silver skin, and the cost is lower than that of the silver foil and the silver skin.

The invention belongs to the technical field of textile, and particularly relates to bacteriostatic health-care alginate fiber socks and a preparation method thereof. The preparation method comprises the following steps: carrying out ultrasonic cavitation treatment on softened rabbit hair, carrying out grafting modification on the treated rabbit hair by a surfactant and graphene to obtain modified rabbit hair fibers, blending the modified rabbit hair fibers with alginate fibers and colored long stapled cotton fibers to obtain cotton yarn, and carrying out machining, sewing and shaping by a sock machine to obtain socks. The bacteriostatic health-care alginate fiber socks have the intrinsic antibacterial and mildew-proof functions, and meanwhile have the skin-friendly, comfortable, breathable, wear-resistant, warm-keeping and health-care effects; the preparation process is green and safe, the procedures are simplified, the cost is saved, zero damage of the alginate fibers is achieved, and the antibacterial effect of finished products is ensured to the maximum extent.

An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided.

An azo pigment represented by the following general formula (1) and a pigment dispersion containing the pigment: