SAN FANG CHEMICAL INDUSTRY CO., LTD. Patent applications |
Patent application number | Title | Published |
20140110058 | POLISHING PAD, POLISHING APPARATUS, AND METHOD FOR MAKING THE POLISHING PAD - The present invention relates to a polishing pad comprising a polishing surface. The polishing surface comprises a first polishing area and a second polishing area. The first polishing area comprises a plurality of first foaming holes, and the second polishing area comprises a plurality of second foaming holes, and an average pore diameter of the first foaming holes is less than an average pore diameter of the second foaming holes. The polishing pad according to the present invention uses the polishing areas with the different pore diameters of the holes to avoid unevenly removing the edge and central part of a substrate when polishing, so that a thickness of the substrate becomes uniform. | 04-24-2014 |
20140094078 | COMPOSITE FIBER HAVING A HIGH SURFACE AREA AND FLEXIBILITY AND METHOD FOR MANUFACTURING THE SAME, AND SUBSTRATE CONTAINING THE COMPOSITE FIBER AND METHOD FOR MANUFACTURING THE SAME - The present invention provides a composite fiber having a high surface area and flexibility and a method for manufacturing the same, and a substrate containing the composite fiber and a method for manufacturing the same. The composite fiber contains a first component and a second component, and has a maximum diameter and a circumference. The first component has a central portion and a plurality of extension portions. A maximum length of the central portion is less than three quarters of the maximum diameter. The first component is in an amount of 50 wt % to 95 wt %, based on the total weight of the composite fiber. The second component has a plurality of outer portions disposed between two extension portions, and the second component is in an amount of 5 wt % to 50 wt %, based on the total weight of the composite fiber. | 04-03-2014 |
20140090774 | MOUNTING SHEET, POLISHING APPARATUS, AND METHOD FOR MAKING THE SAME - The present invention relates to a mounting sheet comprising a mounting layer. The mounting layer comprises a mounting surface for mounting the substrate. The mounting surface comprises a first mounting area and a second mounting area, and wherein a mounting force of the first mounting area is stronger than a mounting force of the second mounting area. The sheet according to the invention has the different mounting areas, so that the substrate is easily unloaded when polishing is completed. Furthermore, the broken of the substrate due to removal and the duration and the difficulty of removal are reduced. | 04-03-2014 |
20140079943 | ARTIFICIAL LEATHER AND METHOD FOR MAKING THE SAME - The present invention relates to an artificial leather and method for making the same. The artificial leather includes a polyester fiber substrate and a thermoplastic polyester elastomer (TPEE) resin layer. The polyester fiber substrate has a plurality of polyester fibers. The thermoplastic polyester elastomer (TPEE) resin layer is disposed adjacent to the polyester fiber substrate, and the material thereof is thermoplastic polyester elastomer (TPEE). Whereby, the material of the all layers of the artificial leather is polyester types, therefore, the whole artificial leather can be melted to recycle and reuse when disposing the artificial leather, so as to achieve the effect of environmental protection. | 03-20-2014 |
20130210561 | BALL SHAPED PRODUCT AND METHOD FOR MAKING THE SAME - The present invention relates to a ball shaped product and a method for making the same. The method includes the following steps of: (a) placing a ball shaped interior material on a supporting seat, wherein a part of an outer surface of the ball shaped interior material is exposed outside the supporting seat; (b) placing the ball shaped interior material and the supporting seat in a chamber; (c) covering a wrapping material on the chamber; (d) vacuum pumping the chamber, so that the wrapping material is attached to the exposed part of the outer surface of the ball shaped interior material; (e) releasing the vacuum of the chamber; and (f) rotating the ball shaped interior material, and repeating the step (a) to step (e) at least one time. | 08-15-2013 |
20130040543 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and method for making the same. In the invention, a liquid-state polymer material is directly formed on the surface of a base material, and then the liquid-state polymer material is solidified to form a flat grinding layer. Whereby, the polishing pad has high unity and flatness. The grinding layer has attenuated structures and a plurality of holes, thus increasing the storage ability of polishing particles distributed in a polishing liquid. In addition, the polishing pad has high compression ratio, so the polishing pad can compactly contact a polishing workpiece, and will not scratch the surface of the polishing workpiece scratched. Therefore, the polishing effect and quality will be improved. | 02-14-2013 |
20120302142 | POLISHING PAD AND METHOD OF PRODUCING THE SAME - The present invention mainly relates to a polishing pad and method of producing the same. The polishing pad comprises a base material having a surface for polishing a substrate, wherein the surface comprises a plurality of bundles of first long fibers and an elastomer embedded into the bundles. The bundles of first long fibers are entangled with each other. | 11-29-2012 |
20120225248 | ARTIFICIAL LEATHER HAVING COMPOSITE FIBER AND METHOD FOR MAKING THE SAME - The present invention relates to an artificial leather having composite fibers and a method for making the same. The artificial leather includes a substrate and a flexible film. The substrate includes a plurality of composite fibers. Each composite fiber includes a first composition and a second composition. The first composition is a thermoplastic non-elastomer, and the second composition is a thermoplastic elastomer. The second composition accounts for 5% to 70% of the total weight of the composite fiber. The second composition at the intersecting points between the composite fibers is molten to form a flexible bonding point. | 09-06-2012 |
20120126472 | SHEET FOR MOUNTING A WORKPIECE - The present invention relates to a sheet for mounting a workpiece, which includes a sheet body. The sheet body includes a top surface, a plurality of foamed pores, and a plurality of surface holes or at least one surface groove. The top surface is used for mounting a workpiece. The foamed pores are disposed in the interior of the sheet body. The surface holes or the surface groove have opening on the top surface but does not communicate with the foamed pores. The surface holes or the surface groove is formed by machining, and arranged in at least one pattern. Whereby, the time for taking off the workpiece from the sheet is reduced. | 05-24-2012 |
20120094584 | SHEET FOR MOUNTING A WORKPIECE AND METHOD FOR MAKING THE SAME - The present invention relates to a sheet for mounting a workpiece and a method for making the same. The method includes the steps of: (a) providing a sheet body having a top surface, a bottom surface, at least one side surface and a plurality of pores, wherein some of the pores open at the side surface; and (b) sealing or narrowing the pores that open at the side surface. Since the pores that open at the side surface are sealed or narrowed, the slurry is prevented from entering into the interior of the sheet body. Therefore, the infiltration distance reaches a predetermined value slowly, thereby increasing the effective life of the sheet. | 04-19-2012 |
20120021662 | LAMINATED MATERIAL AND METHOD FOR MAKING THE SAME - The present invention relates to a laminated material and a method for making the same. The laminated material includes a main layer, a surface layer and an adhesion layer. The main layer at least includes a first polymer resin. The surface layer is disposed on the main layer, the material of the surface layer is a second polymer resin, and the solid content of the second polymer resin is less than that of the first polymer resin. The adhesion layer is disposed under the main layer, and the material of the adhesion layer is thermoplastic resin which is adhesive when being heated, so that the laminated material can be directly attached to another element, thereby simplifying the process and reducing cost. | 01-26-2012 |
20110311772 | RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME, COMPOSITE HAVING THE RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME - A resin surface layer and a method of fabricating the same, and a composite having the resin surface layer and a method of fabricating the same are provided. The method of fabricating the resin surface layer includes: (a) providing a base, made of a resin and including a plurality of additive particles randomly distributed in the base; (b) changing the orientation of the additive particles to arrange the additive particles in a predetermined form; and (c) drying the base to make a surface of the base exhibit a visual effect of 3D texture. Thus, the visual effect of any 3D texture can be achieved by controlling the orientation of the additive particles. | 12-22-2011 |
20110250811 | MULTI-LAYERED MATERIAL AND A METHOD FOR MAKING THE SAME - A multi-layered material and a method for making the same are provided. The multi-layered material includes a first foamed layer, a substrate, a second foamed layer, and a surface layer. The first foamed layer has a plurality of first cells. The substrate is a fabric. The second foamed layer has a plurality of second cells. The foaming method of the second foamed layer is different from that of the first foamed layer. The size of the second cells is different from that of the first cells. The variation in size of the second cells is different from that of the first cells. The surface layer is disposed on the second foamed layer. Thus, when the multi-layered material is used as a surface cover of a ball, it can provide excellent resilience and control, and improve manufacturing efficiency. | 10-13-2011 |
20110223844 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and method for making the same. The polishing pad comprises a plurality of fibers and a high polymeric elastomer compound. The fibers cross each other to form a fabric substrate. The high polymeric elastomer compound includes a first high polymeric elastomer resin and a second high polymeric elastomer resin. The weight-average molecular weight of the first high polymeric elastomer resin is 100,000 to 300,000. The second high polymeric elastomer resin is a two-component high polymeric elastomer resin, and includes a first component and a second component. The first component is polyol with a molecular weight of 1,500 to 2,500 and 1 wt % to 15 wt %. The second component is polyol with a molecular weight of 3,500 to 4,500 and 85 wt % to 99 wt %. Therefore, the polishing pad has better stiffness, a plurality of communicating holes and active fibers, so that a workpiece to be polished will have excellent surface quality. | 09-15-2011 |
20110194293 | STRUCTURE WITH LUMINOUS AND VISUAL EFFECTS AND LIGHT TRANSMISSIVE SHEET THEREOF AND METHOD FOR MAKING THE SAME - The present invention relates to a structure with luminous and visual effects, a light transmissive sheet thereof, and a method for making the same. The light transmissive sheet includes a first layer, a light transmissive intermediate layer and a second layer. The material of the first layer, the light transmissive intermediate layer and the second layer is polyurethane resin. The light transmissive intermediate layer is disposed on the first layer, and the second layer is disposed on the light transmissive intermediate layer. At least one pattern is formed on the first layer or the second layer, and the pattern penetrates the first layer or the second layer. When light irradiates the light transmissive sheet, the pattern is shown, so the light transmissive sheet has luminous and visual effects. | 08-11-2011 |
20110177305 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and method for making the same. The polishing pad includes a fabric substrate and a second high polymeric elastomer resin. The fabric substrate is formed by a plurality of cross composite fibers. Each composite fiber has a plurality of fine fibers and a first high polymeric elastomer resin, and the first high polymeric elastomer resin discontinuously encloses the fine fibers. The second high polymeric elastomer resin encloses the composite fibers, and the first high polymeric elastomer resin and the second high polymeric elastomer resin have the same functional group. By adjusting the degree of saturation of the first high polymeric elastomer resin and the second high polymeric elastomer resin, the fine fibers will have smaller size and will not be easily entangled. Therefore, a workpiece to be polished will not be scratched and will have excellent surface quality. | 07-21-2011 |
20110168323 | PU COMPOSITE AND METHOD OF FABRICATING THE SAME - A PU composite and a method of fabricating the same are provided. The fabrication method includes: (a) providing a release paper; (b) coating a fabric layer on the release paper, the fabric layer containing a PU resin, an abrasion resistant, and a colorant; (c) drying the fabric layer; (d) coating a first laminated layer on the fabric layer; (e) drying the first laminated layer; (f) laminating a wet PU foam layer on the first laminated layer; (g) releasing the release paper to form a semi-product; (h) providing a plastic layer, which is of a thermoplastic; (i) coating a second laminated layer on the plastic layer; (j) drying the second laminated layer; and (k) laminating the semi-product of Step (g) on the second laminated layer, so as to form a PU composite. Compared with conventional PU composites, the PU composite of the present invention has better UV resistance, solvent resistance, and abrasion resistance. | 07-14-2011 |
20110159235 | COMPOSITE FIBER HAVING ELASTOMER AND METHOD FOR MAKING THE SAME, AND A SUBSTRATE HAVING THE COMPOSITE FIBER AND METHOD FOR MAKING THE SAME - A composite fiber having elastomer and method for making the same, and a substrate having the composite fiber and method for making the same are provided. The composite fiber includes a first composition and a second composition. The first composition is thermoplastic non-elastomer, and the second composition is thermoplastic elastomer (TPE). The second composition is in an amount of 5 to 70 weight % of the composite fiber. The first composition and the second composition are alternately distributed in a circumference of a cross-section of the composite fiber, and the length of the second composition is less than 50% of the total length of the circumference. The TPE can be dispersed uniformly and increase the adhesion between fibers, and the segmented fiber cross-section thereof further prevents the TPE from becoming too adhesive and affecting the processing during the fabrication of fibers and non-woven fabric substrates. Therefore, the non-woven fabric substrate or artificial leather made from the composite fiber has excellent textile feeling and physical properties. | 06-30-2011 |
20110070814 | Method for Manufacturing Polishing Pad and Polishing Pad - The present invention relates to a method for manufacturing a polishing pad. The method of the invention includes the steps of forming a polishing layer from a polyurethane solution has a solid content more than about 90 wt % and drying the polyurethane solution at a temperature from about 130° C. to about 170° C. The invention also provides a polishing pad manufactured by the method mentioned above. The defect of scraping the surface of the substrate to be polished due to polishing particles remaining is avoided when applying the polishing pad according to the invention, and the flatness of the substrate to be polished is raised and the defective rate is eliminated also. | 03-24-2011 |
20110045751 | CARRIER FILM FOR MOUNTING POLISHING WORKPIECE AND METHOD FOR MAKING THE SAME - The present invention relates to a carrier film for mounting a polishing workpiece. The carrier film comprises a surface substrate and a buffer substrate. The surface substrate consists of first elastomer, the first elastomer comprising a plurality of first holes; wherein the first holes have a drop shape, and each of the first holes has an opening. The buffer substrate consists of second elastomer, the second elastomer comprising a plurality of second holes. The surface substrate and the buffer substrate are adhered with adhesive comprising the first or the second elastomer. A method for making the carrier film is also provided. When polishing, the carrier film provides a good buffer property to conduct and release down force applied on the polishing workpiece. | 02-24-2011 |
20110011007 | POLISHING MATERIAL HAVING POLISHING PARTICLES AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing material having polishing particles and a method for making the same. The polishing material having polishing particles includes a base material, a plurality of polishing particles and a polymer elastic body. The base material has a plurality of fibers for defining a plurality of grid-spaces. The polishing particles are distributed in the grid-spaces. The polymer elastic body covers the base material and the polishing particles. Whereby, the polishing particles are uniformly distributed on a surface of a polishing workpiece during the polishing process. Furthermore, the base material prevents the polishing particles from contacting the polishing workpiece so as to avoid the scratch of the polishing workpiece. Also, the base material provides effects for sweeping the small grinded pieces. | 01-20-2011 |
20110003536 | Polishing Pad and Method of Producing the Same - The present invention mainly relates to a polishing pad and method of producing the same. The polishing pad comprises a base material having a surface for polishing a substrate, wherein the surface comprises a non-woven fabric and an elastomer. The elastomer is embedded into the fabric, and the non-woven fabric comprises a plurality of first long fibers randomly entangled with each other. | 01-06-2011 |
20110000141 | Polishing Pad, the Use Thereof and the Method for Manufacturing the Same - The present invention mainly relates to a polishing pad comprising a base material comprising fibers; a first membrane with low permeability; a two-component paste formed on the upper surface of the first membrane with low permeability for adhering the base material to the first membrane with low permeability; and a polyurethane paste formed on the lower surface of the first membrane with low permeability. A method of polishing a substrate comprising using the polishing pad and a method for manufacturing the polishing pad as described above are also provided. The polishing pad as mentioned above prevents the polishing pad from detaching from the polishing platen or head. The polishing pad is easy to be replaced without leaving residues on the polishing platen or head. | 01-06-2011 |
20100330334 | ARTIFICIAL LEATHER AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to an artificial leather and a method for manufacturing the same. According to the method of the invention, an elastic layer is disposed on a surface of a base material, a color pattern layer is disposed on an uneven surface of the elastic layer and a cover layer covers the color pattern layer, so as to form the artificial leather. The elastic layer includes a plurality of sparkling materials. By utilizing the sparkling materials, the color pattern layer and the uneven surface, the artificial leather has a sparkling effect at various angles by showing the gradation of the stacking particles (sparkling materials). In addition, the cover layer can protect the color pattern layer on the elastic layer, so that the color pattern layer has excellent sturdiness against peeling and light. | 12-30-2010 |
20100041294 | CORE-SHEATH FIBER, NONWOVEN AND ARTIFICAL LEATHER - A core-sheath fiber has a core and a sheath. The core comprises 0.1 to 10 wt % of carbon black pigment particles. The sheath surrounds the core preventing the core from being exposed. Because the carbon black pigment particles are mainly distributed in the core and the core is surrounded by the sheath with little or no carbon black pigment particles, a surface of the core-sheath fiber has low friction and electrical conductivity. Therefore, a lifetime of a punch needle used in machinery to produce a nonwoven is maintained and the nonwoven can undergo high frequency treatment to form artificial leather. Additionally, the sheath has little or no carbon black pigment particles, so the sheath is improved compatibility with polyurethane (PU) used for high frequency treatment. | 02-18-2010 |
20090291268 | RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME, COMPOSITE HAVING THE RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME - A resin surface layer and a method of fabricating the same, and a composite having the resin surface layer and a method of fabricating the same, are provided. The method of fabricating the resin surface layer includes: (a) providing a base, made of a resin and including a plurality of additive particles randomly distributed in the base, wherein the additive particles are selected from a group consisting of pigments, dyes, colorants, coloring matters, and pearl powders; (b) moving the base constantly, and providing a magnetic field generating device to generate an exterior magnetic field that has an uneven distribution of magnetic field intensity, and is applied to the base to change the orientation of the additive particles, so that the additive particles are arranged in a predetermined form; and (c) drying the base to make a surface of the base exhibit a visual effect of 3D texture. Thus, the visual effect of any 3D texture can be achieved by controlling the orientation of the additive particles. | 11-26-2009 |
20090288761 | COMPOSITE WITH THERMO-FORMABILITY, METHOD FOR MAKING THE SAME AND METHOD FOR MAKING A CASING WITH TEXTURE ON SURFACE THEREOF - The present invention relates to a composite with thermo-formability, a method for making the same and a method for making a casing with a texture on the surface thereof. The composite includes a PU medium layer, a thermo-formable resin layer, a base layer and a surface layer. The thermo-formable resin layer is disposed on the PU medium layer, and includes polyol. The base layer is disposed on the thermo-formable resin layer. The surface layer is disposed on the base layer. As a result, the composite has good stability after thermoforming, and plastic can be injected into the composite, so a PC film is unnecessary. Moreover, the composite may be adhered to a substrate directly or after thermoforming. | 11-26-2009 |
20090258578 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and method for making the same. In the invention, a liquid-state polymer material is directly formed on the surface of a base material, and then the liquid-state polymer material is solidified to form a flat grinding layer. Whereby, the polishing pad has high unity and flatness. The grinding layer has attenuated structures and a plurality of holes, thus increasing the storage ability of polishing particles distributed in a polishing liquid. In addition, the polishing pad has high compression ratio, so the polishing pad can compactly contact a polishing workpiece, and will not scratch the surface of the polishing workpiece scratched. Therefore, the polishing effect and quality will be improved. | 10-15-2009 |
20090252949 | COMPOSITE SHEET FOR MOUNTING A WORKPIECE AND THE METHOD FOR MAKING THE SAME - The present invention relates to a composite sheet for mounting a workpiece and a method for making the same. The composite sheet includes a buffer layer and an adsorption layer. The buffer layer has a plurality of continuous pores. The adsorption layer is located on the buffer layer for adsorbing a workpiece, and the compression ratio of the buffer layer is higher than that of the adsorption layer. Thereby, due to low hardness, good adsorption effect, and high compression ratio, the composite sheet of the present invention has good buffer effect. | 10-08-2009 |
20090252876 | SHEET FOR MOUNTING POLISHING WORKPIECE AND METHOD FOR MAKING THE SAME - The present invention relates to a sheet for mounting a polishing workpiece. The sheet comprises a substrate and a surface layer. The substrate has a surface. The surface layer is located on the surface of the substrate, with no hole structure existing in the interior thereof, and has a surface and a slightly rough layer. The slightly rough layer is located on the surface of the surface layer to carry and mount the polishing workpiece, with no hole structure existing in the interior thereof. Accordingly, when the polishing workpiece contacts the slightly rough layer, the air therebetween is easily vented out via the slightly rough layer, without the phenomenon of air wrapping, which increases the adsorption force between the polishing workpiece and the sheet. | 10-08-2009 |
20090061155 | RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME, COMPOSITE HAVING THE RESIN SURFACE LAYER AND METHOD OF FABRICATING THE SAME - A resin surface layer and a method of fabricating the same, and a composite having the resin surface layer and a method of fabricating the same are provided. The method of fabricating the resin surface layer includes: (a) providing a base, made of a resin and including a plurality of additive particles randomly distributed in the base; (b) changing the orientation of the additive particles to arrange the additive particles in a predetermined form; and (c) drying the base to make a surface of the base exhibit a visual effect of 3D texture. Thus, the visual effect of any 3D texture can be achieved by controlling the orientation of the additive particles. | 03-05-2009 |
20090051081 | METHOD FOR PRODUCING MICROFINE FIBER AND FRIENDLY ARTIFICIAL LEATHER MADE THEREFROM - A method for producing microfine fibers having low resistance to deformation and high elasticity in accordance with the present invention comprises acts of: (a) providing polymer A and polymer B; (b) melting polymer A and polymer B to make a filament; (c) drawn the filament to make a staple fiber; (d) entangling the staple fiber to form a non-woven; (e) impregnating the non-woven with a impregnating agent; and may further comprise the acts of (f) using polyurethane impregnating the nonwoven with the impregnating agent or without the impregnating agent; (g) coagulating the non-woven with dimethylformamide (DMF); (h) washing the non-woven with hot water; (i) impregnating the non-woven with a treatment agent; (j) abrading the non-woven to attain a split type mirofine fiber substrate; and (k) bonding a coating to the microfine fiber substrate. Therefore, the method can attain an artificial leather product having low resistance to deformation and high elasticity. | 02-26-2009 |
20080299879 | POLISHING PAD, THE USE THEREOF AND THE METHOD FOR MANUFACTURING THE SAME - The present invention mainly relates to a polishing pad comprising a base material comprising fibers; a membrane with low permeability; a two-component paste formed on the upper surface of the membrane with low permeability for adhering the base material to the membrane with low permeability; and a polyurethane paste formed on the lower surface of the membrane with low permeability. A method of polishing a substrate comprising using the polishing pad and a method for manufacturing the polishing pad as described above are also provided. The polishing pad as mentioned above prevents the polishing pad from detaching from the polishing platen or head. The polishing pad is easy to be replaced without leaving residues on the polishing platen or head. | 12-04-2008 |
20080200105 | Carrier film for mounting polishing workpiece and method for making the same - The present invention relates to a carrier film for mounting a polishing workpiece. The carrier film comprises a surface substrate and a buffer substrate. The surface substrate comprises holes, and the material of the surface substrate comprises elastomer. The buffer substrate comprises holes, and the material of the buffer substrate comprises the elastomer. The surface substrate and the buffer substrate are adhered with adhesive comprising the elastomer. A method for making the carrier film is also provided. When polishing, the carrier film provides a good buffer property to conduct and release down force applied on the polishing workpiece. | 08-21-2008 |
20080200102 | Polishing pad, use thereof and method for manufacturing the same - The present invention mainly relates to a polishing pad comprising a base material comprising fibers; a membrane with low permeability; and a buffer layer formed between the base material and an upper surface of the membrane with low permeability and embedded into the fibers of the base material. A method of polishing a substrate comprising using the polishing pad and a method for manufacturing the polishing pad as described above are also provided. | 08-21-2008 |