Patents by Inventor Wen-Cheng Yang
Wen-Cheng Yang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11754691Abstract: A target measurement device is provided. The target measurement device includes a fixing ring, a main body, and a transceiver. The fixing ring has a first surface. The main body is over the first surface of the fixing ring. The transceiver is coupled to the main body. The transceiver is at least movable between a center of the fixing ring to an edge of the fixing ring from a top view perspective. A method for measuring a target is also provided.Type: GrantFiled: June 19, 2020Date of Patent: September 12, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Pradip Girdhar Chaudhari, Che-Hui Lee, Chih-Cheng Wei, Wen-Cheng Yang, Chyi-Tsong Ni
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Patent number: 11732097Abstract: A low shrinkage low oligomer polyester film and a method for manufacturing the same are provided. The method includes forming at least one polyester composition into an unstretched polyester thick film and stretching the unstretched polyester thick film in a machine direction (MD) and a transverse direction (TD) at a stretch ratio of two to six times. The polyester composition includes 94% to 99.974% by weight of a polyester resin, 0.01% to 1% by weight of a primary antioxidant, 0.01% to 1% by weight of a secondary antioxidant, 0.003% to 2% by weight of a nucleating agent, and 0.003% to 2% by weight of a flow aid. The polyester resin has an intrinsic viscosity between 0.60 dl/g and 0.80 dl/g.Type: GrantFiled: September 28, 2020Date of Patent: August 22, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Wen-Jui Cheng, Chia-Yen Hsiao
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Patent number: 11707876Abstract: A polyester film and a method for producing the same are provided. The polyester film includes a heat resistant layer. The heat resistant layer includes a high temperature resistant resin material and a polyester resin material. The high temperature resistant resin material and the polyester resin material are melted and kneaded with each other via a twin screw granulator. The twin-screw granulator has a twin-screw temperature between 250° C. and 320° C., and the twin-screw granulator has a twin-screw rotation speed between 300 rpm and 800 rpm, so that the high temperature resistant resin material is dispersed in the polyester resin material with a particle size of between 50 nm and 200 nm.Type: GrantFiled: April 3, 2020Date of Patent: July 25, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Hao-Sheng Chen, Chien-Chih Lin
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Publication number: 20230220235Abstract: A method for manufacturing a heat sealable polyester film is provided. A part of a recycled polyester material is physically reproduced to obtain physically regenerated polyester chips. Another part of a recycled polyester material is chemically reproduced to obtain chemically regenerated polyester chips. Modified polyester chips, the physically regenerated polyester chips and the chemically regenerated polyester chips are mixed to form a raw material mixture, and the modified polyester chips are formed from the recycled polyester material. The raw material mixture is used to form a heat sealable layer. A base layer is disposed onto the heat sealable layer so as to obtain the heat sealable polyester film. A heat sealing temperature of the heat sealable polyester film ranges from 120° C. to 230° C.Type: ApplicationFiled: March 15, 2023Publication date: July 13, 2023Inventors: Wen-Cheng Yang, TE-CHAO LIAO, Chia-Yen Hsiao, CHING-YAO YUAN
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Publication number: 20230212364Abstract: A method for manufacturing a polyester film for embossing that is made from a recycled polyester material. A part of the recycled polyester material is physically reproduced to obtain physically regenerated polyester chips. The physically regenerated polyester chips include physically regenerated regular polyester chips. Another part of the recycled polyester material is chemically reproduced to obtain chemically regenerated polyester chips. The chemically regenerated polyester chips include chemically regenerated regular polyester chips and chemically regenerated electrostatic pinning polyester chips. The physically regenerated polyester chips and the chemically regenerated polyester chips are mixed to form a base material. The base material is used to form a base layer that having a main component of regenerated polyethylene terephthalate. A surface coating layer is formed onto the base layer. A material of the surface coating layer includes a main resin, fillers, and melamine.Type: ApplicationFiled: March 14, 2023Publication date: July 6, 2023Inventors: Wen-Cheng Yang, TE-CHAO LIAO, Chia-Yen Hsiao, Yu-Chi Hsieh
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Publication number: 20230203333Abstract: A printable substrate including a polymer substrate and a coating layer is provided. The coating layer covers the polymer substrate. The thickness of the coating layer is 0.1 ?m to 30 ?m. The surface impedance value of the coating layer is 107 ohms to 1012 ohms. The maximum printable temperature of the printable substrate is 100° C. to 190° C. After printing on the coating layer of the printable substrate, the result of an adhesion test for the printable substrate is 3B to 5B.Type: ApplicationFiled: July 14, 2022Publication date: June 29, 2023Applicant: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Ching-Yao Yuan, Yu-Chi Hsieh
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Patent number: 11680150Abstract: A matte polyester film and a method for manufacturing the same are provided. The matte polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further include chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The matte polyester film further includes a matting additive.Type: GrantFiled: March 10, 2021Date of Patent: June 20, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Chun-Cheng Yang, Chia-Yen Hsiao, Yu-Chi Hsieh
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Patent number: 11661492Abstract: A white polyester film and a method for manufacturing the same are provided. The method for manufacturing the white polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity less than the first intrinsic viscosity; mixing white regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester masterbatch material; melting and extruding the polyester masterbatch material to obtain the white polyester film having the predetermined intrinsic viscosity.Type: GrantFiled: August 13, 2021Date of Patent: May 30, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Chih-Feng Wang
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Patent number: 11639430Abstract: A black polyester film and a method for manufacturing the same are provided. The method for manufacturing the black polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity lower than the first intrinsic viscosity; mixing black regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester chip raw material; melting and then extruding the polyester chips raw material to form the black polyester film having the predetermined intrinsic viscosity.Type: GrantFiled: August 12, 2021Date of Patent: May 2, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
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Patent number: 11623434Abstract: A biaxially stretched polyester film and a method for producing the same are provided. The biaxially stretched polyester film includes a polyester resin base layer and a matte layer. The polyester resin base layer includes: (1) 50 to 95 wt % of a polyester resin base material, and an intrinsic viscosity of the polyester resin base material being between 0.5 and 0.8 dL/g; and (2) 0.01 to 5 wt % of a high viscosity polyester resin material, and an intrinsic viscosity of the high viscosity polyester resin material being between 0.9 and 1.1 dL/g. The matte layer includes: (1) 50 to 95 wt % of a polyester resin matrix material, and an intrinsic viscosity of the polyester resin matrix material being between 0.5 and 0.8 dL/g; and (2) 0.3 to 40 wt % of a plurality of filler particles, and the filler particles having an average particle size of between 0.15 ?m and 10 ?m.Type: GrantFiled: September 4, 2020Date of Patent: April 11, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Hao-Sheng Chen, Chia-Yen Hsiao
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Patent number: 11608422Abstract: A white polyester film and a method for manufacturing the same are provided. The white polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further include chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight. The polyester film further includes a white additive.Type: GrantFiled: March 9, 2021Date of Patent: March 21, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
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Patent number: 11607872Abstract: A biaxially stretched polyester film and a method for producing the same are provided. The biaxially stretched polyester film includes a polyester resin base layer and a matte layer formed on the polyester resin base layer. The matte layer has a total weight of 100 wt %, and the matte layer includes: (1) 50 to 95 wt % of a polyester resin matrix, an intrinsic viscosity of the polyester resin matrix being between 0.5 and 0.8 dL/g; (2) 0.01 to 5 wt % of a high viscosity polyester resin, an intrinsic viscosity of the high viscosity polyester resin being between 0.9 and 1.1 dL/g; (3) 0.3 to 40 wt % of a plurality of filler particles, the filler particles having an average particle size of between 0.15 and 10 ?m.Type: GrantFiled: February 10, 2020Date of Patent: March 21, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Hao-Sheng Chen, Chia-Yen Hsiao
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Patent number: 11572449Abstract: A polyester film and a method for manufacturing the same are provided. The polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed by a plurality of physically recycled polyester chips. The chemically recycled polyester resin is formed by a plurality of chemically recycled polyester chips and mixed with the physically recycled polyester resin. The plurality of chemically recycled polyester chips further includes chemically recycled electrostatic pinning polyester chips. The chemically recycled electrostatic pinning polyester chips contain electrostatic pinning additives, and the electrostatic pinning additives are metal salts. Expressed in percent by weight based on a total weight of the polyester film, a content of the electrostatic pinning additives in the polyester film is between 0.005% and 0.1% by weight.Type: GrantFiled: March 8, 2021Date of Patent: February 7, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Chun-Cheng Yang, Chia-Yen Hsiao, Yu-Chi Hsieh
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Patent number: 11561332Abstract: An infrared shielding film and a method for manufacturing the same are provided. The infrared shielding film includes an infrared absorbing layer and a first infrared reflecting layer disposed on a surface of the infrared absorbing layer. The infrared absorbing layer contains a uniform distribution of composite tungsten oxide particles that are present in an amount of 0.1% to 10% by weight based on the total weight of the infrared absorbing layer. The first infrared reflecting layer contains a uniform distribution of titanium oxide particles that are present in an amount of 0.1% to 10% by weight based on the total weight of the first infrared reflecting layer.Type: GrantFiled: January 27, 2021Date of Patent: January 24, 2023Assignee: NAN YA PLASTICS CORPORATIONInventors: Te-Chao Liao, Wen-Cheng Yang, Chia-Yen Hsiao, Chun-Che Tsao
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Patent number: 11532470Abstract: A method includes providing a jig including a predetermined center and a magnetron installed on the jig; rotating the magnetron and obtaining a measured first magnetic flux density at the predetermined center of the jig; defining a first area of the magnetron based on the measured first magnetic flux density; rotating the magnetron and measuring a plurality of second magnetic flux densities within the first area of the magnetron; deriving a measured second magnetic flux density among the plurality of second magnetic flux densities; comparing the measured second magnetic flux density with a predetermined threshold; and performing an operation based on the comparison.Type: GrantFiled: June 3, 2019Date of Patent: December 20, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Pradip Girdhar Chaudhari, Che-Hui Lee, Wen-Cheng Yang
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Publication number: 20220359175Abstract: A method includes providing a jig including a predetermined center and a magnetron installed on the jig; rotating the magnetron and obtaining a measured first magnetic flux density at the predetermined center of the jig; defining a first area of the magnetron based on the measured first magnetic flux density; rotating the magnetron and measuring a plurality of second magnetic flux densities within the first area of the magnetron; deriving a measured second magnetic flux density among the plurality of second magnetic flux densities; comparing the measured second magnetic flux density with a predetermined threshold; and performing an operation based on the comparison.Type: ApplicationFiled: July 25, 2022Publication date: November 10, 2022Inventors: PRADIP GIRDHAR CHAUDHARI, CHE-HUI LEE, WEN-CHENG YANG
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Publication number: 20220359174Abstract: An apparatus and method for physical vapor deposition includes a magnetron having a plurality of electromagnets disposed between a base and a magnetic conductive plate. The magnetron includes a plurality of individually controlled electromagnets between a base and an electromagnetic plate. The magnetron controls the polarity and strength of current supplied to the respective electromagnets to generate magnetic fields that confine electrons to areas near a target material within the deposition chamber.Type: ApplicationFiled: May 5, 2021Publication date: November 10, 2022Inventors: Yu-Young WANG, Wen-Cheng YANG, Chyi-Tsong NI
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Publication number: 20220243029Abstract: A black polyester film and a method for manufacturing the same are provided. The method for manufacturing the black polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity lower than the first intrinsic viscosity; mixing black regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester chip raw material; melting and then extruding the polyester chips raw material to form the black polyester film having the predetermined intrinsic viscosity.Type: ApplicationFiled: August 12, 2021Publication date: August 4, 2022Applicant: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
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Publication number: 20220243018Abstract: The disclosure discloses a heat-sealable polyester film, including a base layer and a heat-seal layer formed on the base layer. The heat-seal layer includes a physically regenerated polyester resin, a chemically regenerated polyester resin, and a modifier. The heat-sealable temperature of the heat-sealable polyester film is between 100° C. and 230° C.Type: ApplicationFiled: August 24, 2021Publication date: August 4, 2022Applicant: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
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Publication number: 20220243032Abstract: A polyester film and a method for producing the same are provided. The polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed of physically recycled polyester chips, and the physically recycled polyester chips have a first intrinsic viscosity. The chemically recycled polyester resin is formed of chemically recycled polyester chips, and the chemically recycled polyester chips have a second intrinsic viscosity. The second intrinsic viscosity is less than the first intrinsic viscosity. The physically recycled polyester chips and the chemically recycled polyester chips are mixed with each other and melt extruded according to a predetermined intrinsic viscosity, so that the polyester film has the predetermined intrinsic viscosity.Type: ApplicationFiled: August 23, 2021Publication date: August 4, 2022Applicant: NAN YA PLASTICS CORPORATIONInventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan