Patents by Inventor Huirong Yao

Huirong Yao 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).

  • Publication number: 20150004801
    Abstract: The present disclosure relates to spin-on compositions containing at least one metal oxide dicarboxylate and an organic solvent into which the metal oxide dicarboxylate is soluble or colloidally stable. The dicarboxylate is capable of decomposing during heat treatment to give a cured metal oxide film. The present disclosure also relates to method of using the spin-on compositions.
    Type: Application
    Filed: June 28, 2013
    Publication date: January 1, 2015
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: M. Dalil RAHMAN, Venkata Gopal Reddy CHADA, Huirong YAO, Clement ANYADIEGWU, Douglas MCKENZIE
  • Publication number: 20140295349
    Abstract: The present invention relates to novel antireflective coating compositions and their use in image processing. The compositions self-segregate to form hydrophobic surfaces of the novel antireflective coating compositions, the composition being situated between a reflective substrate and a photoresist coating. Such compositions are particularly useful in the fabrication of semiconductor devices by photolithographic techniques. The present invention also related to self-segregating polymers useful in image processing and processes of their use.
    Type: Application
    Filed: March 28, 2013
    Publication date: October 2, 2014
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong YAO, JoonYeon CHO, Zachary BOGUSZ, Salem K. MULLEN, Guanyang LIN, Mark O. NEISSER
  • Publication number: 20140159278
    Abstract: The present disclosure relates to soluble, multi-ligand-substituted metal compounds with improved stability as well as compositions made from them and methods of their use.
    Type: Application
    Filed: December 7, 2012
    Publication date: June 12, 2014
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong YAO, M. Dalil RAHMAN, Salem K. MULLEN, JoonYeon CHO, Clement ANYADIEGWU, Munirathna PADMANABAN
  • Publication number: 20130337379
    Abstract: The present invention relates to a novel antireflective coating composition comprising a polymer obtained from a reaction product of at least one amino compound chosen from the group consisting of a polymer with repeat unit of structure (1), structure (2) and mixtures thereof reacted with a hydroxy compound chosen from the group consisting of structure (3), structure (4) and mixtures thereof, and, a thermal acid generator. The invention also relates to a process for using the novel composition in lithography.
    Type: Application
    Filed: June 19, 2012
    Publication date: December 19, 2013
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong YAO, Guanyang LIN, JoonYeon CHO
  • Patent number: 8568958
    Abstract: The present invention relates to an underlayer composition comprising a polymer, an organic titanate compound and optionally a thermal acid generator, where the polymer comprises at least one fluoroalcohol group and at least one epoxy group. The invention also relates to a process for using this underlayer material as an antireflective coating composition and/or a hard mask for pattern transfer.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: October 29, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Guanyang Lin, Zachary Bogusz, PingHung Lu, WooKyu Kim, Mark Neisser
  • Patent number: 8551686
    Abstract: The invention relates to an antireflective coating composition for a photoresist layer comprising a polymer, a crosslinking agent and an acid generator, where the polymer comprises at least one unit of structure 1, where, X is a linking moiety selected from a nonaromatic (A) moiety, aromatic (P) moiety and mixture thereof, R? is a group of structure (2), R? is independently selected from hydrogen, a moiety of structure (2), Z and W—OH, where Z is a (C1-C20) hydrocarbyl moiety and W is a (C1-C20) hydrocarbylene linking moiety, and, Y? is independently a (C1-C20) hydrocarbylene linking moiety, where structure (2) is where R1 and R2 are independently selected from H and C1-C4alkyl and L is an organic hydrocarbyl group. The invention further relates to a process for imaging the antireflective coating composition.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: October 8, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Guanyang Lin, Mark O. Neisser
  • Patent number: 8507192
    Abstract: A novel antireflective coating composition is provided, said antireflective coating composition comprising a) a compound of formula 1, b) a thermal acid generator, (c) at least one polymer, wherein U1 and U2 are independently a C1-C10 alkylene group; V is selected from a C1-C10 alkylene, arylene and aromatic alkylene; W is selected from H, C1-C10 alkyl, aryl, alkylaryl and V—OH; Y is selected from H, W, and U3C(O)OW, wherein U3 is independently a C1-C10 alkylene group, and m is 1 to 10. Also provided are methods using said compositions as antireflective coatings for substrates in lithographic processes.
    Type: Grant
    Filed: February 18, 2010
    Date of Patent: August 13, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Guanyang Lin, Jianhui Shan, JoonYeon Cho, Salem K. Mullen
  • Patent number: 8486609
    Abstract: The invention relates to an antireflective coating composition comprising a crosslinker and a crosslinkable polymer capable of being crosslinked by the crosslinker, where the crosslinkable polymer comprises a unit represented by structure (1): A-Bn??(1) where A is a fused aromatic ring and B has a structure (2), where R1 is C1-C4alkyl and R2 is C1-C4alkyl. The invention further relates to a process for forming an image using the composition.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: July 16, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: M. Dalil Rahman, Douglas McKenzie, Huirong Yao, JoonYeon Cho, Yi Yl, Guanyang Lin
  • Patent number: 8465902
    Abstract: The invention relates to an underlayer coating composition comprising a polymer, where the polymer comprises at least one hydroxyaromatic unit in the backbone of the polymer phenol which has a pendant group comprising a fluoro or iodo moiety, and at least one unit comprising an aminoplast. The invention further relates to a process for forming an image using the composition, especially for EUV.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: June 18, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Zachary Bogusz, Guanyang Lin, Mark Neisser
  • Patent number: 8445181
    Abstract: The invention related to an antireflective coating comprising a mixture of a first polymer and a second polymer, and a thermal acid generator, where the first polymer comprises at least one fluoroalcohol moiety, at least one aliphatic hydroxyl moiety, and at least one acid moiety other than fluoroalcohol with a pKa in the range of about 8 to about 11; where the second polymer is a reaction product of an aminoplast compound with a compound comprising at least one hydroxyl and/or at least one acid group. The invention further relates to a process for using the novel composition to form an image.
    Type: Grant
    Filed: June 3, 2010
    Date of Patent: May 21, 2013
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Jain Yin, Guanyang Lin, Mark Neisser, David Abdallah
  • Publication number: 20120328990
    Abstract: The present invention relates to an underlayer composition comprising a polymer, an organic titanate compound and optionally a thermal acid generator, where the polymer comprises at least one fluoroalcohol group and at least one epoxy group. The invention also relates to a process for using this underlayer material as an antireflective coating composition and/or a hard mask for pattern transfer.
    Type: Application
    Filed: June 21, 2011
    Publication date: December 27, 2012
    Applicant: AZ ELECTRONIC MATERIALS USA CORP.
    Inventors: Huirong YAO, Guanyang LIN, Zachary BOGUSZ, PingHung LU, WooKyu KIM, Mark NEISSER
  • Patent number: 8329387
    Abstract: The present invention relates to an antireflective coating composition comprising a novel polymer without an aromatic chromophore, where the polymer comprises a structural unit derived from an aminoplast and a structural unit derived from a diol, triol, dithiol, trithiol, other polyols, diacid, triacid, other polyacids, diimide or mixture thereof, where the diol, dithiol, triol, trithiol, diacid, triacid, diimide, diamide or imide-amide optionally contain one or more nitrogen and/or sulfur atoms or contain one or more alkene groups. The invention also relates to the novel polymer and a process for using the novel antireflective coating composition in a lithographic process.
    Type: Grant
    Filed: July 8, 2008
    Date of Patent: December 11, 2012
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Guanyang Lin, Jian Yin, Hengpeng Wu, Mark Neisser, Ralph Dammel
  • Publication number: 20120202155
    Abstract: The invention relates to an underlayer coating composition comprising a polymer, where the polymer comprises at least one hydroxyaromatic unit in the backbone of the polymer phenol which has a pendant group comprising a fluoro or iodo moiety, and at least one unit comprising an aminoplast. The invention further relates to a process for forming an image using the composition, especially for EUV.
    Type: Application
    Filed: February 8, 2011
    Publication date: August 9, 2012
    Inventors: Huirong Yao, Zachary Bogusz, Guanyang Lin, Mark Neisser
  • Patent number: 8221965
    Abstract: Antireflective coating compositions and related polymers are disclosed.
    Type: Grant
    Filed: July 8, 2008
    Date of Patent: July 17, 2012
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Zhong Xiang, Jianhui Shan, Salem Mullen, Hengpeng Wu
  • Publication number: 20110300488
    Abstract: The invention related to an antireflective coating comprising a mixture of a first polymer and a second polymer, and a thermal acid generator, where the first polymer comprises at least one fluoroalcohol moiety, at least one aliphatic hydroxyl moiety, and at least one acid moiety other than fluoroalcohol with a pKa in the range of about 8 to about 11; where the second polymer is a reaction product of an aminoplast compound with a compound comprising at least one hydroxyl and/or at least one acid group. The invention further relates to a process for using the novel composition to form an image.
    Type: Application
    Filed: June 3, 2010
    Publication date: December 8, 2011
    Inventors: Huirong Yao, Jain Yin, Guanyang Lin, Mark Neisser, David Abdallah
  • Patent number: 8039201
    Abstract: The present invention relates to an antireflective composition comprising a polymer, a thermal acid generator and optionally a crosslinking agent, where the polymer comprises at least one hydrophobic unit (1), at least one chromophore unit (2), at least one unit with a crosslinking site (3) and optionally a unit capable of crosslinking the polymer, where, R1 to R8 are independently selected from hydrogen and C1-C4 alkyl, W1 is a fully or partially fluorinated alkylene group, X is selected from F, H and OH; W2 comprises a chromophore group, and W3 Y comprises a crosslinking site. The invention also relates to a process for using the antireflective coating composition.
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: October 18, 2011
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Huirong Yao, Zhong Xiang, Jian Yin, Weihong Liu
  • Publication number: 20110200938
    Abstract: A novel antireflective coating composition is provided, said antireflective coating composition comprising a) a compound of formula 1, b) a thermal acid generator, (c) at least one polymer, wherein U1 and U2 are independently a C1-C10 alkylene group; V is selected from a C1-C10 alkylene, arylene and aromatic alkylene; W is selected from H, C1-C10 alkyl, aryl, alkylaryl and V—OH; Y is selected from H, W, and U3C(O)OW, wherein U3 is independently a C1-C10 alkylene group, and m is 1 to 10. Also provided are methods using said compositions as antireflective coatings for substrates in lithographic processes.
    Type: Application
    Filed: February 18, 2010
    Publication date: August 18, 2011
    Inventors: Huirong Yao, Guanyang Lin, Jianhui Shan, Joon Yeon Cho, Salem K. Mullen
  • Publication number: 20110151376
    Abstract: The invention relates to an antireflective coating composition comprising a crosslinker and a crosslinkable polymer capable of being crosslinked by the crosslinker, where the crosslinkable polymer comprises a unit represented by structure (1): ?A-B?n??(1) where A is a fused aromatic ring and B has a structure (2), where R1 is C1-C4alkyl and R2 is C1-C4alkyl The invention further relates to a process for forming an image using the composition.
    Type: Application
    Filed: December 23, 2009
    Publication date: June 23, 2011
    Inventors: M. Dalil Rahman, Douglas McKenzie, Huirong Yao, JoonYeon Cho, Yi Yi, Guanyang Lin
  • Publication number: 20110104613
    Abstract: The invention relates to an antireflective coating composition for a photoresist layer comprising a polymer, a crosslinking agent and an acid generator, where the polymer comprises at least one unit of structure 1, where, X is a linking moiety selected from a nonaromatic (A) moiety, aromatic (P) moiety and mixture thereof, R? is a group of structure (2), R? is independently selected from hydrogen, a moiety of structure (2), Z and W—OH, where Z is a (C1-C20) hydrocarbyl moiety and W is a (C1-C20) hydrocarbylene linking moiety, and, Y? is independently a (C1-C20) hydrocarbylene linking moiety, where structure (2) is where R1 and R2 are independently selected from H and C1-C4alkyl and L is an organic hydrocarbyl group. The invention further relates to a process for imaging the antireflective coating composition.
    Type: Application
    Filed: October 30, 2009
    Publication date: May 5, 2011
    Inventors: Huirong Yao, Guanyang Lin, Mark O. Neisser
  • Publication number: 20100009293
    Abstract: Antireflective coating compositions and related polymers are disclosed.
    Type: Application
    Filed: July 8, 2008
    Publication date: January 14, 2010
    Inventors: Huirong Yao, Zhong Xiang, Jianhui Shan, Salem Mullen, Hengpeng Wu