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).

  • Patent number: 11421128
    Abstract: A coating composition, and uses thereof, including a solvent, metal oxide nanoparticles dispersed in this solvent, and a high carbon polymer dissolved in this solvent, where the high carbon polymer includes a repeat unit of structure (1), a hydroxybiphenyl repeat unit of structure (2) and a moiety containing a fused aromatic containing moiety of structure (3) where R1 and R2 are independently selected from the group of hydrogen, an alkyl and a substituted alkyl, Ar is an unsubstituted or substituted fused aromatic ring and X1 is an alkylene spacer, or a direct valence bound.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: August 23, 2022
    Assignee: Merck Patent GMBH
    Inventors: M. Dalil Rahman, Huirong Yao, JoonYeon Cho, Munirathna Padmanaban, Elizabeth Wolfer
  • Patent number: 11042091
    Abstract: The present invention relates to a composition comprising; components a. c. and d; and optional component b. wherein, component a. is a metal compound having the structure (I), optional component b., is a polyol additive, having structure (VI), component c. is a high performance polymer additive, and component d. is a solvent. The present invention further relates to using this compositions in methods for manufacturing electronic devices through either the formation of a patterned films of high K material comprised of a metal oxide on a semiconductor substrate, or through the formation of patterned metal oxide comprised layer overlaying a semiconductor substrate which may be used to selectively etch the semiconductor substrate with a fluorine plasma.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: June 22, 2021
    Assignee: Merck Patent GmbH
    Inventors: Huirong Yao, JoonYeon Cho, M. Dalil Rahman
  • Publication number: 20210109451
    Abstract: The disclosed and claimed subject matter relates hybrid metallic oxide formulations useful for filling trenches and vias during lithographic processes (e.g., image reversal) that include (i) one or more metal salts, (ii) an organic polymer and (iii) one or more solvents.
    Type: Application
    Filed: September 15, 2020
    Publication date: April 15, 2021
    Inventor: Huirong YAO
  • Publication number: 20200356006
    Abstract: The present invention relates to a composition comprising; components a. c. and d; and optional component b. wherein, component a. is a metal compound having the structure (I), optional component b., is a polyol additive, having structure (VI), component c. is a high performance polymer additive, and component d. is a solvent. The present invention further relates to using this compositions in methods for manufacturing electronic devices through either the formation of a patterned films of high K material comprised of a metal oxide on a semiconductor substrate, or through the formation of patterned metal oxide comprised layer overlaying a semiconductor substrate which may be used to selectively etch the semiconductor substrate with a fluorine plasma.
    Type: Application
    Filed: September 4, 2018
    Publication date: November 12, 2020
    Inventors: Huirong YAO, JoonYeon CHO, M. Dalil Rahman
  • Publication number: 20200087534
    Abstract: The present invention relates a coating composition comprising a solvent, metal oxide nanoparticles dispersed in this solvent, a high carbon polymer dissolved in this solvent, where the high carbon polymer comprises a repeat unit of structure (1), a hydroxybiphenyl repeat unit of structure (2) and an moiety containing a fused aromatic containing moiety of structure (3) wherein R1 and R2 are independently selected from the group consisting of hydrogen, an alkyl and a substituted alkyl, Ar is an unsubstituted or substituted fused aromatic ring and X1 is an alkylene spacer, or a direct valence bound. The invention also relates to a processes where this composition is used in lithographic applications as a patterned hard mask either through and inverse tone hard mask pattern transfer process or a conventional mask pattern process using a photoresist, to pattern the hard mask and a hard mask to pattern a semiconductor substrate with a plasma.
    Type: Application
    Filed: December 19, 2017
    Publication date: March 19, 2020
    Inventors: M. Dalil RAHMAN, Huirong YAO, JoonYeon CHO, Munirathna PADMANABAN, Elizabeth WOLFER
  • Publication number: 20200002568
    Abstract: Masking compositions for preventing metal contamination at substrate edges during the manufacture of electronic devices. The masking compositions have a unit of structure (I): Also provided are methods of using the masking compositions for manufacturing electronic devices.
    Type: Application
    Filed: March 14, 2018
    Publication date: January 2, 2020
    Inventors: Huirong YAO, Elizabeth WOLFER, JoonYeon CHO, Orest POLISHCHUCK, M. Dalil RAHMAN, Douglas S. Mackenzie
  • Patent number: 10241409
    Abstract: Compositions having a high metal content comprising a metal salt solution, a stabilizer and one or more optional additives, wherein the metal salt solution comprises a metal ion, a counter ion and a solvent. The compositions are useful for forming films on substrates in the manufacture of solid state and integrated circuit devices.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: March 26, 2019
    Assignee: AZ Electronic Materials (Luxembourg) S.à.r.l.
    Inventors: Huirong Yao, M. Dalil Rahman, Douglas McKenzie, JoonYeon Cho
  • Publication number: 20170176860
    Abstract: Compositions having a high metal content comprising a metal salt solution, a stabilizer and one or more optional additives, wherein the metal salt solution comprises a metal ion, a counter ion and a solvent. The compositions are useful for forming films on substrates in the manufacture of solid state and integrated circuit devices.
    Type: Application
    Filed: December 22, 2015
    Publication date: June 22, 2017
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong Yao, M. Dalil Rahman, Douglas McKenzie, JoonYeon Cho
  • Patent number: 9499698
    Abstract: The present invention relates to a novel composition with improved stability containing soluble, multi-ligand-substituted metal compound, a polyol compound and a solvent useful for filling material on photoresist patterns with good trench or via filling properties of microlithographic features, where the filled patterns having good plasma etch resistance in oxygen based plasmas and are used as a hard mask in forming fine patterns on semiconductor substrates by pattern transfer of this hard mask. The present invention further relates to using the novel composition in methods for manufacturing electronic devices.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: November 22, 2016
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG)S.A.R.L.
    Inventors: Huirong Yao, Elizabeth Wolfer, Salem K. Mullen, Alberto D. Dioses, JoonYeon Cho
  • Patent number: 9418836
    Abstract: The present invention relates to novel compositions comprising a metal component selected from a group chosen from at least one polyoxometalate, at least one heteropolyoxometalate and a mixture thereof; and, at least one organic component. The present invention also relates to methods of preparing the nanorod arrays and the nanorod materials and films. The present invention also relates to novel compositions to generate metal-oxide rich films, and also relates to processes for via or trench filling, reverse via or trench filling and imaging with underlayers. The materials are useful in wide range of manufacturing applications in many industries, including the semiconductor devices, electro-optical devices and energy storage industry.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: August 16, 2016
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Venkata Gopal Reddy Chada, Huirong Yao, Munirathna Padmanaban, JoonYeon Cho, Elizabeth Wolfer, Alberto D. Dioses, Salem K. Mullen
  • Publication number: 20160230019
    Abstract: The present invention relates to a novel composition with improved stability containing soluble, multi-ligand-substituted metal compound, a polyol compound and a solvent useful for filling material on photoresist patterns with good trench or via filling properties of microlithographic features, where the filled patterns having good plasma etch resistance in oxygen based plasmas and are used as a hard mask in forming fine patterns on semiconductor substrates by pattern transfer of this hard mask. The present invention further relates to using the novel composition in methods for manufacturing electronic devices.
    Type: Application
    Filed: February 11, 2015
    Publication date: August 11, 2016
    Inventors: Huirong YAO, Elizabeth WOLFER, Salem K. MULLEN, Alberto D. DIOSES, JoonYeon CHO
  • Patent number: 9409793
    Abstract: The present invention relates to a novel spin coatable composition comprising (a) metallosilicic acid; (b) at least one compound comprising two or more 4-hydroxyphenyl groups; and, c) a solvent. The component b) can be a 4-hydroxyphenyl compound of structure (I) wherein W is a linking group chosen from the group consisting of an organic linking moiety, a heteroatom containing linking moiety and a direct valence bond, m is a positive integer of 1 and n is a positive integer equal to 1 or and Ri, Rii, Riii and Riv are independently chosen substituents from a group consisting of hydrogen, (C1-C6) alkyl, (C1-C6) alkoxy, (C6-C20) aryl, halides (such as Cl, I, F), hydroxyl, alkylcarbonyl (alkyl-C(?O)—), alkylcarbonyloxy (alkyl-C(?O)—O—), alkyloxycarbonyl (alkyl-O—C(?O)—), alkyloxycarbonyloxy (alkyl-O—C(?O)—O—) and mixtures of these; and a solvent. The present invention further relates to processes using the novel compositions.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: August 9, 2016
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Venkata Gopal Reddy Chada, Huirong Yao, Salem Mullen, Elizabeth Wolfer, Alberto D. Dioses, JoonYeon Cho, Munirathna Padmanaban
  • Patent number: 9315636
    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: Grant
    Filed: December 7, 2012
    Date of Patent: April 19, 2016
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong Yao, M. Dalil Rahman, Salem K. Mullen, JoonYeon Cho, Clement Anyadiegwu, Munirathna Padmanaban
  • Patent number: 9296922
    Abstract: The present invention relates to novel, soluble, multi-ligand-substituted metal oxide compounds to form metal oxide films with improved stability as well as compositions made from them and methods of their use. Specifically, the invention pertains to compounds having the following structure (I) wherein M is a metal and n is 1 to 20, and wherein at least one of R1, R2, R3, and R4 is i) and at least at least one of R1, R2, R3, and R4 is ii), where i) is a silicon bearing organic moiety having at least 2 carbons, and ii) is an organic moiety. The invention also relates to spin-coatable compositions of compounds of structure (I) dissolved into a solvent. The present invention further relates to processes using this spin coatable composition to form a coating on a patterned substrate.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: March 29, 2016
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong Yao, Salem K. Mullen, Elizabeth Wolfer, Douglas McKenzie, JoonYeon Cho, Munirathna Padmanaban
  • Patent number: 9201305
    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: Grant
    Filed: June 28, 2013
    Date of Patent: December 1, 2015
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: M. Dalil Rahman, Venkata Gopal Reddy Chada, Huirong Yao, Clement Anyadiegwu, Douglas McKenzie
  • Patent number: 9170494
    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: Grant
    Filed: June 19, 2012
    Date of Patent: October 27, 2015
    Assignee: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong Yao, Guanyang Lin, JoonYeon Cho
  • Publication number: 20150227043
    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: April 21, 2015
    Publication date: August 13, 2015
    Inventors: Huirong YAO, JoonYeon CHO, Zachary BOGUSZ, Salem K. MULLEN, Guanyang LIN, Mark O. NEISSER
  • Publication number: 20150200091
    Abstract: The present invention relates to novel compositions comprising a metal component selected from a group chosen from at least one polyoxometalate, at least one heteropolyoxometalate and a mixture thereof; and, at least one organic component. The present invention also relates to methods of preparing the nanorod arrays and the nanorod materials and films. The present invention also relates to novel compositions to generate metal-oxide rich films, and also relates to processes for via or trench filling, reverse via or trench filling and imaging with underlayers. The materials are useful in wide range of manufacturing applications in many industries, including the semiconductor devices, electro-optical devices and energy storage industry.
    Type: Application
    Filed: July 29, 2014
    Publication date: July 16, 2015
    Inventors: Venkata Gopal Reddy CHADA, Huirong YAO, Munirathna PADMANABAN, JoonYeon CHO, Elizabeth WOLFER, Alberto D. DIOSES, Salem K. MULLEN
  • Publication number: 20150200090
    Abstract: The present invention relates to a novel spin coatable composition comprising (a) metallosilicic acid; (b) at least one compound comprising two or more 4-hydroxyphenyl groups; and, c) a solvent. The component b) can be a 4-hydroxyphenyl compound of structure (I) wherein W is a linking group chosen from the group consisting of an organic linking moiety, a heteroatom containing linking moiety and a direct valence bond, m is a positive integer of 1 and n is a positive integer equal to 1 or and Ri, Rii, Riii and Riv are independently chosen substituents from a group consisting of hydrogen, (C1-C6) alkyl, (C1-C6) alkoxy, (C6-C20) aryl, halides (such as Cl, I, F), hydroxyl, alkylcarbonyl (alkyl-C(?O)—), alkylcarbonyloxy (alkyl-C(?O)—O—), alkyloxycarbonyl (alkyl-O—C(?O)—), alkyloxycarbonyloxy (alkyl-O—C(?O)—O—) and mixtures of these; and a solvent. The present invention further relates to processes using the novel compositions.
    Type: Application
    Filed: January 14, 2014
    Publication date: July 16, 2015
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Venkata Gopal Reddy CHADA, Huirong YAO, Salem MULLEN, Elizabeth WOLFER, Alberto D. DIOSES, JoonYeon CHO, Munirathna PADMANABAN
  • Publication number: 20150064904
    Abstract: The present invention relates to novel, soluble, multi-ligand-substituted metal oxide compounds to form metal oxide films with improved stability as well as compositions made from them and methods of their use. Specifically, the invention pertains to a compounds having the following structure (I): wherein M is a metal and n is 1 to 20, and wherein at least one of R1, R2, R3, and R4 is i) and at least at least one of R1, R2, R3, and R4 is ii), where i) is a silicon bearing organic moiety having at least 2 carbons, and ii) is an organic moiety. The invention also relates to spin-coatable composition of compounds of structure (I) dissolved into a solvent. The present invention further relates to processes using this spin coatable composition to form a coating on a patterned substrate.
    Type: Application
    Filed: August 30, 2013
    Publication date: March 5, 2015
    Applicant: AZ ELECTRONIC MATERIALS (LUXEMBOURG) S.A.R.L.
    Inventors: Huirong YAO, Salem K. MULLEN, Elizabeth WOLFER, Douglas MCKENZIE, JoonYeon CHO, Munirathna PADMANABAN