Patents by Inventor Manchao Xiao

Manchao Xiao 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: 11952465
    Abstract: Amino-functionalized linear and cyclic oligosiloxanes, which have at least two silicon and two oxygen atoms as well as an organoamino group and methods for making the oligosiloxanes are disclosed. Methods for depositing silicon and oxygen containing films using the organoamino-functionalized linear and cyclic oligosiloxanes are also disclosed.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: April 9, 2024
    Assignee: VERSUM MATERIALS US, LLC
    Inventors: Manchao Xiao, Matthew R. MacDonald, Xinjian Lei, Meiliang Wang
  • Publication number: 20240093366
    Abstract: Described herein are compositions and methods of forming a dielectric film comprising silicon and carbon onto at least a surface of a substrate, the method comprising introducing into a reactor at least one silacycloalkane precursor selected from the group consisting of compounds represented by the structure of Formula IA and compounds represented by the structure of Formula IB: as defined herein.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 21, 2024
    Inventors: MING LI, XINJIAN LEI, RAYMOND N. VRTIS, ROBERT G. RIDGEWAY, MANCHAO XIAO
  • Publication number: 20240093360
    Abstract: A composition, and method for using the composition, in the fabrication of an electronic device, and particularly for depositing a film comprising silicon and boron having low dielectric constant (<6.0) and high oxygen ash resistance. The film includes silicon and boron and may be, without limitation, a silicon borocarboxide, a silicon borocarbonitride, a silicon boroxide, or a silicon borocarboxynitride.
    Type: Application
    Filed: March 1, 2022
    Publication date: March 21, 2024
    Inventors: HARIPIN CHANDRA, MANCHAO XIAO, MING LI, XINJIAN LEI, HYUNWOO KIM, BYUNG KEUN HWANG, SUNHYE HWANG, YOUNGJUNG CHO
  • Publication number: 20240052490
    Abstract: A method for making a dense organosilicon film with improved mechanical properties, the method comprising the steps of: providing a substrate within a reaction chamber; introducing into the reaction chamber a gaseous composition comprising a novel mono- or dialkoxysilane; and applying energy to the gaseous composition comprising the novel mono- or dialkoxysilane in the reaction chamber to induce reaction of the gaseous composition comprising the novel mono- or dialkoxysilane to deposit an organosilicon film on the substrate, wherein the organosilicon film has a dielectric constant of from about 2.8 to about 3.3, an elastic modulus of from about 7 to about 30 GPa, and an at. % carbon of from about 10 to about 30 as measured by XPS.
    Type: Application
    Filed: September 11, 2020
    Publication date: February 15, 2024
    Applicant: VERSUM MATERIALS US, LLC
    Inventors: MANCHAO XIAO, WILLIAM ROBERT ENTLEY, DANIEL P. SPENCE, RAYMOND NICHOLAS VRTIS, JENNIFER LYNN ANNE ACHTYL, ROBERT GORDON RIDGEWAY, XINJIAN LEI
  • Patent number: 11851756
    Abstract: Methods for forming a dielectric film comprising silicon and carbon onto at least a surface of a substrate includes introducing into a reactor one or more compounds represented by the structure of Formula IA and compounds represented by the structure of Formula IB: as defined herein.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: December 26, 2023
    Assignee: Versum Materials US, LLC
    Inventors: Ming Li, Xinjian Lei, Raymond N. Vrtis, Robert G. Ridgeway, Manchao Xiao
  • Publication number: 20230386825
    Abstract: A method for making a dense organosilicon film with improved mechanical properties includes the steps of: providing a substrate within a reaction chamber; introducing into the reaction chamber a gaseous composition comprising alkoxydisiloxane; and applying energy to the gaseous composition comprising alkoxydisiloxane in the reaction chamber to induce reaction of the gaseous composition comprising alkoxydisiloxane to deposit an organosilicon film on the substrate, wherein the organosilicon film has a dielectric constant of from ˜2.50 to ˜3.30, an elastic modulus of from ˜6 to ˜35 GPa, and an at. % carbon of from ˜10 to ˜40 as measured by XPS.
    Type: Application
    Filed: October 20, 2021
    Publication date: November 30, 2023
    Inventors: MANCHAO XIAO, DANIEL P. SPENCE, XINJIAN LEI, WILLIAM ROBERT ENTLEY, RAYMOND NICHOLAS VRTIS, JENNIFER LYNN ANNE ACHTYL, ROBERT GORDON RIDGEWAY
  • Publication number: 20230348736
    Abstract: Described herein are compositions for depositing a carbon-doped silicon containing film comprising: a precursor comprising at least one compound selected from the group consisting of: an organoaminosilane having a formula of R8N(SiR9LH)2, wherein R8, R9, and L are defined herein. Also described herein are methods for depositing a carbon-doped silicon-containing film using the composition wherein the method is one selected from the following: cyclic chemical vapor deposition (CCVD), atomic layer deposition (ALD), plasma enhanced ALD (PEALD) and plasma enhanced CCVD (PECCVD).
    Type: Application
    Filed: June 20, 2023
    Publication date: November 2, 2023
    Inventors: MANCHAO XIAO, XINJIAN LEI, RONALD MARTIN PEARLSTEIN, HARIPIN CHANDRA, EUGENE JOSEPH KARWACKI, BING HAN, MARK LEONARD O'NEILL
  • Publication number: 20230339986
    Abstract: A method for producing an alkenyl or alkynyl-containing organosilicon precursor composition, the method comprising the steps of distilling at least once a composition comprising an alkenyl or alkynyl-containing organosilicon compound having the formula RnSiR14-n wherein R is selected a linear or branched C2 to C6 alkenyl group, a linear or branched C2 to C6 alkynyl group; R1 is selected from hydrogen, a linear or branched C1 to C10 alkyl group, and a C3 to C10 cyclic alkyl group; and n is a number selected from 1 to 4, wherein a distilled alkenyl or alkynyl-containing organosilicon precursor composition is produced after distilling; and packaging the distilled alkenyl or alkynyl-containing organosilicon precursor composition in a container, wherein the container permits transmission into the container of no more than 10% of ultraviolet and visible light having a wavelength of between 290 nm to 450 nm.
    Type: Application
    Filed: June 13, 2023
    Publication date: October 26, 2023
    Inventors: ROBERT G. RIDGEWAY, RAYMOND N. VRTIS, XINJIAN LEI, MADHUKAR B. RAO, STEVEN GERARD MAYORGA, NEILL OSTERWALDER, MANCHAO XIAO, MEILIANG WANG
  • Publication number: 20230287562
    Abstract: Precursors and methods for (a) forming silicon-containing films and (b) functionalizing substrate surfaces in order to generate a germanium seed layer suitable for deposition of Ge films. In one aspect, there is provided a precursor of Formula I and/or a precursor of Formula II: as described herein.
    Type: Application
    Filed: July 23, 2021
    Publication date: September 14, 2023
    Inventors: MATTHEW R. MACDONALD, MANCHAO XIAO
  • Publication number: 20230279030
    Abstract: A composition useful in depositing low dielectric constant (low-k) insulating materials into high aspect ratio gaps, trenches, vias, and other surface features, of semiconductor devices by a plasma-enhanced chemical vapor deposition (PECVD) process is disclosed. The composition may comprise an alkoxy-functionalized cyclosiloxane derived from trimethylcyclotrisiloxane, tetramethylcyclotetrasiloxane, or pentamethylcyclopentasiloxane. The alkoxy-functionalization may comprise between 1 and 10 carbon atoms. A method of depositing the alkoxy-functionalized cyclosiloxane composition by a PECVD process is also disclosed. Finally, a film comprising a flowable liquid, or oligomer, comprising the oligomerized, or polymerized, alkoxy-functionalized cyclosiloxane composition, on a substrate is disclosed.
    Type: Application
    Filed: July 23, 2021
    Publication date: September 7, 2023
    Inventors: FORREST GLENN BROWN, RAYMOND NICHOLAS VRTIS, ROBERT GORDON RIDGEWAY, MANCHAO XIAO, SURESH KALPATTU RAJARAMAN, DANIEL P. SPENCE
  • Patent number: 11735413
    Abstract: A method for depositing a silicon-containing film, the method comprising: placing a substrate comprising at least one surface feature into a flowable CVD reactor; introducing into the reactor at least one silicon-containing compound and at least one multifunctional organoamine compound to at least partially react the at least one silicon-containing compound to form a flowable liquid oligomer wherein the flowable liquid oligomer forms a silicon oxide coating on the substrate and at least partially fills at least a portion of the at least one surface feature. Once cured, the silicon carbonitride coating has excellent mechanical properties.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: August 22, 2023
    Assignee: Versum Materials US, LLC
    Inventors: Manchao Xiao, Daniel P. Spence, Richard Ho
  • Patent number: 11725111
    Abstract: Described herein are compositions for depositing a carbon-doped silicon containing film comprising: a precursor comprising at least one compound selected from the group consisting of: an organoaminosilane having a formula of R8N(SiR9LH)2, wherein R8, R9, and L are defined herein. Also described herein are methods for depositing a carbon-doped silicon-containing film using the composition wherein the method is one selected from the following: cyclic chemical vapor deposition (CCVD), atomic layer deposition (ALD), plasma enhanced ALD (PEALD) and plasma enhanced CCVD (PECCVD).
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: August 15, 2023
    Assignee: Versum Materials US, LLC
    Inventors: Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Haripin Chandra, Eugene Joseph Karwacki, Bing Han, Mark Leonard O'Neill
  • Patent number: 11713328
    Abstract: A method for producing an alkenyl or alkynyl-containing organosilicon precursor composition, the method comprising the steps of distilling at least once a composition comprising an alkenyl or alkynyl-containing organosilicon compound having the formula RnSiR14?n wherein R is selected a linear or branched C2 to C6 alkenyl group, a linear or branched C2 to C6 alkynyl group; R1 is selected from hydrogen, a linear or branched C1 to C10 alkyl group, and a C3 to C10 cyclic alkyl group; and n is a number selected from 1 to 4, wherein a distilled alkenyl or alkynyl-containing organosilicon precursor composition is produced after distilling; and packaging the distilled alkenyl or alkynyl-containing organosilicon precursor composition in a container, wherein the container permits transmission into the container of no more than 10% of ultraviolet and visible light having a wavelength of between 290 nm to 450 nm.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: August 1, 2023
    Assignee: VERSUM MATERIALS US, LLC
    Inventors: Robert G. Ridgeway, Raymond N. Vrtis, Xinjian Lei, Madhukar B. Rao, Steven Gerard Mayorga, Neil Osterwalder, Manchao Xiao, Meiliang Wang
  • Publication number: 20230183272
    Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I: as described herein.
    Type: Application
    Filed: January 9, 2023
    Publication date: June 15, 2023
    Inventors: XINJIAN LEI, MATTHEW R. MCDONALD, MANCHAO XIAO, MING LI, MEILIANG WANG
  • Publication number: 20230167549
    Abstract: Organoamino-polysiloxanes, which have at least three silicon atoms, oxygen atoms, as well as an organoamino group, and methods for making the organoamino-polysiloxanes are disclosed. Methods for depositing silicon and oxygen containing films using the organoamino-polysiloxanes are also disclosed.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 1, 2023
    Inventors: XINJIAN LEI, MANCHAO XIAO, MATTHEW R. MACDONALD, DANIEL P. SPENCE, MEILIANG WANG, SURESH KALPATU RAJARAMAN
  • Publication number: 20230123377
    Abstract: A composition, and chemical vapor deposition method, is provided for producing a dielectric film. A gaseous reagent including the composition is introduced into the reaction chamber in which a substrate is provided. The gaseous reagent includes a silicon precursor that includes a silicon compound according to Formula I as defined herein. Energy is applied to the gaseous reagents in the reaction chamber to induce reaction of the gaseous reagents and to thereby deposit a film on the substrate. The film as deposited is suitable for its intended use without an optional additional cure step applied to the as-deposited film. A method for making the composition is also disclosed.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 20, 2023
    Inventors: Manchao Xiao, Raymond N. Vrtis, Robert Gordon Ridgeway, William R. Entley, Jennifer Lynn Anne Achtyl, Xinjian Lei, Daniel P. Spence
  • Publication number: 20230103933
    Abstract: A method for making a dense organosilicon film with improved mechanical properties, the method comprising the steps of: providing a substrate within a reaction chamber; introducing into the reaction chamber a gaseous composition comprising hydrido-dimethyl-alkoxysilane; and applying energy to the gaseous composition comprising hydrido-dimethyl-alkoxysilane in the reaction chamber to induce reaction of the gaseous composition comprising hydrido-dimethyl-alkoxysilane to deposit an organosilicon film on the substrate, wherein the organosilicon film has a dielectric constant from ˜2.70 to ˜3.50, an elastic modulus of from ˜6 to ˜36 GPa, and an at. % carbon from ˜10 to ˜36 as measured by XPS.
    Type: Application
    Filed: March 29, 2021
    Publication date: April 6, 2023
    Applicant: VERSUM MATERIALS US, LLC
    Inventors: MANCHAO XIAO, ENTLEY WILLIAM ROBERT, DANIEL P. SPENCE, RAYMOND NICHOLAS VRTIS, JENNIFER LYNN ANNE ACHTYL, ROBERT GORDON RIDGEWAY, XINJIAN LEI
  • Patent number: 11591692
    Abstract: Organoamino-polysiloxanes, which have at least three silicon atoms, oxygen atoms, as well as an organoamino group, and methods for making the organoamino-polysiloxanes are disclosed. Methods for depositing silicon and oxygen containing films using the organoamino-polysiloxanes are also disclosed.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: February 28, 2023
    Assignee: Versum Materials US, LLC
    Inventors: Xinjian Lei, Manchao Xiao, Matthew R. MacDonald, Daniel P. Spence, Meiliang Wang, Suresh Kalpatu Rajaraman
  • Publication number: 20230058258
    Abstract: An atomic layer deposition method for depositing a film into surface features of a substrate is disclosed. The method may include the step of placing the substrate having surface features into a reactor. An organic passivation agent may be introduced into the 5 reactor, which may react with a portion of exposed hydroxyl radicals within the surface features. Subsequently, unreacted organic passivation agent may be purged, and then a precursor may be introduced. The precursor may react with the remaining exposed hydroxyl radicals that did not interact with the organic passivation agent. Subsequently, the unreacted precursor may be purged, and an oxygen source or a nitrogen source may 10 be introduced into the reactor to form a film within the surface features.
    Type: Application
    Filed: December 22, 2020
    Publication date: February 23, 2023
    Applicant: VERSUM MATERIALS US, LLC
    Inventors: HARIPIN CHANDRA, XINJIAN LEI, DANIEL P. SPENCE, MANCHAO XIAO, RONALD MARTIN PEARLSTEIN, MATTHEW R. MACDONALD, MADHUKAR B. RAO
  • Patent number: 11584854
    Abstract: Described herein are compositions and methods for forming silicon oxide films. In one aspect, the film is deposited from at least one silicon precursor compound, wherein the at least one silicon precursor compound is selected from the following Formulae A and B: as defined herein.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: February 21, 2023
    Assignee: Versum Materials US, LLC
    Inventors: Xinjian Lei, Meiliang Wang, Matthew R. MacDonald, Richard Ho, Manchao Xiao, Suresh Kalpatu Rajaraman