Patents by Inventor Xinjian Lei

Xinjian Lei 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: 20200308416
    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: Application
    Filed: June 15, 2020
    Publication date: October 1, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Xinjian Lei, Meiliang Wang, Matthew R. MacDonald, Richard Ho, Manchao Xiao, Suresh Kalpatu Rajaraman
  • Patent number: 10763103
    Abstract: Described herein are boron-containing precursor compounds, and compositions and methods comprising same, for forming boron-containing films. In one aspect, the film is deposited from at least one precursor having the following Formula I or II described herein.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: September 1, 2020
    Assignee: Versum Materials US, LLC
    Inventors: Xinjian Lei, Moo-Sung Kim
  • Publication number: 20200270749
    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: September 11, 2018
    Publication date: August 27, 2020
    Inventors: Ming Li, Xinjian Lei, Raymond N. Vrtis, Robert G. Ridgeway, Manchao Xiao
  • Patent number: 10745808
    Abstract: Described herein are methods for forming a Group 13 metal or metalloid nitride film. In one aspect, there is provided a method of forming an aluminum nitride film comprising the steps of: providing a substrate in a reactor; introducing into the reactor an at least one aluminum precursor which reacts on at least a portion of the surface of the substrate to provide a chemisorbed layer; purging the reactor with a purge gas; introducing a plasma comprising non-hydrogen containing nitrogen plasma into the reactor to react with at least a portion of the chemisorbed layer and provide at least one reactive site wherein the plasma is generated at a power density ranging from about 0.01 to about 1.5 W/cm2; and optionally purge the reactor with an inert gas; and wherein the steps are repeated until a desired thickness of the aluminum nitride film is obtained.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: August 18, 2020
    Assignee: Versum Materials US, LLC
    Inventors: Xinjian Lei, Moo-Sung Kim, Sergei Vladimirovich Ivanov
  • Publication number: 20200247830
    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: February 3, 2020
    Publication date: August 6, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Xinjian Lei, Matthew R. MacDonald, Manchao Xiao, Ming Li, Meiliang Wang
  • Publication number: 20200248309
    Abstract: A method for depositing a film comprising silicon and oxygen onto a substrate includes (a) providing a substrate in a reactor; (b) introducing into the reactor at least one silicon precursor compound selected from the group consisting of Formulae A, B, and C as described herein, (c) purging the reactor with a purge gas; (d) introducing at least one of an oxygen-containing source and a nitrogen-containing source into the reactor; and (e) purging the reactor with the purge gas, wherein the steps b through e are repeated until a desired thickness of resulting silicon-containing film is deposited; and (f) treating the resulting silicon-containing film with R3xSi(NR1R2)4-x wherein R1-3 are the same as aforementioned, preferably methyl or ethyl; and x=1, 2, or 3; and wherein the method is conducted at one or more temperatures ranging from about 20° C. to 300° C.
    Type: Application
    Filed: February 4, 2020
    Publication date: August 6, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Meiliang Wang, Xinjian Lei, Haripin Chandra, Matthew R. MacDonald
  • Patent number: 10703915
    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: September 8, 2017
    Date of Patent: July 7, 2020
    Assignee: VERSUM MATERIALS US, LLC
    Inventors: Xinjian Lei, Meiliang Wang, Matthew R. MacDonald, Richard Ho, Manchao Xiao, Suresh Kalpatu Rajaraman
  • Publication number: 20200203155
    Abstract: A composition and method for using the composition in the fabrication of an electronic device are disclosed. Compounds, compositions and methods for depositing a low dielectric constant (<4.0) and high oxygen ash resistance silicon-containing film such as, without limitation, a carbon doped silicon oxide, are disclosed.
    Type: Application
    Filed: January 22, 2020
    Publication date: June 25, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Haripin Chandra, Xinjian Lei, Anupama Mallikarjunan, Moo-Sung Kim
  • Publication number: 20200165727
    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 1-methyl-1-iso-propoxy-silacyclopentane or 1-methyl-1-iso-propoxy-silacyclobutane; and applying energy to the gaseous composition comprising 1-methyl-1-iso-propoxy-silacyclopentane or 1-methyl-1-iso-propoxy-silacyclobutane in the reaction chamber to induce reaction of the gaseous composition comprising 1-methyl-1-iso-propoxy-silacyclopentane or 1-methyl-1-iso-propoxy-silacyclobutane to deposit an organosilicon film on the substrate, wherein the organosilicon film has a dielectric constant of from 2.70 to 3.20, an elastic modulus of from 11 to 25 GPa, and an at. % carbon of from 12 to 31 as measured by XPS.
    Type: Application
    Filed: November 26, 2019
    Publication date: May 28, 2020
    Applicant: Versum Materials US, LLC
    Inventors: William Robert Entley, Jennifer Lynn Anne Achtyl, Raymond Nicholas Vrtis, Robert Gordon Ridgeway, Xinjian Lei
  • Publication number: 20200075312
    Abstract: A composition and method for using the composition in the fabrication of an electronic device are disclosed. Compounds, compositions and methods for depositing a high quality silicon nitride or carbon doped silicon nitride.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Haripin Chandra, Xinjian Lei, Moo-Sung Kim
  • Publication number: 20200071819
    Abstract: A composition and method for using the composition in the fabrication of an electronic device are disclosed. Compounds, compositions and methods for depositing a low dielectric constant (<5.0) and high oxygen ash resistance silicon-containing film such as, without limitation, a carbon doped silicon oxide, are disclosed.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Xinjian Lei, Moo-Sung Kim, Haripin Chandra
  • Publication number: 20200075323
    Abstract: A method and composition for producing a low k dielectric film via plasma enhanced chemical vapor deposition comprise the steps of: providing a substrate within a reaction chamber; introducing into the reaction chamber gaseous reagents including at least one structure-forming precursors comprising a silacycloalkane compound, an oxygen source, and optionally a porogen; applying energy to the gaseous reagents in the reaction chamber to induce reaction of the gaseous reagents to deposit a low k dielectric film having dielectric constant of 3.2 or less. In certain embodiments, the structure-forming precursor further comprises a hardening additive.
    Type: Application
    Filed: August 23, 2019
    Publication date: March 5, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Manchao Xiao, Robert Gordon Ridgeway, Daniel P. Spence, Xinjian Lei, Raymond Nicholas Vrtis
  • Publication number: 20200062787
    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: August 21, 2019
    Publication date: February 27, 2020
    Applicant: 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: 20200058496
    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 which is at a temperature of from about ?20° C. to about 400° C.; introducing into the reactor at least one silicon-containing compound having at least one acetoxy group 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 oxide coating has a low k and excellent mechanical properties.
    Type: Application
    Filed: September 24, 2019
    Publication date: February 20, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Jianheng Li, Raymond Nicholas Vrtis, Robert Gordon Ridgeway, Manchao Xiao, Xinjian Lei
  • Publication number: 20200051811
    Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, the precursor comprises a compound represented by one of following Formulae A through E below: In one particular embodiment, the organoaminosilane precursors are effective for a low temperature (e.g., 350° C. or less), atomic layer deposition (ALD) or plasma enhanced atomic layer deposition (PEALD) of a silicon-containing film. In addition, described herein is a composition comprising an organoaminosilane described herein wherein the organoaminosilane is substantially free of at least one selected from the amines, halides (e.g., Cl, F, I, Br), higher molecular weight species, and trace metals.
    Type: Application
    Filed: September 24, 2019
    Publication date: February 13, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Mark Leonard O'Neill, Manchao Xiao, Xinjian Lei, Richard Ho, Haripin Chandra, Matthew R. MacDonald, Meiliang Wang
  • Publication number: 20200048286
    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: October 18, 2019
    Publication date: February 13, 2020
    Inventors: Manchao Xiao, Raymond Nicholas Vrtis, Robert Gordon Ridgeway, William Robert Entley, Jennifer Lynn Anne Achtyl, Xinjian Lei, Daniel P. Spence
  • Publication number: 20200040192
    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: Application
    Filed: September 8, 2017
    Publication date: February 6, 2020
    Applicant: Versum Materials US, LLC
    Inventors: Xinjian Lei, Meiliang Wang, Matthew R. MacDonald, Richard Ho, Manchao Xiao, Suresh Kalpatu Rajaraman
  • Publication number: 20200032389
    Abstract: Halidosilane compounds, processes for synthesizing halidosilane compounds, compositions comprising halidosilane precursors, and processes for depositing silicon-containing films (e.g., silicon, amorphous silicon, silicon oxide, silicon nitride, silicon carbide, silicon oxynitride, silicon carbonitride, doped silicon films, and metal-doped silicon nitride films) using halidosilane precursors. Examples of halidosilane precursor compounds described herein, include, but are not limited to, monochlorodisilane (MCDS), monobromodisilane (MBDS), monoiododisilane (MIDS), monochlorotrisilane (MCTS), and monobromotrisilane (MBTS), monoiodotrisilane (MITS). Also described herein are methods for depositing silicon containing films such as, without limitation, silicon, amorphous silicon, silicon oxide, silicon nitride, silicon carbide, silicon oxynitride, silicon carbonitride, doped silicon films, and metal-doped silicon nitride films, at one or more deposition temperatures of about 500° C. or less.
    Type: Application
    Filed: June 14, 2016
    Publication date: January 30, 2020
    Inventors: Xinjian Lei, Jianheng Li, John Francis Lehmann, Alan Charles Cooper
  • Publication number: 20190385840
    Abstract: A chemical vapor deposition method for producing a dielectric film, the method comprising: providing a substrate into a reaction chamber; introducing gaseous reagents into the reaction chamber wherein the gaseous reagents comprise a silicon precursor comprising an silicon compound having Formula I as defined herein and applying energy to the gaseous reagents in the reaction chamber to induce reaction of the gaseous reagents to 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.
    Type: Application
    Filed: June 18, 2019
    Publication date: December 19, 2019
    Applicant: Versum Materials US, LLC
    Inventors: Robert G. Ridgeway, Jennifer Lynn Anne Achtyl, Raymond N. Vrtis, Xinjian Lei, William Robert Entley
  • Publication number: 20190382886
    Abstract: The siloxanes containing compositions and methods are disclosed. The disclosed method relates to a method of depositing a dielectric film on a substrate, the method involving the steps of a) placing the substrate in a reaction chamber; b) introducing a process gas comprising a cyclic silicon-containing compound and an oxidant; and c) exposing the substrate to the process gas under conditions such that the cyclic silicon-containing compound and the oxidant react to form a flowable film on the substrate surface. The method can further involve converting the flowable film into a solid dielectric material (e.g., a silicon oxide film). In certain embodiments, conversion of the film may be accomplished by annealing the as-deposited film by a thermal, plasma anneal and/UV curing.
    Type: Application
    Filed: June 16, 2019
    Publication date: December 19, 2019
    Applicant: Versum Materials US, LLC
    Inventors: Jianheng Li, Xinjian Lei, Raymond N. Vrtis, Robert G. Ridgeway