Patents by Inventor Haripin Chandra
Haripin Chandra 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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Publication number: 20200071819Abstract: 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: ApplicationFiled: August 27, 2019Publication date: March 5, 2020Applicant: Versum Materials US, LLCInventors: Xinjian Lei, Moo-Sung Kim, Haripin Chandra
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Publication number: 20200075312Abstract: 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: ApplicationFiled: August 27, 2019Publication date: March 5, 2020Applicant: Versum Materials US, LLCInventors: Haripin Chandra, Xinjian Lei, Moo-Sung Kim
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Publication number: 20200051811Abstract: 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: ApplicationFiled: September 24, 2019Publication date: February 13, 2020Applicant: Versum Materials US, LLCInventors: Mark Leonard O'Neill, Manchao Xiao, Xinjian Lei, Richard Ho, Haripin Chandra, Matthew R. MacDonald, Meiliang Wang
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Patent number: 10460929Abstract: 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: GrantFiled: April 5, 2017Date of Patent: October 29, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Mark Leonard O'Neill, Manchao Xiao, Xinjian Lei, Richard Ho, Haripin Chandra, Matthew R. MacDonald, Meiliang Wang
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Patent number: 10453675Abstract: 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: GrantFiled: September 11, 2014Date of Patent: October 22, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Mark Leonard O'Neill, Manchao Xiao, Xinjian Lei, Richard Ho, Haripin Chandra, Matthew R. MacDonald, Meiliang Wang
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Publication number: 20190287798Abstract: 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: ApplicationFiled: April 29, 2019Publication date: September 19, 2019Applicant: Versum Materials US, LLCInventors: Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Haripin Chandra, Eugene Joseph Karwacki, Bing Han, Mark Leonard O'Neill
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Publication number: 20190189431Abstract: Atomic layer deposition (ALD) process formation of silicon oxide with temperature>500° C. is disclosed.Type: ApplicationFiled: January 23, 2019Publication date: June 20, 2019Applicant: Versum Materials US, LLCInventors: Haripin Chandra, Meiliang Wang, Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Mark Leonard O'Neill
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Patent number: 10319584Abstract: Described herein are compositions for depositing a carbon-doped silicon containing film wherein the composition comprises a first precursor comprising at least one compound selected from the group consisting of: an organoaminoalkylsilane having a formula of R5Si(NR3R4)xH3-x wherein x=1, 2, 3; an organoalkoxyalkylsilane having a formula of R6Si(OR7)xH3-x wherein x=1, 2, 3; an organoaminosilane having a formula of R8N(SiR9(NR10R11)H)2; an organoaminosilane having a formula of R8N(SiR9LH)2 and combinations thereof; and optionally a second precursor comprising a compound having the formula: Si(NR1R2)H3. 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: GrantFiled: August 10, 2016Date of Patent: June 11, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Haripin Chandra, Eugene Jospeh Karwacki, Jr., Bing Han, Mark Leonard O'Neill
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Patent number: 10283348Abstract: A method and composition for depositing a silicon oxide film in an atomic layer deposition process at one or more temperatures of 650° C. or greater is provided. In one aspect, there is provided a method to deposit a silicon oxide film or material comprising the steps of: providing a substrate in a reactor; introducing into the reactor at least one halidosiloxane precursor selected from the group of compounds having formulae I and II described herein; purging the reactor with a purge gas; introducing an oxygen source into the reactor; and purging reactor with purge gas; and wherein the steps are repeated until a desired thickness of silicon oxide is deposited and the process is conducted at one or more temperatures ranging from about 650 to 1000° C.Type: GrantFiled: January 12, 2017Date of Patent: May 7, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Meiliang Wang, Xinjian Lei, Anupama Mallikarjunan, Haripin Chandra, Bing Han
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Patent number: 10283350Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I: wherein R1 is selected from linear or branched C3 to C10 alkyl group, linear or branched C3 to C10 alkenyl group, linear or branched C3 to C10 alkynyl group, C1 to C6 dialkylamino group, electron withdrawing group, and C6 to C10 aryl group; R2 is selected from hydrogen, linear or branched C1 to C10 alkyl group, linear or branched C3 to C6 alkenyl group, linear or branched C3 to C6 alkynyl group, C1 to C6 dialkylamino group, C6 to C10 aryl group, linear or branched C1 to C6 fluorinated alkyl group, electron withdrawing group, and C4 to C10 aryl group; optionally wherein R1 and R2 are linked together to form ring selected from substituted or unsubstituted aromatic ring or substituted or unsubstituted aliphatic ring; and n=1 or 2.Type: GrantFiled: May 10, 2018Date of Patent: May 7, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Manchao Xiao, Xinjian Lei, Daniel P. Spence, Haripin Chandra, Bing Han, Mark Leonard O'Neill, Steven Gerard Mayorga, Anupama Mallikarjunan
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Patent number: 10242864Abstract: Atomic layer deposition (ALD) process formation of silicon oxide with temperature >500° C. is disclosed. Silicon precursors used have a formula of: R1R2mSi(NR3R4)nXp??I. wherein R1, R2, and R3 are each independently selected from hydrogen, a linear or branched C1 to C10 alkyl group, and a C6 to C10 aryl group; R4 is selected from, a linear or branched C1 to C10 alkyl group, and a C6 to C10 aryl group, a C3 to C10 alkylsilyl group; wherein R3 and R4 are linked to form a cyclic ring structure or R3 and R4 are not linked to form a cyclic ring structure; X is a halide selected from the group consisting of Cl, Br and I; m is 0 to 3; n is 0, 1 or 2; and p is 0, 1 or 2 and m+n+p=3; and R1R2mSi(OR3)n(OR4)qXp??II.Type: GrantFiled: August 26, 2016Date of Patent: March 26, 2019Assignee: VERSUM MATERIALS US, LLCInventors: Haripin Chandra, Meiliang Wang, Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Mark Leonard O'Neill, Bing Han
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Patent number: 10145008Abstract: Described herein are compositions and methods using same for forming a silicon-containing film such as, without limitation, a carbon doped silicon oxide film, a carbon doped silicon nitride, a carbon doped silicon oxynitride film in a deposition process. In one aspect, the composition comprises at least cyclic carbosilane having at least one Si—C—Si linkage and at least one anchoring group selected from a halide atom, an amino group, and combinations thereof.Type: GrantFiled: February 4, 2016Date of Patent: December 4, 2018Assignee: VERSUM MATERIALS US, LLCInventors: Haripin Chandra, Kirk Scott Cuthill, Anupama Mallikarjunan, Xinjian Lei, Matthew R. MacDonald, Manchao Xiao, Madhukar Bhaskara Rao, Jianheng Li
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Publication number: 20180294152Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I: wherein R1 is selected from linear or branched C3 to C10 alkyl group, linear or branched C3 to C10 alkenyl group, linear or branched C3 to C10 alkynyl group, C1 to C6 dialkylamino group, electron withdrawing group, and C6 to C10 aryl group; R2 is selected from hydrogen, linear or branched C1 to C10 alkyl group, linear or branched C3 to C6 alkenyl group, linear or branched C3 to C6 alkynyl group, C1 to C6 dialkylamino group, C6 to C10 aryl group, linear or branched C1 to C6 fluorinated alkyl group, electron withdrawing group, and C4 to C10 aryl group; optionally wherein R1 and R2 are linked together to form ring selected from substituted or unsubstituted aromatic ring or substituted or unsubstituted aliphatic ring; and n=1 or 2.Type: ApplicationFiled: May 10, 2018Publication date: October 11, 2018Applicant: Versum Materials US, LLCInventors: Manchao Xiao, Xinjian Lei, Daniel P. Spence, Haripin Chandra, Bing Han, Mark Leonard O'Neill, Steven Gerard Mayorga, Anupama Mallikarjunan
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Patent number: 10077364Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I: wherein R1 is selected from linear or branched C3 to C10 alkyl group, linear or branched C3 to C10 alkenyl group, linear or branched C3 to C10 alkynyl group, C1 to C6 dialkylamino group, electron withdrawing group, and C6 to C10 aryl group; R2 is selected from hydrogen, linear or branched C1 to C10 alkyl group, linear or branched C3 to C6 alkenyl group, linear or branched C3 to C6 alkynyl group, C1 to C6 dialkylamino group, C6 to C10 aryl group, linear or branched C1 to C6 fluorinated alkyl group, electron withdrawing group, and C4 to C10 aryl group; optionally wherein R1 and R2 are linked together to form ring selected from substituted or unsubstituted aromatic ring or substituted or unsubstituted aliphatic ring; and n=1 or 2.Type: GrantFiled: March 17, 2017Date of Patent: September 18, 2018Assignee: VERSUM MATERIALS US, LLCInventors: Steven Gerard Mayorga, Heather Regina Bowen, Xinjian Lei, Manchao Xiao, Haripin Chandra, Anupama Mallikarjunan, Ronald Martin Pearlstein
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Patent number: 9997350Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is provided a precursor of Formula I: wherein R1 is selected from linear or branched C3 to C10 alkyl group, linear or branched C3 to C10 alkenyl group, linear or branched C3 to C10 alkynyl group, C1 to C6 dialkylamino group, electron withdrawing group, and C6 to C10 aryl group; R2 is selected from hydrogen, linear or branched C1 to C10 alkyl group, linear or branched C3 to C6 alkenyl group, linear or branched C3 to C6 alkynyl group, C1 to C6 dialkylamino group, C6 to C10 aryl group, linear or branched C1 to C6 fluorinated alkyl group, electron withdrawing group, and C4 to C10 aryl group; optionally wherein R1 and R2 are linked together to form ring selected from substituted or unsubstituted aromatic ring or substituted or unsubstituted aliphatic ring; and n=1 or 2.Type: GrantFiled: March 15, 2017Date of Patent: June 12, 2018Assignee: VERSUM MATERIALS US, LLCInventors: Manchao Xiao, Xinjian Lei, Daniel P. Spence, Haripin Chandra, Bing Han, Mark Leonard O'Neill, Steven Gerard Mayorga, Anupama Mallikarjunan
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Patent number: 9978585Abstract: Described herein are precursors and methods for forming silicon-containing films. In one aspect, there is a precursor of following Formula I: wherein R1 and R3 are independently selected from linear or branched C3 to C10 alkyl group, a linear or branched C3 to C10 alkenyl group, a linear or branched C3 to C10 alkynyl group, a C1 to C6 dialkylamino group, an electron withdrawing and a C6 to C10 aryl group; R2 and R4 are independently selected from hydrogen, a linear or branched C3 to C10 alkyl group, a linear or branched C3 to C10 alkenyl group, a linear or branched C3 to C10 alkynyl group, a C1 to C6 dialkylamino group, an electron withdrawing, and a C6 to C10 aryl group; and wherein any one, all, or none of R1 and R2, R3 and R4, R1 and R3, or R2 and R4 are linked to form a ring.Type: GrantFiled: May 24, 2013Date of Patent: May 22, 2018Assignee: VERSUM MATERIALS US, LLCInventors: Manchao Xiao, Xinjian Lei, Daniel P. Spence, Haripin Chandra, Mark Leonard O'Neill
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Patent number: 9905415Abstract: Methods for forming silicon nitride films are disclosed that comprise the steps of: providing a substrate in a reactor; introducing into the reactor an at least one organoaminosilane having a least one SiH3 group described herein wherein the at least one organoaminosilane 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 nitrogen and an inert gas 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.Type: GrantFiled: September 26, 2014Date of Patent: February 27, 2018Assignee: VERSUM MATERIALS US, LLCInventors: Haripin Chandra, Anupama Mallikarjunan, Xinjian Lei, Moo-Sung Kim, Kirk Scott Cuthill, Mark Leonard O'Neill
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Publication number: 20180033614Abstract: 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: ApplicationFiled: July 19, 2017Publication date: February 1, 2018Applicant: Versum Materials US, LLCInventors: Haripin Chandra, Xinjian Lei, Anupama Mallikarjunan, Moo-Sung Kim
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Publication number: 20180023192Abstract: Described herein are compositions and methods using same for forming a silicon-containing film such as, without limitation, a carbon doped silicon oxide film, a carbon doped silicon nitride, a carbon doped silicon oxynitride film in a deposition process. In one aspect, the composition comprises at least cyclic carbosilane having at least one Si—C—Si linkage and at least one anchoring group selected from a halide atom, an amino group, and combinations thereof.Type: ApplicationFiled: February 4, 2016Publication date: January 25, 2018Inventors: Haripin Chandra, Kirk Scott Cuthill, Anupama Mallikarjunan, Xinjian Lei, Matthew R. MacDonald, Manchao Xiao, Madhukar Bhaskara Rao, Jianheng Li
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Publication number: 20170256399Abstract: Atomic layer deposition (ALD) process formation of silicon oxide with temperature >500° C. is disclosed. Silicon precursors used have a formula of: R1R2mSi(NR3R4)nXp ??I. wherein R1, R2, and R3 are each independently selected from hydrogen, a linear or branched C1 to C10 alkyl group, and a C6 to C10 aryl group; R4 is selected from, a linear or branched C1 to C10 alkyl group, and a C6 to C10 aryl group. a C3 to C10 alkylsilyl group; wherein R3 and R4 are linked to form a cyclic ring structure or R3 and R4 are not linked to form a cyclic ring structure; X is a halide selected from the group consisting of Cl, Br and I; m is 0 to 3; n is 0, 1 or 2; and p is 0, 1 or 2 and m+n+p=3; and R1R2mSi(OR3)n(OR4)qXp ??II.Type: ApplicationFiled: August 26, 2016Publication date: September 7, 2017Applicant: Air Products and Chemicals, Inc.Inventors: Haripin Chandra, Meiliang Wang, Manchao Xiao, Xinjian Lei, Ronald Martin Pearlstein, Mark Leonard O'Neill, Bing Han