公开(公告)号：US20230235252A1

公开(公告)日：2023-07-27

申请号：US17999734

申请日：2021-05-12

Applicant: BASF SE

Inventor： Chi Yueh KAO ,  Mei Chin SHEN ,  Daniel LOEFFLER ,  Andreas KLIPP ,  Haci Osman GUEVENC

IPC: C11D7/04 ,  C11D7/50 ,  C11D11/00 ,  H01L21/02

CPC classification number: C11D7/04 ,  C11D7/5022 ,  C11D11/0047 ,  H01L21/02063

Abstract: Described herein is a method of using a composition including 0.1 to 3% by weight ammonia and a C1 to C4 alkanol. The method includes using the composition for anti-pattern collapse treatment of a substrate including patterned material layers having line-space dimensions with a line width of 50 nm or less, aspect ratios of greater than or equal to 4, or a combination thereof.

公开(公告)号：US20220372632A1

公开(公告)日：2022-11-24

申请号：US17633228

申请日：2020-08-04

Applicant: BASF SE

Inventor： Michael LAUTER ,  Haci Osman GUEVENC ,  Te Yu WEI ,  Ching Hsun CHAO

IPC: C23F11/173 ,  C22C27/04 ,  H01L21/321

Abstract: The presently claimed invention relates to compositions and methods for inhibition of etching. The presently claimed invention particularly relates to a composition and methods for inhibition of tungsten etching.

公开(公告)号：US20170362464A1

公开(公告)日：2017-12-21

申请号：US15538851

申请日：2015-12-22

Applicant: BASF SE

Inventor： Robert REICHARDT ,  Max SIEBERT ,  Yongqing LAN ,  Michael LAUTER ,  Sheik Ansar USMAN IBRAHIM ,  Reza GOLZARIAN ,  Haci Osman GUEVENC ,  Julian PROELSS ,  Leonardus LEUNISSEN

IPC: C09G1/02 ,  B24B37/20 ,  C09K3/14 ,  C23F3/06 ,  H01L21/321 ,  H01L21/768

CPC classification number: C09G1/02 ,  B24B37/20 ,  C09K3/1409 ,  C23F3/06 ,  H01L21/302 ,  H01L21/304 ,  H01L21/30625 ,  H01L21/32115 ,  H01L21/3212 ,  H01L21/461 ,  H01L21/463 ,  H01L21/7684

Abstract: A chemical mechanical polishing (CMP) composition (Q) for chemical mechanical polishing of a substrate (S) containing (i) cobalt and/or (ii) a cobalt alloy, wherein the CMP composition (Q) contains: (A) Inorganic particles, (B) a substituted aromatic compound with at least one carboxylic acid function as corrosion inhibitor, (C) at least one amino acid, (D) at least one oxidizer, (E) an aqueous medium, wherein the CMP composition (Q) has a pH of from 7 to 10.

公开(公告)号：US20220064485A1

公开(公告)日：2022-03-03

申请号：US17312807

申请日：2019-12-11

Applicant: BASF SE

Inventor： Haci Osman GUEVENC ,  Michael LEUTER ,  WEI Taoyuan ,  Wei Lan CHIU ,  Reza M. GOLZARIAN ,  Julian PROELSS ,  Leonardus LEUNISSEN

IPC: C09G1/02 ,  H01L21/321

Abstract: The presently claimed invention relates to a chemical-mechanical polishing (CMP) composition and chemical-mechanical polishing (CMP) methods. The presently claimed invention particularly relates to a composition and process for chemical-mechanical polishing of substrates containing copper and ruthenium, specifically, semiconductor substrates containing copper and ruthenium.

公开(公告)号：US20200299547A1

公开(公告)日：2020-09-24

申请号：US16765665

申请日：2018-11-12

Applicant: BASF SE

Inventor： Christian DAESCHLEIN ,  Max SIEBERT ,  Yongqing LAN ,  Michael LAUTER ,  Sheik Ansar USMAN IBRAHIM ,  Reza M GOLZARIAN ,  Te Yu WEI ,  Haci Osman GUEVENC ,  Julian PROELSS ,  Leonardus LEUNISSEN

IPC: C09G1/02 ,  H01L21/321

Abstract: The presently claimed subject matter is directed to a chemical mechanical polishing (CMP) composition comprising inorganic particles, at least one organic compound comprising an amino group and/or at least one acid group (Y), potassium persulfate, at least one corrosion inhibitor and an aqueous medium for polishing substrates of the semiconductor industry comprising cobalt and/or a cobalt alloy and TiN and/or TaN.

公开(公告)号：US20190002802A1

公开(公告)日：2019-01-03

申请号：US16064686

申请日：2016-12-20

Applicant: BASF SE

Inventor： Christian DAESCHLEIN ,  Max SIEBERT ,  Michael LAUTER ,  Piotr PRZYBYLSKI ,  Julian PROELSS ,  Andreas KLIPP ,  Haci Osman GUEVENC ,  Leonardus LEUNISSEN ,  Roelf-Peter BAUMANN ,  Te Yu WEI

IPC: C11D7/26 ,  C11D7/32 ,  C11D3/00 ,  H01L21/321 ,  H01L21/02

Abstract: Described is a post chemical-mechanical-polishing (post-CMP) cleaning composition comprising or consisting of: (A) one or more nonionic polymers selected from the group consisting of poly-acrylamides, polyhydroxyethyl(meth)acrylates (PHE(M)A), polyvinylpyrrolidone (PVP), polyvinyl alcohol (PVA), polymers of formula (I), and mixtures thereof, wherein R1 is hydrogen, methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, or sec-butyl, R2 is hydrogen or methyl, and n is an integer, (B) poly(acrylic acid) (PAA) or acrylic acid-maleic acid copolymer with a mass average molar mass (Mw) of up to 10,000 g/mol, and (C) water, wherein the pH of the composition is in the range of from 7.0 to 10.5.

公开(公告)号：US20180371371A1

公开(公告)日：2018-12-27

申请号：US16064918

申请日：2016-12-20

Applicant: BASF SE

Inventor： Christian DAESCHLEIN ,  Max SIEBERT ,  Michael LAUTER ,  Peter PRZYBYLSKI ,  Julian PROELSS ,  Andreas KLIPP ,  Haci Osman GUEVENC ,  Leonardus LEUNISSEN ,  Roelf-Peter BAUMANN ,  Te Yu WEI

IPC: C11D3/37 ,  C11D3/00 ,  C11D11/00

Abstract: A post chemical-mechanical-polishing (post-CMP) cleaning composition including: (A) polyethylene glycol (PEG) with a mass average molar mass (Mw) in the range of from 400 to 8,000 g/mol, (B) an anionic polymer selected from poly(acrylic acid) (PAA), acrylic acid-maleic acid copolymers, polyaspartic acid (PASA), polyglutamic acid (PGA), polyvinylphosphonic acid, polyvinylsulfonic acid, poly(styrenesulfonic acid), polycarboxylate ethers (PCE), PEG-phosphorous acids, and copolymers of the polymers thereof, and (C) water, where the pH of the composition is from 7.0 to 10.5.

公开(公告)号：US20170369741A1

公开(公告)日：2017-12-28

申请号：US15538334

申请日：2015-12-11

Applicant: BASF SE

Inventor： Robert REICHARDT ,  Max SIEBERT ,  Yongqing LAN ,  Michael LAUTER ,  Sheik Ansar USMAN IBRAHIM ,  Reza GOLZARIAN ,  Haci Osman GUEVENC ,  Julian PROELSS ,  Leonardus LEUNISSEN

IPC: C09G1/02 ,  C09G1/04 ,  C09K13/00 ,  H01L21/461

CPC classification number: C09G1/02 ,  C09G1/04 ,  C09K13/00 ,  H01L21/461

Abstract: Use of a chemical mechanical polishing (CMP) composition (Q) for chemical mechanical polishing of a substrate (S) comprising (i) cobalt and/or (ii) a cobalt alloy, wherein the CMP composition (Q) comprises (A) Inorganic particles (B) a triazine derivative of the general formula (I) wherein R1, R2, R3, R4, R5 and R6 are independently from each other H, methyl, ethyl, propyl, butyl, pentyl, C2-C10-alkylcarboxylic acid, hydroxymethyl, vinyl or allyl (C) at least one amino acid, (D) at least one oxidizer (E) an aqueous medium and wherein the CMP composition (Q) has a pH of from 7 to 10.