SG11201407520XA - A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing (cmp) of iii-v material in the presence of a cmp composition comprising a specific non-ionic surfact - Google Patents
A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing (cmp) of iii-v material in the presence of a cmp composition comprising a specific non-ionic surfactInfo
- Publication number
- SG11201407520XA SG11201407520XA SG11201407520XA SG11201407520XA SG11201407520XA SG 11201407520X A SG11201407520X A SG 11201407520XA SG 11201407520X A SG11201407520X A SG 11201407520XA SG 11201407520X A SG11201407520X A SG 11201407520XA SG 11201407520X A SG11201407520X A SG 11201407520XA
- Authority
- SG
- Singapore
- Prior art keywords
- international
- cmp
- basf
- manufacture
- semiconductor devices
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02024—Mirror polishing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/34—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies not provided for in groups H01L21/0405, H01L21/0445, H01L21/06, H01L21/16 and H01L21/18 with or without impurities, e.g. doping materials
- H01L21/46—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428
- H01L21/461—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0118—Processes for the planarization of structures
- B81C2201/0121—Processes for the planarization of structures involving addition of material followed by removal of parts of said material, i.e. subtractive planarization
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0118—Processes for the planarization of structures
- B81C2201/0123—Selective removal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0118—Processes for the planarization of structures
- B81C2201/0126—Processes for the planarization of structures not provided for in B81C2201/0119 - B81C2201/0125
Abstract
(12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau „ (10) International Publication Number (43) International Publication Date ^ ^ WO 2013/175396 A1 28 November 2013 (28.11.2013) WIPO I PCT (51) International Patent Classification: C09G1/02 (2006.01) H01L 21/306 (2006.01) H01L 21/304 (2006.01) (21) International Application Number: (22) International Filing Date: (25) Filing Language: (26) Publication Language: PCT/IB2013/054169 21 May 2013 (21.05.2013) English (30) Priority Data: 61/650502 23 May 2012 (23.05.2012) English US (71) Applicant: BASF SE [DE/DE]; 67056 Ludwigshafen (DE). (71) Applicant (for CYonly): BASF SCHWEIZ AG [CH/CH]; Klybeckstrasse 141, 4057 Basel (CH). (71) Applicant (for MN only): BASF (CHINA) COMPANY LIMITED [CN/CN]; 300 Jiangxinsha Road, Shanghai, 200137 (CN). (72) Inventor: LI, Yuzhuo (deceased). (72) Inventors: NOLLER, Bastian Marten; Einhauser Land- straBe 50, 64653 Lorsch (DE). GILLOT, Christophe; Bergstraat 37, 3360 Bierbeek (BE). FRANZ, Diana; Gart- nerstraBe 41a, 67105 Schifferstadt (DE). (74) Common Representative: BASF SE; 67056 Ludwig shafen (DE). (81) Designated States (unless otherwise indicated, for every kind of national protection available)'. AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available)'. ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3)) — before the expiration of the time limit for amending the claims and to be republished in the event of receipt of amendments (Rule 48.2(h)) \o o\ m i> i-H cn i-H o CJ o & (54) Title: A PROCESS FOR THE MANUFACTURE OF SEMICONDUCTOR DEVICES COMPRISING THE CHEMICAL MECHANICAL POLISHING (CMP) OF III-V MATERIAL IN THE PRESENCE OF A CMP COMPOSITION COMPRISING A SPECIFIC NON-IONIC SUR FACTANT (57) Abstract: A process for the manufacture of semiconductor devices comprising the chemical-mechanical polishing of substrate a or layer containing at least one 111-V material in the presence of chemical-mechanical a polishing composition (Ql) comprising (A) inorganic particles, organic particles, or a mixture or composite thereof, (B) at least one amphiphilic non-ionic surfactant having (bl) at least one hydrophobic group; and (b2) at least one hydrophilic group selected from the group consisting of polyoxyalkylene groups comprising (b22) oxyalkylene monomer units other than oxyethylene monomer units; and (M) an aqueous medium.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261650502P | 2012-05-23 | 2012-05-23 | |
PCT/IB2013/054169 WO2013175396A1 (en) | 2012-05-23 | 2013-05-21 | A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing (cmp) of iii-v material in the presence of a cmp composition comprising a specific non-ionic surfactant |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201407520XA true SG11201407520XA (en) | 2014-12-30 |
Family
ID=49623243
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201407520XA SG11201407520XA (en) | 2012-05-23 | 2013-05-21 | A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing (cmp) of iii-v material in the presence of a cmp composition comprising a specific non-ionic surfact |
Country Status (8)
Country | Link |
---|---|
US (1) | US9416298B2 (en) |
EP (1) | EP2852644A4 (en) |
JP (1) | JP2015523716A (en) |
KR (1) | KR20150014982A (en) |
CN (1) | CN104364331A (en) |
SG (1) | SG11201407520XA (en) |
TW (1) | TWI596174B (en) |
WO (1) | WO2013175396A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9646842B1 (en) | 2015-10-14 | 2017-05-09 | International Business Machines Corporation | Germanium smoothing and chemical mechanical planarization processes |
US9646841B1 (en) | 2015-10-14 | 2017-05-09 | International Business Machines Corporation | Group III arsenide material smoothing and chemical mechanical planarization processes |
US9916985B2 (en) | 2015-10-14 | 2018-03-13 | International Business Machines Corporation | Indium phosphide smoothing and chemical mechanical planarization processes |
US10759969B2 (en) | 2016-03-25 | 2020-09-01 | Fujimi Incorporated | Polishing composition, polishing method, and method for manufacturing semiconductor substrate |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2531431C3 (en) * | 1975-07-14 | 1979-03-01 | Wacker-Chemitronic Gesellschaft Fuer Elektronik-Grundstoffe Mbh, 8263 Burghausen | Polishing agents for producing haze-free semiconductor surfaces |
JP2002025954A (en) | 2000-07-07 | 2002-01-25 | Hitachi Cable Ltd | Grinding method of semiconductor crystal wafer |
JP2003100671A (en) * | 2001-09-20 | 2003-04-04 | Hitachi Cable Ltd | Semiconductor crystal wafer and method of polishing the same |
JP2003124159A (en) * | 2001-10-16 | 2003-04-25 | Asahi Denka Kogyo Kk | Aqueous lapping liquid and aqueous lapping compound |
JP4850167B2 (en) * | 2001-10-31 | 2012-01-11 | 日立化成工業株式会社 | Polishing liquid and polishing method |
US20040175942A1 (en) | 2003-01-03 | 2004-09-09 | Chang Song Y. | Composition and method used for chemical mechanical planarization of metals |
JP2004297035A (en) * | 2003-03-13 | 2004-10-21 | Hitachi Chem Co Ltd | Abrasive agent, polishing method, and manufacturing method of electronic component |
US7387970B2 (en) * | 2003-05-07 | 2008-06-17 | Freescale Semiconductor, Inc. | Method of using an aqueous solution and composition thereof |
KR100640600B1 (en) * | 2003-12-12 | 2006-11-01 | 삼성전자주식회사 | Slurry compositions, and fabrication method of semiconductor device including CMPchemical mechanical polishing process using the same |
DE102004034646A1 (en) | 2004-07-16 | 2006-02-16 | Basf Ag | Method for accelerating the wetting in paints |
JP5105869B2 (en) * | 2006-04-27 | 2012-12-26 | 花王株式会社 | Polishing liquid composition |
CN101081966A (en) | 2006-06-02 | 2007-12-05 | 天津晶岭电子材料科技有限公司 | Polishing liquid for gallium arsenide wafer and preparation method thereof |
CN101096571A (en) | 2006-06-30 | 2008-01-02 | 天津晶岭电子材料科技有限公司 | Polishing liquid for glass material and preparation method thereof |
TWI402335B (en) * | 2006-09-08 | 2013-07-21 | Kao Corp | Polishing composition |
KR20080037802A (en) | 2006-10-27 | 2008-05-02 | 삼성전자주식회사 | Slurry composition and method for polishing using the slurry composition |
CN101591509B (en) | 2008-05-30 | 2013-05-01 | 安集微电子(上海)有限公司 | Polishing slurry for polishing metallic-chemical machinery and application thereof |
JP5403956B2 (en) * | 2008-07-01 | 2014-01-29 | 花王株式会社 | Polishing liquid composition |
JP5467804B2 (en) * | 2008-07-11 | 2014-04-09 | 富士フイルム株式会社 | Polishing liquid for silicon nitride and polishing method |
US8247327B2 (en) * | 2008-07-30 | 2012-08-21 | Cabot Microelectronics Corporation | Methods and compositions for polishing silicon-containing substrates |
KR20120023043A (en) * | 2009-06-09 | 2012-03-12 | 히다치 가세고교 가부시끼가이샤 | Abrasive slurry, abrasive set, and method for grinding substrate |
RU2589482C2 (en) * | 2010-10-07 | 2016-07-10 | Басф Се | Aqueous polishing composition and method for chemical-mechanical polishing of substrates, having structured or unstructured dielectric layers with low dielectric constant |
-
2013
- 2013-05-21 WO PCT/IB2013/054169 patent/WO2013175396A1/en active Application Filing
- 2013-05-21 US US14/402,975 patent/US9416298B2/en not_active Expired - Fee Related
- 2013-05-21 KR KR1020147035824A patent/KR20150014982A/en not_active Application Discontinuation
- 2013-05-21 CN CN201380026727.0A patent/CN104364331A/en active Pending
- 2013-05-21 EP EP13794728.9A patent/EP2852644A4/en not_active Withdrawn
- 2013-05-21 SG SG11201407520XA patent/SG11201407520XA/en unknown
- 2013-05-21 JP JP2015513329A patent/JP2015523716A/en active Pending
- 2013-05-23 TW TW102118277A patent/TWI596174B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US9416298B2 (en) | 2016-08-16 |
JP2015523716A (en) | 2015-08-13 |
CN104364331A (en) | 2015-02-18 |
KR20150014982A (en) | 2015-02-09 |
TWI596174B (en) | 2017-08-21 |
EP2852644A1 (en) | 2015-04-01 |
US20150175845A1 (en) | 2015-06-25 |
WO2013175396A1 (en) | 2013-11-28 |
EP2852644A4 (en) | 2016-04-06 |
TW201402736A (en) | 2014-01-16 |
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