Purification

Industry

CPC
C01B33/10778

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Parent Industries

CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B33/00Silicon Compounds thereof

Current Industry

C01B33/10778Purification

Industries

Patents Grantslast 30 patents

Information Patent Grant
Partially hydrogenated chlorosilanes and methods for preparing same...
- Patent number 11,827,522
- Issue date Nov 28, 2023
- Evonik Operations GmbH
- Michael Haas
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for increasing the purity of oligosilanes and oligosilane co...
- Patent number 11,584,654
- Issue date Feb 21, 2023
- PSC Polysilane Chemistry GmbH
- Christian Bauch
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process and apparatus for removal of impurities from chlorosilanes
- Patent number 11,560,316
- Issue date Jan 24, 2023
- NexWafe GmbH
- Kai Schillinger
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of preparing pentachlorodisilane purified reaction product c...
- Patent number 11,370,666
- Issue date Jun 28, 2022
- Jiangsu Nata Opto-Electronic Materials Co. Ltd.
- Barry Ketola
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Transsilylation catalysis
- Patent number 11,345,604
- Issue date May 31, 2022
- DDP Specialty Electronic Materials US 9, Inc.
- Brian D. Rekken
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Purification of chlorosilanes by means of distillation and adsorption
- Patent number 10,632,398
- Issue date Apr 28, 2020
- Wacker Chemie AG
- Maximilian Aigner
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for separating aluminum chloride from silanes
- Patent number 10,584,136
- Issue date Mar 10, 2020
- Wacker Chemie AG
- Andreas Bockholt
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for purifying halogenated oligosilanes
- Patent number 10,457,559
- Issue date Oct 29, 2019
- PSC POLYSILANE CHEMICALS GMBH
- Christian Bauch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Column and process for disproportionation of chlorosilanes into mon...
- Patent number 10,384,182
- Issue date Aug 20, 2019
- Schmid Silicon Technology GmbH
- Christian Schmid
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Purification of chlorosilanes by means of distillation and adsorption
- Patent number 10,300,401
- Issue date May 28, 2019
- Wacker Chemie AG
- Maximilian Aigner
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Primary distillation boron reduction
- Patent number 10,294,109
- Issue date May 21, 2019
- Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
- April Ashworth
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Pentachlorodisilane production method and pentachlorodisilane produ...
- Patent number 10,294,110
- Issue date May 21, 2019
- DENKA COMPANY LIMTIED
- Hiroyuki Yashima
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Methods for separating halosilanes
- Patent number 10,252,916
- Issue date Apr 9, 2019
- Corner Star Limited
- Sathy Ponnuswamy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method and device for distillative separation of a three- or multi-...
- Patent number 10,226,718
- Issue date Mar 12, 2019
- Wacker Chemie AG
- Jan Prochaska
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Trichlorosilane purification system and method for producing polycr...
- Patent number 10,207,932
- Issue date Feb 19, 2019
- Shin-Etsu Chemical Co., Ltd.
- Ryota Kishi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Methods for purifying halosilane-containing streams
- Patent number 10,011,493
- Issue date Jul 3, 2018
- Corner Star Limited
- Zhihui Gu
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing polysilicon
- Patent number 9,988,714
- Issue date Jun 5, 2018
- WACKER CHEM IE AG
- Walter Haeckl
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Trihalosilane refining device having divided wall distillation column
- Patent number 9,849,402
- Issue date Dec 26, 2017
- LG Chem, Ltd.
- Sung Kyu Lee
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Apparatus and process for treating liquids containing chlorosilanes
- Patent number 9,802,837
- Issue date Oct 31, 2017
- Wacker Chemie AG
- Sebastian Liebischer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery of hydrohalosilanes from reaction residues
- Patent number 9,695,052
- Issue date Jul 4, 2017
- REC Silicon Inc.
- Pei Yoong Koh
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for purifying silane compound or chlorosilane compound, meth...
- Patent number 9,669,400
- Issue date Jun 6, 2017
- Shin-Etsu Chemical Co., Ltd.
- Masahiko Ishida
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Fouling reduction in hydrochlorosilane production
- Patent number 9,463,982
- Issue date Oct 11, 2016
- REC Silicon Inc.
- Stein Julsrud
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing trichlorosilane
- Patent number 9,266,742
- Issue date Feb 23, 2016
- Shin-Etsu Chemical Co., Ltd.
- Shuji Tanaka
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polycrystalline silicon
- Patent number 9,242,867
- Issue date Jan 26, 2016
- Wacker Chemie AG
- Robert Baumann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for purifying chlorosilanes
- Patent number 9,193,597
- Issue date Nov 24, 2015
- Shin-Etsu Chemical Co., Ltd.
- Naoki Nagai
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Purification of trichlorosilane
- Patent number 9,162,898
- Issue date Oct 20, 2015
- GTAT Corporation
- Bruce Hazeltine
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for purifying chlorosilanes
- Patent number 9,126,838
- Issue date Sep 8, 2015
- Shin-Etsu Chemical Co., Ltd.
- Masayuki Hasegawa
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for purifying chlorosilanes by distillation
- Patent number 9,089,788
- Issue date Jul 28, 2015
- Wacker Chemie AG
- Uwe Paetzold
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Trihalosilane refining method
- Patent number 8,992,737
- Issue date Mar 31, 2015
- LG Chem, Ltd.
- Sung Kyu Lee
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Trihalosilane refining method
- Patent number 8,974,642
- Issue date Mar 10, 2015
- LG Chem, Ltd.
- Sung Kyu Lee
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR SELECTIVE RECOVERY OF MONOCHLOROSILANE AND DI...
- Publication number 20240182497
- Publication date Jun 6, 2024
- Advanced Material Solutions
- Chad Fero
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING HYDROGENATED POLYSILANE COMPOUND
- Publication number 20230357028
- Publication date Nov 9, 2023
- NIPPON SHOKUBAI CO., LTD
- Akira NISHIMURA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR FABRICATING TRIHALODISILANE AND METHOD FOR FABRICATING S...
- Publication number 20230264963
- Publication date Aug 24, 2023
- WONIK Materials Co., Ltd.
- Ji Eun YUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PURIFYING IODOSILANES
- Publication number 20220340430
- Publication date Oct 27, 2022
- Entegris, Inc.
- SungCheol Yoon
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD OF PREPARING PENTACHLORODISILANE PURIFIED REACTION PRODUCT C...
- Publication number 20220289580
- Publication date Sep 15, 2022
- Jiangsu Nata Opto-Electronic Materials Co. Ltd.
- Barry KETOLA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Method for Producing Refined Chlorosilane
- Publication number 20220073358
- Publication date Mar 10, 2022
- Tokuyama Corporation
- Junya Sakai
- C01 - INORGANIC CHEMISTRY
Information Patent Application
TRANSSILYLATION CATALYSIS
- Publication number 20210300769
- Publication date Sep 30, 2021
- Brian D. Rekken
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Partially hydrogenated chlorosilanes and methods for preparing same...
- Publication number 20210261419
- Publication date Aug 26, 2021
- Evonik Operations GmbH
- Michael Haas
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD OF PREPARING PENTACHLORODISILANE PURIFIED REACTION PRODUCT C...
- Publication number 20200369527
- Publication date Nov 26, 2020
- DDP Specialty Electronic Materials US 9, LLC
- Barry KETOLA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS AND APPARATUS FOR REMOVAL OF IMPURITIES FROM CHLOROSILANES
- Publication number 20200283298
- Publication date Sep 10, 2020
- NexWafe GmbH
- Kai SCHILLINGER
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
TRICHLOROSILANE MANUFACTURING APPARATUS, AND METHOD FOR MANUFACTURI...
- Publication number 20200277197
- Publication date Sep 3, 2020
- Tokuyama Corporation
- Kenji HIROTA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR INCREASING THE PURITY OF OLIGOSILANES AND OLIGOSILANE CO...
- Publication number 20200079653
- Publication date Mar 12, 2020
- PSC POLYSILANE CHEMISTRY GMBH
- CHRISTIAN BAUCH
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PURIFICATION OF CHLOROSILANES BY MEANS OF DISTILLATION AND ADSORPTION
- Publication number 20190209944
- Publication date Jul 11, 2019
- Wacker Chemie AG
- Maximilian AIGNER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR REMOVAL OF BROMINE, IODINE, BROMINE- AND/OR IODINE-CON...
- Publication number 20180290894
- Publication date Oct 11, 2018
- EVONIK DEGUSSA GmbH
- Jürgen Erwin Lang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR SEPARATING ALUMINUM CHLORIDE FROM SILANES
- Publication number 20180170950
- Publication date Jun 21, 2018
- Wacker Chemie AG
- Andreas BOCKHOLT
- C01 - INORGANIC CHEMISTRY
Information Patent Application
COLUMN AND PROCESS FOR DISPROPORTIONATION OF CHLOROSILANES INTO MON...
- Publication number 20180117557
- Publication date May 3, 2018
- SCHMID SILICON TECHNOLOGY GMBH
- Christian Schmid
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TRICHLOROSILANE PURIFICATION SYSTEM AND METHOD FOR PRODUCING POLYCR...
- Publication number 20180086645
- Publication date Mar 29, 2018
- Shin-Etsu Chemical Co., Ltd.
- Ryota Kishi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING TRICHLOROSILANE
- Publication number 20170369325
- Publication date Dec 28, 2017
- Shin-Etsu Chemical Co., Ltd.
- Masahiko ISHIDA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING CHLORINATED OLIGOSILANES
- Publication number 20170334730
- Publication date Nov 23, 2017
- Christian BAUCH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DISTILLATION PROCESS
- Publication number 20170297916
- Publication date Oct 19, 2017
- SiTec GmbH
- Mark William Dassel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PURIFICATION OF CHLOROSILANES BY MEANS OF DISTILLATION AND ADSORPTION
- Publication number 20170296942
- Publication date Oct 19, 2017
- Wacker Chemie AG
- Maximilian AIGNER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PENTACHLORODISILANE PRODUCTION METHOD AND PENTACHLORODISILANE PRODU...
- Publication number 20170283267
- Publication date Oct 5, 2017
- Denka Company Limited
- Hiroyuki YASHIMA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PURIFYING HALOGENATED OLIGOSILANES
- Publication number 20170247260
- Publication date Aug 31, 2017
- PSC POLYSILAND CHEMICALS GMBH
- CHRISTIAN BAUCH
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR THE PREPARATION OF PURE OCTACHLOROTRISILANES AND DECACH...
- Publication number 20170101320
- Publication date Apr 13, 2017
- EVONIK DEGUSSA GmbH
- Janaina MARINAS PEREZ
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RECOVERY OF HYDROHALOSILANES FROM REACTION RESIDUES
- Publication number 20160002053
- Publication date Jan 7, 2016
- REC SILICON INC
- Pei Yoong Koh
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING TRICHLOROSILANE
- Publication number 20160002052
- Publication date Jan 7, 2016
- Shin-Etsu Chemical Co., Ltd.
- Masahiko ISHIDA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
TRIHALOSILANE REFINING DEVICE
- Publication number 20140076710
- Publication date Mar 20, 2014
- LG CHEM, LTD.
- Sung Kyu LEE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TRIHALOSILANE REFINING DEVICE
- Publication number 20140076711
- Publication date Mar 20, 2014
- LG CHEM, LTD.
- Sung Kyu LEE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TRIHALOSILANE REFINING DEVICE
- Publication number 20140076709
- Publication date Mar 20, 2014
- LG CHEM, LTD.
- Sung Kyu LEE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR REDUCING THE ALUMINUM CONTENT OF NEOPENTASILANE
- Publication number 20140004029
- Publication date Jan 2, 2014
- Wacker Chemie AG
- Dennis Troegel
- C01 - INORGANIC CHEMISTRY

Purification

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Partially hydrogenated chlorosilanes and methods for preparing same...

Method for increasing the purity of oligosilanes and oligosilane co...

Process and apparatus for removal of impurities from chlorosilanes

Method of preparing pentachlorodisilane purified reaction product c...

Transsilylation catalysis

Purification of chlorosilanes by means of distillation and adsorption

Process for separating aluminum chloride from silanes

Method for purifying halogenated oligosilanes

Column and process for disproportionation of chlorosilanes into mon...

Purification of chlorosilanes by means of distillation and adsorption

Primary distillation boron reduction

Pentachlorodisilane production method and pentachlorodisilane produ...

Methods for separating halosilanes

Method and device for distillative separation of a three- or multi-...

Trichlorosilane purification system and method for producing polycr...

Methods for purifying halosilane-containing streams

Process for producing polysilicon

Trihalosilane refining device having divided wall distillation column

Apparatus and process for treating liquids containing chlorosilanes

Recovery of hydrohalosilanes from reaction residues

Method for purifying silane compound or chlorosilane compound, meth...

Fouling reduction in hydrochlorosilane production

Method for producing trichlorosilane

Polycrystalline silicon

Method for purifying chlorosilanes

Purification of trichlorosilane

Method for purifying chlorosilanes

Process for purifying chlorosilanes by distillation

Trihalosilane refining method

Trihalosilane refining method

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR SELECTIVE RECOVERY OF MONOCHLOROSILANE AND DI...

METHOD FOR PRODUCING HYDROGENATED POLYSILANE COMPOUND

METHOD FOR FABRICATING TRIHALODISILANE AND METHOD FOR FABRICATING S...

METHOD FOR PURIFYING IODOSILANES

METHOD OF PREPARING PENTACHLORODISILANE PURIFIED REACTION PRODUCT C...

Method for Producing Refined Chlorosilane

TRANSSILYLATION CATALYSIS

Partially hydrogenated chlorosilanes and methods for preparing same...

METHOD OF PREPARING PENTACHLORODISILANE PURIFIED REACTION PRODUCT C...

PROCESS AND APPARATUS FOR REMOVAL OF IMPURITIES FROM CHLOROSILANES

TRICHLOROSILANE MANUFACTURING APPARATUS, AND METHOD FOR MANUFACTURI...

METHOD FOR INCREASING THE PURITY OF OLIGOSILANES AND OLIGOSILANE CO...

PURIFICATION OF CHLOROSILANES BY MEANS OF DISTILLATION AND ADSORPTION

PROCESS FOR REMOVAL OF BROMINE, IODINE, BROMINE- AND/OR IODINE-CON...

PROCESS FOR SEPARATING ALUMINUM CHLORIDE FROM SILANES

COLUMN AND PROCESS FOR DISPROPORTIONATION OF CHLOROSILANES INTO MON...

TRICHLOROSILANE PURIFICATION SYSTEM AND METHOD FOR PRODUCING POLYCR...

METHOD FOR PRODUCING TRICHLOROSILANE

METHOD FOR PRODUCING CHLORINATED OLIGOSILANES

DISTILLATION PROCESS

PURIFICATION OF CHLOROSILANES BY MEANS OF DISTILLATION AND ADSORPTION

PENTACHLORODISILANE PRODUCTION METHOD AND PENTACHLORODISILANE PRODU...

METHOD FOR PURIFYING HALOGENATED OLIGOSILANES

PROCESS FOR THE PREPARATION OF PURE OCTACHLOROTRISILANES AND DECACH...

RECOVERY OF HYDROHALOSILANES FROM REACTION RESIDUES

METHOD FOR PRODUCING TRICHLOROSILANE

TRIHALOSILANE REFINING DEVICE

TRIHALOSILANE REFINING DEVICE

TRIHALOSILANE REFINING DEVICE

METHOD FOR REDUCING THE ALUMINUM CONTENT OF NEOPENTASILANE