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Junqiang Liu
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Midland, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Carbon molecular sieve membrane produced from a carbon forming poly...
Patent number
12,036,518
Issue date
Jul 16, 2024
Dow Global Technologies LLC
Junqiang Liu
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Separation of gases via carbonized vinylidene chloride copolymer ga...
Patent number
11,931,697
Issue date
Mar 19, 2024
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Asymmetric polyvinylidine chloride membranes and carbon molecular s...
Patent number
11,229,884
Issue date
Jan 25, 2022
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Supported carbon molecular sieve membranes and method to form them
Patent number
11,202,995
Issue date
Dec 21, 2021
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separation of gases via carbonized vinylidene chloride copolymer ga...
Patent number
11,007,489
Issue date
May 18, 2021
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separation of gases via carbonized vinylidene chloride copolymer ga...
Patent number
11,007,488
Issue date
May 18, 2021
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Separation of nitrogen from hydrocarbon gas using pyrolyzed sulfona...
Patent number
10,661,219
Issue date
May 26, 2020
DDP SPECIALTY ELECTRONIC MATERIALS US, INC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carbon molecular sieve adsorbents prepared from activated carbon an...
Patent number
10,646,849
Issue date
May 12, 2020
Dow Global Technologies LLC
Junqiang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Vinylidene chloride copolymer-based carbon molecular sieve adsorben...
Patent number
10,239,043
Issue date
Mar 26, 2019
Dow Global Technologies LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carbon molecular sieve and pellet compositions useful for C2-C3 alk...
Patent number
9,579,627
Issue date
Feb 28, 2017
Dow Global Technologies LLC
Junqiang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Radiation cured membranes derived from polymers that are co-reactiv...
Patent number
9,169,367
Issue date
Oct 27, 2015
Dow Global Technologies LLC
Scott T. Matteucci
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF PRODUCING CARBON MOLECULAR SIEVE MEMBRANES
Publication number
20230278006
Publication date
Sep 7, 2023
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHODS FOR PREPARING MICROCAPILLARY CARBON MOLECULAR SIEVE MEMBRANES
Publication number
20230032395
Publication date
Feb 2, 2023
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CARBON MOLECULAR SIEVE ADSORBENT MONOLITHS AND METHODS FOR MAKING T...
Publication number
20230030536
Publication date
Feb 2, 2023
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Carbon Molecular Sieve Membrane Produced From A Carbon Forming Poly...
Publication number
20220080361
Publication date
Mar 17, 2022
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION OF GASES VIA CARBONIZED VINYLIDENE CHLORIDE COPOLYMER GA...
Publication number
20210229044
Publication date
Jul 29, 2021
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION OF GASES VIA CARBONIZED VINYLIDENE CHLORIDE COPOLYMER GA...
Publication number
20210229045
Publication date
Jul 29, 2021
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SUPPORTED CARBON MOLECULAR SIEVE MEMBRANES AND METHOD TO FORM THEM
Publication number
20210138407
Publication date
May 13, 2021
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ASYMMETRIC POLYVINYLIDINE CHLORIDE MEMBRANES AND CARBON MOLECULAR S...
Publication number
20200114316
Publication date
Apr 16, 2020
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION OF GASES VIA CARBONIZED VINYLIDENE CHLORIDE COPOLYMER GA...
Publication number
20190083939
Publication date
Mar 21, 2019
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SEPARATION OF GASES VIA CARBONIZED VINYLIDENE CHLORIDE COPOLYMER GA...
Publication number
20190076793
Publication date
Mar 14, 2019
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Carbon Molecular Sieve Adsorbents Prepared From Activated Carbon a...
Publication number
20180280927
Publication date
Oct 4, 2018
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SEPARATION OF NITROGEN FROM HYDROCARBON GAS USING PYROLYZED SULFONA...
Publication number
20170368493
Publication date
Dec 28, 2017
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
VINYLIDENE CHLORIDE COPOLYMER-BASED CARBON MOLECULAR SIEVE ADSORBEN...
Publication number
20170203276
Publication date
Jul 20, 2017
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOVEL CARBON MOLECULAR SIEVE AND PELLET COMPOSITIONS USEFUL FOR C2-...
Publication number
20160008787
Publication date
Jan 14, 2016
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RADIATION CURED MEMBRANES DERIVED FROM POLYMERS THAT ARE CO-REACTIV...
Publication number
20150218330
Publication date
Aug 6, 2015
DOW GLOBAL TECHNOLOGIES LLC
Scott T. Matteucci
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
FIRE RESISTANT COMPOSITE STRUCTURE
Publication number
20140329079
Publication date
Nov 6, 2014
DOW GLOBAL TECHNOLOGIES LLC
Junqiang Liu
B32 - LAYERED PRODUCTS