ZHANG; Xuequan

Patent Applications and Registrations

Patent applications and USPTO patent grants for ZHANG; Xuequan.The latest application filed is for "random-syndiotactic block polybutadiene and preparation method thereof".

Company Profile

0.11.12

ZHANG; Xuequan - Changchun City CN
Zhang; Xuequan - Changchun CN
Zhang; Xuequan - Taegeon KR
Zhang; Xuequan - Taejeon KR
Zhang, Xuequan - Changchum CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Random-syndiotactic Block Polybutadiene And Preparation Method Thereof App 20170320980 - ZHANG; Xuequan ; et al.	2017-11-09
Method for producing soluble neodymium chloride complex Grant 8,350,072 - Bi , et al. January 8, 2	2013-01-08
Method For Producing Soluble Neodymium Chloride Complex App 20110160473 - Bi; Jifu ; et al.	2011-06-30
Catalysts for synthesizing a polypropylene with a wide molecular weight distribution and use of the same Grant 7,723,449 - Zhang , et al. May 25, 2	2010-05-25
Catalyst for synthesizing a polypropylene with a wide molecular weight distribution and use of the same App 20090023881 - Zhang; Chunyu ; et al.	2009-01-22
Methods for preparing a rare-earth cis-1,4-polybutadiene rubber with a controlled molecular weight distribution Grant 7,288,611 - Jiang , et al. October 30, 2	2007-10-30
Process for manufacturing vinyl-rich polybutadiene rubber Grant 7,186,785 - Jiang , et al. March 6, 2	2007-03-06
Supported catalyst for producing syndiotactic styrenic polymer Grant 7,009,012 - Yoon , et al. March 7, 2	2006-03-07
Methods for preparing a rare-earth CIS-1,4-polybutadiene rubber with a controlled molecular weight distribution App 20050113544 - Jiang, Liansheng ; et al.	2005-05-26
Syndiotactic polystyrene nanocomposite and manufacturing method thereof Grant 6,890,973 - Zhang , et al. May 10, 2	2005-05-10
Syndiotactic polystyrene compositions having improved impact strength Grant 6,875,804 - Zhang , et al. April 5, 2	2005-04-05
Process for manufacturing vinyl-rich polybutadiene rubber App 20050038209 - Jiang, Liansheng ; et al.	2005-02-17
Supported catalyst for producing syndiotactic styrenic polymer with high productivity and significantly reduced reactor fouling Grant 6,828,270 - Zhang , et al. December 7, 2	2004-12-07
Reactor alloy of syndiotactic polystyrene having high impact resistance Grant 6,780,938 - Yoon , et al. August 24, 2	2004-08-24
Method of preparing monomer-grafted syndiotactic polystyrene with polarity Grant 6,767,965 - Zhang , et al. July 27, 2	2004-07-27
Syndiotactic polystyrene compositions having improved impact strength App 20040030014 - Zhang, Xuequan ; et al.	2004-02-12
Syndiotactic polystyrene nanocomposite and manufacturing method thereof App 20040024103 - Zhang, Xuequan ; et al.	2004-02-05
Reactor alloy of syndiotactic polystyrene having high impact resistance App 20030176581 - Yoon, Sung Cheol ; et al.	2003-09-18
Clay-titanium tetrachloride catalyst and the preparation thereof Grant 6,613,711 - Zhang , et al. September 2, 2	2003-09-02
Method of preparing monomer-grafted syndiotactic polystyrene with polarity App 20030158346 - Zhang, Xuequan ; et al.	2003-08-21
Ethylene-aromatic vinyl compound-vinyl norbonene terpolymer App 20030130446 - Zhang, Xuequan ; et al.	2003-07-10
Unique supported metallocene catalyst for producing syndiotactic styrenic polymer App 20030109379 - Yoon, Sung Cheol ; et al.	2003-06-12
Clay-titanium tetrachloride catalyst and the preparation thereof App 20030027711 - Zhang, Xuequan ; et al.	2003-02-06

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