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Zhiyi Zhang
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Naperville, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Boronic acid containing polymers for papermaking process
Patent number
11,035,080
Issue date
Jun 15, 2021
Ecolab USA Inc.
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
Patent number
10,132,040
Issue date
Nov 20, 2018
Ecolab USA Inc.
David J. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
Patent number
9,410,288
Issue date
Aug 9, 2016
Ecolab USA Inc.
David A. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
Patent number
9,303,360
Issue date
Apr 5, 2016
Ecolab USA Inc.
David A. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of nanocrystaline cellulose and polymer grafted nanocrystaline...
Patent number
9,034,145
Issue date
May 19, 2015
Ecolab USA Inc.
David J. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of increasing paper surface strength by using acrylic acid/a...
Patent number
8,999,111
Issue date
Apr 7, 2015
Ecolab USA Inc.
David J Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fluorometric method for monitoring surface additives in a papermaki...
Patent number
8,480,856
Issue date
Jul 9, 2013
Nalco Company
Rodney H. Banks
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of neutralized ethylene-acrylic acid polymer dispersion...
Patent number
7,279,513
Issue date
Oct 9, 2007
Nalco Company
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
BORONIC ACID CONTAINING POLYMERS FOR PAPERMAKING PROCESS
Publication number
20180327972
Publication date
Nov 15, 2018
ECOLAB USA INC.
Zhiyi ZHANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
Publication number
20160312410
Publication date
Oct 27, 2016
ECOLAB USA INC.
David J. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
Publication number
20150041088
Publication date
Feb 12, 2015
Ecolab USA Inc.
David A. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
Publication number
20150041089
Publication date
Feb 12, 2015
Ecolab USA Inc.
David A. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
USE OF NANOCRYSTALINE CELLULOSE AND POLYMER GRAFTED NANOCRYSTALINE...
Publication number
20150041091
Publication date
Feb 12, 2015
Ecolab USA Inc.
David J. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD OF INCREASING PAPER SURFACE STRENGTH BY USING ACRYLIC ACID/A...
Publication number
20140182799
Publication date
Jul 3, 2014
David J. Castro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FLUOROMETRIC METHOD FOR MONITORING SURFACE ADDITIVES IN A PAPERMAKI...
Publication number
20120031577
Publication date
Feb 9, 2012
Rodney H. Banks
G01 - MEASURING TESTING
Information
Patent Application
INKJET PRINTING PAPER
Publication number
20100159164
Publication date
Jun 24, 2010
Zhiyi Zhang
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
FLUOROMETRIC METHOD FOR MONITORING SURFACE ADDITIVES IN A PAPERMAKI...
Publication number
20090126888
Publication date
May 21, 2009
Rodney H. Banks
G01 - MEASURING TESTING
Information
Patent Application
Preparation of neutralized ethylene-acrylic acid polymer dispersion...
Publication number
20060111488
Publication date
May 25, 2006
Zhiyi Zhang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...