Junhua Chen

Person

Mableton, GA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Paper strength improvement using metal chelates and synthetic catio...
- Patent number 11,834,792
- Issue date Dec 5, 2023
- Kemira Oyj
- Clayton Campbell
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacture of paper or board and paper or board obtaine...
- Patent number 11,535,985
- Issue date Dec 27, 2022
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper strength improving composition, manufacture thereof and use i...
- Patent number 11,453,979
- Issue date Sep 27, 2022
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Surface treatment composition, its use and a method for producing p...
- Patent number 11,208,766
- Issue date Dec 28, 2021
- Kemira Oyj
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing paper
- Patent number 10,458,068
- Issue date Oct 29, 2019
- Kemira Oyj
- Chen Lu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing paper
- Patent number 10,435,843
- Issue date Oct 8, 2019
- KEMIRA OYJ
- Chen Lu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compositions and methods of making paper products
- Patent number 9,506,195
- Issue date Nov 29, 2016
- Kemira Oyj
- Junhua Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compositions and methods of making paper products
- Patent number 9,328,462
- Issue date May 3, 2016
- Kemira, Oyj
- Junhua Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
SOFTENER CONCENTRATE, SOFTENER EMULSION, METHOD FOR PRODUCING SOFTE...
- Publication number 20240318383
- Publication date Sep 26, 2024
- KEMIRA OYJ
- Zheng DANG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER STRENGTH IMPROVEMENT USING METAL CHELATES AND SYNTHETIC CATIO...
- Publication number 20220195672
- Publication date Jun 23, 2022
- KEMIRA OYJ
- Clayton CAMPBELL
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER STRENGTH IMPROVING COMPOSITION, MANUFACTURE THEREOF AND USE I...
- Publication number 20210189659
- Publication date Jun 24, 2021
- Yuping LUO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for manufacture of paper or board and paper or board obtaine...
- Publication number 20210002827
- Publication date Jan 7, 2021
- KEMIRA OYJ
- Yuping Luo
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Surface treatment composition, its use and a method for producing p...
- Publication number 20200232165
- Publication date Jul 23, 2020
- Yuping LUO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING PAPER
- Publication number 20180051416
- Publication date Feb 22, 2018
- KEMIRA OYJ
- Chen LU
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING PAPER
- Publication number 20170314204
- Publication date Nov 2, 2017
- KEMIRA OYJ
- Chen LU
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITIONS AND METHODS OF MAKING PAPER PRODUCTS
- Publication number 20160201267
- Publication date Jul 14, 2016
- KEMIRA OYJ
- Junhua Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMPOSITIONS AND METHODS OF MAKING PAPER PRODUCTS
- Publication number 20150176206
- Publication date Jun 25, 2015
- KEMIRA OYJ
- Junhua Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Junhua Chen

Person

Patents Grantslast 30 patents

Paper strength improvement using metal chelates and synthetic catio...

Method for manufacture of paper or board and paper or board obtaine...

Paper strength improving composition, manufacture thereof and use i...

Surface treatment composition, its use and a method for producing p...

Method for producing paper

Method for producing paper

Compositions and methods of making paper products

Compositions and methods of making paper products

Patents Applicationslast 30 patents

SOFTENER CONCENTRATE, SOFTENER EMULSION, METHOD FOR PRODUCING SOFTE...

PAPER STRENGTH IMPROVEMENT USING METAL CHELATES AND SYNTHETIC CATIO...

PAPER STRENGTH IMPROVING COMPOSITION, MANUFACTURE THEREOF AND USE I...

Method for manufacture of paper or board and paper or board obtaine...

Surface treatment composition, its use and a method for producing p...

METHOD FOR PRODUCING PAPER

METHOD FOR PRODUCING PAPER

COMPOSITIONS AND METHODS OF MAKING PAPER PRODUCTS

COMPOSITIONS AND METHODS OF MAKING PAPER PRODUCTS