Zibo Yichi International Trading Co., Ltd.

Chlor Alkali Membrane DF988 high mechanical strength membrane(PFSA PEM)

Chlor Alkali Membrane DF988 high mechanical strength membrane(PFSA PEM)
Product Detailed

Mainly for electrolysis NaCL,ammonium persulfate and sodium chromate etc.
Leading of China

 

PERFLUOROSULFONIC ACID PROTON EXCHANGE MEMBRANE(PFSAPEM)

DF988 high mechanical strength membrane

At  present,  the  DF988  membrane  has  been  applied  successfully  by  three  chloro-alkali

Enterprises. And the details are listed below.

 

 

Enterprises

 

 

Cell Type

 

Current Density kA/m2

 

Cell voltage

V

 

NaOH

%

 

Cl2

%

 

H2/Cl2

%

Current efficiency

%

 

Time to start-up

HuangHua

 

NBH2.7

 

4.5

 

3.23

 

32

 

>98

 

0.03

 

>95

 

2010-5-14

 

Dongyue

 

ZMB2.7

 

3.5

 

3.03

 

31

 

>97

 

none

 

>95

 

2010-6-30

 

Changzhou

 

F2-563

 

3.235

 

3.18

 

32

 

>97

 

none

 

>95

 

2010-8-20

 

Laboratory Test Performance of Dongyue series Membranes*

 

 

 

membrane

 

Current density(kA/m2)

 

Cell voltage (V)

 

Current efficiency (%)

 

kWh/tNaOH

DF988

3.5

~3.2

>95%

~2250

DF2801

4.5

3.0-3.2

>95%

~2150

 

*All test performed in lab cells with 50 effective area, at 3.5 or 4.5kA/m2 current density, 32% NaOH, 

205g/L NaCl concentration (outlet), 85-90°C electrolyte temperature, 1mm elelctrode gap and activated cathode.



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