PHTHALIC ANHYDRIDE (RUSSIA)

Product: Phthalic Anhydride

Chemical Name: 1,3-Dihydro-2-benzofuran-1,3-dione.

Formula: С8H4O3.

CAS-Number: 85-44-9

EINECS-Number: 201-607-5

Production method: Phthalic Anhydride is manufactured from ortho-xylene by air catalic oxidation in gas phase with vanadium-titanium catalyst.

Applications: Alkyd Resins; Plasticizers (DINP, DOP, DBP, etc); Polyester Resins; Tires and technical rubber products; Dyestuffs

Packing: 25 kg bags & jumbo bags, shipped by containers

Specification

#

PARAMETER

VALUE

1.

Phthalic Anhydride content (purity), %, min

99,9

2.

Phthalic Acid content, %

absent

3.

Maleic Anhydride content, %, max

0,05

4.

Ash content, %, max

0,002

5.

Iron content, %, max

0,0002

6.

Crystallization point, °С, min

130,9

7.

Melted product’s colour after heating at 250 °С during 90 minutes, Hazen units, max

–       At output

–       During guarantee period for flakes & powder

 

 

40

60

8.

Melted product’s colour, Hasen units, max

–       At output

–       During guarantee period for flakes & powder

 

15

20

9.

Appearance

White flakes & powder or melt


Contact:

Phone: +84-946-670430

Email: sales@btrchemical.com

Website: http://btrchemical.org

Wechat: martin15101989