
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:
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Email: sales@btrchemical.com
Website: http://btrchemical.org
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