Bisphenol-A (Diphenylolpropane) |
TU 2423-172-00203335-2007, rev. 1, 2 |
| Chemical formula |  |
| Molecular Formula: | C15H16O2 |
| CAS Nb | 80-05-7 |
| synonyms | 2,2-Bis(4-hydroxyphenyl)propane, 4,4'-Isopropylidenediphenol, Diano, Diphenylolpropane, 4,4'-Bisphenol A |
Production method: Bisphenol A is obtained by condensation of phenol and acetone in presence of catalyst.
Application: It is intended for production of polycarbonates, polysulfones, epoxy resins, lacquers, adhesives and other products.
Bisphenol A is produced in following grades: HP (ВЧ), AP (АП), А, Б, В. Grades HP (ВЧ), AP (АП) are intended for production of optical grade polycarbonate; Grade A is used for production of molding and extrusion polycarbonates, as well as extra grade polysulfones and epoxy resins; Grade Б is intended for production of epoxy resins and lacquers; Grade В 1 sort is intended for production of epoxy resins, lacquers, adhesives and other products; Grade B 2 sort is intended for production of epoxy resins, adhesives and other products.
No. |
Grade |
HP (ВЧ) |
AP (АП) |
А |
Б |
В |
|
1st quality |
2dquality |
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1 |
Appearance |
Bulk product in the form of prills |
Bulk product in the form of prills |
Bulk product in the form of crystals, prills or flake |
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2 |
Freezing point, С°, min |
156,7 |
156,6 |
156,5 |
156,4 |
155,0 |
154,0 |
3 |
Melt chromaticity by platinum-cobalt scale, max 20 |
20 |
40 |
40 |
n/a |
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4 |
Residue weight fraction upon ignition, %, max |
0,0005 |
0,0005 |
0,002 |
0,005 |
0,005 |
0,005 |
5 |
Weight fraction of Iron, %, max |
0,00005 |
0,00005 |
0,0001 |
0,0005 |
0,0002 |
0,0005 |
6 |
Weight fraction of main substance,%, min |
99,9 |
99,8 |
n/a |
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|
Weight fraction of impurities: |
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7 |
Weight fraction of phenol, %, max |
0,002 |
0,005 |
0,02 |
0,05 |
0,06 |
0,25 |
8 |
Weight fraction of 2,4-isomer,%, max |
0,08 |
0,08 |
n/a |
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9 |
Weight fraction of thrisphenol,%, max |
0,017 |
0,04 |
n/a |
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10 |
Weight fraction of chroman,%, max |
0,001 |
n/a |
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11 |
Weight fraction of water, %, max |
0,08 |
0,08 |
0,2 |
0,2 |
0,2 |
0,3 |
Packaging, handling and storage is in disposable PP soft bags with polyethylene liner, in disposable PP soft bags with protective coating (laminated etc.) without PE liner in comply with documentation, approved under the appropriate procedure, including those related to import. Bisphenol-A weight in bag is (500±2,5) kg, (750±3,75) kg or (1000±5) kg or (1000±15) kg. Bisphenol-A is delivered by railway and road truck roofed transport in accordance with transport regulations, valid for related mode of transport. Bags and containers with Bisphenol-A are stored in dry covered storage facilities away from open fire sources.
Bulk sea shipments are possible using the contaiers with inner liners.
index file generated on: Fri Oct 12 10:51:31 CEST 2012