Antioxidants
ADK STAB PEP series (Phosphite Antioxidants)
The specific gravity (25℃/25 ℃), viscosity (25℃) and melting point of properties are representative values. The same below.
Please contact us about food contact approval.
"ADK STAB" is not used as a trademark in USA.
- Usage note
- Phosphites are easily hydrolyzed under humid condition.
Please store at cool and dry place in the original package.
After open, please use immediately.
ADK STAB PEP-8
 |
Properties | White flake Softening point 50-62℃ M.W.733 |
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|---|---|---|---|
| Packaging | C／S 15kg |
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| Characteristics and applications | ・Reduces discoloration effectively during processing. ・For polymers which are easy to discolor. |
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| IUPAC | 3,9-Bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane | ||
ADK STAB PEP-36
 |
Properties | White powder M.P.234-240℃ M.W.633 |
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|---|---|---|---|
| Packaging | B／G 20kg |
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| Characteristics and applications | ・Exceptional process stability. ・Reduces discoloration effectively during processing. ・For polymers which need high-temperature processing and/or severe color stability. |
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| IUPAC | 3,9-Bis(2,6-di-tert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane | ||
ADK STAB HP-10
 |
Properties | White powder M.P.146-152℃ M.W.583 |
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|---|---|---|---|
| Packaging | C／S 15kg |
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| Characteristics and applications | ・Excellent process stability. ・Excellent compatibility with low-polar polymers such as PE and elastomers. |
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| IUPAC | 2,2'-Methylenebis(4,6-di-tert-butylphenyl) 2-ethylhexyl phosphite | ||
ADK STAB 2112 / ADK STAB 2112RG
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Properties | White powder(RG: granule) M.P.180-190℃ M.W.647 |
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|---|---|---|---|
| Packaging | B／G 20kg |
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| Characteristics and applications | ・Generic phosphite with the highest resistance to hydrolysis among commercial phosphites. | ||
| IUPAC | Tris(2,4-ditert-butylphenyl) phosphite | ||
ADK STAB 1178
 |
Properties | Clear liquid Vis. 4,000mPa・s M.W.689 |
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|---|---|---|---|
| Packaging | C／N 17kg D／M 190kg |
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| Characteristics and applications | ・Highly cost-effective liquid phosphite. ・For PS, ABS, PVC, elastomers, etc. |
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| IUPAC | Tris(nonylphenyl) phosphite | ||
ADK STAB 1500
 |
Properties | Clear liquid Vis. 1,200mPa・s M.W.approx. 1,112 |
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|---|---|---|---|
| Packaging | C／N 17kg D／M 190kg |
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| Characteristics and applications | ・Higher heat stability and resistance to hydrolysis than ADK STAB 1178. | ||
| IUPAC | Tetra-C12-15-alkyl (propane-2,2-diylbis(4,1-phenylene)) bis(phosphite) | ||
ADK STAB C
 |
Properties | Clear liquid Vis. 10mPa・s M.W.346 |
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|---|---|---|---|
| Packaging | C／N 18kg D／M 200kg |
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| Characteristics and applications | ・Generic alkylarylphosphite. ・For PS, elastomers, etc. |
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| IUPAC | 2-Ethylhexyl diphenyl phosphite | ||
ADK STAB 135A
 |
Properties | Clear liquid Vis. 15mPa･s M.W.375 |
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|---|---|---|---|
| Packaging | C／N 18kg |
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| Characteristics and applications | ・Generic alkylarylphosphite. ・For PS, elastomers, etc. |
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| IUPAC | Isodecyl diphenyl phosphite | ||
ADK STAB 3010
 |
Properties | Clear liquid Vis. 20mPa･s M.W.503 |
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|---|---|---|---|
| Packaging | C／N 16kg |
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| Characteristics and applications | ・Trialkylphosphite. ・Resistance to discoloration during/after processing. ・For polymers which require high-temperature processing. |
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| IUPAC | Triisodecyl phosphite | ||
ADK STAB TPP
 |
Properties | Clear liquid Vis. 18mPa･s M.W.310 |
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|---|---|---|---|
| Packaging | C／N 18kg D／M 200kg |
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| Characteristics and applications | ・Generic arylphosphite. ・Resistance to discoloration during/after processing. ・For PS, PU, elastomers, etc. |
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| IUPAC | Triphenyl phosphite | ||