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Tetrahydrophthalic anhydride CAS 935-79-5
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<p> </p> <p> Tetrahydrophthalic anhydride(THPA) 99% CAS 935-79-5 </p> <p> </p> <p> CAS:935-79-5 <br /> purity:99% <br /> White flake solid as firming agent </p> <p> THPA to improve your product viscosity and degree of sun protection.</p> <p> </p> <p> Specification: </p> <table style="width:648px;"> <tbody> <tr> <td style="width:216px;"> <p> Index</p> </td> <td style="width:197px;"> <p> </p> </td> <td colspan="2" style="width:235px;"> <p> </p> </td> </tr> <tr> <td style="width:216px;"> <p> Appearance</p> </td> <td colspan="3" style="width:432px;"> <p> White flake solid</p> </td> </tr> <tr> <td style="width:216px;"> <p> Color in Molten State, THPA (Pt-Co),</p> </td> <td colspan="2" style="width:216px;"> <p> 60max</p> </td> <td style="width:216px;"> <p> 60 max</p> </td> </tr> <tr> <td style="width:216px;"> <p> Purity, Wt% (Gaschromatography)</p> </td> <td colspan="2" style="width:216px;"> <p> 99.0% min</p> </td> <td style="width:216px;"> <p> 98.0% min</p> </td> </tr> <tr> <td style="width:216px;"> <p> Solidification Point </p> </td> <td colspan="2" style="width:216px;"> <p> 0±1.5</p> </td> <td style="width:216px;"> <p> 100±1.5</p> </td> </tr> <tr> <td style="width:216px;"> <p> Ash ,Wt%,</p> </td> <td colspan="2" style="width:216px;"> <p> 0.005max</p> </td> <td style="width:216px;"> <p> /</p> </td> </tr> <tr> <td style="width:216px;"> <p> </p> </td> <td colspan="2" style="width:216px;"> <p> 5</p> </td> <td style="width:216px;"> <p> /</p> </td> </tr> </tbody> </table> <p> </p> <p> Application of THPA</p> <p> 1. THPA is used as a component of hardeners for epoxies to make the condensate with better weather proof, heat resisting and electrical performance.</p> <p> For expoxy resin curing agent, etc., curing material with excellent weatherability, heat resistance and electrical performance</p> <p> 2. As modifying agents to alkyd resins,catalure and melamine resin.</p> <p> 3. Used for the unsaturated polyester resins to make it with better proof ,colour stability, corrosion resistance and mechanical strength.</p> <p> 4. Used for the mancufacture of captan sulfuration conditioning agent,plasticity agent and surface active agent,etc.</p> <p> Packing: 25kg in plastic bag lined PP woven bag.</p>
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