| The definitions contained in this "Chemical Glossary" are merely generic definitions that may prove helpful to those using this Web site. They do not supercede, nor are they intended to supercede, the definitions or specifications that may apply to various technical terms as they are used in specific Chevron Phillips Chemical documents, agreements, proposals or offerings, or in Chevron Phillips Chemical or third party patents. | |
H
| HDPE |
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High-density polyethylene. See polyethylene. |
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| Heater |
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The furnace-and-tube arrangement that provides the principal heating element in a processing unit. |
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| Hydrodealkylation |
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The process of removing a methyl or larger alkyl group from a molecule as in the conversion of toluene to benzene. A hydrogen atom replaces the alkyl group. |
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