| 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. | |
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| Inhibitor |
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A.k.a. retarder. An additive that retards or stops an undesired chemical reaction such as spontaneous polymerization. |
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| Injection molding |
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A process for converting plastics into consumer goods, such as bottle caps and closures, pails, cups, solid plastic articles, and thin wall molded products. The process involves forcing molten plastic material from a cylinder into a relatively cool cavity that gives the article the desired shape. The mold is released when the plastic has hardened. |
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| Iso |
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A prefix meaning “the same”. An alternative definition is a structure containing a –CH(CH3)2 group, such as in isobutylbenzene (C6H5CH2CH(CH3)2). |
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| Isomer |
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Molecules having the same number and kind of atoms, but differing in the spatial arrangement as in n-butane and isobutane. |
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| Isoprene Feedstock |
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A byproduct of ethylene production, isoprene feedstock is used to make isoprene, which in turn, is used to produce polyisoprene rubber for tires. Chevron Phillips Chemical produces isoprene feedstock at its Cedar Bayou and Sweeny facilities. |
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