| 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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| Odorant |
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A substance, such asthiol that is added to a substance to give it a detectable odor. When you smell a gas leak, you are actually smelling the odorant added to it, as gas itself is odorless and therefore not easily detected. |
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| Olefins |
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A class of unsaturated aliphatic hydrocarbons having one or more double bonds. Created by thermal cracking of naphtha or gas fractions. Examples: ethylene, propylene. |
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| Oligomer |
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A low molecular weight polymer molecule formed by reacting a monomer with a catalyst. Oligomers consist of relatively few monomer units (dimer, trimer, tetramer, and up to about twelve) as compared with polymers. See alpha olefins. |
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| Organometallics |
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Organic compounds comprised of one or more a metals attached directly to at least one carbon atom. |
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Organosol |
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A mixture of polymer and plasticizer used for molding, such as PVC (polyvinyl chloride). |
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| Organosulfur chemicals |
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Includes functionalized mercaptans, sulfides, disulfides, polysulfides, methanesulfonic acid, methanesulfonyl chloride, and sulfolane. Has a wide array of uses such as poultry feed, agricultural materials, and polymer property control. |
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| Orthoxylene |
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A.k.a. o-xylene, 2-methyltoluene, 1,2-dimethylbenzene, or OX. An isomer of xylene. Chevron Phillips Chemical produces high purity o-xylene at its plant in Borger, TX. |
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| Oxygen scavenging polymers |
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A.k.a. OSP™. Used in rigid or flexible food and beverage packaging, oxygen scavenging polymers are a new solution for items requiring a low oxygen environment. Chevron Phillips Chemical’s breakthrough OSP™ technology works to extend product shelf life, leading to less waste and greater distribution flexibility. |
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