olefin


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Related to olefin: paraffin, Alpha olefin

olefin

(ō`ləfĭn) or

olefin series:

see alkenealkene
, any of a group of aliphatic hydrocarbons whose molecules contain one or more carbon-carbon double bonds (see chemical bond). Alkenes with only one double bond have the general formula CnH2n.
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olefin

[′ō·lə·fən]
(organic chemistry)
Cn H2 n A family of unsaturated, chemically active hydrocarbons with one carbon-carbon double bond; includes ethylene and propylene.
(textiles)
A manufactured fiber in which the fiber-forming substance is any long-chain synthetic polymer composed of at least 85% by weight of ethylene, propylene, or other olefin units except amorphous (noncrystalline) polyolefins qualifying as rubber.

olefin

A lightweight, high-strength, long-chain polymeric material having very good abrasion resistance; especially used in indoor-outdoor carpeting.
References in periodicals archive ?
The unit will use KBR's proprietary Catalytic Olefins Technology (K-COT) and Selective Cracking Optimum Recovery (SCORE) Technology.
The company has decided to build an MFC as the olefin industry grows and increases its potential to branch out into diverse businesses.
The optimized geometries and relative energies of the stationary points involved in the reactions of CpM[(NO).sub.2] (M = Co, Rh) with 2-norbonene, a strained bicyclic olefin, are shown in Figures 4 and 5.
Selection of specific cyclic olefin materials is often based on heat resistance, processing and property parameters, and cost.
The in-stock options included mainly traditional and contemporary olefin options from Shaw and Mohawk.
The olefin is semi-crystalline in nature and can provide features such as barrier properties, moisture retention, lubricity and a reversible heat-activated elasticity.
Alpha Olefin Sulfonates Market to Witness Sluggish Growth; APEJ Region Shows Promising Prospects
Summary: Alpha Olefin Sulfonates Market to Witness Sluggish Growth; APEJ Region Shows Promising Prospects
Key statement: In order to provide a rubber composition having high transparency and toughness, the present invention can provide a crosslinked rubber composition, being substantially free of silica, comprising a first olefin polymer having refractive index of between 1.500 to 1.525 at 23[degrees]C; and a second olefin polymer which is different from the first olefin polymer, wherein the composition has haze of 20% or less on 2 mm thick sheet, measured according to JIS K7136, and wherein the composition has type A durometer hardness (0 seconds) of 35 or more, measured according to JIS K6253.
Equistar Chemicals has obtained a patent for an adhesive composition comprised of (a) 2% to 30% weight of a modified polyolefin comprised of a polymer grafted with carboxylic acids, carboxylic acid anhydrides or derivatives thereof, the polymer being selected from a group consisting of (i) ethylene homopolymers, (ii) copolymers of ethylene with propylene, 1-butene, 4-methyl 1-pentene, 1-hexene, or 1-octene, (iii) propylene homopolymers, (iv) copolymers of propylene with ethylene or C4-C10-olefins, and (v) mixtures of (i)-(iv); (b) 0.02% to 0.3% weight of a polyalphaolefin polymer; and 65% to 98% weight of an olefin polymer base resin.
Increasing options for performance and processability with olefin adhesives, Bostik, Wauwatosa, WI, one of the world's leading bonding solutions companies, has extended the reach of its Relyance platform.