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.
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References in periodicals archive ?
Currently, captive shale-driven NGL production in combination with limited NGL cracking capacity is greatly benefitting North American olefin manufacturers utilizing NGL crackers.
Fitch Comments on Private Letter Ruling on Olefins Manufacturing
This is the second MTO plant for the client with the capacity of 600 KTA of olefins (ethylene plus propylene).
KBR to Provide License and Design Package for Oelfins Recovery Unit in Yulin, China
Another producer of norhornenebased cyclic olefins is BFGoodrich Performance Materials in Charlotte, N.
New Cyclic Olefins Are Clearly Worth a Look
Over 50 olefin manufacturers and downstream producers from China (mainland and Taiwan), Japan, Korea, Singapore, UAE, Saudi Arabia and Germany have already registered.
7th International Olefin Annual Conference Will Be Held on October 31st and November 1st in Hong Kong
Total domestic shipments of olefin and polyester (rayon data are unavailable) in the most recent period were 608 million pounds, down 3% from last year.
Fiber usage in nonwovens decline: olefin, polyester and rayon shipments hit three-year low
Olefin staple, which had been increasing its share of the market at polyester's expense for several years, declined slightly last year.
Shipment of fibers to nonwovens reported for 2002: after falling in 2001, fiber sales were flat last year
This is by far the world s largest coal to olefin project.
engineering, procurement, construction (EPC) contract to build one of the world s largest coal-to-chemical projects
As for interfiber competition, olefin has been taking market-share from polyester for a number of years now.
Fiber sales are flat: shipments remain unchanged in third quarter. (Fibers Quarter)
Olefin has been increasing its marketshare at polyester's expense for several years now.
Fiber sales increase slightly: second quarter shipments total 193 million pounds. (Fibers Quarter)
In terms of marketshare, olefin continued to gain against polyester.
Fiber sales drop: shipments to nonwovens decreased to 756 million pounds last year. (Fibers Quarter)
As usual, the polyester and olefin data are from the Fiber Economic Bureau (FEB), and rayon is estimated.
Fiber Sales Show light decline: Quarter sales slip, but year-to-date show slight increase. (Fibers Quarter)
The enhanced melt strength is a feature made possible via patented reactor based technology that includes unique ethylene/alpha olefin copolymer grades with enhanced levels of long chain branching, broader molecular weight distributions and higher molecular weights.
NPE 2006 adds rubber pavilion

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