Common plastics are made
from ethane / propane, rubber can be made from coal / oil / gas, fertilizer never from crude.
Ethoxylated means treated with a mix of ethyl,
from ethane, and oxygen to increase its solubility.
From his ethane research and other international studies, he learned that there appears to be a much higher ethane source in the earth's Northern Hemisphere than in the Southern and a higher leak rate in the central United States than in more eastern oil and gas fields, and that some oil and gas fields in the central United States leak at much higher rates than others.
Just as a typical oil refiner cracks petroleum into a mixture of hydrocarbons ranging
from ethane to jet fuel, Virent transforms sugars into a fuel that has a 102 octane rating.
This material can kinetically separate ethylene
from ethane with an unprecedented selectivity of ~ 100, owing to its distinctive pore topology with large heart - shaped cages and framework flexibility.
The discovery of new materials for separating ethylene
from ethane by adsorption, instead of using cryogenic distillation, is a key milestone for molecular separations because of the multiple and widely extended uses of these molecules in industry.
Not exact matches
Methane and
ethane rain down
from the smoggy sky, forming vast hydrocarbon swamps.
With access to low - cost
ethane from shale gas, the US is on its way to becoming one of the world's cheapest chemical producers, predicts the American Chemistry Council.
Indeed, in competitive adsorption experiments, the zeolite preferentially adsorbed ethylene
from a mixed stream of ethylene and
ethane.
Methane rain should fall on the lakes but it is vastly more volatile than
ethane and propane, so it probably evaporates much faster
from lakes, leaving the heavier hydrocarbons behind.
As part of this work, Conley and colleagues analyzed methane and
ethane data
from 13 research aircraft flights between 7 November 2015 and 13 February 2016 — two days after the leak was finally plugged.
When ultraviolet rays
from the sun fall on methane, they break the molecule into components that form
ethane, a constituent of natural gas on Earth.
Titan's atmosphere is full of methane, which should react with ultraviolet radiation
from the sun to produce liquid
ethane.
In the new paper, published in the journal Environmental Research Letters, Höglund - Isaksson estimated global methane emissions
from oil and gas systems in over 100 countries over a 32 - year period, using a variety of country - specific data ranging
from reported volumes of associated gas to satellite imagery that can show flaring, as well as atmospheric measurements of
ethane, a gas which is released along with methane and easier to link more directly to oil and gas activities.
Global methane and
ethane emissions
from oil production
from 1980 to 2012 were far higher than previous estimates show, according to a new study which for the first time takes into account different production management systems and geological conditions around the world.
«When the
ethane goes up, the methane goes up in the Uinta Basin, which means they're coming
from the same source.
Since 2006, he has worked with NOAA's air sampling system that uses glass flasks to collect atmospheric samples
from 44 different sites around the world to track the annual increase of
ethane and other so - called volatile organic compounds in the air.
Consider this whimsical snippet
from a 2007 Titan - themed poem by study co-author Mike Malaska, a scientist in the Planetary Ices Group at the NASA Jet Propulsion Laboratory: «Methane sky;
ethane drizzle.Surface made of organic shizzle.Dunes of plastic; it's fantastic.Let's get stickyand electrostatic.»
Within that range of atmospheric density, even higher concentrations of carbon dioxide wouldn't have been adequate to counteract the faint young sun, suggesting that methane,
ethane or other strong greenhouse gases kept Earth
from freezing.
The team's measurements confirmed that high concentrations of methane and
ethane were surging
from the breached well into the densely populated San Fernando Valley.
Shell's complex will use low - cost
ethane from shale gas producers in the Marcellus and Utica basins to produce polyethylene, which is used in a variety of products,
from food packaging and containers to automotive components.
u The plume escaping
from Enceladus contains methane (CH4) and a smattering of other organics, such as propane (C3H8),
ethane (C2H6), benzene (C6H6), and formaldehyde (CH2O).
Early estimates indicate that West Virginia could expect more than 2,300 direct jobs
from building a plant to process
ethane, according to the story.
Ohio is trying to lure a multi-billion dollar
ethane cracker plant to the state, he said, and «there is no way in hell we're going to be able to land that project without appreciable assistance
from the state.»
The greatest surge in manmade CO2 (plus methane,
ethane, nitrogen and sulfur oxides, and many more so - called greenhouses gases) occurred
from 1940, as the industrialized world experienced an explosive growth in (95 % coal - fired) heavy industry, first for armaments in WWII, then infrastructure and industrial rebuilding and consumer durables (cars, refrigerators etc.) in the post war boom.
«Recent data
from NSF - funded research in both Greenland and Antarctica demonstrate that fossil - fuel related emissions of both methane and
ethane, two of the most abundant hydrocarbons in the atmosphere, declined at the end of the twentieth century... causes of the decline in methane emission rates to the atmosphere have been puzzling scientists for some time.
Shell's complex will use low - cost
ethane from shale gas producers in the Marcellus and Utica basins to produce polyethylene, which is used in a variety of products,
from food packaging and containers to automotive components.
North Dakota's Bakken shale formation is so
ethane - rich that leaks and venting
from drilling and fracking there was responsible for a spike in
ethane levels in the Earth's atmosphere, researchers concluded last year.
In the United States, chemical companies use
ethane and propane, NGLs derived
from shale gas, as key feedstocks.
[75] The American Chemistry Council determined that a 25 % increase in the supply of
ethane (a liquid derived
from shale gas) could add over 400,000 jobs across the economy, provide over $ 4.4 billion annually in federal, state, and local tax revenue, and spur $ 16.2 billion in capital investment by the chemical industry.
They attribute it to reduced emissions of methane and
ethane from fossil fuel since the 1980s.
Methane, (plus
ethane, propane, butane, etc) is also being transported dissolved in the oil that is reaching the surface — I wonder if BP is flaring off the vapor
from the oil they are capturing?