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Progress in copper-catalyzed synthesis gas to ethylene glycol promoted by fullerenes
Time of Update: 2022-05-18
has made progress in the study of fullerene electron buffer effect in the catalytic synthesis of ethylene glycol by atmospheric pressure hydrogenation of dimethyl oxalate .
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Jianyuan coal-chemical coke oven gas to ethylene glycol plant started up
Time of Update: 2022-04-26
The project is located in Qipanjing Industrial Park, Etuoke Banner, and is the first domestic ethylene glycol production unit from coke oven exhaust gas .
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Yangzi Petrochemical's ethylene oxide output hits a new historical record
Time of Update: 2022-04-13
Take a multi-pronged approach, all staff are responsible, work hard to tackle tough problems, and pay close attention to the effective implementation of various measures to ensure safety, stable operation, structural adjustment, and high production.
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Electrochemistry ushered in a new opportunity for ethylene oxide and propylene oxide!
Time of Update: 2022-02-26
In this research work, under industrial current density, ethylene and propylene can be electrochemically oxidized to ethylene oxide and propylene oxide, respectively, and the Faraday selection efficiency is about 70% .
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The first domestic natural gas-to-ethylene glycol project was completed in Xinjiang Machinery
Time of Update: 2022-02-18
On the morning of December 26, 2017, the 300,000 tons/year (150,000 tons/year) natural gas-to-ethylene glycol project of Xinjiang Production and Construction Corps Tianying Petrochemical Co.
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Another major node of the Hami Wild Gas to Ethylene Glycol Project was completed
Time of Update: 2022-02-16
The raw gas compression plant of Hami Guanghui Environmental Protection Technology Co.
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The world's first coke oven gas to ethylene glycol project is about to be put into production
Time of Update: 2022-02-16
The secondary utilization of coal coking tail gas to construct an ethylene glycol project is not only low in cost, low investment, and environmentally friendly, especially in the current ethylene glycol market environment downturn, it is a milestone .
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Oak shares plans to invest in the construction of downstream derivatives of ethylene oxide
Time of Update: 2022-02-04
On December 14 , Aoke announced that it plans to invest in the construction of downstream derivatives
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Determination of trace hydrogen in industrial ethylene and propylene by gas chromatography (2)
Time of Update: 2022-01-18
5. 2 ColumnThe recommended chromatographic columns and typical operating conditions are shown in Table 1.
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Determination of trace carbon monoxide, carbon dioxide and acetylene in ethylene and propylene for industrial use. Gas chromatography (1)
Time of Update: 2022-01-18
1 ScopeThis standard specifies the gas chromatography method for the determination of trace amounts of carbon monoxide , carbon dioxide and acetylene in industrial ethylene and propylene .
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Determination of trace hydrogen in industrial ethylene and propylene by gas chromatography (3)
Time of Update: 2022-01-18
as the arithmetic mean value of the two repeated determination results . >8. 2. 2 The hydrogen content reported should be accurate to 1mL/m
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Determination of hydrocarbon impurities in industrial ethylene by gas chromatography (3)
Time of Update: 2022-01-18
These impurities are analyzed and deducted in the calculation of ethylene purity .
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Determination of trace hydrogen in industrial ethylene and propylene by gas chromatography (1)
Time of Update: 2022-01-18
1 ScopeThis standard specifies the use of gas chromatography to determine the content of trace hydrogen in industrial ethylene and propylene .
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Determination of hydrocarbon impurities in industrial ethylene by gas chromatography (1)
Time of Update: 2022-01-18
The peak sequence and relative retention time of impurities depend on the deactivation method of the column, and standard samples must be used for determination .
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Determination of trace carbon monoxide, carbon dioxide and acetylene in ethylene and propylene for industrial use. Gas chromatography (3)
Time of Update: 2022-01-18
Repeat the measurement twice to calculate the average peak area As of carbon monoxide , carbon dioxide or acetylene .
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Determination of trace carbon monoxide, carbon dioxide and acetylene in ethylene and propylene for industrial use. Gas chromatography (2)
Time of Update: 2022-01-18
2 Chromatographic column: The chromatographic column recommended by this standard for the determination of carbon monoxide and carbon dioxide and typical operating conditions are shown in Table 1.
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Determination of hydrocarbon impurities in industrial ethylene by gas chromatography (2)
Time of Update: 2022-01-18
5. 2 Split-flow sampling method: The split-flow sampler should be heated by a temperature-adjustable controller, with a split ratio of 50:1 to 100:1 at 150°C to 200°C, and the use of 200uL～500uL loops is recommended.
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[Plastic] The largest domestic ethylene cracking gas compressor trial run
Time of Update: 2022-01-14
3 million tons/year ethylene plant of Zhongsha (Tianjin) Petrochemical is one of the "big Macs" among all the products developed by Shengu.
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Sino-Korea Petrochemical's ethylene oxide/ethylene glycol output hits a new high
Time of Update: 2022-01-07
Sinochem News News As of December 23, Sino-Korea Petrochemical's ethylene oxide/ethylene glycol (EO/EG) plant's annual output of ethylene oxide exceeded 250,000 tons, an increase of 32% year-on-year, a record high 160 million yuan in efficiency .
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Determination of Trace Methanol in Industrial Ethylene and Propylene——Gas Chromatography (1)
Time of Update: 2021-12-15
1 Subject content and scope of applicationThis standard specifies the use of gas chromatography to determine trace amounts of methanol in industrial ethylene and propylene .
