para-xylene

para-xylene

[¦par·ə ′zī‚lēn]
(organic chemistry)
1,4-C6H4(CH3)2 A toxic, combustible liquid; insoluble in water, soluble in alcohol and ether; boils at 139°C; used as a chemical intermediate, and to synthesize terephthalic acid, vitamins, and pharmaceuticals, and in insecticides.
References in periodicals archive ?
Para-xylene is the primary component for making synthetic fibers, packaging and plastics, and it is in high demand in Asia.
Para-xylene or p-xylene (PX) is used to make polyethylene terephthalate (PET).
Sohar: Oman Refineries and Petrochemical Industries Company (Orpic) has announced a new record production of para-xylene and benzene by the company's aromatic plant in Sohar.
Sohar, June 23 (ONA) Oman Refineries and Petrochemical Industries Company (Orpic) announced a new record level of para-xylene and benzene production by the company's Aromatic Plant in Sohar.
QPIC is focused on investing directly and indirectly in companies producing, trading and storing chemical and petrochemical products and related by-products, including but not limited to Benzene, Para-Xylene, Light Naphtha, Hydrogen, Light Ends, Heavy aromatics, Styrene, Ethylene Glycol, Ethane, and Methanol.
P/ZSM-5-surf-170 shows high selectivity toward para-xylene after 8 h time-on stream (over 91% after 8 h), and also there is no significant decrease in paraxylene selectivity.
As a result, S-Oil completed a para-xylene plant with the largest production capacity among single plants in the world in April, expanding its export capacity as well as future growth engines.
Tokyo, Nov 24, 2011 - (JCN) - Toray has succeeded in producing laboratory-scale samples of the world's first fully renewable biobased PET fiber by using fully renewable biobased PET derived from biobased para-xylene from Gevo, Inc.
In reflection of rush among local importers to secure materials supply, imports of chemicals and basic metals, such as para-xylene and non-alloy steel semi-finished products, racked up strong growth.
QPIC's initial investments commitments are in Aromatics and Stryene Projects with the equity of 20 per cent producing 400,000 tons per annum of Benzene and annually 820,000 tons of Para-Xylene, and 450,000 tons of Styrene.
In addition, the contract includes new plants for the production of Isomerate (700,000 mtpa), Para-Xylene (220,000 mtpa) and Benzene (200,000 mtpa).
Among specific topics are the optimal control of combined cooling and anti-solvent pharmaceutical crystallization, separating para-xylene from xylene mixtures with crystallization.