11 June 2012 17:13 [Source: ICIS news]
HOUSTON (ICIS)--US ethylene margins fell by 12% on continued weakness in spot values and lower co-product prices, the ICIS margin report showed on Monday.
US spot ethylene prices shed 4.25-6.50 cents/lb in the past week, tracking weaker demand and improved supply.
Ethane cracker co-product prices also fell, shedding 3.6% week on week as propylene values also dropped.
The fall in ethylene and co-product values came as US ethane prices peaked in the middle of the week before dropping on Friday.
US ethane prices on the NYMEX ended 8 June at 30.88 cents/gal, up by 4.0% from prices of 29.68 cents/gal on 1 June.
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