TY  - SER
AU  - Quinlan,Martin
TI  - An upturn, at last
KW  - Industria química
N2  - The worldwide chemicals business climbed out of its long slump last year and achieved its best results since 1997. The sector's characteristic cyclicality points to an acceleration of the recovery this year - but high prices for feedstocks and energy could check the upturn
ER  -