TEXT-S&P rates LyondellBasell subsidiary existing notes 'BB+'

Sept 26 - Overview -- We are assigning a 'BB+' rating to LYB Finance Co. BV's existing $300 million 8.1% senior unsecured notes due 2027. LYB Finance is an indirect wholly-owned subsidiary of petrochemical company LyondellBasell Industries N.V. -- We affirmed all our ratings on LyondellBasell, including the 'BBB-' corporate credit rating. -- We are revising our liquidity assessment to "strong" from "adequate". -- The stable outlook reflects our view that LyondellBasell wil