Core Viewpoint - LyondellBasell announced the public offering of $1.5 billion in guaranteed notes through its wholly-owned subsidiary, with proceeds expected to be used for general corporate purposes, including the repayment of certain guaranteed notes maturing in 2026 and 2027 [2] Group 1: Offering Details - The offering includes $500 million of notes with a coupon rate of 5.125% maturing in 2031 and $1 billion of notes with a coupon rate of 5.875% maturing in 2036 [2] - The notes will be fully and unconditionally guaranteed by LyondellBasell [2] - The expected settlement date for the offering is November 13, 2025 [2] Group 2: Use of Proceeds - The net proceeds from the offering are anticipated to be used for general corporate purposes [2] - Potential uses include the repayment of certain guaranteed notes due in 2026 and 2027 [2]