EXHIBIT (c)(1) AGREEMENT AND PLAN OF MERGER among LYONDELL PETROCHEMICAL COMPANY, LYONDELL ACQUISITION CORPORATION and ARCO CHEMICAL COMPANY Dated as of June 18, 1998Merger Agreement • June 29th, 1998 • Lyondell Petrochemical Co • Petroleum refining • Delaware
EXHIBIT (c)(4) GUARANTY BY LYONDELL PETROCHEMICAL COMPANY FOR VALUE RECEIVED, effective as of the Purchase, Lyondell Petrochemical Company, a Delaware corporation ("Guarantor"), pursuant to the Tax Agreement (the "Tax Agreement"), dated as of June 18,...Guaranty Agreement • June 29th, 1998 • Lyondell Petrochemical Co • Petroleum refining
FOR VALUE RECEIVED, effective as of the Purchase, Lyondell Petrochemical Company, a Delaware corporation ("Guarantor"), pursuant to the Tax Agreement (the "Tax Agreement"), dated as of June 18, 1998 , among Atlantic Richfield Company, a Delaware corporation ("ARCO"), ARCO Chemical Company, a Delaware corporation ("ACC"), and Guarantor, (ARCO, together with its successors and permitted assigns, the "Guaranteed Party"), does hereby unconditionally and irrevocably guarantee to Guaranteed Party (i) the due and punctual performance and observance by ARCO Chemical of each covenant, agreement, undertaking, and any other obligation or condition binding upon or to be performed or observed by it under and in accordance with the terms of the Tax Agreement, the Tax Sharing Agreement and the Prior Agreement (collectively, the "Tax Obligation Agreements") and (ii) the due and punctual payment of each amount that ARCO Chemical is or may become obligated to pay under and in accordance with the terms o
