EXHIBIT 2.1(b) AMENDMENT --------- AMENDMENT, dated as of November 15, 1994 (the "Amendment"), among BORDEN ACQUISITION CORP., a New Jersey --------- corporation ("Purchaser"), WHITEHALL ASSOCIATES, L.P., a Delaware --------- limited partnership ("Parent"), and BORDEN, INC., a New Jersey ------ corporation (the "Company") to the Agreement and Plan of Merger, ------- dated as of September 23, 1994 (the "Original Agreement"), among ------------------ Purchaser, Parent and the Company. 1. Amendment to Section 1.1. Section 1.1 of the ------------------------ Original Agreement is hereby amended by deleting the third sentence thereof in its entirety and inserting in lieu thereof the following: "The 'Exchange Ratio' shall mean the quotient (rounded to the nearest 1/100,000) obtained by dividing (i) $14.25 by (ii) the average of the average of the high and low sales prices of Holdings Common Stock as reported on the New York Stock Exchange Composite Tape on each of the ten full consecutive trading days ending immediately prior to the ten business day period ending on the date of expiration of the Offer (the "Valuation Period"); provided that the Exchange Ratio shall not be less than 1.78125 or greater than 2.375." 2. Authorization; Effectiveness. (a) This Amendment ---------------------------- has been duly executed and delivered by each party hereto and constitutes a valid and binding obligation of each such party, enforceable against such party in accordance with its terms subject to the effects of bankruptcy, insolvency, fraudulent conveyance, reorganization, moratorium and other similar laws relating to or affecting creditors' rights generally, general equitable principles (whether considered in a proceeding in equity or at law) and an implied covenant of good faith and fair dealing. (b) This Amendment shall become effective upon execution and delivery by the parties hereto. Except as expressly amended hereby, the provisions of the Original Agreement are and shall remain in full force and effect. 3. Governing Law. This Amendment shall be governed by ------------- and construed in accordance with the laws of the State of New Jersey, regardless of the laws that might otherwise govern under applicable principles of conflicts of laws thereof. 4. Counterparts. This Amendment may be executed in ------------ two or more counterparts, each of which shall be deemed to be an original, but all of which shall constitute one and the same agreement. 2 IN WITNESS WHEREOF, each of the parties has caused this Amendment to be executed on its behalf by its officers thereunto duly authorized, all as of the day and year first above written. WHITEHALL ASSOCIATES, L.P. By: KKR Associates, a limited partnership, its General Partner By: ------------------------------ Title: General Partner BORDEN ACQUISITION CORP. By: ------------------------------ Name: Clifton S. Robbins Title: President BORDEN, INC. By: ------------------------------ Name: Allan I. Miller Title: Senior Vice President, Chief Administrative Officer and General Counsel