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E. I. DU PONT DE NEMOURS AND COMPANY Pigments Department
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CC: W. S. Struve, Pigm., Newark B. H. Perkins, Pigm., Newark E. E,Jaffe, Pigm., Newport C. F. Rolle, Pigm., Wilmington V. J.Lewis, Pigm., Newport A. P.Smith, Jr., Pigm., Newport
Newark, New Jersey July 1, 1975
J. R. WEBSTER PIGMENTS CHESTNUT RUN
REF. JJ - J.R.WEBSTER 3/10/75 &T-476-* "COWLES" DISPERSIBILITY
We have manufactured an additional lot of BT-476 (56657) at a higher (4.5%)
level of resin in an attempt to increase dispersibility of this product.
Will you please evaluate it versus LGLD and BT-383-D to determine if this
level of resin (chosen because of patent consideration) has any special merit.
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