C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/210
C08G 63/18 (2006.01) C08G 63/14 (1980.01)
Patent
CA 1047199
POLYBUTYLENE Terephthalate ABSTRACT Reaction of terephthalic acid and butane diol using a tetravalent tin catalyst having one organo-to-tin linkage. This invention relates to the production of poly- butylene terephthalate by reacting terephthalic acid and 1,4- butylene glycol in the presence of tetravalent tin catalyst having one organo-to-tin linkage.
252423
Blaha Eli W.
Chipman Gary R.
Deboer Jacob A.
Henk Michael G.
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