摘要：

This patent describes a polymerization reaction vessel having on all the internal surfaces with a coating that consists of the sodium salt of an oligomer(s) having the general structure wherein chi is an integer from 0 to 10. The oligomer(s) is the reaction product of benzaldehyde and resorcinol and wherein the coated surface are characterized by having a critical surface tension of at least 72 dynes/centimeter and a contact angle with water of about zero.

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