U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Process for forming polymeric paraxylylene coatings and films possessing improved oxidation resistance

Patent 4176209 Issued on November 27, 1979. Estimated Expiration Date: Icon_subject January 9, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Inventors

Assignee

Application

No. 05/868159 filed on 01/09/1978

US Classes:

427/255.23Mixture of vapors or gases (e.g., deposition gas and inert gas, inert gas and reactive gas, two or more reactive gases, etc.) utilized

Examiners

Primary: Pianalto, Bernard

Attorney, Agent or Firm

International Classes

B05D 7/24 (20060101)
C08G 61/00 (20060101)
C08G 61/02 (20060101)
C08J 3/20 (20060101)

Abstract

Polymeric paraxylylene coatings and films possessing significantly improved oxidation resistance, particularly at elevated temperatures, are disclosed as well as a process for their preparation wherein certain antioxidants are vaporized and codeposited with vaporous poly(paraxylylene) precursors onto a substrate.

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