Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1992-09-28
1994-08-16
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528125, 528126, 528128, 528170, 528172, 528173, 528176, 528183, 528185, 528188, 528220, 528229, 528350, 428458, 4284735, 427 58, 427162, 427165, 427168, 264212, 264216, C08G 7310, B05D 506, B32B 2700
Patent
active
053388267
ABSTRACT:
A structure which is effective as an electrical insulator or as a transmitter-receiver of electromagnetic energy is prepared by providing a suitable substrate and covering the substrate with an adhering layer of a low dielectric, high temperature, linear aromatic polyimide. This polyimide is prepared by:
REFERENCES:
patent: 4111906 (1978-09-01), Jones et al.
patent: 4595548 (1986-06-01), St. Clair et al.
patent: 4603061 (1986-07-01), St. Clair et al.
patent: 4645824 (1987-02-01), Landis et al.
patent: 4895972 (1990-01-01), Stoakley et al.
St. Clair Anne K.
St. Clair Terry L.
Winfree William P.
Hampton-Hightower P.
Helfrich George F.
Kight III John
The United States of America as represented by the Administrator
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