Patent ID: 6379486
Filing Date: 2002-04-30
Classification: B29C,B29L,F16G,G03G,Y10T

Abstract:
A process for producing a seam in a polyimide component, wherein said component comprises a seam having a first end and a second end, each of said first end and said second end comprising a plurality of mutually mating elements which join in an interlocking relationship to form a seam, said component comprising a polyimide substrate, said process comprising:a) treating said mutually mating elements with a basic material; b) rinsing said mutually mating elements; c) treating said mutually mating elements with an acid material; d) providing a poly(amic acid) material between said mutually mating elements; and e) curing said poly(amic acid) material while present between said mutually mating elements to form a polyimide seam.