Adhesiveless aromatic polyimide laminate

Details Adhesiveless aromatic polyimide laminate Adhesiveless aromatic polyimide laminate

1994-12-14

1996-06-11

Nakarani, D. S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428215, 428216, 428220, 428334, 4284735, B32B 702, B32B 2700

Patent

active

055254055

ABSTRACT:
An aromatic polyimide laminate having a thickness of at least 50 microns composed of multiple aromatic polyimide film layers containing from 400 to 10,000 ppm of tin, superimposed on and directly bonded to each other without using an adhesive. The polyimide laminates can be used in various thick film applications such as punched gaskets and washers, speaker coils, shim stock, circuit boards and machined parts.

REFERENCES:
patent: 5178964 (1993-01-01), Scola et al.
patent: 5218034 (1993-06-01), Milligan et al.
patent: 5227244 (1993-07-01), Milligan
patent: 5272194 (1993-12-01), Arduengo et al.
patent: 5358782 (1994-10-01), Parish

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