Photodefinable interlevel dielectrics

Details Photodefinable interlevel dielectrics Photodefinable interlevel dielectrics

1990-12-18

1992-08-18

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Composite

Of metal

156655, 1566591, 156904, 427 431, 427 44, 427 58, 4273855, B32B 1508, B44C 122

Patent

active

051398800

ABSTRACT:
A predetermined pattern of a dielectric polymer is formed on a substrate from a mixture of prepolymers which are the ethers of the oligomeric condensation product of (a) dihydric phenol and formaldehyde and (b) a dialdehyde and 3 to 4 moles of a phenol.

REFERENCES:
patent: 4816498 (1989-03-01), Zupancic et al.
patent: 4855375 (1989-08-01), Zupancic et al.
patent: 4908096 (1990-03-01), Zupancic

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