Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From phenol – phenol ether – or inorganic phenolate

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

528219, 528374, 528375, C08G 6904

Patent

active

056962185

ABSTRACT:
In a process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides, a bis-o-hydroxyamide or a bis-o-mercaptoamide is reacted with a dihydroxy compound in the presence of a basic catalyst.

REFERENCES:
patent: 4331592 (1982-05-01), Wissman et al.
patent: 4339521 (1982-07-01), Ahne et al.
patent: 4622285 (1986-11-01), Ahne
patent: 4849051 (1989-07-01), Ahne et al.
patent: 5021320 (1991-06-01), Mueller et al.
patent: 5037720 (1991-08-01), Khanna
patent: 5096999 (1992-03-01), Hellmut et al.
patent: 5194568 (1993-03-01), Gregory et al.
patent: 5219981 (1993-06-01), Gregory et al.
patent: 5270432 (1993-12-01), Hergenrother et al.
Labadie, J. et al., "Recent Advances in High Temperature Polymers For Microelectronic Applications," SAMPE Journal, vol. 25, No. 6, 1989, pp. 18-23.
Soane, D. et al., "Resists in Microlithography," Polymers in Microelectronics Fundamentals and Applications, Amsterdam-Oxford-New York-Tokyo (1989), pp. 77-124.
Rutter, E.W. et al., "A Photodefinable Benzocyclobutene Resin For Thin Film Microelectronic Applications," Proceedings of the 1992 International Conference on Multichip Modules, Apr. 1-3, 1992 Radisson Hotel Denver, pp. 394-400.
Mercer, F., "Aromatic Poly(ether imide oxadiazole)s," High Performance Polymers, vol. 4, No. 2 (1992), pp. 73-80.
Ahne, H. et al., "Recent Advances in Photosensitive Polyimides," Polymers for Advanced Technologies, vol. 4 (1993), pp. 217-233.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Preparation of poly-o-hydroxyamides and poly-o-mercaptoamides will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1608752

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.