Poly(aryl ether ketone) (PAEK) block and chain-extended copolymers. 2. Preparation and characterization of chain-extended PAEK copolymers and poly(ether ketone ketone)/poly(ether ether ketone) block copolymers
✍ Scribed by Harris, J. E.; Winslow, P. A.; Botkin, J. H.; Maresca, L. M.; Clendinning, R. A.; Cotter, R. J.; Matzner, M.; Kwiatkowski, G. T.
- Book ID
- 125432891
- Publisher
- American Chemical Society
- Year
- 1993
- Tongue
- English
- Weight
- 696 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0024-9297
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📜 SIMILAR VOLUMES
## Abstract A series of well‐defined poly(ether ketone ketone) (PEKK)/sodium sulfonated poly(aryl ether ketone) (S‐PAEK) block copolymers of high molecular weights was prepared by direct nucleophilic polymerization of hydroquinone with sodium 5,5′‐carbonylbis(2‐fluorobenzene sulfonate) (**1**) and
Republic of China ## SYNOPSIS Poly(ether ether ketone ketone)-poly(ether sulfone) (PEEKK/PES) block copolymers were prepared from the corresponding oligomers via a nucleophilic aromatic substitution reaction, and the A?" of the PEEKK segment was fixed a t 12,000, while the M,,'s of the PES segmen
## Abstract A new monomer, __N,N′‐__bis(4‐phenoxybenzoyl)‐__m__‐phenylenediamine (BPPD), was prepared by condensation of __m__‐phenylenediamine with 4‐phenoxybenzoyl chloride in __N,N__‐dimethylacetamide (DMAc). A series of novel poly(ether amide ether ketone) (PEAEK)/poly(ether ketone ketone) (PEK