Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1991-10-30
1993-11-23
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528310, 562426, 562433, C08G 6912
Patent
active
052645436
ABSTRACT:
Hyperbranched aramids, made from an aromatic aminodicarboxylic acid or an aromatic aminodicarboxylic acid, and optionally an aromatic aminocarboxylic acid are disclosed. The hyperbranched aramids are useful as aids for the processing of aramid solutions. Also disclosed are novel monomers used to make the hyperbranched aramids.
REFERENCES:
patent: 2341611 (1944-02-01), Hagedorn et al.
patent: 4857630 (1989-08-01), Kim
D. A. Tomalia et al., Angew. Chem. Int. Ed. Eng., vol. 29, pp. 138-175 (1990).
C. J. Hawker et al., J. Am. Chem. Soc., vol. 113, pp. 4583-4588 (1991).
K. E. Ulrich et al., Polym. Mater. Sci., vol. 64, pp. 237-238 (1991).
S. L. Kwolek et al., Macromolecules, vol. 10, pp. 1390-1396 (1977).
Anderson Harold D.
E. I. Du Pont de Nemours and Company
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