Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof
Reexamination Certificate
2006-08-29
2006-08-29
Woodward, Ana (Department: 1711)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acids and salts thereof
C528S328000
Reexamination Certificate
active
07098361
ABSTRACT:
This invention is a family of α,ω amino acids based on 1,4 substituted rigid ring structures and the useful polyamides made from them.
REFERENCES:
patent: 2868770 (1959-01-01), Temin
patent: 3829455 (1990-03-01), None
patent: 49041355 (1974-11-01), None
patent: 49041355 (1974-11-01), None
Jean Colonge & Edouard Fichet ; The Polyamidification of Several p-Aminophenyl Carboxylic Acids,Bulletin de la Societe Chimique de France, pp. 412-419 (1955).
M. Levine & S.C. Temin ; Isomorphous Replacement in a Copolyamide System; J. Polymer Sci. 49, p. 291-6(1961).
R.S. Muromova, et al ; Synthesis of Amino Acids of the Cyclohexane Series and Polyamides Based on Them; Konf. po Vysokomolekul Soedin, pp. 220-225 (1962).
R.S. Muromova et al; New Polyamids and Fibers Based on ω-Amino Acids Containing Cyclohexane Rings in the Main Chain ; Khimicheskie Volokna, 4, pp. 69-73 (1967).
R.S. Muromova; Fiber Based on Trans-Beta-(4-Aminocyclohexyl)propionic and Zeta-Aminoenanthic Acids, Khimicheskie Volokna, 5, p. 70-1 (1968).
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