Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1978-10-26
1980-07-01
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
260 334R, 528336, 528339, 528347, 528349, C08G 6926
Patent
active
042107423
ABSTRACT:
The transparent polyamides of the invention have a reduced specific viscosity of at least 0.4 dl/g (0.5% solution of the polyamide in m-cresol at 25.degree. C.) and consist either of
REFERENCES:
patent: 3563959 (1971-02-01), Schade et al.
patent: 3939147 (1976-02-01), Hugelin et al.
Chemical Abstracts, vol. 40, 900.sup.2 (1946).
Chemical Abstracts, vol. 36 (1942), 4720.sup.4.
Peter Heinz
Pfeifer Josef
Anderson Harold D.
Ciba-Geigy Corporation
Hall Luther A. R.
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