Process for the preparation of a nylon block copolymer with mixt

Details Process for the preparation of a nylon block copolymer with mixt Process for the preparation of a nylon block copolymer with mixt

1985-01-24

1986-09-09

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

525420, 525432, 528315, 528323, C08G 6920

Patent

active

046110526

ABSTRACT:
The invention relates to a process for the preparation of a nylon block copolymer composition by polymerization of lactam in the presence of a lactam-polymerization catalyst and an activator, characterized in that the activator used is a combination of:

REFERENCES:
patent: 3245961 (1962-08-01), Fetscher et al.
patent: 3511893 (1967-07-01), Schaeffer et al.
patent: 4501821 (1985-02-01), Hodek et al.
Hedrick et al., "A New RIM System from Nylon 6 Block Copolymers: Chemistry and Structure", Aug. 17, 1981, Detroit, MI pp. 3-5.
Allen et al., "Caprolactam Based Block Copolymers Using Polymeric Activators", pp. 321-343, (1977).

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