Process for preparing nylon block copolymers

Details Process for preparing nylon block copolymers Process for preparing nylon block copolymers

1985-09-12

1987-09-29

Briggs, Sr., Wilbert J.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525408, 525437, 525474, 528318, 528319, 528326, C08L 2326, C08L 6702, C08L 7102

Patent

active

046969772

ABSTRACT:
A process for preparing a nylon-6 block copolymer in which a solution comprising an acyllactam, epsilon-caprolactam and magnesium chloride is brought into reactive admixture with a solution of magnesium dilactam in epsilon-caprolactam. The acyllactam magnesium chloride solution is prepared by reaction of an acid halide functional material and magnesium dilactam.

REFERENCES:
patent: 2727018 (1955-12-01), Evans et al.
patent: 3498956 (1970-03-01), Birkner
patent: 4107154 (1978-08-01), Bacskai
patent: 4346200 (1982-08-01), Woodbrey
patent: 4501821 (1985-02-01), Hodek et al.

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