Amidation catalyst concentrates

Details Amidation catalyst concentrates Amidation catalyst concentrates

1993-09-20

1995-05-30

Foelak, Morton

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

Synthetic resins

From carboxylic acid or derivative thereof

528310, 528322, 525419, 525420, C08G 6948

Patent

active

054202302

ABSTRACT:
Disclosed is a process for preparing nylon by adding an amidation catalyst concentrated in "masterbatches" to the process melt resulting in a product with increased molecular weight and viscosity.

REFERENCES:
patent: 3551548 (1970-12-01), Brignac et al.
patent: 3763113 (1973-10-01), Burrows et al.
patent: 4848915 (1992-08-01), Fintel
patent: 4912175 (1990-03-01), Wheland et al.
patent: 4919872 (1990-04-01), Fintel
patent: 5116919 (1992-05-01), Buzinkai et al.
patent: 5142000 (1992-08-01), Wheland

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