Method of shaping and felting open cell polychloroprene latex fo

Details Method of shaping and felting open cell polychloroprene latex fo Method of shaping and felting open cell polychloroprene latex fo

1991-11-25

1992-04-14

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521918, C08J 936

Patent

active

051049082

ABSTRACT:
A method of felting partially cured open cell polychloroprene latex foam to obtain desired foam member properties with intricate geometric shapes. Such felting renders the finished foam suitable for controlled ink flow required for printing purposes. The foam is open cell latex polychloroprene, cured in a steam autoclave, washed and dried while in the partially cured state. Thereafter, the partially cured foam can be stored and formed into intricate shape and fully cured when required.

REFERENCES:
patent: 3094433 (1963-06-01), Bugosh et al.
patent: 4943598 (1990-07-01), Ferro
patent: 4943599 (1990-07-01), Ferro

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