Inhibiting popcorn polymer growth

Details Inhibiting popcorn polymer growth Inhibiting popcorn polymer growth

1989-04-28

1990-09-11

Davis, Curtis R.

Cleaning and liquid contact with solids

Processes

Hollow work, internal surface treatment

585 3, 585 4, 585 5, B08B 900

Patent

active

049560204

ABSTRACT:
Popcorn polymer growth on the inner surface of an olefin production apparatus is inhibited by treating a popcorn polymer with an efficient amount of a popcorn polymer growth inhibitor while the operation of the apparatus is suspended and olefins are removed from the apparatus.

REFERENCES:
patent: 3371124 (1968-02-01), Albert et al.
patent: 3432563 (1969-03-01), Metzler
patent: 3526673 (1970-09-01), Albert
patent: 4556476 (1985-12-01), Miller et al.
patent: 4654451 (1987-03-01), Miller et al.
patent: 4863524 (1989-09-01), Komabashiri et al.
Georgieff, K. K., "Rapid Build-up of a Pyrophoric Polymer in Ethylene Plant Deethanizer and Depropanizer Columns", 62, The Canadian Journal of Chemical Engineering, Jun. 1984 at 367.

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