Process for cleaning polymer processing equipment

Details Process for cleaning polymer processing equipment Process for cleaning polymer processing equipment

1987-07-27

1989-06-13

Willis, Prince E.

Cleaning and liquid contact with solids

Processes

Using solid work treating agents

134 7, 134 9, 134 2214, 25217423, 252554, 252555, 252558, 25217425, 524158, B08B 904

Patent

active

048389480

ABSTRACT:
The present invention pertains to a process for cleaning polymeric processing equipment. The process comprises purging the polymer processing equipment with a composition comprising a polymer, a mild abrasive and a sulfonated surfactant.

REFERENCES:
patent: 3071498 (1963-01-01), Kaskel
patent: 3476599 (1969-11-01), Grover et al.
patent: 3776774 (1973-12-01), Miller
patent: 3985668 (1976-10-01), Hartman
patent: 4116851 (1978-09-01), Rupe et al.
patent: 4240919 (1980-12-01), Chapman
patent: 4289640 (1981-09-01), Falivene
patent: 4606850 (1986-08-01), Malik

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