Hydroxyethylcellulose (HEC) ni polymer idasanzwe, amazi ashonga ya polymer ikomoka kuri selile ikoresheje urukurikirane rw'imiti. Ikoreshwa cyane mu nganda zitandukanye, harimo n’inganda za peteroli na gaze, igira uruhare runini mu gucukura no kurangiza amazi. Ni muri urwo rwego, HEC ikora nka rheol ...
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