Partially hydrolyzed polyacrylamide (PHPA) bụ ụdị synthetic linear polymer eji eme ihe maka viscosity-building na njikọ nke rheology na drilling fluids maka mmụ ndị mbu, njikọ geoteknikal, na ọrụ piling. PHPA polymers emepụtara site na acrylamide units nke a na-gbanwe na carboxyl groups, na-emepụta ụdị partially anionic polymer chain. Ụdị mọlekụlụ ndị a na-enye PHPA ike nye aka iji nye ihe mmetụta nke viscosity njikọ, shale stabilization, na mmụgbu nke fluid-loss na-iche karịa ihe mgbakwu arụrụ ọhụ dị ka bentonite, na-eme ya ihe mkpa n'ime sistemu drilling fluid ike elu maka ụdị geology sọpụtụ.
Partially hydrolyzed polyacrylamide (PHPA) bụ ụdị synthetic linear polymer eji eme ihe maka viscosity-building na njikọ nke rheology na drilling fluids maka mmụ ndị mbu, njikọ geoteknikal, na ọrụ piling. PHPA polymers emepụtara site na acrylamide units nke a na-gbanwe na carboxyl groups, na-emepụta ụdị partially anionic polymer chain. Ụdị mọlekụlụ ndị a na-enye PHPA ike nye aka iji nye ihe mmetụta nke viscosity njikọ, shale stabilization, na mmụgbu nke fluid-loss na-iche karịa ihe mgbakwu arụrụ ọhụ dị ka bentonite, na-eme ya ihe mkpa n'ime sistemu drilling fluid ike elu maka ụdị geology sọpụtụ.
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