公开(公告)号：US20180127633A1

公开(公告)日：2018-05-10

申请号：US15570135

申请日：2016-04-25

Applicant: BASF SE

Inventor： Ewelina BURAKOWSKA-MEISE ,  Patrick LEIBACH ,  Yun HAN ,  Dongmei REN

IPC: C09K8/035 ,  E21B43/267 ,  C09K8/68 ,  C09K8/70 ,  C09K8/80 ,  C08L71/08 ,  C12N9/42

CPC classification number: C09K8/035 ,  C08L71/08 ,  C09K8/68 ,  C09K8/685 ,  C09K8/706 ,  C09K8/80 ,  C09K2208/24 ,  C12N9/2437 ,  C12Y302/01004 ,  E21B43/267

Abstract: The present disclosure relates to microcapsules with shell and a core with an average particle size of the microcapsules in the range from 0.5 to 20 μm, wherein the shell is a polyester and wherein the core material comprises an enzyme, a method of making the microcapsules and methods of using the microcapsules in the field of recovery of hydrocarbons from a subterranean formation.