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???? ???????? ?????? ????? ?????? (HPMC) ?? ???? ??????? ????? ?????? ??????? ????????? ?? ???? ????? ?????? ??????????? ?????????? ??????? ??? ???? ???? ?? ????? ????????? ??? ?? ??? ?????? ???????? ???????? ???????. ????? ??????? ???????? ?? ???????? ??????? ?????? ??? ????? ???????? ??????? ?? ???????? ??? ?????? ???? ?????? ??? ?????? ?????????? ??????? ???????? ?????????. ??? ???????? ???? ?????? ??????? ??????? ???? ?? ???????? ???????? ??? ??? ???? ??? ????? ????? ??????? ?? ?????????. ?? ???? ??????? ?????? HPMC ?????? ??????? ????? ??? ??? ??????? ????? ?? ???? ???????? ??????? ????? ????? ?????? ????? ???? ?? ???????. ???? ??????? ????? ?????? ???? ????? ????? ????? ??????? ??? ???? ??????? ???????? ?? ???? ?????? ??????. ???? ???????? ?????????? ?????????? ????? HPMC ?????? ??????? ??????? ????? ?????? ?? ?????? ???????? ???????? ?? ?????????.