COPOLYMERS OF (METH) ACRYLIC ACID ESTERS AS FLOW IMPROVERS IN PETROLEUM OILS
摘要
Copolymers of acrylic and/or methacrylic acid esters of higher alcohols or alcohol cuts with at least 16 C-atoms in the alcohol radical with from 0.5 to 2.5% by weight of maleic anhydride as flow improvers in crude petroleum oils and/or fractions thereof.
申请公布号
CA1334013(C)
申请公布日期
1995.01.17
申请号
CA19890592933
申请日期
1989.03.07
申请人
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN
发明人
RITTER, WOLFGANG;PIETSCH, OLIVER;ZOELLNER, WOLFGANG;HEROLD, CLAUS-PETER;VON TAPAVICZA, STEPHAN