公开(公告)号：WO2021061903A1

公开(公告)日：2021-04-01

申请号：PCT/US2020/052383

申请日：2020-09-24

Applicant: DOW SILICONES CORPORATION ,  ROHM AND HAAS COMPANY ,  DOW GLOBAL TECHNOLOGIES LLC

Inventor： REYES, Larisa Mae Q. ,  PETR, Michael T. ,  MANNA, Joseph ,  ZHANG, Xiangyi ,  MANGOLD, Shane L. ,  ROY, Raghunath

IPC: C09K8/524 ,  C08F267/04 ,  C08F222/08 ,  E21B37/06

Abstract: A grafted poly(a-olefin-maleic anhydride) copolymer for use as a wax inhibitor in crude oils having the following general chemical formulae of Structure (I), where R1 is a substituent having, for example, from 1 carbon atom to 10 carbon atoms (C1-C10); R2 is a substituent having, for example, from 22 carbon atoms to 42 carbon atoms (C24-C42); and X is an atom including, for example, oxygen, nitrogen, or sulfur; and a process of wax inhibition of crude oil using the above grafted copolymer.

公开(公告)号：WO2018057157A1

公开(公告)日：2018-03-29

申请号：PCT/US2017/047125

申请日：2017-08-16

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： HUKKANEN, Eric J. ,  BARTON, Bryan E. ,  MANGOLD, Shane L. ,  MONCADA, Adriana I. ,  BILLOVITS, Gerald F.

IPC: D01F9/21 ,  C08J7/12 ,  D06M11/60

CPC classification number: D01F9/21 ,  D06M11/55 ,  D06M11/60 ,  D06M11/70 ,  D06M11/82 ,  D06M15/643 ,  D06M2101/20

Abstract: A method for preparing a stabilized polyolefin material comprising: (a) providing a polyolefin material characterized by an empirical formula, CHxSyOz, where: 1.85 ≤ X ≤ 2.10; 0.000 ≤ Y ≤ 0.035; 0.03 ≤ Z ≤ 0.20; and (b) treating the polyolefin material with a stabilizing agent. A stabilized polyolefin article comprising an empirical formula, CHwNxSyOz, where: 0.35 ≤ W ≤ 1.75; 0.03 ≤ X ≤ 0.035; 0.00 ≤ Y ≤ 0.025; and 0.05 ≤ Z ≤ 0.55. A carbonized polyolefin article comprising an empirical formula, CNx, where: 0.005 ≤ X ≤ 0.035.

Abstract translation: 一种制备稳定化聚烯烃材料的方法，其包括：（a）提供特征在于经验式CH x S y O z的聚烯烃材料，其中：1.85≤X≤2.10; 0.000≤Y≤0.035; 0.03≤Z≤0.20; 和（b）用稳定剂处理聚烯烃材料。 一种稳定的聚烯烃制品，其包含经验式CHwNxSyOz，其中：0.35≤W≤1.75; 0.03≤X≤0.035; 0.00≤Y≤0.025; 0.05≤Z≤0.55。 包含经验式CNx的碳化聚烯烃制品，其中：0.005≤X≤0.035。

公开(公告)号：WO2018057156A1

公开(公告)日：2018-03-29

申请号：PCT/US2017/047121

申请日：2017-08-16

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： HUKKANEN, Eric J. ,  BARTON, Bryan E. ,  MANGOLD, Shane L. ,  BILLOVITS, Gerald F.

IPC: D06M11/55 ,  D06M11/52 ,  D06M11/64 ,  C08J7/14 ,  D01F9/21

CPC classification number: D06M11/55 ,  D01F9/21 ,  D06M11/52 ,  D06M11/64 ,  D06M2101/20

Abstract: A method for preparing a polyolefin material comprising providing a crosslinked polyolefin material; surface treating the crosslinked polyolefin material with an acidic medium; heating the crosslinked polyolefin material at or below 140 degrees C. A stabilized polyolefin article comprising an empirical formula, CH X S Y O Z , where: 1.85 ≤ X ≤ 2.10; 0.000 ≤ Y ≤ 0.035; and 0.03 ≤ Z ≤ 0.20. An oxidized polyolefin article comprising an empirical formula, CH X O Z , where: 0.35 ≤ X ≤ 0.50; and 0.5 ≤ Z ≤ 0.6.

Abstract translation: 制备聚烯烃材料的方法，包括提供交联的聚烯烃材料; 用酸性介质对交联聚烯烃材料进行表面处理; 在140℃或低于140℃下加热交联的聚烯烃材料。一种稳定化的聚烯烃制品，其包含经验式CH 2 S Y Y O Z，其中， ：1.85≤X≤2.10; 0.000≤Y≤0.035; 和0.03≤Z≤0.20。 一种氧化聚烯烃制品，其包含经验式CH≤X≤Z≤其中：0.35≤X≤0.50; 和0.5≤Z≤0.6。