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CPC
C08F4/6228
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CHEMISTRY METALLURGY
C08
Organic compounds
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
C08F4/00
Polymerisation catalysts
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C08F4/6228
with an aluminoxane
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Patents Grants
last 30 patents
Information
Patent Grant
Methods to produce heterogeneous polyethylene granules
Patent number
11,492,428
Issue date
Nov 8, 2022
ExxonMobil Chemical Patents Inc.
Xuan Ye
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ziegler-Natta catalysts prepared from solid alkoxymagnesium halide...
Patent number
11,478,781
Issue date
Oct 25, 2022
Chevron Phillips Chemical Company LP
Jeffrey F. Greco
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for gas-phase polymerization of olefins
Patent number
11,390,695
Issue date
Jul 19, 2022
Basell Poliolefine Italia s.r.l.
Gabriele Mei
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Hybrid supported metallocene catalyst, and polyolefin resin having...
Patent number
11,248,067
Issue date
Feb 15, 2022
Hanwha Chemical Corporation
Dong Wook Jeong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Alkoxy magnesium supported olefin polymerization catalyst component...
Patent number
11,124,583
Issue date
Sep 21, 2021
Beijing Lihe Technology Ltd.
Zhiwu Wang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Ziegler-Natta Catalysts Prepared From Solid Alkoxymagnesium Halide...
Publication number
20200398258
Publication date
Dec 24, 2020
Chevron Phillips Chemical Company LP
Jeffrey F. Greco
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR GAS-PHASE POLYMERIZATION OF OLEFINS
Publication number
20200031957
Publication date
Jan 30, 2020
BASELL POLIOLEFINE ITALIA S.r.l.
GABRIELE MEI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods to Produce Heterogeneous Polyethylene Granules
Publication number
20190389988
Publication date
Dec 26, 2019
EXXONMOBIL CHEMICAL PATENTS INC.
Xuan Ye
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ALKOXY MAGNESIUM SUPPORTED OLEFIN POLYMERIZATION CATALYST COMPONENT...
Publication number
20190309100
Publication date
Oct 10, 2019
BEIJING LIHE TECHNOLOGY LTD.
Zhiwu WANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
BIMETALLIC CATALYTIC COMPOUNDS AND COMPOSITIONS COMPRISING PERMETHY...
Publication number
20190283008
Publication date
Sep 19, 2019
SCG CHEMICALS CO., LTD.
Dermot O'HARE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYBRID SUPPORTED METALLOCENE CATALYST, AND POLYOLEFIN RESIN HAVING...
Publication number
20190263942
Publication date
Aug 29, 2019
Hanwha Chemical Corporation
Dong Wook JEONG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...