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2 830 492

(13)

C2

(51)

IPC

C08F10/02(2006-01-01)

C08F210/02(2006-01-01)

(21) (22)

Application

2021106566, 2019-09-16

(24)

Start date

2019-09-16

(22)

Actual filing date

2019-09-16

(45)

Published

2024-11-20

(72)

Inventor

Clear, Kathy S.Mcdaniel, Max P.Ellis, William C.Schwerdtfeger, Eric D.Gagan, Deloris R.Cruz, Carlos A.Monwar, Masud M.

(73)

Holder

Chevron Phillips Chemical Company Lp

LIGHT TREATMENT OF CHROMIUM CATALYSTS AND ASSOCIATED CATALYST PRODUCTION SYSTEMS AND POLYMERISATION METHODS Russian patent published in 2024 - IPC C08F10/02 C08F210/02 

Abstract RU 2830492 C2

FIELD: molding.

SUBSTANCE: invention relates to ethylene copolymers intended for molding industrial articles. Disclosed is an ethylene copolymer for molding industrial articles, having a ratio Mw/Mn in range of 50 to 90, ratio Mz/Mw in range from 4 to 10; and parameter CY-a in range from 0.2 to 0.4, found on the basis of rheological measurements carried out at 190 °C, and from 0.5 to 4 long-chain branches per million of all carbon atoms.

EFFECT: said copolymer is suitable for producing molded articles.

9 cl, 4 dwg, 5 tbl, 52 ex

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RU 2 830 492 C2

Authors

Clear, Kathy S.

Mcdaniel, Max P.

Ellis, William C.

Schwerdtfeger, Eric D.

Gagan, Deloris R.

Cruz, Carlos A.

Monwar, Masud M.

Dates

2024-11-20—Published

2019-09-16—Filed

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