ECSP951530A - SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE - Google Patents

SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE

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Publication number
ECSP951530A
ECSP951530A ECSP951530A ECSP951530A EC SP951530 A ECSP951530 A EC SP951530A EC SP951530 A ECSP951530 A EC SP951530A EC SP951530 A ECSP951530 A EC SP951530A
Authority
EC
Ecuador
Prior art keywords
polymers
ethylene
shear stress
linear
percent
Prior art date
Application number
Other languages
Spanish (es)
Inventor
Yaw-Lai Shih
John R Wilson
George W Knight
James C Stevens
Steve Pak-Wing Chum
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to ECSP951530 priority Critical patent/ECSP951530A/en
Publication of ECSP951530A publication Critical patent/ECSP951530A/en

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Abstract

El invento se refiere a polimeros elásticos de etilenos los cuales tienen una procesabilidad similar a polietileno de baja densidad con bastantes ramales (LDPE), pero tienen la resistencia y rigidez de polietileno lineal de baja densidad (LLDPE). Los polímeros tienen indices de procesamiento (PI) menor que o igual a 70 por ciento de los políemros linelaes de etileno comparativos, y una tasa de esfuerzo cortante critico al inicio de fisura de fusión superficial de por lo menos 50 por ciento más que la misma para polímeros lineales tradicionales con las mismas 12, densidad y Mw/Mn. Los polímeros nuevos también pueden tener de 0.01 a 3 ramales largos de cadena/1000 carbonos y tener mayor viscocidad de bajo o cero esfuerzo cortante y manos viscocidad de alto esfuerzo cortante que polimeros linelaes de etileno comparativos.The invention relates to elastic ethylene polymers which have a processability similar to low density polyethylene with many branches (LDPE), but have the strength and rigidity of linear low density polyethylene (LLDPE). The polymers have processing indices (PI) less than or equal to 70 percent of the comparative ethylene linear polymers, and a critical shear stress initiation rate of at least 50 percent more than the same for traditional linear polymers with the same 12, density and Mw / Mn. New polymers can also have 0.01 to 3 long chain strands / 1000 carbons and have higher low or zero shear stress viscosity and high shear stress viscosity than comparative ethylene linear polymers.

ECSP951530 1995-09-06 1995-09-06 SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE ECSP951530A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ECSP951530 ECSP951530A (en) 1995-09-06 1995-09-06 SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ECSP951530 ECSP951530A (en) 1995-09-06 1995-09-06 SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE

Publications (1)

Publication Number Publication Date
ECSP951530A true ECSP951530A (en) 1997-07-28

Family

ID=42042172

Family Applications (1)

Application Number Title Priority Date Filing Date
ECSP951530 ECSP951530A (en) 1995-09-06 1995-09-06 SUBSTANTIALLY LINEAR ELASTIC POLYMERS OF ETHYLENE

Country Status (1)

Country Link
EC (1) ECSP951530A (en)

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