Patent · US Expired

Chromate ester catalyst and method of using same to produce high performance polyethylene products

US6673736B2 · kind B2 · utility

16Cited by
10References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 2000
Grant dateJan 6, 2004
Priority date
Expiry dateFeb 11, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/139
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An improved chromate catalyst on a highly porous silica support having high surface area and total pore volume, a method of using same to produce high performance polyethylene products, and the high performance polyethylene products, such as polyethylene pipe, produced thereby.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.