Catalyst component for olefin polymerization and preparation method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9353197
APP PUB NO 20120226004A1
SERIAL NO

13502508

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A catalyst component for olefin polymerization is disclosed, which comprises at least one diol ester type electron donor compound (a) and at least one diether type electron donor compound (b) among others, wherein the molar ratio of a to b is 0.55-50. A preparation method of the catalyst component, a catalyst comprising the catalyst component, and an olefin polymerization method using the catalyst which can especially be used for preparation of polypropylenes of low ash contents are also disclosed.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
BEIJING RESEARCH INSTITUTE OF CHEMICAL INDUSTRY CHINA PETROLEUM AND CHEMICAL CORPORATIONNO 14 BEISANHUAN EAST ROAD CHAOYANG DISTRICT BEIJING 100013
CHINA PETROLEUM AND CHEMICALCORPORATION22A CHAOYANGMENBEI STREET CHAOYANG DISTRICT BEIJING 100728

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gao, Ping Beijing, CN 104 740
Li, Weili Beijing, CN 50 140
Liu, Yuexiang Beijing, CN 19 53
Peng, Renqi Beijing, CN 10 33
Qiao, Suzhen Beijing, CN 7 27
Tan, Yang Beijing, CN 20 49
Xia, Xianzhi Beijing, CN 20 62
Yin, Maoping Beijing, CN 6 28
Zhang, Jigui Beijing, CN 10 26
Zhang, Tianyi Beijing, CN 45 53
Zhao, Jin Beijing, CN 122 407

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 30, 2027
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00