US Patent 7279533 Polar-group-containing cyclized rubber and process for producing same
Patent 7279533 was granted and assigned to Zeon (liturgy) on October, 2007 by the United States Patent and Trademark Office.
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Patent abstract
A main object of the invention is to provide a polar-group-containing cyclized rubber making it possible to improve remarkable the adhesiveness between paint and a molded product made of a nonpolar polymer such as polypropylene or polyethylene, and a process for producing the same. In order to attain the object, the invention provides a polar-group-containing cyclized rubber which has a polar group at a terminal of a polymer chain thereof, has a weight-average molecular weight of 1000 to 1,000,000, and is obtained by cyclizing a conjugated diene polymer having the polar group at a terminal of a polymer chain thereof.
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US Patent 07279533 Polar-group-containing cyclized rubber and process for producing same US Patent 7279533 Polar-group-containing cyclized rubber and process for producing same
Infobox
Patent Number
0727953300
Patent Number
727953300
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072795330
Date of Patent
October 9, 2007
0Patent Application Number
105429110
Date Filed
January 20, 2004
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072795330
Date of Patent
October 9, 2007
0Patent Application Number
105429110
Date Filed
January 20, 2004
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
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Website URL
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US Patent 07279533 Polar-group-containing cyclized rubber and process for producing same
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07279533
Date of patent
October 9, 2007
Patent application number
10542911
Date Filed
January 20, 2004
Patent primary examiner
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