ELECTRIFYING ROLLER - BRIDGESTONE CORP

Title:

ELECTRIFYING ROLLER

Document Type and Number:

WIPO Patent Application WO/2010/021402

Kind Code:

A1

Abstract:

Disclosed is an electrifying roller that can be manufactured in a simpler manner and has good electroconductive properties with a small amount of an electroconductive agent. An electrifying roller (10, 20) comprises a shaft (1), an elastic layer (2) provided on the outer circumference of the shaft (1), and a surface layer (3) provided on the outer circumferential surface of the elastic layer (2). The elastic layer (2) is formed of an ultraviolet cured resin containing a phosphoric ester group. The ultraviolet cured resin is preferably a compound represented by general formula (1), wherein R1 represents general formula (2) [wherein m is an integer of 1 to 10]; R2 represents any one of general formulae (3) to (9); R3 represents any one of general formulae (10) to (12) [wherein r, s, and t are an integer of 10 to 150]; and n is an integer of 1 to 10.

Inventors:

EGASHIRA IZUMI (JP)
TAGAWA HIROTAKA (JP)
TAKANO JUNICHI (JP)
SIRAKURA DAIJIROU (JP)

Application Number:

PCT/JP2009/064741

Publication Date:

February 25, 2010

Filing Date:

August 24, 2009

Export Citation:

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Assignee:

BRIDGESTONE CORP (JP)
EGASHIRA IZUMI (JP)
TAGAWA HIROTAKA (JP)
TAKANO JUNICHI (JP)
SIRAKURA DAIJIROU (JP)

International Classes:

G03G15/02; C08F290/06; F16C13/00

Foreign References:

JP2006184895A	2006-07-13
JP2007248945A	2007-09-27
JP2007233367A	2007-09-13
JP2008122858A	2008-05-29
JP2008292659A	2008-12-04