公开(公告)号：US20180321619A1

公开(公告)日：2018-11-08

申请号：US15773966

申请日：2016-01-27

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Guang Jin Li ,  Daniel Tanchangco ,  Paul McCaslin ,  Anna Chin, Sr. ,  Bin Huang ,  Kai-Kong Iu

IPC: G03G15/10 ,  G03G15/08 ,  G03G15/02 ,  G03G13/10 ,  C08L75/04

CPC classification number: G03G15/10 ,  C08L75/04 ,  G03G13/10 ,  G03G15/0233 ,  G03G15/0818 ,  G03G15/104 ,  G03G2215/0861

Abstract: The present disclosure relates to a liquid electrophotographic ink developer unit. The unit comprises a developer roller comprising a layer formed from a polymer composition containing a conductive filler, whereby the polymer composition has a specific resistivity of less than 1×106 Ω·cm. The unit also comprises a secondary roller that co-operates with the developer roller.

公开(公告)号：US20170171530A1

公开(公告)日：2017-06-15

申请号：US14970248

申请日：2015-12-15

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Matthew G. Lopez ,  Kai-Kong Iu ,  Hsing Ming Chin

IPC: H04N13/02 ,  G06T7/00 ,  B05D3/00

CPC classification number: H04N13/275 ,  G01B5/0004 ,  G01B5/0007 ,  G01B11/2522 ,  G01N2223/307

Abstract: The present disclosure is drawn to scanning platforms. For example, a scanning platform can include an upper portion formed of a silicone polymer. The upper portion can include an upper surface that is chemically activated by a corona treatment. A layer of adhesion promoting compound can be bonded to the upper surface. The adhesion promoting compound can include a glycol, glycol ether, or combinations thereof.