Invention Grant
- Patent Title: Polyester surfactants for deinking
- Patent Title (中): 聚酯表面活性剂脱墨
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Application No.: US13657013Application Date: 2012-10-22
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Publication No.: US08524036B2Publication Date: 2013-09-03
- Inventor: Terrence Cotter , Scott Rosencrance , Robert Wilson
- Applicant: Kemira Chemicals, Inc.
- Applicant Address: US GA Atlanta
- Assignee: Kemira Chemicals, Inc.
- Current Assignee: Kemira Chemicals, Inc.
- Current Assignee Address: US GA Atlanta
- Agency: Duane Morris LLP
- Main IPC: D21C5/02
- IPC: D21C5/02 ; C08G63/54
Abstract:
The present invention relates to cost-effective and environmentally friendly polyester surfactants for use in flotation deinking. The improved ink collection of the present invention can result in deinked pulp of high quality and/or yields that has excellent brightness and effective residual ink concentration values.
Public/Granted literature
- US20130037229A1 POLYESTER SURFACTANTS FOR DEINKING Public/Granted day:2013-02-14
Information query
