IRON OXIDE BASED BLACK GLOSSY PIGMENT AND METHOD FOR PREPARING SAME

Title:

IRON OXIDE BASED BLACK GLOSSY PIGMENT AND METHOD FOR PREPARING SAME

Document Type and Number:

WIPO Patent Application WO/2015/065026

Kind Code:

A1

Abstract:

The present invention relates to a method for preparing an iron oxide based gloss and, more specifically, to a method for preparing an iron oxide based black glossy pigment with high yield using iron sulfate as a starting material through thermal synthesis without sintering, wherein the method comprises the steps of: preparing an iron sulfate dilution liquid; forming a suspension of flake substrates; titrating the substrate suspension with an aqueous inorganic salt solution and mixing the iron sulfate dilution liquid therewith, thereby coating an oxide layer on surfaces of the flake substrates.

Inventors:

HEO DONG-MIN (KR)
JEONG JAE-IL (KR)
KANG KWANG-CHOONG (KR)
CHOI BYUNG-KI (KR)
LIM KWANG-SOO (KR)
CHANG KIL-WAN (KR)
JANG GUN-EIK (KR)

Application Number:

PCT/KR2014/010211

Publication Date:

May 07, 2015

Filing Date:

October 28, 2014

Export Citation:

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Assignee:

CQV CO LTD (KR)

International Classes:

C09C3/06; C09C1/00

Foreign References:

KR100736859B1	2007-07-10
US4090888A	1978-05-23
KR101135360B1	2012-04-16
KR20100004252A	2010-01-13
KR100238859B1	2000-01-15

Other References: