Title:
COATINGS USING CLAYS WITH LOW PACKING DENSITY
Document Type and Number:
WIPO Patent Application WO/2019/139776
Kind Code:
A1
Abstract:
Paper and paperboard coatings are disclosed using a modified clay which is characterized by an average shape factor less than 60, a sediment void volume greater than 48%, and containing less than 30% by mass of particles less than 1 micron in diameter.
Inventors:
FUGITT GARY P (US)
BUSHHOUSE STEVEN G (US)
GINTHER SCOTT E (US)
BUSHHOUSE STEVEN G (US)
GINTHER SCOTT E (US)
Application Number:
PCT/US2018/067041
Publication Date:
July 18, 2019
Filing Date:
December 21, 2018
Export Citation:
Assignee:
WESTROCK MWV LLC (US)
International Classes:
C09D5/00
Domestic Patent References:
| WO2012006199A1 | 2012-01-12 | |||
| WO2011100029A1 | 2011-08-18 |
Foreign References:
| US20160355687A1 | 2016-12-08 | |||
| US20090239047A1 | 2009-09-24 | |||
| US20110086174A1 | 2011-04-14 | |||
| US7153356B1 | 2006-12-26 | |||
| US201862616094P | 2018-01-11 | |||
| US8142887B2 | 2012-03-27 |
Other References:
PABST ET AL., PART. PART. SYST. CHARACT., vol. 24, 2007, pages 458 - 463
Attorney, Agent or Firm:
BOSHINSKI, Thomas A. et al. (US)
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