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US 12,534,551 B2Granted
Slurry composition
AssigneeSekisui Chemical Co., Ltd.
InventorRyou Sakamoto
Life of this patent
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Abstract
The present invention provides a slurry composition in which magnetic material powder has excellent dispersibility and excellent dispersion stability and which enables production of a sheet having high surface smoothness and high adhesiveness to substrates. Provided is a slurry composition containing: a polyvinyl acetal resin; magnetic material powder; and a Na ion, the slurry composition having a Na ion content of 1,000 to 3,000 μg/g relative to the polyvinyl acetal resin.
Claims4
A slurry composition comprising:
- a polyvinyl acetal resin;
- magnetic material powder;
- and
- a Na ion,
- the slurry composition having a Na ion content of 1,000 to 3,000 μg/g relative to the polyvinyl acetal resin, and
- the slurry composition containing the polyvinyl acetal resin in an amount of 20 to 65% by weight.
3 more elements
Dependencies are inferred from the claim text.