Charge-modified particles and methods of making the same

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United States of America Patent

PATENT NO 11820844
APP PUB NO 20210002137A1
SERIAL NO

16980175

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Abstract

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A charge-modified particle comprising the inorganic core and a shell surrounding the inorganic core, wherein the shell comprises a copolymer comprising monomeric units corresponding to free-radically polymerizable monomers, and wherein at least one of the monomeric units comprises a substituted benzotriazolylphenolate salt. Methods of making the charge-modified particle by admicellar polymerization are also disclosed.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Baran,, Jr Jimmie R Prescott, US 71 948
Belkin, Mikhail A Minneapolis, US 15 103
Hoffdahl, Gerry A Scandia, US 16 170
Schultz, Nathan E Woodbury, US 37 98
Wu, Tien T Woodbury, US 23 456

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