The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7922932 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 12, 2011

Filed:

Dec. 14, 2009
Applicants:

Izhar Halahmi, Hod Hasharon, IL;

Jacob Mozel, Kfar Saba, IL;

Ran Vilk, Kiron, IL;

Inventors:

Izhar Halahmi, Hod Hasharon, IL;

Jacob Mozel, Kfar Saba, IL;

Ran Vilk, Kiron, IL;

Assignee:

Camtek Ltd., Migdal Ha'emek, IL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01); C08G 59/50 (2006.01); C08G 59/56 (2006.01); C08L 63/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for producing reactive fine particles, includes: admixing at least one latent curing agent selected from the group consisting of a urea derivative, an imidazole, a dicyaniamide (DICY), a mixture of any one or more thereof, and a precursor thereof, in a solvent to form a clear solution; spraying the clear solution onto at least one inorganic inert particle selected from the group consisting of a metal oxide, a mineral filler, a natural filler, and a mixture of any one or more thereof, the at least one inorganic inert particle having a specific surface area in the range of about 10 to about 50 m2/g; and removing the solvent to form reactive fine particles that includes a core of inert material coated by a coating layer that includes the at least one latent curing agent.


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