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.:
Date of Patent:
Nov. 13, 2001
Filed:
Dec. 06, 1999
Robert H. Black, New Rochelle, NY (US);
Great Barrier Technologies, Inc., Chicago, IL (US);
Abstract
A process and compositions for improving the resistance of cementitious products such as concrete, mortar, grout, paving, paving blocks, concrete pipe, concrete blocks, cellular concrete, extruded roof concrete, shot crete and concrete statuary to the penetration of water utilizes a minor amount of aqueous emulsion of rosin or a waxy substance in a major amount of water to form a substantially aqueous mixture utilized as the aqueous ingredient in the preparation of the cementitious product. The composition of an aqueous emulsion of rosin or a waxy substance, water, cement and aggregate provides, in addition to improved resistance to the penetration of water, maintains the strength of the cementitious product and can provide a vehicle for adding property enhancing agents to the cementitious product.