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:
Apr. 21, 2015
Filed:
Apr. 05, 2011
George Saunders, Brandon, VT (US);
Joseph Mcjunkins, Middleburg Heights, OH (US);
Matthias Buri, Rothrist, CH;
Patrick A. C. Gane, Rothrist, CH;
George Saunders, Brandon, VT (US);
Joseph McJunkins, Middleburg Heights, OH (US);
Matthias Buri, Rothrist, CH;
Patrick A. C. Gane, Rothrist, CH;
Omya International AG, Oftringen, CH;
Abstract
The present invention relates to the use of surface modified calcium carbonate as a filler in adhesives, sealants, and/or caulks, wherein the surface modified calcium carbonate is a mineral pigment product formed in situ by the double and/or multiple reaction between a calcium carbonate and the reaction product or products of the said carbonate with gaseous COformed in situ and/or coming from an external supply, and the reaction product or products of the said carbonate with one or more moderately strong to strong HOion donors, and at least one aluminum silicate and/or at least one synthetic silica and/or at least one calcium silicate and/or at least one silicate of a monovalent salt and/or at least one aluminum hydroxide and/or at least one sodium and/or potassium aluminate. It further relates to method of producing adhesives, sealants, and/or caulks comprising surface modified calcium carbonate, as well as to the adhesives, sealants, and/or caulks obtained by this process.