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:
Mar. 29, 2011
Filed:
Jun. 21, 2007
Kwok Pong Chan, Troy, NY (US);
Joshua Mcclellan Croll, Evansville, IN;
Balakrishnan Ganesan, Karnataka, IN;
Marcus J. Harrigan, Frostburg, MD (US);
Farid Fouad Khouri, Clifton Park, NY (US);
Gurram Kishan, Banglaore, IN;
Ritesh Mathur, Dwarka New Delhi, IN;
Rachel Marie Suffield, Greenville, SC (US);
Wenhul Wang, Auburndale, MA (US);
James Mitchell White, Niskayuna, NY (US);
Kwok Pong Chan, Troy, NY (US);
Joshua McClellan Croll, Evansville, IN;
Balakrishnan Ganesan, Karnataka, IN;
Marcus J. Harrigan, Frostburg, MD (US);
Farid Fouad Khouri, Clifton Park, NY (US);
Gurram Kishan, Banglaore, IN;
Ritesh Mathur, Dwarka New Delhi, IN;
Rachel Marie Suffield, Greenville, SC (US);
Wenhul Wang, Auburndale, MA (US);
James Mitchell White, Niskayuna, NY (US);
Abstract
This invention relates to organic salt compositions useful in the preparation of organoclay compositions, polymer-organoclay composite compositions, and methods for the preparation of polymer nanocomposites. In one embodiment, the present invention provides an organoclay composition comprising alternating inorganic silicate layers and organic layers, said organic layers comprising a quaternary phosphonium cation having structure X wherein Ar, Ar, and Arare independently C-Caromatic radicals; Aris a bond or a C-Caromatic radical; 'a' is a number from 1 to about 200; 'c' is a number from 0 to 3; Ris independently at each occurrence a halogen atom, a C-Caliphatic radical, a C-Ccycloaliphatic radical, or a C-Caromatic radical; and Ris a halogen atom, a C-Caliphatic radical, a C-Ccycloaliphatic radical, a C-Caromatic radical, or a polymer chain.