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 8501826 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 06, 2013

Filed:

Aug. 02, 2006
Applicants:

Norin Zamiah Bt. Kassim Shaari, Kuala Lumpur, MY;

Tuan Noor Maznee Bt. Tuan Ismail, Kuala Lumpur, MY;

Hazimah Abu Hassan, Kuala Lumpur, MY;

Ooi Tian Lye, Kuala Lumpur, MY;

Salmiah Ahmad, Kuala Lumpur, MY;

Inventors:

Norin Zamiah Bt. Kassim Shaari, Kuala Lumpur, MY;

Tuan Noor Maznee Bt. Tuan Ismail, Kuala Lumpur, MY;

Hazimah Abu Hassan, Kuala Lumpur, MY;

Ooi Tian Lye, Kuala Lumpur, MY;

Salmiah Ahmad, Kuala Lumpur, MY;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); C08G 18/28 (2006.01); C08G 18/08 (2006.01); C08G 18/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a process for obtaining polyols from used frying oils as the starting ingredient and converting the polyols to polyurethane products. The process comprises few steps such as epoxidation process by reacting used frying oil with an acid, reacting the epoxidized used frying oil with a monohydric or polyhydric alcohol in the presence of a catalyst to form a polyols, mixing the polyols with an additive or additives and a blowing agent or blowing agents and mixing the blended polyol with an isocyanate to form a polyurethane product.


Find Patent Forward Citations

Quick Actions:

Kassim Shaari, Norin Zamiah Bt.. (2013). Process for the production of polyurethane products (U.S. Patent No. 8501826). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8501826

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…