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:
Sep. 17, 1985
Filed:
Aug. 31, 1984
Applicant:
Inventors:
Howard J Rutherford, Highlands, NJ (US);
Donald A Withycombe, Lincroft, NJ (US);
Assignee:
International Flavors & Fragrances Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
521 79 ; 264 50 ; 264211 ; 521143 ;
Abstract
Described is a process for preparing extruded insect, animal or bird repellent fluid and solid-containing thermoplastic foamed particles using chemical blowing agents or direct gas extrusion processes, uses of such foamed particles and articles produced from said foamed particles. The process described involves the use of a single screw or double screw extruder wherein the resin particles are added upstream from the insect, animal or bird repellent fluid or solid which, in turn, is added to the extruder upstream from the point of addition to the liquid or gaseous blowing agent.