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:
Jul. 25, 1989
Filed:
Feb. 19, 1988
Applicant:
Inventors:
Arthur W Opsahl, Chadds Ford, PA (US);
Lewis D Watson, Newark, DE (US);
Assignee:
E. I. Du Pont De Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; B32B / ; C08L / ;
U.S. Cl.
CPC ...
524109 ; 524145 ; 524167 ; 524322 ; 524437 ; 524522 ;
Abstract
A composition having improved fire retardancy consisting essentially of an ethylene copolymer with at least one other comonomer, an ethylene copolymer with an unsaturated carboxylic acid, an alpha-olefin polymer, a plasticizer, alumina hydrate and/or magnesium hydroxide, glass fiber, a surfactant, and an organic acid, is suitable for making building panels and other construction elements, roofing sheets, wire coatings, pipe wraps, etc.
Opsahl, Arthur. (1989). Ethylene copolymer compositions having improved fire retardancy (U.S. Patent No. 4851463). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4851463
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile