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. 18, 1986
Filed:
Dec. 18, 1984
Applicant:
Inventors:
Ehrenfried Baumgartner, Darmstadt, DE;
Siegmund Besecke, Seeheim-Jugenheim, DE;
Wolfgang Gaenzler, Darmstadt-Arheilgen, DE;
Assignee:
Rohm GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521108 ; 521 85 ; 521 94 ; 521128 ; 521149 ; 524130 ;
Abstract
Flame retarded polyacrylimide or polymethacrylimide resin foams containing at least 70 percent by weight of cyclic acrylimide or methacrylimide units and incorporating at least 1 percent by weight of phosphorus, present at least partially in the form of a phosphorus compound, XCH.sub.2 --PO(OR).sub.2, wherein R is methyl, ethyl, or chloromethyl, and X is hydrogen, halogen, hydroxyl, or RO--CO--.