S of anthranilic acid normally solid crystalline polypropylene stabilized by aromatic ester
Abstract
Abstract (HO,R""-PHENYL)-X- WHEREIN R"" IS H OR AN ALKYL GROUP OF 1 TO 20 CARBON ATOMS, X IS $S$N, OR -(CH2)N-N(-R)-(CH2)N''- WHERE N HAS A VALUE FROM 1 TO 5, SAID ESTER OF ANTHRANILIC ACID BEING PRESENT IN AN AMOUNT SUFFICIENT TO ENHANCE THE STABILITY OF SAID COMPOSITION AGAINST UV AND HEAT DEGRADATION. IN WHICH R AND H ARE AN ALKYL GROUP OF 1 TO 4 CARBON ATOMS, R'' AND R" AND H, NO2, ALKYL GROUPS OF 1 TO 20 CARBON ATOMS, HALOGENS, AND ALKOXYL GROUPS OF 1 TO 20 CARBON ATOMS, R"'' IS AN ALKYL GROUP OF 5 TO 20 CARBON ATOMS EITHER STRAIGHT OR BRANCHED CHAIN IN STRUCTURE, AND Y HAS THE STRUCTURE: 1-((Y,R'',R''"-PHENYL)-OOC-),2-(R-NH-),R"-BENZENE NORMALLY SOLID CRYSTALLINE POLYPROPYLENE IS STABILIZED BY ESTERS OF ANTHRANILIC ACID OF THE FORMULA:
Inventors
- 👤 J Adams
Bibliographic Details
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