abstract |
DIHYDROCARBYLHYDROXYPHENYL ARYL OR ALKYL PHOSPHONITES, PHOSPHONATES PHOSPHATES, PHOSPHITES, PHOSPHINATES, PHOSPHINITES, PHOSPHOROTHIONATES, AND PHOSPHINOTHIONATES ARE ANTIOXIDANTS. THE EFFECTIVENESS OF THESE ANTIOXIDANTS IS ENHANCED BY USE IN COMBINATION WITH A DIHYDROCARBYLTHIODIALKANOATE SUCH AS DILAURYLTHIODIPROPIONATE (DLTDP). THE STABILIZERS ARE ESPECIALLY USEFUL IN POLYPROPYLENE. |