| 摘要 |
Bis(5-norbornene-2-methyl) phosphite, tris(5-norbornene-2-methyl) phosphite, and tris(5-norbornene-2-methyl) phosphate, as well as a mixture of the above esters are novel compositions of matter, useful as antiozonants in chloroprene polymers and in blends of chloroprene polymers with diene rubbers.
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