| 摘要 |
<p>Spirocyclic phosphornitrile esters useful for flame-proofing plastics, as heat-stabilisers, anti-statics and textile crease-proofing agents are produced by reacting 1 mole phosphornitrile halide with 3 moles propane-1,3-diol R2R1C(CH2OH)2 (where R2 and R1 are 1-5C alkyl) and have formula:-.</p> |
