| 摘要 |
<p>An alkyl phosphinate polymer with structure formula (1), wherein R1 is any group selected from the group consisting of methyl, ethyl, n-propyl, isopropyl, n-butyl, iso-butyl, t-butyl, n-pentyl, iso-pentyl, hydroxymethyl or alkoxyl; R2 is any group selected from the group consisting of methyl, ethyl, n-propyl, isopropyl, n-butyl, iso-butyl, t-butyl, n-pentyl, iso-pentyl, n-hexyl, iso-hexyl, hydroxymethyl or alkoxyl; Re is alkali metal, alkaline-earth metal, transition metal, poor metal, metalloid, lanthanide-series metal or protonated nitrogen base; x=1/m, wherein m is the valence of Re. The preparation method of the alkyl phosphinate polymer, the flame retardant polymer and the flame retardant composition of the alkyl phosphinate polymer are also disclosed. The polymer according to the invention has high heat resistance being suitable for glass fiber-reinforced polyester, nylon and flame retardant agent.</p> |
