【摘要】 用氰基胍、磷酸、尿素、甲醛及氨水，在一定条件下，通过一系列反应制取同一分子中含氮、磷两种阻燃元素的阻燃剂。本产品对木材等阻燃效果良好，而且成本较低。更多还原

【Abstract】 In this paper, the flame retardant with both nitrogen and phosphorous in the same molecule was synthesized, which the material of Dicyanodiamide reacts with phosphoric acid, urea, formaldehyde and ammonia under certain conditions. The flame resistance effect of the retardant are satisfactory and the cost of the raw material is low.更多还原