The glass microballoon treated by a compound coupling agent could improve the dispersibility and compatibility of the glass microballoon with PTFE,which improved the tensile strength of the composite.

• 用复合偶联剂处理过的玻璃微珠填充树脂,改善了微珠与树脂的相容性及分散性,从而提高了材料的拉伸强度。