一尊天梯山石窟彩塑的修复保护

Restoration and conservation of a painted sculpture of Tiantishan Grottoes

天梯山石窟即凉州石窟 ,在我国佛教史上具有相当重要的价值和地位。针对文物的残损、腐蚀与损害状况 ,对其中的一尊彩塑进行抢救性修复保护。此次修复工作除使用传统的方法外 ,对这些方法工艺进行了改进与创新。首先对彩塑腰部断裂处缝隙采取“边缘注水复原法”处理 ,后采用“泥层分步填充法”对断裂部位实施加固 ,再对细小裂缝进行灌浆修复 ;掺入聚醋酸乙烯乳液、糯米汁作为胶结剂 ,并选用 5 %ParaloidB72对未处理残损部位表面采取渗透加固及封护保护 ,此方法可用于其它泥质文物修复。

The Tiantishan Grottoes is Bailiang Grottoes in ancient.Aiming at the preserving condition of painted statue,with reference to the traditional measures,a new method is used for the restoration and conservation a painted sculpture of the Tiantishan Grottoes by filling in the part of cracks with watered mud mixed up with polyvinyl acetate and sticky rice,choosing 5%PB72 as reinforce and protect agent,the effect is very good,it may be used for the restoration of other sculptures.