An alcohol-based composition inhibited against high temperature aluminum cavitation erosion corrosion characterized by the presence of a polysilyl compound of the formula: ##STR1## wherein R is a substituted or unsubstituted organic radical; R.sup.1 is selected from the group consisting of hydrogen, monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals; R.sup.2 is a monovalent moiety hydrolyzable to a hydroxyl group, each R.sup.2 being the same or different; a is an integer from 2 to 4, inclusive; b is an integer having a value of 0 or 1; n is an integer from 1 to 36, inclusive; and c is an integer having a value of 0 or 1; each ##STR2## group being the same or different, with the provisio that the compound have at least one ##STR3## group.
一种基于
酒精的组合物,具有抗高温铝空化侵蚀腐蚀的特性,其特征在于存在一个多
硅烷化合物,其
化学式为:##STR1## 其中,R是取代或未取代的有机基团;R.sup.1选自氢、一价碳氢基团和取代一价碳氢基团的组;R.sup.2是可
水解成羟基的一价基团,每个R.sup.2相同或不同;a是2到4之间的整数,包括2和4;b是一个值为0或1的整数;n是1到36之间的整数,包括1和36;c是一个值为0或1的整数;每个##STR2##团体相同或不同,但化合物至少有一个##STR3##团体。