3M™Scotch-Weld; 结构胶粘剂底漆EC-1945 B / A是一种双组分化学固化，耐腐蚀底漆。
Scotch-Weld底漆EC-1945 B / A可改善密封剂，环氧树脂和聚氨酯与大多数金属的粘合性，并提供更高的防腐蚀性能，并具有以下特点：
在室温下固化
对金属有较好的附着力
防腐底漆
优异的喷涂性
使用时间长（长8小时）
不需要稀释剂
提出修改建议
3M™ Scotch-Weld; Structural Adhesive Primer EC-1945 B/A is a two-part chemically curing, corrosion resistant primer.
Scotch-Weld Primer EC-1945 B/A improves adhesion of sealers, epoxies, and urethanes to most metals as well as offering increased corrosion protection and exhibits the following features:
Cures at room temperature
Excellent adhesion to metals
Corrosion inhibiting primer
Excellent sprayability
Long application time (up to 8 hours)
Requires no diluent