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The adhesive curing reaction is a process that obtains and improves the bonding strength and other properties through chemical reactions(polymerization, cross-linking). Curing is a key process for achieving good adhesion performance. Only complete curing will maximize the strength. Curing is divided into initial curing, basic curing and post-curing.
1, initial cure: under a certain temperature conditions, after a certain period of time to achieve a certain strength, the surface has hardened, no sticking, but the cure is not over.
2,Basic curing: After a period of time, most of the reaction groups participate in the reaction and reach a certain degree of crosslinking.
3, post-curing: In order to improve the adhesion performance or the treatment of the basic solidified adhesives due to the needs of the process, it is generally maintained at a certain temperature for a period of time, which can supplement the solidification and further improve the degree of solidification. It can effectively eliminate internal stress and increase adhesion strength.