in the mississippi ? 在密西西比 free formaldehyde content ? 免费甲醛含量 EXPOSED CONDUCTOR OR VIA SHALL NOT EXIST IN THIS AREA ON BOTH SURFACES. ? 暴露导体或通过不应在这一地区存在于两表面。
The adhesive has advantage of low freeformaldehydecontent, good viscosity stability and low temperature storage stability.
该胶粘剂具有粘度高，游离甲醛低，稳定性好的优点。
2
Plasma treatment followed by the curing can further decrease the freeformaldehydecontent and increase the angle of crease recovery.
等离子体处理后再经焙烘，可进一步减少棉织物上游离甲醛含量，提高折皱回复角。
3
Freeformaldehydecontent in resin is reduced through beetle modification, and the toxicity is thus reduced. The toughness of resin has been increased after adding modifier.