ADHESIVES 化学配方数据库

配方类型：	ADHESIVES
配方说明：	Emulsion Wall Tile Mastic
配方组成：	"ATOMITE"/800 lb "Natrosol" 250-H (3% in water)/217 lb "Naugatex" 2105 (62% N.V.)/36 lb A) The triethanolamine and the oleic acid should be added first into a heavy duty mixer and mixed until completely reacted into a clear gel-like soap; B) The preheated plasticizer-tackifier is then added (heating if necessary) with continuous mixing. This is followed by the pigment and mixed until uniform; C) the major portion of the hydroxy-ethyl cellulose solution is then added and the agitation continued until a homogeneous oil in water emulsion is formed; D) The remaining portion of the hydroxyethyl cellulose solution is combined with the latex binder in order to give the latex the maximum protection while it is added to the pigmented solution. this latexhydroxyethyl cellulose solution combination should be carefully added as the final step; E) The agitation should be stopped as soon as the latex is thoroughly incorporated. The mastic should be
配制方法：	Charge water and ammonia. Start agitator and add the resin slowly in increments. Mix for 15 min and then heat slowly to 160'F. Hold for 1/2 hr or until solution is clear. Bring pH to approximately 8 with additional ammonia, if necessary. Remove heat and add the alcohol. Mix well and cool.