苯乙烯磺酸盐的特性及其在涂料中的应用.pdf

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1、Characteristics of Styrene Sulfonatesand their Application to CoatingsMichael East,Ph.D.S Styrenetyrene S SulfonatesulfonatesMMNaSS（M=Na）Sodium Styrene SulfonatesAmSS（M=NH4）Ammonium Styrene SulfonatesAgendaAgenda1.Brief history2.Unique properties of NaSS3.Application&Usage Examples of NaSS4.Introduc

2、tion of“AmSS”Brief History NaSS was developed in the 1950s by Dow as a dye site foracrylic polymers.Since that time,NaSS has been used instyrene-acrylate polymers,water-based acrylic coating,water-based adhesives,descaling polymers for industrial boilers(heat resistance),anti-static coatings,clear c

3、oating for drinkscontainers(heat resistance for printing),oil drilling both as anemulsifier for specialized cement and as a gel breaker forfracking,dispersant for pigments/carbon and carbonnanotubes and a number of other applications.Agenda2.Unique properties of NaSS3.Application&Usage Examples of N

4、aSS4.Introduction of“AmSS”What is NaSS?(1)Good Surface Activity(2)High Reactivity(3)High Thermal StabilityWhat is NaSS?JP5946094B(filed Oct.16,2012)JP5930307B(filed Oct.15,2012)US9,505,713B2(filed Sep.2,2013)TWI579261B(filed Nov.15,2012)CN1047365216B(filed Sep.2,2013)MY-186412-A(filed Sep.2,2013)JP7

5、365444B2(filed Mar.9,2022)Representative Value1)Specification1)NaSS2)%88.43)8492NaBr%2.24Na2SO4%0.51NaOH%0.271Water%8.0-1)Wet basis2)Vinyl activity by redox titration3)96%in dry basisItemGood Surface ActivityWilhelmy method(Pt plate,25,solution in water)Well suited for emulsion polymerization,disper

6、santExcellent Radical ReactivityGood compatibility with conjugated monomerssuch as Styrene,MethacrylateMonomerQeNaSS2.49-0.592-Acrylamid-2-methylpropane sulfonic acid0.390.22Sodium methalyl sulfonate0.230.28Sodium vinyl sulfonate0.060.41Sodium allyl sulfonate0.15-0.24Methacrylic acid2.340.65Sodium m