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Master Bond adhesives

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ExxonMobil Escorene™ Ultra UL 7720 Ethylene Vinyl Acetate Copolymer (EVA), Adhesive/Sealant Grade
Categories: Polymer; Thermoplastic; Ethylene Vinyl Acetate; Ethylene Vinyl Acetate Copolymer (EVA), Adhesive/Sealant Grade

Material Notes: Escorene Ultra UL 7720 is a very high flow, 27.6% wt vinyl acetate copolymer that has very good comparability with hydrocarbons and natural tackifers and most waxes.  It is suitable for making hot melt adhesives, sealants, and wax blends. 

Availability: Asia Pacific, North America, Latin America.  Additives: antiblock: no; slip: no;  thermal stabilizer: yes.  Applications: adhesives and sealants, industrial sealants, hot melt adhesives, wax blends. Forms: pellets.

Information provided by ExxonMobil.

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Physical PropertiesOriginal ValueComments
Density 0.945 g/ccASTM D1505
Vinyl Acetate Content 27.6 %ExxonMobil Method
Melt Flow 150 g/10 min
@Load 2.16 kg,
Temperature 190 °C
ASTM D1238
 
Mechanical PropertiesOriginal ValueComments
Hardness, Shore A 75
@Time 15.0 sec
ASTM D2240
Hardness, Shore D 19
@Time 15.0 sec
ASTM D2240
Tensile Strength at Break 330 psiASTM D638
Elongation at Break 520 %ASTM D638
Flexural Modulus, 1% Secant 2700 psiASTM D790
 
Thermal PropertiesOriginal ValueComments
Melting Point 151 °FPeak; ExxonMobil Method
Vicat Softening Point 124 °FASTM D1525

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