Dow Dow™ DMDA-8904 HEALTH+™ HDPE

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USP Class VI Approved Adhesives for Medical Device Applications
Master Bond’s biocompatible adhesives are designed to meet the needs of medical device manufacturers. Compounds withstand various types of sterilization methods.

Dow Dow™ DMDA-8904 HEALTH+™ HDPE
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE)
Material Notes:	Product Description: Dow HDPE DMDA-8904 HEALTH+™ is a narrow molecular weight distribution high density copolymer designed to offer excellent stiffness, environmental stress crack resistance, and good moldability. The resin is suitable for injection-molded medical devices such as IV kit components and respiratory care. Films can also be cast from this product yielding good barrier and stiffness. Main Characteristics: Excellent stiffness Excellent stress crack resistance Good processability High gloss parts Complies with: US FDA 21 CFR 177.1520©3.2a; EU, No 10/2011; Canadian HPFB No Objection; USP XXI Class VI; Drug Master File Listing. Consult the regulations for complete details. Availability: North America Additive: Antiblock: No; Processing Aid: No; Slip: No Agency Ratings: DMF; EU No 10/2011; FDA 21 CFR 177.1520©3.2a; Canadian HPFB No Objection; USP XXI Class VI Form: Pellets Processing Method: Injection Molding Information provided by The Dow Chemical Company
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Physical Properties	Metric	English	Comments

Density	0.954 g/cc	0.0345 lb/in³	ASTM D792
ESCR 100% Igepal®	22 hour @Temperature 50.0 °C	22 hour @Temperature 122 °F	F50, Molded and tested in accordance with ASTM D4976; ASTM D1693
Melt Flow	4.4 g/10 min @Load 2.16 kg, Temperature 190 °C	4.4 g/10 min @Load 4.76 lb, Temperature 374 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	59	59	ASTM D2240
Tensile Strength at Break	31.0 MPa	4500 psi	ASTM D638
Film Tensile Strength at Yield, MD	24.2 MPa @Thickness 0.0254 mm	3510 psi @Thickness 0.00100 in	Cast Film; ASTM D882
Film Tensile Strength at Yield, TD	20.8 MPa @Thickness 0.0254 mm	3010 psi @Thickness 0.00100 in	Cast Film; ASTM D882
Tensile Strength, Yield	26.9 MPa	3900 psi	ASTM D638
Film Elongation at Break, MD	590 % @Thickness 0.0254 mm	590 % @Thickness 0.00100 in	Cast Film; ASTM D882
Film Elongation at Break, TD	940 % @Thickness 0.0254 mm	940 % @Thickness 0.00100 in	Cast Film; ASTM D882
Elongation at Break	1200 %	1200 %	ASTM D638
Elongation at Yield	9.0 %	9.0 %	ASTM D638
Flexural Modulus	1.10 GPa	160 ksi	ASTM D790B
2% Secant Modulus	0.561 GPa @Thickness 0.0254 mm	81.3 ksi @Thickness 0.00100 in	MD, Cast Film; ASTM D882
Tensile Impact Strength	84.0 kJ/m²	40.0 ft-lb/in²	Type S, Molded and tested in accordance with ASTM D4976; ASTM D1822
Elmendorf Tear Strength MD	22 g @Thickness 0.0254 mm	22 g @Thickness 0.00100 in	Cast Film; ASTM D1922
Elmendorf Tear Strength TD	160 g @Thickness 0.0254 mm	160 g @Thickness 0.00100 in	Cast Film; ASTM D1922
Dart Drop Test	28.0 g @Thickness 0.0254 mm	0.0617 lb @Thickness 0.00100 in	Cast Film; ASTM D1709A
Film Tensile Strength at Break, MD	45.7 MPa @Thickness 0.0254 mm	6630 psi @Thickness 0.00100 in	Cast Film; ASTM D882
Film Tensile Strength at Break, TD	38.9 MPa @Thickness 0.0254 mm	5640 psi @Thickness 0.00100 in	Cast Film; ASTM D882

Thermal Properties	Metric	English	Comments
Melting Point	131 °C	268 °F
Crystallization Temperature	119 °C	246 °F
Deflection Temperature at 0.46 MPa (66 psi)	72.2 °C	162 °F	Unannealed; ASTM D648
Vicat Softening Point	129 °C	264 °F	ASTM D1525
Brittleness Temperature	<= -76.1 °C	<= -105 °F	Molded and tested in accordance with ASTM D4976; ASTM D746

Optical Properties	Metric	English	Comments
Haze	3.0 % @Thickness 0.0254 mm	3.0 % @Thickness 0.00100 in	Cast Film; ASTM D1003
Gloss	87 % @Thickness 0.0254 mm	87 % @Thickness 0.00100 in	45°, Cast Film; ASTM D2457

Descriptive Properties
Film Puncture Resistance	8 ft-lb/in3		1.0 mil

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PDOWF444 / 311137

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