ARflow® 93450

Product Overview

ARflow® 93450 is an unsupported tape product with a hydrophilic pressure-sensitive adhesive coating between two polyester liners.

Layered diagram showing release liner, adhesive, and release liner.

Product Applications

The typical use for this product is for assemblies of in-vitro diagnostic and related membrane-based immunoassay products where enhanced wettability to water, blood and other hydrophilic liquids are required.

Features and Benefits

Stable to a wide array of temperatures and humidity
Facilitates capillary design options – hydrophilic top or bottom surface or sidewalls
Excellent conformability
Wettable to liquids such as water, urine, blood, etc.
Provides adhesion to polymer and metalized polymer surface
Good aesthetic quality

Product Construction

	Typical Values*	Description
Liner thickness	2.0 mil \| 50 μm	Clear polyester release liner – easy
Adhesive thickness	1.0 mil \| 25 μm	Clear HY-32 acrylic adhesive
Liner thickness	2.0 mil \| 50 μm	White polyester release liner – medium
Total thickness	1.0 mil \| 25 μm	(Excluding liner)

*All stated values are nominal and should only be used as a guide for selection. They are not specifications.

Technical Properties

Attribute*	Typical Values*	Test Method*
Peel adhesion to SS	12 oz/inch \| 3.3 N/25mm	180 degrees, 15 min. dwell
Contact angle	< 10 degrees	Goniometer – 2 μL water drop; 30 sec. dwell
Release of liner – easy	12 g/2”	180 degrees, 300 ipm
Release of liner – medium	47 g/2”	180 degrees, 300 ipm
Recommended storage of unconverted product	70°F ± 20°F \| 21°C ± 11°C 50% ± 20% RH \| 50% ± 20% RH
Shelf life of unconverted product	Not to exceed one year from date of manufacture

*All stated values are nominal and should only be used as a guide for selection. They are not specifications.

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