UNI-REZ™ 2248

Identification & Functionality

Chemical Family

Polyamides

CASE Ingredients Functions

Binder & Resin

Technologies

CASE Ingredients

Product Families

CASE Ingredients — Resins & Binders

Other Resins & Binders

Features & Benefits

CASE Ingredients Features

Broad Range of Viscosity,

Good Compatibility,

Good Film Former,

Heat Resistance

Product Highlights

• Mid-range viscosity
• Alcohol soluble
• High moisture tolerance
• Compatible with nitrocellulose

Applications & Uses

Markets

Adhesives & Sealants,

Automotive & Transportation,

Building & Construction,

Consumer Goods,

Electrical & Electronics,

Printing & Packaging

Applications

Consumer Goods — Appliances & Electronics

Automotive & Transportation — Bonding & Assembly

Transportation Assembly

Adhesives & Sealants — Building & Construction

Construction Adhesives

Building & Construction — Building Materials

Construction Adhesives

Consumer Goods — Furniture

Adhesives & Sealants — Industrial & Assembly Adhesives

Electronics Adhesives,

Transportation Assembly

Electrical & Electronics — Packaging & Assembly

Adhesives & Sealants

Adhesives & Sealants — Packaging & Paper

Case & Carton Sealing,

Flexible Packaging Adhesives

Printing & Packaging — Tapes, Labels & Adhesives

Case & Carton Sealing,

Flexible Packaging Adhesives

Compatible Substrates & Surfaces

Nitrocellulose

Ink & Toner Type

Flexography Ink

Applications

• Excellent film properties
• Excellent gel resistance and fast recovery
• Good heat resistance

Properties

Soluble in

Alcohol

Sales Specifications

	Value	Units	Test Method / Conditions
Solution Viscosity Brookfield, 50% in n-Propanol	160 - 300	cP	AQCM 004
Softening Point (Ring & Ball)	104 - 116	°C	AQCM 003A
Color, 50% in n-Propanol	max. 7	Gardner	AQCM 002C
Acid Number	max. 6	—	AQCM 001
Amine Number	max. 7	mg KOH/g	AQCM 069A

Typical Properties

	Value	Units	Test Method / Conditions
Solution Viscosity Brookfield, 50% in n-Propanol	222.0	cP	AQCM 004
Softening Point (Ring & Ball)	109.0	°C	AQCM 003A
Color, 50% in n-Propanol	6.0	Gardner	AQCM 002C
Acid Number	3.9	mg KOH/g	AQCM 001
Amine Number	3.1	mg KOH/g	AQCM 069A
Solution Viscosity Brookfield, 40% in n-Propanol, 25°C	98.0	cP	AQCM 004
Zahn cup #2 elution time, 40% in n-Propanol, 25°C	35.0	sec	AQCM 145
Viscosity Brookfield at 160°C	896.0	cps	AQCM 004
Color, 40% in n-Propanol	5 +	Gardner	AQCM 002A
Solids in Haze Point	9.6	%	ADVM 552
Ethanol Tolerance, 20 % NV Ethanol Solution	108.0	%	ADVM 552

Packaging & Availability

Packaging

• UNI-REZ 2248 is a granulated resin, packaged in multiwall paper bags, 50 lbs

Storage & Handling

Storage

Granulated forms of resin are prone to slow oxidation which may result in darkening and/or have an adverse effect on solubility after prolonged storage. The shelf life of this product can be extended by storing in full, closed containers kept in a cool, dry area.