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BA-21 Thermoplastic Acrylic Resin Concrete Sealer Similar To Paraloid A-21

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Address: Room 1306, Block C, Blue Ocean building, Qianshan Road, Hefei, China.

Contact name:Linda Qiang

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City & Province	hefei
Categories	Chemical Reagents

Solid Acrylic Resin BA-21

BA-21 is a copolymer of various methacrylates. It offers good heat resistance and durability. It also offers good chemical resistances to alcohol, gasoline and blocks the migration of plasticizer contained in the vinyl resins.
BA-21 is with very high hardness and it can improve the intercoat adhesion
BA-21 is very compatible with many solvents and nitrocellulose and commonly used in applications of marine coating, plastic coating, and silk screen printing inks.

Specifications	Item	Value	Unit	Test method
	Appearance	Powder
	Glass transition temperature (Tg)	105	oC	ASTM D-3418
	Molecular weight (Mw)	120,000	g/mol	ASTM D-3593
	Inherent viscosity (IV)	0.37		ASTM D-2857
	Acid value	≤ 4.0	mgKOH/g	ISO-3682
	Moisture content	≤ 0.5	%	ISO-3251

Packaging and storage

Packed in composite paper bag with inner plastic bag, 25kg net.
Store in cool, dry and ventilated place where the fire and organic solvents are prohibited.
Shelf life: 3 years, capable of further use after passing QC inspection.

4, Transport as non-dangerous material.

Packing image:

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