Polyvinyl butyral resin is white fine powder,has good water resistance and good anti-blocking properties, good fluidity and excellent pigment wetting.

SPECIFICATIONS:

ITEM		DR-0	DR-1	DR-2	DR-3	DR-4	DR-5	DR-6
Appearance		White or yellowish free-flowing powder,no foreign bodies
Particle size(pore size 0.9mm pass rate)		≥99%
Volatile content,%		Max3.0
Viscosity, S		≤5	5-10	10-18	18-30	30-60	60-180	>180
Hydrogen chloride		≤0.05%
Vinyl butyral		70-77%			72-77%		74-77%
Ash,%		No less than 0.05
Transparency(% Transmittance)	430nm	≥70%
	660nm	≥90%

ITEM		DR-0H	DR-1H	DR-2H	DR-3H
Appearance		White or yellowish free-flowing powder,no foreign bodies
Particle size(pore size 0.9mm pass rate)		≥99%
Volatile content		≤2.0%
Viscosity, mPa.s		15-60	60-100	100-180	180-380
Hydrogen chloride		≤0.05%
Vinyl butyral		77-81%
Hydroxyl		18-21%
Ash		≤0.05%
Transparency(% Transmittance)	430nm	≥80%
	660nm	≥95%

Note: The viscosity is determined by 10% resin content (m/m), 95% ethanol is heated and dissolved, and the viscosity is determined at 20°C.

Package:

Packed into 12.5kg each bag

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