PVP/VA S630

1.PVP/VA S630 Description:Vinylprrolidone-vinylacetate copolymer(PVP/VA) 2.PVP/VA S630 CAS No.25086-89-9

Chemical Description:Vinylprrolidone-vinylacetate copolymer(PVP/VA)CAS No.25086-89-9Molecular and Structural Formula(C6H9NO)n (C4H6)mCharacteristics--Powder is white, and the solutions are clear and colorless to slightly yellowish, with faint characteristic odor;--Readily soluble in water and common solvent;

No.	Specification	PVP/VA64	PVP/VA73	PVP/VA37	PVP/VA55
1	K-Value	26-36	24-32	28-36	30-36
2	Solid,%	≥95	48-52	48-52	48-52
3	Water,%	≤5	Approx.50	≤0.5	≤0.5
4	PH	4-7	4-7	----	----
5	VP+VAc	≤0.1%	≤0.1%	≤0.1%	≤0.1%

Packaging and Storage--Powder: in 25,50kg fibre drum, inner lined with PE bags;--Solution: in50,120kg plastic drum, and 800-1,000kg IBC;--Stored in dry place at room temperature;

ApplicationBeauties industry PVP-VA series use as stiffener, its hygroscopic decrease as the ratio of vinyl acetate increase, it suits for Mousse, hair casehardened liquid, if mix with PVP-K30 can strengthen casehardened effect. Other technological usage1 Use as remoisten binder, bond for paper and coating bond;2 Use as thickener for kinds of paints and protectionability colloids; 3 Water-solubility PVP/VA64 series product is the usual emulsifier for plant protect agent and protectionability colloid; 4 The best bond of preparation effervescence troche in hydro-mixture with absolute ethyl alcoholin pharmaceutical area. The excellence does not absorpt moisture and has good crushability.

PVP/VA S630