1. PVP K30 mainly used in Adhesives & Sealants 2. PVP K30 viscosity is 28-32
Chemical Description: polyvinylpyrrolidone PVP K30
CAS No.9003-39-8
Molecular and Structural Formula (C6H9NO)n
Characteristics
--Powder is white, and the solutions are clear and colorless to slightly yellowish, with faint characteristic odor;
--Readily soluble in water and a variety of organic solvent;
Specification | K-value | Solid, % | pH | NVP, % |
PVP K30 powder | 27-33 | ≥95 | 3-7 | ≤0.01 |
PVP K30 30% | 27-33 | 29-31 | 6-9 | ≤0.01 |
PVP K17 Powder | 15-19 | ≥95 | 3-7 | ≤0.01 |
PVP K17 30% | 15-19 | 29-31 | 6-9 | ≤0.01 |
PVP K15 30% | 14-16 | 29-31 | 6-9 | ≤0.01 |
PVP K90 Powder | 88-98 | ≥95 | 5-9 | ≤0.01 |
PVP K90 20% | 88-99 | 19-21 | 6-9 | ≤0.01 |
Applications
--Adhesives: glue sticks, hot-melt adhesive, skin adhesive;
--Paper: coating of ink-jet paper and special papers;
--Agriculture: seed coating and plant protection;
--Coating and Inks: dispersion and paints, catheter coating;
--Electrical and Electronic: screens, batteries, printed circuit boards;
--Ceramics, Textile and fibers, Photographic film and paper;
--Membranes, Metallurgy, Enzymes;
--Laundry detergent;
Packaging and Storage
--Powder: in 25kfdrum, inner lined with PE bags;
--Solution: 50kg plastic drum, and 1,000kg IBC;
--Stored in dry place at room temperature;
polyvinylpyrrolidone PVP Adhesives & Sealants
