Hydroxyl Modified Vinyl Chloride/Vinyl Acetate Terpolymers MVOH
Hydroxyl-Modified Vinyl Chloride/Vinyl Acetate Terpolymers
Hydroxyl Modified Vinyl Chloride, Hydroxyl Modified Vinyl Acetate Terpolymers,Hydroxyl Modified Vinyl Chloride Factory
Grade MVOH: It is white powder, ketone soluble with colorless, transparent solution and it has with excellent adhesion on paper,polysulfone resin,acrylic resin,PVC,ABS,PCand the surface of has good compatibility with other film-forming material,such as alkyd resins,polyurethane elastomers,isocyanate resin, melamine resin,urea formaldehyde,epoxy polymers it is often used with other film-forming material in order to improve the coating performance,and enhance paint adhesion,flexibility, tenacity,hardness and chemical of the hydroxyl functional group,it can also be used for improving the characteristics including alkyd,two-component polyurethane,and two-component epoxy coatings.
MVOH Vinyl Resin Quality standard (XHQB-10)
No.
|
Item
|
Index
|
Test method
|
1
|
Appearance
|
White powder
|
By visual
|
2
|
Whiteness
|
≥80
|
GB2913-82
|
3
|
Composition % by Wt
|
Vinyl Chloride 81±1%
|
GB/T7139-2002
|
Vinyl Acetate 4±1%
|
ISO1159-1978
|
Hydroxyalkyl Acrylate 15±1%
|
|
4
|
Reactive Functionality (Hydroxyl %)
|
|
|
5
|
Hydroxyl Value
|
66
|
ISO2554-1974
|
6
|
K Value
|
39-41
|
GB/T 3401-2007
|
7
|
Viscosity No. ml/g
|
38-42
|
GB/T 3401-2007
|
8
|
Glass Transition Temp ℃
|
About 69
|
GB11998-89
|
9
|
Average Molecular Wt
|
About 15000
|
Calculated by the Viscosity No.
|
10
|
% by wt, through 60 mesh
|
100%
|
GB/
|
11
|
Apparent density (g/ml)
|
≥
|
GB20022-2005
|
12
|
Volatilization (%)
|
≤1%
|
GB/T2914-1999
|
13
|
Impurity Particle No. /100g
|
≤20
|
GB9348-88
|
14
|
20% resin in EA or MEK
|
Colorless and Transparent
|
By visual
|
Application:
VOH grade can be used for a wide range of coatings applications for maintenance,marine and metal finishes,marine anti-corrosion paint, cans paint, wood and plastic finishes, paper and leather coatings, PET inks, adhesive for magnetic tape and carbon ribbon.
Package, storage and transportation:
* In kraft bag, lined with pp bags of 25kgs net, with PE inner bag.
* Store in a dry and ventilated place, do not place in open-air, avoid storage in direct sunlight and caution against wet.
* Must be transported in clean vehicle with awning and keep away from moisture.
* It is NOT hazardous article, and the shelf life is six months from the production date.