PVC RESIN
Other name: Polyvinyl chloride resin
CAS No.:9002-86-2
EINECS No:208-750-2
Molecular Formula:(C2H3Cl)n
Place of Origin:Henan, China (Mainland)
Appearance: White powder
Application:Piping, hard transparent plate. Film and sheeting, photograph records. PVC fibers, plastics blowing, electric insulating materials:
HS Code:3904109001
Polyvinyl chloride resin (PVC resin) is high molecular compounds polymerized by vinyl chloride monomer (VCM) with structural element as [CH2-CHCL]n,degree of polymerization usually as 590-1500.According to residual content of vinyl chloride menomerl in polyvinyl chloride resin , is can be divided into:commercial grade, food hygiene grade and medical application grade.In appearance, polyvinyl chloride resin is white powder.
| ITEM | SG 1 | SG 2 | SG 3 | SG 4 | SG 5 | SG 6 | SG 7 | SG 8 | |
| Viscosity ml/g (or kvalue) Average polymerization degree |
156-144
77-75 1785-1536 |
143-136
74-73 15535-1371 |
135-127
72-71 1370-1250 |
126-119
70-69 1250-1136 |
118-107
68-66 1135-980 |
106-95
65-63 950-850 |
95-87
62-60 850-750 |
86-73
59-55 740-650 |
|
| Particle count of impurity, ≤s | 16 | 16 | 16 | 16 | 16 | 16 | 20 | 20 | |
| Volatile matter(including water)content % ≤ | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | |
| Density g/ml ≥ | 0.42
|
0.42 | 0.42 | 0.42 | 0.42 | 0.45 | 0.45 | 0.45 | |
| Screen floating% | 0.25mm sieve pore≤ | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
| 0.063mm sieve pore ≥ | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | |
| Number of grain,entries/400cm2 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | |
| Absorbing amount of plasticizer for 100g regsin, g | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | |
| White degree (160 0 c,10 min after) | 74 | 74 | 74 | 74 | 74 | 74 | 70 | 70 | |
25/kg/bag,17MT/20’FCL
Cautions during transportion:product should be stored in dry and ventilated warehouse, stacking height is less than 10 bags, preventing sun and be affected with damp be affected with damp. Transport must be covered with cleanliness and transportation tools, the product is non-dangerous goods.