medium polyisobutylene is a synthetic hydrocarbon formed by polymerization of isobutene. It is a transparent, non-noxious, high-consistency, semi-solid polymer, free of impurities. The color can vary between colorless and slightly yellowish.
Molecular formula:
Medium Molecular Weight polyisobutylene(Food-Grade)
|
Grade
|
Volatiles
|
Staudinger Index
|
Viscosity Average
Molecular Weight
|
Antioxidants
|
Arsenic
mg/kg
(Calculated as As)
|
Heavy metal
mg/kg
(Calculated as pb)
|
Lead
mg/kg
(Calculated as pb)
|
|
|
8003/3
|
≤0.3
|
21.5-26.0
|
35000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/4
|
≤0.3
|
26.5-31.0
|
45000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/5
|
≤0.3
|
31.5-36.0
|
55000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/6
|
≤0.3
|
33.5-39.0
|
65000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/7
|
≤0.3
|
39.0-43.0
|
75000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/8
|
≤0.3
|
43.0-46.0
|
85000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8003/9
|
≤0.3
|
46.0-52.0
|
95000±5000
|
NO
|
≤3.0
|
≤10.0
|
≤3.0
|
Chewing gum polyisobbutylenes are excellent chewing gum base ingredients.
Medical adhesives polyisobbutylenes offer excellent adhesion to the skin and cause no irritation or sensitization in skin contact applications. They are easy to peel off the skin.
Carton (20kg), Drum(45.4kg)
Low Molecular Weight Polyisobutylene(Food-Grade)
|
Grade
|
Volatiles
|
Viscosity Average
Molecular Weight
|
Arsenic mg/kg
(Calculated as As)
|
Heavy metal mg/kg
(Calculated as Pb)
|
Lead mg/kg
(Calculated as Pb)
|
|
8100
|
≤0.3
|
10000
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8180
|
≤0.3
|
18000
|
≤3.0
|
≤10.0
|
≤3.0
|
|
8250
|
≤0.3
|
25000
|
≤3.0
|
≤10.0
|
≤3.0
|
Additive for lubricants
Raw material for cling film
Cable insulation
200 liter galvanized metal drum,net weight 165kg.
Medium Molecular Weight polyisobutylene(Industry-Grade)
|
Grade
|
Volatiles
|
Staudinger Index
|
Viscosity Average Molecular Weight
|
Antioxidants
|
|
8350
|
≤1.0
|
21.5-26.0
|
35000±5000
|
NO
|
|
8450
|
≤1.0
|
26.5-31.0
|
45000±5000
|
NO
|
|
8550
|
≤1.0
|
31.5-36.0
|
55000±5000
|
NO
|
|
8650
|
≤1.0
|
33.5-39.0
|
65000±5000
|
NO
|
|
8750
|
≤1.0
|
39.0-43.0
|
75000±5000
|
NO
|
|
8850
|
≤1.0
|
43.0-46.0
|
85000±5000
|
NO
|
|
8950
|
≤1.0
|
46.0-52.0
|
95000±5000
|
NO
|
Sealants Polyisobutylenes can be used in sealants in double glazing windows and other applications for the construction industry.
Adhesives Polyisobutylenes can be used in pressure sensitive, hot melt ing or solvent based adhesives.
Roofing Polyisobutylenes can be used in roofing membranes, waterproofing for tunnels and cellars.
Lubricants polyisobutylenes can be used as additives to increase the viscosity for a variety of lubricants, including engine oils, gearbox oils, hydraulic fluids, and lubricating greases etc.
Paraffin and waxes polyisobutylenes can be blended with paraffin wax and other waxes and used to coat or laminate paper.
Bitumen polyisobutylenes can be added to bitumen or rubber to get higher melt viscosity and other characteristics.
Carton (20kg), Drum(45.4kg)
