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Polysulfide Oligomers
(Thiokols)

State Standard 12812-80, T.C. 38.50309-93

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Rimpex Rubber introduces Polysulfide Oligomers, Thiokols.

Liquid polysulfide oligomers are sulfer-containing reactionable oligomers with active terminal groups, cured into compositions with different fillers. Polysulfide oligomers are viscous homogeneous dark liquid with greenish and brown hue without foreign inclusions.

Designed for sealing pastes production, cured at moderate temperatures, using in aviation, shipbuilding, engineering, electronics and civil engineering.

Specifications

  NVB-2
Similar with TORAY LP2
Type I
Similar with TORAY LP23
Type II
Similar with TORAY LP3
Density, gr/sm3 1.28 1.30 1.30
Viscosity at 25'C, Pa.sec. 7.5-11.0 15.0-30.0 30.1-50.0
SH-groups mass fraction, % 3.0-4.0 2.2-3.4 1.7-2.6
Av.molecular weight, g/mol 1650-2200 2000-3000 2540-3880
Cross-linking agent 2.0mol-% 2.0mol-% 2.0mol-%

Vulcanizers are stable to oils, petroleum fuels, acids, alkaline, ozone, sunlight, and dead set against radiation and gas. Warranty storage period - 3 years.

If you order we can arrange production of any type polysulfide oligomers that are produced by leading polysulfide oligomers manufacturers.

Index
Grade I
Grade 2
NVB-2
Grade 32
Tioplast
G21
G1
G21
G112
Tiokol LP
LP 977
LP2
LP 977
LP32
Appearance
The homogeneous viscous dark colored liquid with greenish or brownish tint without foreign inclusions
Viscosity (25C)
15.0 – 30.0 Pa*C
30.1-50.0 Pa*C
7.5 – 11.0 Pa*C
35.0-46.0
Water Content
0 – 0.2 %
0 – 0.2 %
0 – 0.2 %
0 – 0.2%
Volatile Material Content
0 – 0.1 %
0 – 0.1 %
0 – 0.2 %
0 – 0.2%
SH – Group Content
2.2 – 3.3 %
1.7-2.6
3.0 – 4.0 %
1.7-2.6
Trifunctional Monomer
2.0 % mol
2.0 % mol
2.0% mol
0.5 % mol
Density, G/SM3
1, 285 – 1, 300
1, 285 – 1, 300
1, 285 – 1, 300
1, 285 – 1, 300
Mass Of Common Sulfur
Not more than
40.0 %
40.0 %
40.0 %
40.0 %

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