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PRODUCT DATA of PSB
MaterialPSB
Product DatasheetMAP-PSB DS
Product TypeMatt-white, Thermal-control Paint
Chemical CompositionPotassium Silicate/Zinc Orthophosphate
Name of ManufacturerSociété MAP S.A.
Z.I. rue Clément Ader, F-09100 Pamiers, France
+33 (0)5 34 01 27 00
+33 (0)5 61 60 28 77
map@map-coatings.com
www.map-coatings.com
EXPERIENCE IN PRACTICE
Development StatusSpecial Commercial Product
Cost RangeMedium
Lot ReproducibilityGood
Space ExperienceFair
PHYSICAL PROPERTIES
Thickness0.13 to 0.15
Data Quality: Manufacturer's data
Shelf Life! month
Data Quality: Manufacturer's data
OPTICAL PROPERTIES
Normal Emittance0.9±0.04
Remark:ECSS-Q-70-09
Hemispherical Emittance0.88
Remark:ECSS-Q-70-09
Solar Absorbtance0.2±0.02
Remark:(Aluminium substrate, coating 150 mm thick) ECSS-Q-70-09, depends on topcoat thickness.
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
Atomic OxygenΔe = +0.12mm, Δαs = +0.01, Δε = 0.00
Test:2 x 10^20 atoms.cm-2
UV RadiationΔαs = +0.03 Δε = +0.00
Test:1500 esh @ 40°C
Thermal CyclingPass
Test:200 cycles 10-6 torr (-150°C; +100°C)
Outgassing StatusOutgassing is informative. New test or alternative material.
Outgassing(Avg data)TML = 3.04%, RML = 0.04%, CVCM = 0.00%
Test:ECSS-Q-70-02
Induced Surface Potential25 V @+18°C Test:1nA.cm-2 , 15 keV
50 V @+18°C Test: 5nA.cm-2 , 20 keV
900 V @-150°C Test: 1nA.cm-2 , 20 keV
SPECIAL RECOMMENDATIONS
Special RecommendationsRoom temperature curing. · This paint is usable directly on aluminium substrates without any chemical treatment. · The high value of TML is due to water.