C.I. Pigment Blue 28 CAS NO.1345-16-0

Name: Cobalt Blue C.I No.: 77346 Chemical Composition: Co-Al-O Appearance:blue powder Oil Absorption(%): 31-37 Heat resistance : 1200 degrees Particle…

Name: Cobalt Blue C.I No.: 77346 Chemical Composition: Co-Al-O Appearance:blue powder Oil Absorption(%): 31-37 Heat resistance : 1200 degrees Particle size, average (μm):1.2 Light fastness (grade) : 8 Density(g/m3): 3.8-5.4 Weather resistance (grade) : 7-8 PH:8.1C.I.Pigment Blue 28(Cobalt Aluminate Blue Spinel) is one kind of heat resistance,light fastness blue spinel pigment  Regulations Compliant to EU RoHS 2002/95/EC Compliant to EN71Part 31994 (A12000/AC2002) Compliant to US FDA 21 CFR 177.1520 Compliant to ASTM F963-08 (Clause 4.3.5) Compliant to REACH   Product CharacteristicsPigment Blue 28 (named cobalt aluminium blue) is a bright color with reddish blue,which has a special anti-far-infrared function. it is also one kinds of environmental protection pigments, which is internationally recognized as non-toxic pigments. It is easy to disperse, with excellent heat resistance,weather resistance,acid & alkali resistance,and resist to a variety of solvents, good hiding power. ApplicationsIt is mainly used in high temperature (resistant) coatings, ceramics, enamels, glass coloring, coloring of high temperature resistance engineering plastics,food contact plastics,as well as art paint.  Main Technical DataHeat Resistance ≥1200°C Light Resisrtance(Grade 1-8) 8 Weather Resisrance(Grade 1-5) 5 Acid Resistance(Grade 1-5) 5Alkali Resistance(Grade 1-5) 5Oil Absorption 28-37g/100g Density 3.8-5.4 g/cm3 PH 7-9 Mean Particle Size 0.95-2.5μm  Complex Inorganic Colored Pigments(CICP) 1) Heat resistance 1000'C 2) Light fastness Grade 8 3) Weather resistance Grade C I Pigment Blue 28 (Cobalt Aluminate Blue Spinel) AdvantagesHigh-temperature resistance, High light fastness resistance, Acid resistance, Alkali resistance, Weather resistance, Easy to disperse, Non-migration, Non-bleeding.RegulationsCompliant to EU RoHS 2002/95/EC Compliant to EN71Part 31C.IC.I.Pigment Blue 28,inorganic paints,coating and plastics powder color pigment 1.High temperature resistant 2.Non-toxic AdvantagesHigh-temperature resistance, High light fastness resistance, Acid resistance,Alkali resistance, Weather resistance, Easy to disperse, Non-migration, Non-bleeding.RegulationsCompliant to EU RoHS 2002/95/ECCompliant to EN71Part 31994 (A12000/AC2002)Compliant to US FDA 21 CFR 177.1520Compliant to ASTM F963-08 (Clause 4.3.5)Compliant to REACH 1. Product InformationChemical Name                 Cobalt Aluminate Blue SpinelChemical Composition     Co/Al OxideColor Index Name              Pigment Blue 28 / P.B.28Color Index Number           77346CAS Number                       1345-16-0Physical Form                      Blue PowderCrystal Pattern                      Spinel Pattern 2. Product CharacteristicsPigment Blue 28 is a bright color with reddish blue,which has a special anti-far-infrared function. it is also one kinds of environmental protection pigments, which is internationally recognized as non-toxic pigments. It  is easy to disperse, with excellent heat resistance,weather resistance,acid & alkali resistance,and resist to a variety of solvents, good hiding power. 3. ApplicationsIt is mainly used in high temperature (resistant) coatings, ceramics, enamels, glass coloring, coloring of high temperature resistance engineering plastics,food contact plastics,as well as art paint. 4. Main Technical DataHeat Resistance ≥1200°C Light Resisrtance(Grade 1-8) 8 Weather Resisrance(Grade 1-5) 5Acid Resistance(Grade 1-5) 5Alkali Resistance(Grade 1-5) 5Oil Absorption 28-37g/100g Density 3.8-5.4 g/cm3 PH 7-9 Mean Particle Size 0.95-2.5μm