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Evonic Degussa Precipitated Silicas

Evonic Degussa Precipitated Silicas For Antifoams : Our Precipitated Silicas for antifoams have following specifications:

PRODUCTS	TYPE	FORM	APPLN
SIPERNAT 383 DS	Hydrophilic Precipitated Silica	white free flowing powder	Dispersed in Oils for providing Anti foaming
SIPERNAT 320	Hydrophilic Precipitated Silica	white free flowing powder	Dispersed in Oils (Including reactive PDMS )for providing Antifoaming as well as thickening effect to liquid system
EXP 4350	Hydrophilic Precipitated Silica	white free flowing powder	Dispersed in Oils for providing Anti foaming as well as thickening effect to liquid system
SIPERNAT D-17	Hydrophobic Precipitated Silica	white free flowing powder	Dispersed in Oils for providing Anti foaming as well as thickening effect to liquid system

Sipernat 383 DS

Sipernat 383 DS (Characteristic Physico-Chemical Data *) including following specifications:

1)based on original substance
2)based on dried substance
3)based on ignited substance

Properties and Test Methods	Units	SIPERNAT® 383 DS
Specific surface area (N2) Areameter following ISO 5794-1, Annex D	m²/g	170
Mean particle size Multisizer, 100 µm capillary following ASTM C 690-1992	µm	5
Tamped density not sieved following ISO 787-11	g/l	75
Lost on drying 2 h at 105°C following ISO 787-2	%	6
Loss on Ignition2) 2 h at 1000°C following ISO 3262-1	%	5
pH value 5% in water following ISO 787-9		8.3
DBP absorption2) following DIN 53601	g/100g	230
SiO2 content3) following ISO 3262-19	%	98
Na content as Na2O2) following ISO 3262-18	%	1.2
Fe content as Fe2O33) following ISO 5794-1, Annex C	%	0.03
Sulfate content as SO31) Degussa method	%	0.8
Sieve residue 45 µm Spray following ISO 3262- 19	%	0.01
Package size (net)	kg	10

The given data are typical values. Specifications on request.

SIPERNAT®-designated products represent a specific product range of Performance Silica, aluminium and calcium silicates.

Careful adjustment of parameters such as surface area, particle size, purity, oil absorption capacity or hydrophobicity results in products with different properties.

SIPERNAT® 383 DS is a very fine particle silica with an alkaline pH value.

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Sipernat D 17

SIPERNAT*-designated products represent a specific product range of calcium silicates, aluminium silicates, performance silica. Careful adjustment of parameters as surface area. particle size, purity, oil absorption capacity or hydrophobicity results in different properties products.

Characteristic physico-chemical data

Properties and Test Methods	Units	SIPERNAT* D 17
Specificatic surface area (N²) Areameter following ISO 5794-1 AnnexD	m²/g	100
Mean particle size Multisizer, 100 µm capacity following ASTM C690-1992	µm	7.O
Tamped density not sieved following ISO 787-11	g/l	150
Loss on drying 2hat 105°C following ISO 787-2	%	4
Loss on ignition² 2 h at 1000°C following ISO 3262-1	%	7
pH value, 5 in water/methanol=1:1 following ISO 787-9		8.0
DBP absorption ² following DIN 53601	g/100g	195
SiO₂ content ³following ISO 3262-19	%	98
Na content as Na₂o³ following ISO 3262-18	%	1
Fe content as Fe₂ O₃ following ISO 5794-1 Annex C	%	0.03
Sulfate content as SO₃¹ Degussa method	%	0.8
Carbon content elemental analyser LECO Degussa method	%
Wettability by methanol Degussa method	%	55
Sieve residue 63 µm Alpine following ISO 8130-1	%	0.2
Package size (net)	Kg	15

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Dow Corning XIA METER Silicone Oils , Emulsions & MasterBatches Dow Corning Paper Coatings Lubrizol Speciality Paper Coatings Evonic Degussa Precipitated Silicas Sipernat 383 DS Sipernat D 17 Clariant Products Speciality Silicone Products Speciality Softeners For Fabrics Mould Release Agents Industrial Antifoams

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