Beijing OilChemLeader S&T Development Co., Ltd.

Beijing OilChemLeader S&T Development Co., Ltd.

Beijing OILCHEMLEADER Science & Technology Development Co., Ltd. was established in 1985, with headquarter in Beijing and manufacturing plant in Xinxiang, is the professional manufacturer of oilfield chemicals in China.

With more than 30 years of operating history, specializing in R&D, manufacturing and sales of nearly all series of oilfield chemicals products and related services including: Drilling Additives, Cementing Additives, Oil Recovery Additives, Acidizing Additives and Water-treatment Agents, all of which are field-proven products by CNPC, SinoPec and CNOOC and have been widely applied in nearly all primary oil-fields in Chinese region, and are also exported to USA, Russia, Indonesia, Kazakhstan, Sudan, Syria, Nigeria, Iran, Sudan, Venezuela and Saudi Arabia, etc.

We have received positive feedback from our customers in China and overseas.

OILCHEMLEADER is also ISO9001, ISO14001, QHSAS18001 certified and API 9001 & API Q1 certified.

www.oilchemleader.com

Filters

Relevance Name, A to Z Name, Z to A

Retarder // Appearance Light yellow powder Consistency ≤30 Bc Water Content ≤10.0 % Fineness ≤10.0 % (0.315 mm mesh) Thickening Time 73.9 MPa,61 min

Mutation Value of Thickening Curve: Bc ≤10

Free liquid,% : ≤1.4

Brand Beijing OilChemLeader S&T Development Co., Ltd.

GR/-S Latex // Appearance Solid (white powder), liquid (white emulsion) Consistency ≤30 Bc Compression Strength ≥14 MPa/102℃, 24h

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Loss of water: ≤100 (ml/80℃ 6.9Mpa. 30min)

Sudden change value of consistency : ≤10 40Bc-100Bc

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Flushing Fluid // Appearance Light yellow or colorless liquid Consistency ≥60 η,% Density 1.00±0.05 g/cm3

avail Appearance: Light yellow or colorless liquid

Initial consistency: ≥60 (η,%)

Density: 1.00±0.05 g/cm3

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Elastomer // Screen Residue ≤10 % (60 mesh/0.25mm) Consistency ≤30 Bc Water Content ≤5.0 % Thickening Time ≥80 min (52°C / 35.6 MPa,28 min) Compression Strength ≥14 MPa/60°C, 0.1MPa/48h

Screen residue: ≤10 % (60 mesh/0.25mm)

Young's modulus reduction rate: ≥25 % (60°C,0.1MPa,48h)

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Dispersant (Drag Reducer) // Appearance Reddish-brown liquid Consistency ≤20 Bc/85℃, 70.3 MPa,44min Compression Strength ≥0.80 (110℃, 21 MPa, 24h)

Rheological properties 85℃,0.1MPa,20min n≥0.5 k,Pa.sn ≤0.7

Thickening time ratio: 1.0-2.0 (85℃,70.3mPa,44min)

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Defoamer // Appearance Colorless or yellowish viscous liquid Design/Feature Recovery rate of cement slurry density: ≥90.0 %

Appearance: colorless or yellowish viscous liquid

Recovery rate of cement slurry density: ≥90.0 %

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Weighting and Spacer Agent // Appearance Free flow powder Consistency ≤30 Bc Density ≤0.05 g/cm3 (difference) Thickening Time ≥60 min (80℃,40 MPa,40 min) Compression Strength ≥7 MPa/80℃, Normal Pressure, 24h

avail Appearance: Gray white Solid

Free flow powder initial consistency : ≤30 (Bc)

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Toughening Agent & Toughening Fiber // Appearance Gray white solid Consistency ≤30 Bc/52℃, 35.6 MPa,28min Compression Strength ≥14 MPa/75℃. 0.1 MPa,48h Design/Feature Anti-flexural Strength, increase rate: >15 % 75℃.0.1 MPa.48h Type Toughening

avail Appearance: Gray white Solid

Consistency (Bc): ≤30

Brand Beijing OilChemLeader S&T Development Co., Ltd.

Additives // Appearance White or light yellow powder Consistency ≤30 Bc Water Content ≤8.0 % Fineness ≤15.0 % (0.315 mm mesh) Thickening Time ≤Base slurry min/50℃,25.9 MPa,32 min

avail Fineness : ≤10.0 % (0.315 mesh), ≤15.0 % (0.315mm mesh)

avail Water Content: ≤0.2 %, ≤8.0 %

Brand Beijing OilChemLeader S&T Development Co., Ltd.

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