Fluid Loss Additives-OBC-42S

Short Description:

Summary OBC-42S is a synthetic polymer oil well cement fluid loss additive based on AMPS and other monomers. OBC-42S has good versatility and can be used in a variety of cement slurry systems. OBC-42S has a wide application range and can withstand high temperature of 180℃. The cement slurry has good fluidity, less free liquid, no retardation, rapid development, and no special requirements for water quality. OBC-42S does not increase the viscosity time and reduces the loss of liquid. Can be us...


Product Detail

Summary

OBC-42S is a synthetic polymer oil well cement fluid loss additive based on AMPS and other monomers.
OBC-42S has good versatility and can be used in a variety of cement slurry systems.
OBC-42S has a wide application range and can withstand high temperature of 180℃. The cement slurry has good fluidity, less free liquid, no retardation, rapid development, and no special requirements for water quality.
OBC-42S does not increase the viscosity time and reduces the loss of liquid. Can be used at medium and low temperatures. Can be used as natural gas block additive. It is suitable for various cement slurry systems prepared by fresh water, salt water and sea water.

Technical data

Item

index

Appearance

White powder

Cement slurry performance

Item

Technical index

Test condition

Water loss,mL

≤50

52,6.9MPa

Thickening time, min

60

52℃,35.6MPa/26min

Initial consistency,Bc

≤25

Compressive strength, MPa

14

52℃,normal pressure,24h

Free water, mL

1.0

52℃,normal pressure

Cement slurry composition: 100% G grade cement (high sulfur resistance) + 47.0% Mixed water + 0.6% OBC-42S + 0.5% defoamer.

Usage range
l Suggestion dosage: 0.3%-1.0% (BWOC).
l Temperature: ≤180°C (BHCT).

Package

OBC-42S is packed in a 25kg three-in-one compound bag, or packed according to customer requirements.

Remark

OBC-42S can provide liquid products OBC-42L.

 


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