Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Lubrizol 2155 Dispersant

Lubrizol 2155 Dispersant is a high-performance polyisobutylene succinimide (PIBSI)-based ashless dispersant from Lubrizol’s premium additive portfolio. It delivers exceptional sludge control, oxidation stability, and viscosity management in engine oils and industrial lubricants. Designed for modern low-SAPS formulations, it enhances deposit protection and maintains oil cleanliness under severe operating conditions.
  • lubrizol 2155 dispersant_f93b7f61
  • lubrizol 2155 dispersant_f93b7f61

Features Of Lubrizol 2155 Dispersant

  1. Highly effective polymeric dispersant for controlling sludge and varnish formation in engine oils.

  2. Excellent low-temperature performance with superior soot dispersancy in heavy-duty diesel applications.

  3. Compatible with conventional and advanced additive packages, including ZDDP and detergents.

  4. Thermally stable structure ensures durability under extended drain intervals and high-temperature operation.

  5. Enables formulation of low-SAPS (Sulphated Ash, Phosphorus, Sulphur) lubricants meeting modern OEM specifications.

Typical Applications Of Lubrizol 2155 Dispersant

  1. Heavy-duty diesel engine oils (API CK-4, FA-4, and earlier API categories).

  2. Passenger car motor oils (PCMO) requiring high dispersancy and fuel economy performance.

  3. Gas engine oils for natural gas and biogas-powered stationary engines.

  4. Marine cylinder oils where soot control and deposit suppression are critical.

  5. Hybrid and mild-hybrid vehicle lubricants demanding balanced oxidation stability and dispersancy.

Specifications Of Lubrizol 2155 Dispersant

Chemical TypePolyisobutylene succinimide (PIBSI) derivative
Product FormAmber to light brown liquid
AppearanceClear to slightly hazy, homogeneous liquid at 25°C
Primary ApplicationsEngine oil dispersant for diesel and gasoline applications
Key FeaturesHigh soot dispersancy, low volatility, excellent thermal stability
BenefitsImproved engine cleanliness, extended oil life, reduced filter plugging
Handling PrecautionsUse in well-ventilated areas; avoid skin contact and inhalation of mists
Storage StabilityStable for ≥24 months in original sealed container at 15–30°C


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