Mobil Drive Clean Question

[motorguy222]

What do the following terms mean?

CHEMICAL NAMES AND SYNONYMS: SEVERE TREAT MIN. OILS & ADDITIVES

GLOBALLY REPORTABLE MSDS INGREDIENTS:

Substance Name Approx. Wt%
-------------- -----------
PHOSPHORODITHIOIC ACID, 1-5
O,O-DI-C1-14-ALKYL ESTERS,
ZINC SALT (2:1) ZDDP
(68649-42-3)

OTHER INGREDIENTS:

Substance Name Approx. Wt%
-------------- -----------
ALKYLATED PHENOL 1-5

This was taken from the Mobil Drive clean 10W-40 MSDS list.

 

[Blue99]

CAS# 68649-42-3 is Zinc Dialkyldithiophosphate, a commonly used anti-wear agent. It is referred to simply as ZDDP on this site.

Alkylated Phenol appears to be either an anti-oxidant or a dispersant to me, but this is just my best guess as I have a limited chemical background.