Carbamate deposit control additives

Details Carbamate deposit control additives Carbamate deposit control additives

1979-06-18

1980-11-25

Waltz, Thomas A.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

44 71, C07C12504, C10L 122

Patent

active

042360200

ABSTRACT:
Deposit control additives for internal combustion engines are provided which maintain cleanliness of intake systems without contributing to combustion chamber deposits. The additives are poly(oxyalkylene) carbamates comprising a hydrocarbyloxy-terminated poly(oxyalkylene) chain of 2-5 carbon oxyalkylene units bonded through an oxycarbonyl group to a nitrogen atom of ethylenediamine.

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