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Title:
ADDITIVE FOR LOW-SULFUR MINERAL OIL DISTILLATE COMPRISING GRAFT COPOLYMER BASED ON ETHYLENE-VINYL ESTER COPOLYMER
Document Type and Number:
Japanese Patent JP2007186700
Kind Code:
A
Abstract:

To enhance flowability of a mineral oil and a mineral oil distillate under a low temperature condition, particularly paraffin dispersibility, by adding an appropriate additive for low temperatures.

The graft copolymer is obtained by grafting an ester (a) of an 8-22C alcohol with acrylic acid onto a copolymer (b) that comprises 0.5-16 mol% of at least one vinyl ester represented by formula (1): CH2=CH-OCOR1 [wherein R1 is a 5-15C branched alkyl group] in addition to ethylene, provided that the vinyl acetate content of the copolymer (b) is less than 3.5 mol%.


Inventors:
SIGGELKOW BETTINA
NAGEL WALTRAUD
NEUHAUS ULRIKE
Application Number:
JP2007002058A
Publication Date:
July 26, 2007
Filing Date:
January 10, 2007
Export Citation:
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Assignee:
CLARIANT INT LTD
International Classes:
C08F255/02; C08L51/06; C10L1/02; C10L1/08; C10L1/196
Attorney, Agent or Firm:
Mitsufumi Esaki
Okumura Yoshimichi
Blacksmith