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Patent Searching and Data


Title:
ADDITIVE FOR COAL-WATER SLURRY HAVING LONG LIFE AND HIGH CONCENTRATION
Document Type and Number:
Japanese Patent JPS6481893
Kind Code:
A
Abstract:

PURPOSE: To obtain the titled additive transportable by a pump and directly usable as a boiler fuel, containing a polycyclic aromatic compound, a fatty acid (salt) and a (meth)acrylic acid (co)polymer (salt) as essential components.

CONSTITUTION: The aimed additive containing (A) 40W90wt.% compound (salt) obtained by sulfonating a mixture containing (i) 40W70wt.% naphthalene, (ii) 10W40wt.% alkylnaphthalene, (iii) 1W20wt.% anthracene and (iv) 1W15wt.% diphenyl as essential components and then condensing the mixture with formaldehyde, (B) 30W5wt.% 6W22C (preferably 6W10C) fatty acid (salt) and (C) 30W5wt.% homopolymer (salt) of (meth)acrylic acid or copolymer of (meth) acrylic acid and one or more monomers selected from the group consisting of fumaric acid, maleic acid, itaconic acid and crotonic acid as essential components.


Inventors:
NAKA AKIHIRO
SUGIYAMA HIROSHI
MURAKAMI OSAMU
Application Number:
JP23772687A
Publication Date:
March 28, 1989
Filing Date:
September 22, 1987
Export Citation:
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Assignee:
DAI ICHI KOGYO SEIYAKU CO LTD
International Classes:
B65G53/30; C09K23/52; C10L1/32; C09K23/00; (IPC1-7): B01F17/00; B01F17/52; B65G53/30; C10L1/32