Preparation of hardened tall oil pitch

Details Preparation of hardened tall oil pitch Preparation of hardened tall oil pitch

1981-04-27

1982-06-29

Cockeram, H. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

106218, 106241, 260 97, 527503, 527501, 527500, 524 14, C09F 100, C08K 500, C08L 9300

Patent

active

043371930

ABSTRACT:
Additives to tall oil pitch react to cause crosslinking which improves hardness, viscosity, tackiness, etc., properties of the modified pitch. Additives include for example maleic anhydride, wood flour, formylated melamine, phenol and other resins, diisocyanates, alcohols and the like. The modified pitch has properties improved for use as binders for briquetting adhesives, etc.

REFERENCES:
patent: 2039243 (1936-04-01), Krzikalla
patent: 2407225 (1946-09-01), Dixon
patent: 2538103 (1951-01-01), Koonce et al.
patent: 2731415 (1956-01-01), Hook et al.
patent: 3238164 (1966-03-01), Speck
patent: 3242160 (1966-03-01), Barrett
patent: 3244580 (1966-04-01), Stalego
patent: 3379708 (1968-04-01), Peacock
patent: 3497490 (1970-02-01), Arlt, Jr. et al.
patent: 3649580 (1972-03-01), Arlt, Jr. et al.

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