Stabilized azulmic acids, processes for their preparation and th

Details Stabilized azulmic acids, processes for their preparation and th Stabilized azulmic acids, processes for their preparation and th

1980-09-11

1983-08-02

Hayes, Lorenzo B.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

71 11, 524 9, 71 23, 71 31, 524 10, 71 54, 71 61, 524 13, 71 63, 71 64R, 524 15, 71 64A, 71 80, 524 16, 71DIG2, 525509, 524 17, 525519, 525540, 524 18, 525418, 528362, 524 20, 528422, 252 85R, 524 21, 524 27, 523207, 524 34, 524 35, 524 47, 524 49, 524 54, 524 55, 524 56, 524 59, 524 65, 524 72, 524 81, 524512, 524542, 524735, 524799, 524877, 523105, 523122, 523128, 523129, 523132, 523205, C08L 6120, C08L 6132, C05C 900, C08F 828

Patent

active

043967337

ABSTRACT:
The present invention relates to new azulmic acids stabilized by condensation with carbonyl compounds, several processes for their preparation and their use for various purposes.

REFERENCES:
patent: 1464802 (1923-08-01), Bohart
patent: 1464803 (1923-08-01), Bohart
patent: 2855365 (1958-10-01), Burleson
patent: 2894916 (1959-07-01), Burleson
patent: 3160594 (1964-12-01), Herzog
patent: 4251255 (1981-02-01), Wagner et al.
patent: 4252919 (1981-02-01), Wagner et al.
patent: 4263181 (1981-04-01), Wagner et al.
patent: 4283219 (1981-08-01), Wagner et al.

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