Powder coating resin process containing an aromatic carbonamide

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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427195, 428458, 525162, 525441, 528256, 528262, C08L 6132

Patent

active

041907140

ABSTRACT:
A process for preparing a free-flowing curable powder resin composition with a sintering temperature above 40.degree. C., comprising the steps of condensing a methylolurea or methylolaminotriazine with an aliphatic alcohol and a reactive compound containing hydroxyl or amide groups; blending the condensate with a polyester or polyacrylate; and grinding the blend to a powder of average particle size in the range of 20 to 150 microns.

REFERENCES:
patent: 3303168 (1967-02-01), Kazenas
patent: 3557031 (1971-01-01), Standish et al.
patent: 3759854 (1973-09-01), Chang
patent: 3804920 (1974-04-01), Cunningham et al.
patent: 3806480 (1974-04-01), Leonard
patent: 3808167 (1974-04-01), Petersen et al.
patent: 3842021 (1974-10-01), Grant et al.
patent: 3919352 (1975-11-01), Iwasawa et al.

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