Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1991-12-20
1993-04-20
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
523440, 523204, 523206, 523209, 525108, C08L 6300, C09D 546, C09D163100
Patent
active
052043878
ABSTRACT:
A powder coating composition is disclosed which includes a particulate material containing an epoxy resin and a curing agent, and fine powder of a charge controlling agent such as an acrylic resin, silica or a mixture thereof. The charge controlling agent is deposited on surfaces of the particles of the particulate material. Additionally, a powder coating composition is disclosed in which two different charge controlling agents are used and are separately deposited on different particles of epoxy resin consisting particulate material.
REFERENCES:
patent: 3338863 (1967-08-01), Haag
patent: 5114823 (1992-05-01), Tomura
Derwent Abstract 86-336203/51 of JP '276.
Iwamoto Seitaro
Kitagawa Katsuji
Matsuzaki Kunimitsu
Ono Kazuya
Watanabe Takeshi
Bleutge John C.
Somar Corporation
Wilson D. R.
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