Micropowders

Details Micropowders Micropowders

1997-07-21

1999-06-08

Yoon, Tae

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528128, 528171, 528391, 528480, 528501, 528502, 523223, C08G 802, C08G 7520, C08K 716

Patent

active

059105585

ABSTRACT:
Micropowders having spherical particles possessing an essentially smooth surface structure contain, as essential components, polyarylene ether sulfones or polyarylene ether ketones and are obtainable by prilling melts thereof or spray-drying solutions thereof.

REFERENCES:
patent: 3953401 (1976-04-01), Gabler et al.
patent: 4208508 (1980-06-01), Hashino et al.
patent: 4690786 (1987-09-01), Ninomiya et al.
patent: 5013816 (1991-05-01), Bobbink et al.

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