Polymer powder compositions, particularly polyethylene powder co

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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264 457, 523221, 525240, 428516, 4283184, 4283188, C08K 500, C08J 320, C08L 2304

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045336962

ABSTRACT:
The invention relates to polymer powder compositions consisting of 1-99 wt. % of a polymer powder component A and 99-1 wt. % of a polymer powder component B, the average particle size of component A being smaller than that of component B, and to the preparation of hollow objects by rotational molding using these polymer powder compositions.

REFERENCES:
patent: 3919164 (1975-11-01), Hattori et al.
patent: 3929939 (1975-12-01), Salyer et al.
patent: 4115499 (1978-09-01), Salyer et al.
patent: 4238537 (1980-12-01), Kerr
patent: 4307133 (1981-12-01), Haselier
patent: 4336351 (1982-06-01), Cinadr
patent: 4440899 (1984-04-01), Peerlkamp
Smarsh, "Powder Coating: Why-How-When," Journal of Paint Technology, vol. 44, No. 565, Feb. 1972, pp. 34-37.
Chem. Engineering, Jun. 11, 1962, Characteristics of Fine Particles, p. 207.

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