Method for making seamless capsules

Details Method for making seamless capsules Method for making seamless capsules

1994-10-07

1997-07-22

Nutter, Nathan M.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

42840221, B32B 516, B32B 900, B32B 902, B32B 904

Patent

active

056502320

ABSTRACT:
The present invention relates to a method for making a seamless capsule containing a shell material encapsulating a fill material by setting the fluid volumetric flux of the shell material equal to that of the fill material through concentrically aligned nozzles.

REFERENCES:
patent: 3389194 (1968-06-01), Somerville
patent: 3423489 (1969-01-01), Arens et al.
patent: 3779942 (1973-12-01), Bolles
patent: 3962383 (1976-06-01), Hagiwara et al.
patent: 4251195 (1981-02-01), Suzuki et al.
patent: 4422985 (1983-12-01), Morishita et al.
patent: 4426337 (1984-01-01), Suzuki et al.
patent: 4695466 (1987-09-01), Morishita et al.
patent: 4888140 (1989-12-01), Schlameus et al.
patent: 5362564 (1994-11-01), Suzuki et al.
Toshiyuki Suzuki, et al, "Process of Forming Seamless Capsules by Concentric Nozzle System" KONA Powder Science and Technology in Japan No. 3, 1985, pp. 32-37.
Suzuki et al. "Process of Forming Seamless Capules by Concentric Nozzle System" KONA, Powder Science & Tech in Japan, No. 3 (1985).

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