Process for producing polymer particles with irregular shape

Details Process for producing polymer particles with irregular shape Process for producing polymer particles with irregular shape

1995-09-19

1997-04-15

Zitomer, Fred

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526222, 526910, 526923, C08F 220, C08F 218

Patent

active

056210558

ABSTRACT:
A process for producing polymer particles with an irregular shape by polymerizing a water-soluble polymerizable monomer in a system comprising a hydrophobic organic solvent inert to the polymerization and an aqueous solution of the water-soluble polymerizable monomer, characterized in that the system further contains an anionic surfactant.

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patent: 4539368 (1985-09-01), Duncan et al.
patent: 4839395 (1989-06-01), Masamizu
patent: 4880886 (1989-11-01), Kondo
patent: 4973632 (1990-11-01), Nagasuna
patent: 5104764 (1992-04-01), Wada
patent: 5180798 (1993-01-01), Nakamura

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