Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1995-04-25
1996-11-05
Jagannathan, Vasu S.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525312, 525302, 525301, 525309, 525310, 525285, 525315, 525313, 525289, 525290, 525297, 525296, 525319, 525317, 525461, 525445, 525426, 525455, 525 59, C08F25500, C08F25702, C08F26510, C08F26504, C08F26506, C08F26508, C08F28302, C08F27902, C08F26510, C08F26104, C08F25904, C08F26304
Patent
active
055718698
ABSTRACT:
Grafted polymer particles are prepared by a free-radical addition polymerization mechanism using a flame produced by igniting a mixture of a combustible gas and an oxidant to heat at least a portion of the surface of a solid polymer particle to produce free-radicals thereon. At least one polymerizable ethylenically unsaturated monomer is contacted and reacted with the free-radicals formed on the surface of the polymer to form a graft thereon.
REFERENCES:
patent: 2991269 (1961-07-01), Nozaki
patent: 3565780 (1971-02-01), Zimmerman
patent: 3798555 (1973-01-01), Gaylord
patent: 4211622 (1980-07-01), Nablo
patent: 4278777 (1981-07-01), Jakabhazy et al.
patent: 4440916 (1984-04-01), Waters et al.
patent: 5079302 (1992-01-01), Lee et al.
Lee Sunggyu
Rengarajan Ramesh
Jagannathan Vasu S.
The University of Akron
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