Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2008-03-13
2009-06-23
Rábago, Roberto (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S343000, C525S344000, C525S353000, C525S354000, C525S355000, C525S357000, C525S366000, C525S370000, C525S379000
Reexamination Certificate
active
07550539
ABSTRACT:
At least partially neutralized chlorosulfonated ethylene/alpha-olefin elastomers containing 0.5-10 weight percent chlorine and 0.25 to 5 weight percent sulfur are prepared from ethylene/alpha-olefin copolymer base resins having a ratio of weight average molecular weight (Mw) to number average molecular weight (Mn) less than 3.5.
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Ennis Royce Elton
Glenn, Sr. Furman Eugene
Dupont Performance Elastomers LLC
Rábago Roberto
LandOfFree
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