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
2008-10-01
2010-02-16
Zemel, Irina S (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...
C525S242000, C525S244000, C525S301000, C525S302000, C525S355000, C525S357000
Reexamination Certificate
active
07662887
ABSTRACT:
The residual chlorine content of a polyolefin-substituted carboxylic acylating agent formed by a halogen-assisted reaction of a polyalkene and at least one olefinic, monounsaturated mono- or dicarboxylic acid, anhydride or ester, is reduced when the reaction is conducted in the presence of a controlled amount of a metal compound.
REFERENCES:
patent: 3215707 (1965-11-01), Rense
patent: 3219666 (1965-11-01), Norman et al.
patent: 3231587 (1966-01-01), Rense
patent: 3361673 (1968-01-01), Stuart et al.
patent: 4234435 (1980-11-01), Meinhardt et al.
patent: 4943671 (1990-07-01), Dockner et al.
patent: 5489390 (1996-02-01), Sivik et al.
patent: 5672266 (1997-09-01), Sivik et al.
patent: 5885944 (1999-03-01), Pudelski et al.
patent: 6077909 (2000-06-01), Pudelski et al.
patent: 6562904 (2003-05-01), Barini et al.
patent: 7115695 (2006-10-01), Okamoto et al.
Baker Allison Joan
Emert Jacob
Gutierrez Antonio
Severt Richard Joseph
Spencer Jeremy Roger
Infineum International Limited
Lenihan Jeffrey
Zemel Irina S
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