Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Process of treating scrap or waste product containing solid...
Reexamination Certificate
2011-07-19
2011-07-19
Seidleck, James (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Process of treating scrap or waste product containing solid...
C521S040000, C521S040500, C521S044000, C152S502000, C152S503000, C152S504000, C523S166000, C528S480000, C528S495000, C156S110100, C156S115000
Reexamination Certificate
active
07981940
ABSTRACT:
Provided is a method of treating a sealing compound, in order to recover from the inside of a pneumatic tire the sealing compound that was used for repairing a puncture, the sealing compound including an aqueous solution having at least rubber latex dispersed therein, the method comprising: solid-liquid separating, by injecting a treating agent into the inside of a pneumatic tire into which the sealing compound was injected, the treating agent comprising at least one of a salt that is a reaction compound of an acid and a base and/or a water-soluble organic solvent, mixing the treating agent with the sealing compound inside the pneumatic tire, and aggregating and solidifying the rubber latex in the sealing compound.
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patent: 5357636 (1994-10-01), Dresdner et al.
patent: 5927348 (1999-07-01), Gerresheim et al.
patent: 2002-226636 (2002-08-01), None
Iwasaki Shinichi
Iwasaki, legal representative Rieko
Izumoto Ryuji
Sugio Daisuke
Bridgestone Corporation
Seidleck James
Sughrue & Mion, PLLC
Tischler Frances
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