Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Process of treating scrap or waste product containing solid...
Patent
1996-10-02
1999-05-18
Jagannathan, Vasu
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Process of treating scrap or waste product containing solid...
521 41, 521 42, 521 425, 521 44, 521 445, 524572, 585241, C08J11/06;11/28
Patent
active
059050950
ABSTRACT:
A method of processing used tires and the recovery of the products thereof. The process includes adding shredded automobile tire to a bath containing a combination of isocyanide, polyurethane, latex, and soybean oil. The resultant mixture is then heated at approximately 700.degree. F. for a period of 10 minutes. The process allows the recovery of the following products, including but not limited to: oil, steel, vinyl chloride, carbon, and carbon black. The addition of soybean oil to the bath mixture provides a safer and more economical process. The current process does not require the use of a special atmosphere nor does it require the use of a high pressure system.
REFERENCES:
patent: 3978199 (1976-08-01), Maruhnic et al.
patent: 5364996 (1994-11-01), Castagnoli et al.
patent: 5389691 (1995-02-01), Cha et al.
Asinovsky Olga
Denison JoAnne M.
Jagannathan Vasu
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