Non-hazardous oxidative neutralization of aldehydes

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

Reexamination Certificate

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Reexamination Certificate

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07012163

ABSTRACT:
Methods, compositions, and devices for alleviating the problems of toxic discharge of aldehydes present in waste streams are disclosed. The methods relate to forming neutralized aldehydes by treating aldehydes with oxidizing agents. The oxidizing agents offer a simple, effective, fast and inexpensive solution for treatment of toxic aldehydes prior to disposal into the environment.

REFERENCES:
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patent: 2001/0025110 (2001-09-01), Zhu et al.
patent: 2002/0117449 (2002-08-01), Zhu et al.
Merck Index, Eleventh Edition, pp. 4732 and 8532 (1989).
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English Translation of Japanese Patent Application No. H6-4416 ; Filing Date Jan. 20, 1994.
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Non-confidential correspondence and literature from KEM Medical Products Corp.—Dated Feb. 28, 2001 ; Product Brochures (Glut-RX™ Glutaraldehyde Solution Neutralizer, KemSure™ OPA Solution Neutralizer, Neutralizing Spill Control Kits for glutaraldehyde, Neutralizing Absorbent Mats for Glutararaldehyde, Neutralizing Absorbent Mats of OPA, Neutralizing Spill Control Kits of OPA, Safety Nozzles); Results of Toxicity Test conducted From Nov. 29 Through Dec. 3, 2000 With a Neutralizied Cidex™ OPA Solution, Jan. 2001 ; Results of toxicity Test Using Neutralized Cidex™ Solution Conducted from Oct. 18 Through 22, 2000 Dec. 2000.
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