Abrégé

A continuous purification method for nanodiamond comprises the steps of: preparing raw materials including detonation nanodiamond formed by a detonation reaction, an oxidizing agent, and a strong acid; continuously supplying the raw materials to a reactor; continuously purifying the detonation nanodiamond by rotating and reacting the raw materials through a spiral vortex flow generated in the reactor; and continuously collecting the purified nanodiamond.

Classes IPC  ?

• C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération

Abrégé

This apparatus for continuously purifying nanodiamonds comprises: a reaction section including a reaction chamber, in which a supplied raw material reacts, and an agitating shaft rod located in the reaction chamber to rotate, the raw material containing detonation nanodiamonds formed by detonation, an oxidizer, and a strong acid; a supply section for continuously supplying the raw material to the reaction section; and a collection section for continuously collecting purified nanodiamonds discharged from the reaction section, wherein when the agitating shaft rod rotates, a spiral vortex flow is generated in the raw material filled between the reaction chamber and the stirring shaft rod.

Classes IPC  ?

• C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération
• B01J 3/06 - Procédés utilisant des hyper-pressions, p. ex. pour la formation de diamantsAppareillage approprié, p. ex. moules ou matrices
• B82Y 40/00 - Fabrication ou traitement des nanostructures

Abrégé

Provided are a detonation processing device comprising a detonation chamber, and a detonation processing device for explosion synthesis of nanodiamonds, which can improve production efficiency of nanodiamond soot and reduce the processing cost and time for nanodiamond soot. The detonation processing device for explosion synthesis of nanodiamonds, according to one embodiment, comprises: a detonation chamber which has, on both sides thereof along the lengthwise direction thereof, sealed-type door parts capable of opening and closing, and which has a detonation space for a detonator supplied therein, and which forms an environment for producing a nanodiamond product with explosion synthesis of the detonator; a stand part which is provided around the detonation chamber and fixes and supports the detonation chamber; and a door opening and closing part which is provided around a door part and selectively opens or closes the door part.

Classes IPC  ?

• B01J 3/06 - Procédés utilisant des hyper-pressions, p. ex. pour la formation de diamantsAppareillage approprié, p. ex. moules ou matrices
• B01J 3/08 - Application d'ondes de choc à des réactions chimiques ou pour modifier la structure cristalline des substances
• B82Y 30/00 - Nanotechnologie pour matériaux ou science des surfaces, p. ex. nanocomposites

Abrégé

A detonation synthesis nanodiamond abrasive material has an atomic percentage of oxygen of 0% to 12.5%, and an atomic percentage of carbon of 87.5% to 100% on the surface of nanodiamond, and the nanodiamond is formed by detonation.

Classes IPC  ?

• C09K 3/14 - Substances antidérapantesAbrasifs
• C01B 32/26 - Préparation
• C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération

Abrégé

A detonation nanodiamond according to one embodiment has an oxygen percentage of 0-12% and a carbon percentage of 88-100% at the surface of the nanodiamond and is formed by a detonation.

Classes IPC  ?

• C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération

Abrégé

A detonation nanodiamond according to an embodiment of the present invention has an intensity ratio of sp3carbon to sp2 carbon of at least 1.6, and is formed by a detonation reaction.

Classes IPC  ?

• C01B 32/26 - Préparation
• C01B 32/28 - Post-traitement, p. ex. purification, irradiation, séparation ou récupération