WO2013077727A4 - Method of producing graphene, carbon nano-dendrites, nano-hexacones and nanostructured materials using waste tyres - Google Patents

Method of producing graphene, carbon nano-dendrites, nano-hexacones and nanostructured materials using waste tyres Download PDF

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Publication number
WO2013077727A4
WO2013077727A4 PCT/MY2012/000286 MY2012000286W WO2013077727A4 WO 2013077727 A4 WO2013077727 A4 WO 2013077727A4 MY 2012000286 W MY2012000286 W MY 2012000286W WO 2013077727 A4 WO2013077727 A4 WO 2013077727A4
Authority
WO
WIPO (PCT)
Prior art keywords
carbon nanomaterials
producing carbon
particulates
tyres
tyres according
Prior art date
Application number
PCT/MY2012/000286
Other languages
French (fr)
Other versions
WO2013077727A1 (en
Inventor
Ehab Salim Ahmed MAHAL
Shaimaa Sultan Aboo AL-MUTLAQ
Rosiyah YAHYA
Original Assignee
Universiti Malaya
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Universiti Malaya filed Critical Universiti Malaya
Priority to LU92256A priority Critical patent/LU92256B1/en
Publication of WO2013077727A1 publication Critical patent/WO2013077727A1/en
Publication of WO2013077727A4 publication Critical patent/WO2013077727A4/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00Manufacture or treatment of nanostructures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • C01B32/18Nanoonions; Nanoscrolls; Nanohorns; Nanocones; Nanowalls
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • C01B32/182Graphene
    • C01B32/184Preparation
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/30Active carbon
    • C01B32/312Preparation
    • C01B32/318Preparation characterised by the starting materials
    • C01B32/324Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor

Abstract

The present invention relates to a method of producing carbon nanomaterials using tyres, characterized by the steps of: thermal decomposition of the tyre to produce coal; grinding the coal to obtain particulates; mixing the particulates with transition metal–based catalyst; and heating the particulates to produce carbon nanomaterials; wherein said carbon nanomaterials comprises graphene, carbon nanostructures including nano-dendrites, nano-hexacones, nanospheres, nano-donuts, nanoparticles and nanorods, or combination thereof.

Claims

AMENDED CLAIMS received by the International Bureau on 06 June 2013 (06.06.13) I/We claim:
1. A method of producing carbon nanomaterials using tyres, characterized by
the steps of:
thermal decomposition of the tyre to produce coal;
grinding the coal to obtain particulates;
mixing the fine particulates with transition metal-based catalyst; and heating the fine particulates to produce carbon nanomaterials;
wherein the carbon nanomaterials comprises graphene, carbon nanostructures including nano-dendrites, nano-hexacones, nanospheres, nano-donuts, nanoparticles and nanorods, or combination thereof.
2. A method of producing carbon nanomaterials using tyres according to claim
1 , wherein the tyres are waste tyres.
3. A method of producing carbon nanomaterials using tyres according to claim
1, wherein the tyres is shredded and cut into pieces to the size of 1-4cm2 prior to thermal decomposition.
4. A method of producing carbon nanomaterials using tyres according to claim
1, wherein the step of thermal decomposition of the tyre is carried out for 2-4 hours at 400-800°C.
5. A method of producing carbon nanomaterials using tyres according to claim
1, wherein the method further comprises pre-treating the tyre by immersing said tyre in 30% (w/w) solution of zinc chloride, refluxing for 24 hours, and subsequently drying before thermal decomposition.
6. A method of producing carbon nanomaterials using tyres according to claim
1, wherein the fine particulates are mixed with the transition metal-based catalyst in a ratio of 2-5:1 by weight of the particulates to the transition metal-based catalyst.
7. A method of producing carbon nanomaterials using tyres according to claim 1 , wherein the transition metal-based catalyst is selected from a group consisting of chromium compound and iron compound.
8. A method of producing carbon nanomaterials using tyres according to claim 7, wherein the chromium compound is mixed with the particulates in a ratio of 1:2 by weight of the chromium compound to the particulates.
9. A method of producing carbon nanomaterials using tyres according to claim 7, wherein the chromium compound is chromium nitrate.
10. A method of producing carbon nanomaterials using tyres according to claim 1 and claim 8, wherein the particulates mixed with chromium compound are heated for 1-3 hours at 400-800°C.
11. A method of producing carbon nanomaterials using tyres according to claim 7, wherein the iron compound is mixed with the particulates in a ratio of 1 :4-5 by weight of the iron compound to the particulates.
12. A method of producing carbon nanomaterials using tyres according to claim 7, wherein the iron compound is selected from ferrocene and ferric chloride.
13. A method of producing carbon nanomaterials using tyres according to claim 1, claim 11 and claim 12, wherein the particulates mixed with ferrocene are heated for 1-3 hours at 500-700°C, followed by 30-90 minutes at 700-900°C.
14. A method of producing carbon nanomaterials using tyres according to claim 1, claim 11 and claim 12, wherein the particulates mixed with ferric chloride are heated for 1-3 hours at 500-700°C, followed by 30-90 minutes at 700-900°C.
A method of producing carbon nanomaterials using tyres according to claim 1 , claim 11 and claim 12, wherein the particulates mixed with ferric chloride are heated for 30-90 minutes at 500-700°C, followed by 1-3 hours at 700-900°C.
A method of producing carbon nanomaterials using tyres according to claim 1 , claim 11 and claim 12, wherein the particulates mixed with ferric chloride are heated for 30-90 minutes at 800-1200°C.
A method of producing carbon nanomaterials using tyres without any pre-treatment, characterized by the steps of:
mixing waste tyre pieces with transition metal-based catalyst, wherein the transition metal-based catalyst is ferric chloride; and
heating the mixture for 30-90 minutes at 800-1200°C to obtain graphene and carbon nanoparticles.
A method of producing carbon nanomaterials using tyres according to claim 17, wherein the feme chloride is mixed with the tyre pieces in a ratio of 1 :5 by weight.

Statement under Article 19(1) (Rule 46.4)

The International Search Report has cited one document (D2 - WO 2010-1 1 1624 Al, NORTFASTKRN UNIVERSITY et al.) that, in the opinion of the Examiner, has made claim 17 of the present application obvious over disclosure of D2. Accordingly, the following amendments have been made to narrow the scope of the claims and therefore exclude the subject matter that caused to be obvious by the prior art cited in the International Search Report and Written Opinion of the International Searching Authority.

1. Claim 17 has been amended to define the transition metal-based catalyst as ferric chloride.

2. Claim 18 has been cancelled followed by the amendment made to Claim 17 as above.

3. Claims 19 have been amended to clarify their appendancy to Claim 17 and have been assigned with number 18 followed by the amendment made to Claims 17 and 18.

The amended claims do not go beyond the disclosure in the international application as filed. The amendments do not have any impact on the drawings.

PCT/MY2012/000286 2011-11-24 2012-11-23 Method of producing graphene, carbon nano-dendrites, nano-hexacones and nanostructured materials using waste tyres WO2013077727A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
LU92256A LU92256B1 (en) 2011-11-24 2012-11-23 Method of producing graphene, carbon nano-dendrites, nano-hexacones and nano-structured materials using waste tyres

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MYPI2011005712 2011-11-24
MYPI2011005712 MY150618A (en) 2011-11-24 2011-11-24 Method of producing graphene, carbon nano-dendrites, nano-hexacones and nanostructured materials using waste tyres

Publications (2)

Publication Number Publication Date
WO2013077727A1 WO2013077727A1 (en) 2013-05-30
WO2013077727A4 true WO2013077727A4 (en) 2013-07-25

Family

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PCT/MY2012/000286 WO2013077727A1 (en) 2011-11-24 2012-11-23 Method of producing graphene, carbon nano-dendrites, nano-hexacones and nanostructured materials using waste tyres

Country Status (3)

Country Link
LU (1) LU92256B1 (en)
MY (1) MY150618A (en)
WO (1) WO2013077727A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016184355A1 (en) * 2015-05-19 2016-11-24 张雨虹 Method for preparing graphene using coal as raw material
CN108163844B (en) * 2018-03-19 2020-02-11 程贤甦 Preparation method for preparing graphene by using waste tire rubber powder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1544236A1 (en) * 2003-12-15 2005-06-22 Bio Watt Ibérica, S.L. System for dissolving unuseable tires to obtain oils, coal and steel
JP4301410B2 (en) * 2004-09-07 2009-07-22 株式会社北陸エコグラファイト Method for producing dry distillation graphite from waste tires
US7842271B2 (en) * 2004-12-07 2010-11-30 Petrik Viktor I Mass production of carbon nanostructures
JP5347191B2 (en) * 2008-02-06 2013-11-20 株式会社E・C・O Method for producing carbon nanotube
JP2009227561A (en) * 2008-03-24 2009-10-08 Korona:Kk Method for producing nanocarbon using waste tire carbon
EP3584217B1 (en) * 2009-03-26 2023-07-05 Northeastern University Carbon nanostructures from pyrolysis of organic materials
US8029759B2 (en) * 2009-03-27 2011-10-04 Ohio University Pretreatment method for the synthesis of carbon nanotubes and carbon nanostructures from coal and carbon chars
US8257678B2 (en) * 2009-07-31 2012-09-04 Massachusetts Institute Of Technology Systems and methods related to the formation of carbon-based nanostructures

Also Published As

Publication number Publication date
WO2013077727A1 (en) 2013-05-30
MY150618A (en) 2014-02-05
LU92256B1 (en) 2013-11-18

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