DE69300353T2 - Titandioxidteilchen und deren Herstellungsverfahren. - Google Patents

Titandioxidteilchen und deren Herstellungsverfahren.

Info

Publication number: DE69300353T2
Authority: DE; Germany
Prior art keywords: compound; zinc; titanium oxide; combination; silicon
Prior art date: 1992-06-03
Legal status (The legal status 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 status listed.): Expired - Lifetime

Application number

DE69300353T

Other languages

English (en)

Other versions

DE69300353D1 (de

Inventor

Masatsuyo Maruo

Hitoshi Ando

Mitsuru Watanabe

Chitoshi Mukai

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ishihara Sangyo Kaisha Ltd

Original Assignee

Ishihara Sangyo Kaisha Ltd

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.)

1992-06-03

Filing date

1993-05-26

Publication date

1996-02-22

1993-05-26 Application filed by Ishihara Sangyo Kaisha Ltd filed Critical Ishihara Sangyo Kaisha Ltd

1995-09-14 Application granted granted Critical

1995-09-14 Publication of DE69300353D1 publication Critical patent/DE69300353D1/de

1996-02-22 Publication of DE69300353T2 publication Critical patent/DE69300353T2/de

2013-05-27 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title abstract 5
239000002245 particle Substances 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
239000004408 titanium dioxide Substances 0.000 title 1
150000003752 zinc compounds Chemical class 0.000 abstract 4
OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 3
-1 zinc oxy compound Chemical class 0.000 abstract 3
IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 abstract 2
239000003054 catalyst Substances 0.000 abstract 2
239000006185 dispersion Substances 0.000 abstract 2
150000003377 silicon compounds Chemical class 0.000 abstract 2
239000000758 substrate Substances 0.000 abstract 2
GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 abstract 2
239000011701 zinc Substances 0.000 abstract 2
229910052725 zinc Inorganic materials 0.000 abstract 2
RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract 1
QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 abstract 1
241000282414 Homo sapiens Species 0.000 abstract 1
239000003463 adsorbent Substances 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
229910021529 ammonia Inorganic materials 0.000 abstract 1
238000000354 decomposition reaction Methods 0.000 abstract 1
239000002781 deodorant agent Substances 0.000 abstract 1
230000001877 deodorizing effect Effects 0.000 abstract 1
238000001035 drying Methods 0.000 abstract 1
239000007789 gas Substances 0.000 abstract 1
229910000037 hydrogen sulfide Inorganic materials 0.000 abstract 1
239000000049 pigment Substances 0.000 abstract 1
229910052710 silicon Inorganic materials 0.000 abstract 1
239000010703 silicon Substances 0.000 abstract 1
238000001179 sorption measurement Methods 0.000 abstract 1

Classifications

- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q15/00—Anti-perspirants or body deodorants
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/27—Zinc; Compounds thereof
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/29—Titanium; Compounds thereof
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8634—Ammonia
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/06—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of zinc, cadmium or mercury
- B01J35/30—
- B01J35/39—
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/36—Compounds of titanium
- C09C1/3607—Titanium dioxide
- C09C1/3653—Treatment with inorganic compounds
- C09C1/3661—Coating
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/84—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by UV- or VIS- data
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
- C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
- C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

DE69300353T 1992-06-03 1993-05-26 Titandioxidteilchen und deren Herstellungsverfahren. Expired - Lifetime DE69300353T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP16838092		1992-06-03
JP32734292		1992-11-12

Publications (2)

Publication Number	Publication Date
DE69300353D1 DE69300353D1 (de)	1995-09-14
DE69300353T2 true DE69300353T2 (de)	1996-02-22

Family

ID=26492103

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69300353T Expired - Lifetime DE69300353T2 (de)	1992-06-03	1993-05-26	Titandioxidteilchen und deren Herstellungsverfahren.

Country Status (6)

Country	Link
US (1)	US5480636A (de)
EP (1)	EP0572914B1 (de)
AT (1)	ATE126252T1 (de)
DE (1)	DE69300353T2 (de)
DK (1)	DK0572914T3 (de)
ES (1)	ES2075746T3 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU676299B2 (en)	1993-06-28	1997-03-06	Akira Fujishima	Photocatalyst composite and process for producing the same
DE69432348T8 (de) *	1993-12-10	2004-08-26	Toto Ltd., Kita-Kyushu	Multifunktionelles material mit photokatalytischer funktion und verfahren zur dessen herstellung
DE19513056B4 (de) *	1995-04-07	2005-12-15	Zimmer Ag	Titanhaltige Katalysatoren und Verfahren zur Herstellung von Polyester
CA2318734C (en) *	1998-01-26	2007-07-03	Tda Research, Inc.	Catalysts for the selective oxidation of hydrogen sulfide to sulfur
US6703006B2 (en)	1999-02-26	2004-03-09	The Gillette Company	Deodorant compositions
DE19915377A1 (de)	1999-04-06	2000-10-12	Inst Neue Mat Gemein Gmbh	Katalytische Zusammensetzung, Verfahren zu ihrer Herstellung und ihre Verwendung
US20040166248A1 (en) *	2000-12-15	2004-08-26	Sheng-Hsin Hu	Coated activated carbon
US6740406B2 (en) *	2000-12-15	2004-05-25	Kimberly-Clark Worldwide, Inc.	Coated activated carbon
US7060233B1 (en) *	2002-03-25	2006-06-13	Tda Research, Inc.	Process for the simultaneous removal of sulfur and mercury
US20030194366A1 (en) *	2002-03-25	2003-10-16	Girish Srinivas	Catalysts and process for oxidizing hydrogen sulfide to sulfur dioxide and sulfur
US7976855B2 (en)	2002-04-30	2011-07-12	Kimberly-Clark Worldwide, Inc.	Metal ion modified high surface area materials for odor removal and control
US7578997B2 (en)	2002-04-30	2009-08-25	Kimberly-Clark Worldwide, Inc.	Metal ion modified high surface area materials for odor removal and control
US7521039B2 (en) *	2002-11-08	2009-04-21	Millennium Inorganic Chemicals, Inc.	Photocatalytic rutile titanium dioxide
US7666410B2 (en) *	2002-12-20	2010-02-23	Kimberly-Clark Worldwide, Inc.	Delivery system for functional compounds
US8409618B2 (en)	2002-12-20	2013-04-02	Kimberly-Clark Worldwide, Inc.	Odor-reducing quinone compounds
US7582308B2 (en) *	2002-12-23	2009-09-01	Kimberly-Clark Worldwide, Inc.	Odor control composition
US7141518B2 (en) *	2003-10-16	2006-11-28	Kimberly-Clark Worldwide, Inc.	Durable charged particle coatings and materials
US7678367B2 (en) *	2003-10-16	2010-03-16	Kimberly-Clark Worldwide, Inc.	Method for reducing odor using metal-modified particles
US7438875B2 (en)	2003-10-16	2008-10-21	Kimberly-Clark Worldwide, Inc.	Method for reducing odor using metal-modified silica particles
US7754197B2 (en) *	2003-10-16	2010-07-13	Kimberly-Clark Worldwide, Inc.	Method for reducing odor using coordinated polydentate compounds
US7837663B2 (en) *	2003-10-16	2010-11-23	Kimberly-Clark Worldwide, Inc.	Odor controlling article including a visual indicating device for monitoring odor absorption
US7488520B2 (en) *	2003-10-16	2009-02-10	Kimberly-Clark Worldwide, Inc.	High surface area material blends for odor reduction, articles utilizing such blends and methods of using same
US7413550B2 (en)	2003-10-16	2008-08-19	Kimberly-Clark Worldwide, Inc.	Visual indicating device for bad breath
US7879350B2 (en)	2003-10-16	2011-02-01	Kimberly-Clark Worldwide, Inc.	Method for reducing odor using colloidal nanoparticles
US7582485B2 (en) *	2003-10-16	2009-09-01	Kimberly-Clark Worldride, Inc.	Method and device for detecting ammonia odors and helicobacter pylori urease infection
US7794737B2 (en)	2003-10-16	2010-09-14	Kimberly-Clark Worldwide, Inc.	Odor absorbing extrudates
US7763061B2 (en) *	2004-12-23	2010-07-27	Kimberly-Clark Worldwide, Inc.	Thermal coverings
US20060140902A1 (en) *	2004-12-23	2006-06-29	Kimberly-Clark Worldwide, Inc.	Odor control substrates
US20060142712A1 (en) *	2004-12-23	2006-06-29	Kimberly-Clark Worldwide, Inc.	Absorbent articles that provide warmth
US7338516B2 (en) *	2004-12-23	2008-03-04	Kimberly-Clark Worldwide, Inc.	Method for applying an exothermic coating to a substrate
US7977103B2 (en)	2006-04-20	2011-07-12	Kimberly-Clark Worldwide, Inc.	Method for detecting the onset of ovulation
US20080147028A1 (en) *	2006-12-15	2008-06-19	Marie Luna	Deodorizing release liner for absorbent articles
US8066956B2 (en) *	2006-12-15	2011-11-29	Kimberly-Clark Worldwide, Inc.	Delivery of an odor control agent through the use of a presaturated wipe
US7531471B2 (en) *	2007-01-30	2009-05-12	Kimberly-Clark Worldwide, Inc.	Substrate containing a deodorizing ink
US8158155B2 (en) *	2007-12-20	2012-04-17	Kimberly-Clark Worldwide, Inc.	Odor control cellulose-based granules

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB545604A (en) *	1939-10-31	1942-06-04	British Titan Products	Improvements in or relating to titanium pigments
GB581008A (en) *	1943-10-26	1946-09-27	British Titan Products	Improvements in or relating to titanium dioxide pigments
FR1350550A (fr) *	1962-03-16	1964-01-24	Zinkweiss Forschungsgesellscha	Blanc de zinc ou oxyde de zinc et procédé de fabrication
US3640743A (en) *	1970-07-30	1972-02-08	American Cyanamid Co	Titanium dioxide pigment
US3676167A (en) *	1970-08-14	1972-07-11	Du Pont	Rutile titanium dioxide pigment for paper laminates
JPS61135669A (ja) *	1984-12-05	1986-06-23	鍵谷　勤	紫外線酸化分解脱臭法
JPS63185445A (ja) *	1987-01-26	1988-08-01	Titan Kogyo Kk	白色脱臭剤およびその製造方法
JPS63302856A (ja) *	1987-06-04	1988-12-09	Mitsubishi Heavy Ind Ltd	脱臭剤
JPH0295436A (ja) *	1988-09-30	1990-04-06	Titan Kogyo Kk	脱臭性熱可塑性樹脂組成物と脱臭性熱可塑性樹脂フイルムおよびシート
JPH0333022A (ja) *	1989-06-27	1991-02-13	Tanaka Kikinzoku Kogyo Kk	ガラス成形体の成形型
JP2852790B2 (ja) *	1990-05-22	1999-02-03	ヤマハ株式会社	木管楽器の管体構造

1993
- 1993-05-26 ES ES93108520T patent/ES2075746T3/es not_active Expired - Lifetime
- 1993-05-26 AT AT93108520T patent/ATE126252T1/de active
- 1993-05-26 DK DK93108520.3T patent/DK0572914T3/da active
- 1993-05-26 DE DE69300353T patent/DE69300353T2/de not_active Expired - Lifetime
- 1993-05-26 EP EP93108520A patent/EP0572914B1/de not_active Expired - Lifetime
- 1993-06-01 US US08/069,416 patent/US5480636A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0572914B1 (de)	1995-08-09
DE69300353D1 (de)	1995-09-14
DK0572914T3 (da)	1995-12-18
US5480636A (en)	1996-01-02
EP0572914A1 (de)	1993-12-08
ES2075746T3 (es)	1995-10-01
ATE126252T1 (de)	1995-08-15

Legal Events

Date	Code	Title	Description
1996-09-05	8364	No opposition during term of opposition

Publication	Publication Date	Title
DE69300353D1 (de)	1995-09-14	Titandioxidteilchen und deren Herstellungsverfahren.
KR100357765B1 (ko)	2002-10-25	광반도성 탈취/항균 필터의 제조 방법 및 이에 의해 제조된 광반도성 탈취/항균필터
KR970703173A (ko)	1997-07-03	탈취방법, 탈취제, 탈취제의 제조방법과 탈취장치(deodorizing method. deodorant. process for the preparation of deodorant. and deodorizing equipment)
KR960021138A (ko)	1996-07-18	촉매 조성물 및 그를 사용한 탈취 방법
CA2328916A1 (en)	1999-10-28	Fibrous articles having odor absorption ability and method of making same
JPH02207824A (ja)	1990-08-17	空気清浄装置
DE69433980D1 (de)	2004-10-07	Photokatalysator und bindemittel enthaltende zusammensetzungen
JPH09111022A (ja)	1997-04-28	光触媒シート及びその製造方法
JP4621859B2 (ja)	2011-01-26	多孔質光触媒体の製造方法
EP0604919A1 (de)	1994-07-06	Deodorant
JP2006089858A (ja)	2006-04-06	光触媒壁紙、それから誘導される多孔性光触媒壁紙
JP2007014481A (ja)	2007-01-25	自動車の消臭抗菌方法及び消臭抗菌手段を具備した自動車
JP2789157B2 (ja)	1998-08-20	酸化チタン粉体およびその製造方法
JPH04156851A (ja)	1992-05-29	消臭組成物
JPS6456124A (en)	1989-03-03	Deodorizing method with ozone
JPH10165812A (ja)	1998-06-23	新触媒及び新触媒を加えた材料
JPH11276562A (ja)	1999-10-12	吸着触媒複合シート
KR200298450Y1 (ko)	2002-12-16	수의
JPS62281950A (ja)	1987-12-07	脱臭剤
KR200297892Y1 (ko)	2002-12-12	조화
JP2000167334A (ja)	2000-06-20	空気清浄装置
JP2000325451A (ja)	2000-11-28	消臭材およびその製造方法
JP2001009242A (ja)	2001-01-16	脱臭抗菌機能を有する機能性素子
KR200297279Y1 (ko)	2002-12-11	식품용기
ES2000245A4 (es)	1988-02-01	Procedimiento y catalizador de desulfuracion de las esencias terpenicas.