BR0208854A - Processo para a fabricação de partìculas revestidas com lignossulfonato ativado - Google Patents

Processo para a fabricação de partìculas revestidas com lignossulfonato ativado

Info

Publication number
BR0208854A
BR0208854A BR0208854-1A BR0208854A BR0208854A BR 0208854 A BR0208854 A BR 0208854A BR 0208854 A BR0208854 A BR 0208854A BR 0208854 A BR0208854 A BR 0208854A
Authority
BR
Brazil
Prior art keywords
manufacture
coated particles
activated lignosulfonate
activated
filter
Prior art date
Application number
BR0208854-1A
Other languages
English (en)
Other versions
BR0208854B1 (pt
Inventor
Michael Donovan Mitchell
Blair Alex Owens
Dimitris Iaonnis Collias
Andrew Jilian Wnuk
Original Assignee
Procter & Gamble
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 Procter & Gamble filed Critical Procter & Gamble
Publication of BR0208854A publication Critical patent/BR0208854A/pt
Publication of BR0208854B1 publication Critical patent/BR0208854B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3291—Characterised by the shape of the carrier, the coating or the obtained coated product
    • B01J20/3293—Coatings on a core, the core being particle or fiber shaped, e.g. encapsulated particles, coated fibers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/06—Inorganic material, e.g. asbestos fibres, glass beads or fibres
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
    • B01J20/28023—Fibres or filaments
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28069—Pore volume, e.g. total pore volume, mesopore volume, micropore volume
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B01J20/28083—Pore diameter being in the range 2-50 nm, i.e. mesopores
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B01J20/28085—Pore diameter being more than 50 nm, i.e. macropores
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3234—Inorganic material layers
    • B01J20/324—Inorganic material layers containing free carbon, e.g. activated carbon
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
    • 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
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/48—Sorbents characterised by the starting material used for their preparation
    • B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
    • B01J2220/4837—Lignin
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/04—Disinfection

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Geology (AREA)
  • Water Supply & Treatment (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Glanulating (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Water Treatment By Sorption (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

"PROCESSO PARA A FABRICAçãO DF PARTìCULAS REVESTIDAS COM LIGNOSSULFONATO ATIVADO". Os processos de formação de materiais de filtragem são fornecidos. Os processos contêm as etapas de revestimento de uma partícula de filtragem com um lignossulfonato, a carbonização do revestimento e a ativação do revestimento.
BRPI0208854-1A 2001-04-11 2002-04-11 processo de formaÇço de mateiral de filtragem. BR0208854B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/832,581 US6827854B2 (en) 2001-04-11 2001-04-11 Filters and filter materials for the removal of microorganisms and processes for using the same
US09/832,580 2001-04-11
PCT/US2002/011627 WO2002098536A1 (en) 2001-04-11 2002-04-11 Processes for manufacturing particles coated with activated lignosulfonate

Publications (2)

Publication Number Publication Date
BR0208854A true BR0208854A (pt) 2004-03-09
BR0208854B1 BR0208854B1 (pt) 2011-07-26

Family

ID=25262088

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0208854-1A BR0208854B1 (pt) 2001-04-11 2002-04-11 processo de formaÇço de mateiral de filtragem.
BR0208842-8A BR0208842A (pt) 2001-04-11 2002-04-11 Filtros e materiais de filtragem para a remoção de microorganismos e processo para filtragem de microorganismos de fluido

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR0208842-8A BR0208842A (pt) 2001-04-11 2002-04-11 Filtros e materiais de filtragem para a remoção de microorganismos e processo para filtragem de microorganismos de fluido

Country Status (14)

Country Link
US (1) US6827854B2 (pt)
EP (2) EP1377356B1 (pt)
JP (2) JP4158173B2 (pt)
KR (2) KR20040012748A (pt)
CN (2) CN1499996A (pt)
AT (1) ATE395306T1 (pt)
BR (2) BR0208854B1 (pt)
CA (1) CA2442555C (pt)
DE (1) DE60226582D1 (pt)
ES (1) ES2306769T3 (pt)
MX (2) MXPA03009343A (pt)
PL (2) PL366772A1 (pt)
RU (1) RU2003132696A (pt)
WO (2) WO2002098536A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5034500A (en) * 1999-05-20 2000-12-12 Procter & Gamble Company, The Method for removal of nano-sized pathogens from liquids
US7615152B2 (en) * 2001-08-23 2009-11-10 Pur Water Purification Products, Inc. Water filter device
US20030217967A1 (en) * 2001-08-23 2003-11-27 The Procter & Gamble Company Processes for manufacturing water filter materials and water filters
US7614507B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products Inc. Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same
US20050279696A1 (en) 2001-08-23 2005-12-22 Bahm Jeannine R Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
US7614508B2 (en) 2001-08-23 2009-11-10 Pur Water Purification Products Inc. Water filter materials, water filters and kits containing silver coated particles and processes for using the same
KR100777951B1 (ko) * 2001-08-23 2007-11-28 더 프록터 앤드 갬블 캄파니 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법
US20050263453A1 (en) * 2001-08-23 2005-12-01 The Procter & Gamble Company Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles
US7241388B2 (en) * 2002-11-01 2007-07-10 Kx Industries L.P. Means to miniaturize diffusion filters for particulate removal
CN100363269C (zh) * 2003-02-21 2008-01-23 宝洁公司 提供可饮用水的过滤器
US7316323B2 (en) * 2004-05-06 2008-01-08 The Procter & Gamble Company Filters having improved permeability and virus removal capabilities
KR100741573B1 (ko) * 2005-10-21 2007-07-20 렉슨코리아 (주) 다기능성코팅제가 도포된 다기능성 부직포필터
CA2678811C (en) 2007-02-20 2016-11-29 Cellresin Technologies, Llc Combination of substituted cyclodextrin compound and activated carbon
RU2572884C2 (ru) * 2009-12-14 2016-01-20 Пур Вотер Пьюрификейшн Продактс, Инк. ФИЛЬТРЫ, ВКЛЮЧАЮЩИЕ ЧАСТИЦЫ АКТИВИРОВАННОГО УГЛЯ, ПОКРЫТЫЕ ПОЛИДИАЛЛИЛДИМЕТИЛАММОНИЙ ХЛОРИДОМ (pDADMAC), И СПОСОБЫ ИХ ИЗГОТОВЛЕНИЯ
DK2556109T3 (en) 2010-04-07 2015-08-24 Dsm Ip Assets Bv Cut resistant article
NO3131848T3 (pt) * 2014-04-14 2018-08-25
US11759767B2 (en) * 2016-05-06 2023-09-19 Goldcorp Inc. Adsorbent composition, method of making the same, and uses thereof
JP7301294B2 (ja) * 2018-03-02 2023-07-03 御国色素株式会社 多孔質炭素粒子、多孔質炭素粒子分散体及びこれらの製造方法
CN110237569A (zh) * 2019-07-10 2019-09-17 嘉兴市北加州电子科技有限责任公司 一种液相分离装置及应用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1310011A (en) * 1969-01-08 1973-03-14 Secr Defence Carbonizing process and an apparatus therefor
US4225443A (en) * 1978-03-22 1980-09-30 The Taulman Company Sintered-glass-granule filter medium
FR2512053B1 (fr) 1981-08-28 1985-08-02 Armines Procede de transformation de matiere ligneuse d'origine vegetale et matiere d'origine vegetale ligneuse transformee par torrefaction
US4443340A (en) 1981-10-09 1984-04-17 Betz Laboratories, Inc. Control of iron induced fouling in water systems
US4812240A (en) 1988-08-05 1989-03-14 Quaker Chemical Corporation Process for treating waste water contaminated with manganese
US5024783A (en) 1989-10-10 1991-06-18 Fremont Industries, Inc. Boiler and boiler water treatment system
JPH0549921A (ja) * 1991-08-22 1993-03-02 Tokai Carbon Co Ltd 廃水処理用多孔質炭材
US5538932A (en) * 1992-08-11 1996-07-23 Westvaco Corporation Preparation of high activity, high density activated carbon with activatable binder
US5401323A (en) 1993-09-08 1995-03-28 Betz Laboratories, Inc. Method for removing clay deposits from cooling water systems
US5416056A (en) * 1993-10-25 1995-05-16 Westvaco Corporation Production of highly microporous activated carbon products
US5834114A (en) 1995-05-31 1998-11-10 The Board Of Trustees Of The University Of Illinois Coated absorbent fibers
US6206941B1 (en) * 1997-01-03 2001-03-27 Du Plessis Cornelius J. Apparatus and process for carbonization and activation of carbonaceous materials
JPH10258272A (ja) * 1997-03-05 1998-09-29 Fuji Denki Ii I C Kk 浴槽湯水の脱臭除菌ろ過装置
WO1999017874A1 (en) * 1997-10-08 1999-04-15 Corning Incorporated Method of making activated carbon-supported catalysts
WO1999033539A1 (en) * 1997-12-30 1999-07-08 The Clorox Company Water purification filter
JP2000325783A (ja) * 1999-05-19 2000-11-28 Taiki:Kk 抗菌性微粒子活性炭及びその製造方法

Also Published As

Publication number Publication date
RU2003132696A (ru) 2005-04-10
EP1377356B1 (en) 2013-05-08
EP1377524A2 (en) 2004-01-07
MXPA03009343A (es) 2004-02-12
PL364644A1 (en) 2004-12-13
EP1377524B1 (en) 2008-05-14
ATE395306T1 (de) 2008-05-15
JP2004532727A (ja) 2004-10-28
WO2002083266A2 (en) 2002-10-24
WO2002098536A1 (en) 2002-12-12
CN1499996A (zh) 2004-05-26
CA2442555C (en) 2008-08-05
JP4158173B2 (ja) 2008-10-01
CN1538938A (zh) 2004-10-20
US20020148785A1 (en) 2002-10-17
EP1377356A1 (en) 2004-01-07
DE60226582D1 (de) 2008-06-26
ES2306769T3 (es) 2008-11-16
KR20040030575A (ko) 2004-04-09
JP2004536234A (ja) 2004-12-02
PL366772A1 (en) 2005-02-07
BR0208854B1 (pt) 2011-07-26
KR20040012748A (ko) 2004-02-11
WO2002083266A3 (en) 2003-04-10
CA2442555A1 (en) 2002-10-24
US6827854B2 (en) 2004-12-07
MXPA03009348A (es) 2004-02-12
BR0208842A (pt) 2004-03-09

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 11/04/2002, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: HELEN OF TROY LIMITED (BB)

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2622 DE 06-04-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.