BRPI0408344A - dessecante indicador e método de preparação do mesmo - Google Patents

dessecante indicador e método de preparação do mesmo

Info

Publication number
BRPI0408344A
BRPI0408344A BRPI0408344-0A BRPI0408344A BRPI0408344A BR PI0408344 A BRPI0408344 A BR PI0408344A BR PI0408344 A BRPI0408344 A BR PI0408344A BR PI0408344 A BRPI0408344 A BR PI0408344A
Authority
BR
Brazil
Prior art keywords
preparation
indicator
source
silica
amount
Prior art date
Application number
BRPI0408344-0A
Other languages
English (en)
Inventor
Stephen Moreton
Original Assignee
Ineos Silicas 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.)
Filing date
Publication date
Application filed by Ineos Silicas Ltd filed Critical Ineos Silicas Ltd
Publication of BRPI0408344A publication Critical patent/BRPI0408344A/pt
Publication of BRPI0408344B1 publication Critical patent/BRPI0408344B1/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • 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
    • B01D53/26—Drying gases or vapours
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/222—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating moisture content

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Drying Of Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

"DESSECANTE INDICADOR E MéTODO DE PREPARAçãO DO MESMO". Um dessecante indicador compreende um material baseado em sílica possuindo impregnado sobre o mesmo uma fonte de ferro e uma fonte de brometo, a fonte de ferro estando presente em uma quantidade de até 2,0 por cento em peso, calculada como Fe com respeito ao peso do material baseado em sílica, e a fonte de brometo estando presente em uma quantidade tal que a razão em peso de Br para Fe é pelo menos 0,1:1.
BRPI0408344-0A 2003-03-19 2004-01-21 Dessecante indicador e método de preparação do mesmo BRPI0408344B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0306278.3 2003-03-19
GB0306278A GB2401072B (en) 2003-03-19 2003-03-19 Silica-based indicating desiccants
PCT/GB2004/000250 WO2004083849A1 (en) 2003-03-19 2004-01-21 Silica-based indicating desiccants

Publications (2)

Publication Number Publication Date
BRPI0408344A true BRPI0408344A (pt) 2006-03-21
BRPI0408344B1 BRPI0408344B1 (pt) 2015-02-18

Family

ID=9955069

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0408344-0A BRPI0408344B1 (pt) 2003-03-19 2004-01-21 Dessecante indicador e método de preparação do mesmo

Country Status (13)

Country Link
US (1) US8247237B2 (pt)
EP (1) EP1604201B1 (pt)
JP (1) JP4625801B2 (pt)
KR (1) KR101128539B1 (pt)
CN (1) CN100422738C (pt)
AT (1) ATE470854T1 (pt)
BR (1) BRPI0408344B1 (pt)
DE (1) DE602004027606D1 (pt)
DK (1) DK1604201T3 (pt)
ES (1) ES2345149T3 (pt)
GB (1) GB2401072B (pt)
PT (1) PT1604201E (pt)
WO (1) WO2004083849A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100252779A1 (en) * 2009-04-06 2010-10-07 Multisorb Technologies, Inc. Copper bromide humidity indicating card
ATE546386T1 (de) 2009-07-23 2012-03-15 Airsec Sas Hydrierte feuchtigkeitskontrollsubstanz und herstellungsverfahren dafür
CN103052434B (zh) * 2010-06-09 2016-06-29 巴斯夫欧洲公司 多段指示干燥剂
US9320825B2 (en) 2012-09-26 2016-04-26 The Procter & Gamble Company Liquid-activated formulation with permanent colorant
JP5960363B2 (ja) 2012-09-26 2016-08-02 ザ プロクター アンド ギャンブル カンパニー 液体活性化変色インク及び使用方法
CN106004158A (zh) * 2016-06-30 2016-10-12 李宝 防潮档案袋

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2460072A (en) * 1949-01-25 Copper chloride relative humidity
GB280934A (en) 1926-11-19 1929-02-18 Silica Gel Corp Improvements in and relating to impregnated gel for adsorbing water vapor
GB345672A (en) 1929-12-21 1931-03-23 Leonard Angelo Levy Method of and means for detecting water vapour
US2460070A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt phosphate relative humidity indicators
US2460067A (en) * 1945-02-07 1949-01-25 Davison Chemcial Corp Copper bromide relative humidity indicators
US2460074A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt thiocyanate relative humidity indicators
US2460071A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt chloride relative humidity indicators
US2460069A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt bromide relative humidity indicators
US2460073A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt iodide relative humidity indicators
US2460065A (en) * 1945-02-07 1949-01-25 Davison Chemical Corp Cobalt sulfate relative humidity indicators
DE1952539A1 (de) * 1969-10-18 1971-04-22 Siemens Ag Verfahren zum Herstellen eines Indikatorbandes
US3898172A (en) * 1973-05-03 1975-08-05 Us Energy Irreversible humidity indicator
SU989479A1 (ru) * 1981-07-23 1983-01-15 Ленинградский Ордена Ленина И Ордена Трудового Красного Знамени Государственный Университет Им.А.А.Жданова Индикатор паров воды
JPS597024U (ja) * 1982-07-02 1984-01-18 新越化成工業株式会社 乾燥剤用容器
JP2543837B2 (ja) * 1987-12-11 1996-10-16 大日本印刷株式会社 湿度インジケ―タ―
JP3329544B2 (ja) * 1993-06-25 2002-09-30 花王株式会社 水分測定方法
JPH0717582A (ja) 1993-06-29 1995-01-20 Dainippon Printing Co Ltd インジケーター付き除湿剤用包装袋
EP0937245A1 (en) 1996-10-16 1999-08-25 Environmental Test Systems, Inc. Device and method for the determination of water
GB9909219D0 (en) * 1999-04-22 1999-06-16 Crosfield Joseph & Sons Humidity indicators
IT1313584B1 (it) * 1999-07-30 2002-09-09 Levosil S P A Indicatori di umidita' per segnalare la capacita' assorbente di unmateriale disidratante.
CN1269507A (zh) 2000-03-24 2000-10-11 青岛海洋化工有限公司 彩色变色指示剂及其生产方法
KR20020015163A (ko) 2000-08-21 2002-02-27 홍윤식 혼합 지시약을 함유한 실리카겔 및 이의 제조방법
IT1319669B1 (it) * 2000-12-01 2003-10-23 Levosil S P A Indicatori di umidita' cartacei con supporto colorato.
GB0101381D0 (en) * 2001-01-19 2001-03-07 Crosfield Joseph & Sons Silica-based indicating desiccants
KR20020072609A (ko) * 2001-03-12 2002-09-18 주식회사 코셉 습기변색 화합물을 이용한 반도체 조립공정에서의공정진도의 확인방법

Also Published As

Publication number Publication date
BRPI0408344B1 (pt) 2015-02-18
JP4625801B2 (ja) 2011-02-02
GB2401072B (en) 2006-04-26
GB0306278D0 (en) 2003-04-23
GB2401072A (en) 2004-11-03
PT1604201E (pt) 2010-07-29
EP1604201B1 (en) 2010-06-09
US20060258016A1 (en) 2006-11-16
DE602004027606D1 (de) 2010-07-22
ES2345149T3 (es) 2010-09-16
JP2006520895A (ja) 2006-09-14
CN1761875A (zh) 2006-04-19
KR101128539B1 (ko) 2012-03-23
CN100422738C (zh) 2008-10-01
DK1604201T3 (da) 2010-10-04
WO2004083849A1 (en) 2004-09-30
US8247237B2 (en) 2012-08-21
EP1604201A1 (en) 2005-12-14
ATE470854T1 (de) 2010-06-15
KR20050112101A (ko) 2005-11-29

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: PQ SILICAS UK LIMITED (GB)

B07A Application suspended after technical examination (opinion) [chapter 7.1 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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 18/02/2015, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 18/02/2025