BR9812436B1 - produto em partìculas, gel, uso e processo de polimerização de fase reversa. - Google Patents

produto em partìculas, gel, uso e processo de polimerização de fase reversa.

Info

Publication number
BR9812436B1
BR9812436B1 BRPI9812436-6A BR9812436A BR9812436B1 BR 9812436 B1 BR9812436 B1 BR 9812436B1 BR 9812436 A BR9812436 A BR 9812436A BR 9812436 B1 BR9812436 B1 BR 9812436B1
Authority
BR
Brazil
Prior art keywords
gel
reverse phase
polymerization process
phase polymerization
particulate product
Prior art date
Application number
BRPI9812436-6A
Other languages
English (en)
Portuguese (pt)
Other versions
BR9812436A (pt
Inventor
Howard Roger Dungworth
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 filed Critical
Publication of BR9812436A publication Critical patent/BR9812436A/pt
Publication of BR9812436B1 publication Critical patent/BR9812436B1/pt

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • 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
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S524/916—Hydrogel compositions

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Epidemiology (AREA)
  • Birds (AREA)
  • Dermatology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cosmetics (AREA)
  • Polymerisation Methods In General (AREA)
  • Medicinal Preparation (AREA)
BRPI9812436-6A 1997-09-12 1998-09-11 produto em partìculas, gel, uso e processo de polimerização de fase reversa. BR9812436B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9719473.2A GB9719473D0 (en) 1997-09-12 1997-09-12 Polymeric viscosifiers, their production and use
PCT/GB1998/002748 WO1999014246A1 (en) 1997-09-12 1998-09-11 Polymerisation processes and products and uses of the products

Publications (2)

Publication Number Publication Date
BR9812436A BR9812436A (pt) 2000-09-26
BR9812436B1 true BR9812436B1 (pt) 2010-06-01

Family

ID=10819004

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9812436-6A BR9812436B1 (pt) 1997-09-12 1998-09-11 produto em partìculas, gel, uso e processo de polimerização de fase reversa.

Country Status (13)

Country Link
US (1) US6407161B1 (enExample)
EP (1) EP1021466B1 (enExample)
JP (1) JP4286448B2 (enExample)
KR (1) KR100512392B1 (enExample)
CN (1) CN1130378C (enExample)
AU (1) AU9085798A (enExample)
BR (1) BR9812436B1 (enExample)
DE (1) DE69814436T2 (enExample)
ES (1) ES2197502T3 (enExample)
GB (1) GB9719473D0 (enExample)
ID (1) ID23776A (enExample)
MX (1) MXPA00002440A (enExample)
WO (1) WO1999014246A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2809107B1 (fr) * 2000-04-27 2003-10-03 Atofina Preparation de poudres de polymeres hydrophiles de faible granulometrie
CN1292029C (zh) * 2001-09-04 2006-12-27 东亚合成株式会社 组合物,两性聚合物絮凝剂及其用途
DE102004042948A1 (de) 2004-09-02 2006-03-09 Basf Ag Verfahren zur Herstellung von Polymeren durch Sprühpolymerisation
KR20140080480A (ko) 2011-08-29 2014-06-30 하이모 가부시키가이샤 분말상 친수성 고분자 및 그 제조 방법, 및 그것을 이용한 응집 처리제
JP6770349B2 (ja) * 2016-06-27 2020-10-14 Ｍｔアクアポリマー株式会社 高分子凝集剤造粒粉末の製造方法及び汚泥の脱水方法
JP6770348B2 (ja) * 2016-06-27 2020-10-14 Ｍｔアクアポリマー株式会社 高分子凝集剤粉末の製造方法及び汚泥の脱水方法
CN109328099B (zh) * 2016-06-27 2021-12-21 Mt奥科高分子株式会社 高分子凝集剂粉末的制造方法和污泥的脱水方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2625529A (en) * 1952-02-12 1953-01-13 Monsanto Chemicals Method of conditioning soils
US3892702A (en) * 1968-10-15 1975-07-01 Exxon Research Engineering Co Improved process for production of aerosol latex with centrifugal force
GB1493356A (en) * 1973-12-13 1977-11-30 Ici Ltd Water-extended polymeric materials
GB8522052D0 (en) 1985-09-05 1985-10-09 Ici Plc Polymerisation process
DE19512882A1 (de) * 1995-04-06 1996-10-10 Basf Ag Wäßrige Polymerisatdispersion
US5565296A (en) * 1995-07-03 1996-10-15 Xerox Corporation Coated carriers by aggregation processes

Also Published As

Publication number Publication date
ID23776A (id) 2000-05-11
WO1999014246A1 (en) 1999-03-25
KR20010023877A (ko) 2001-03-26
JP2001516773A (ja) 2001-10-02
AU9085798A (en) 1999-04-05
MXPA00002440A (es) 2005-12-19
EP1021466A1 (en) 2000-07-26
CN1270599A (zh) 2000-10-18
US6407161B1 (en) 2002-06-18
DE69814436T2 (de) 2004-04-08
JP4286448B2 (ja) 2009-07-01
DE69814436D1 (de) 2003-06-12
ES2197502T3 (es) 2004-01-01
EP1021466B1 (en) 2003-05-07
BR9812436A (pt) 2000-09-26
CN1130378C (zh) 2003-12-10
KR100512392B1 (ko) 2005-09-06
GB9719473D0 (en) 1997-11-12

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B25A Requested transfer of rights approved

Owner name: CIBA SPECIALTY CHEMICALS HOLDING INC. (CH)

Free format text: TRANSFERIDO DE: CIBA SPECIALTY CHEMICALS WATER TREATMENTS LIMITED

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 01/06/2010, OBSERVADAS AS CONDICOES LEGAIS.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA.

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

Free format text: REFERENTE AS 13A, 14A, 15A, 16A, 17A, 18A, 19A, 20A, 21A E 22A ANUIDADES.

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 2607 DE 22-12-2020 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.