WO2010135791A1 - Utilização da cinza da casca de arroz em compostos de poliamida - Google Patents

Utilização da cinza da casca de arroz em compostos de poliamida Download PDF

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Publication number
WO2010135791A1
WO2010135791A1 PCT/BR2010/000052 BR2010000052W WO2010135791A1 WO 2010135791 A1 WO2010135791 A1 WO 2010135791A1 BR 2010000052 W BR2010000052 W BR 2010000052W WO 2010135791 A1 WO2010135791 A1 WO 2010135791A1
Authority
WO
WIPO (PCT)
Prior art keywords
rice hull
hull ash
polyamide compounds
polyamide
compounds
Prior art date
Application number
PCT/BR2010/000052
Other languages
English (en)
French (fr)
Inventor
Andrea Serturini
Original Assignee
Radici Plastics Ltda
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 Radici Plastics Ltda filed Critical Radici Plastics Ltda
Publication of WO2010135791A1 publication Critical patent/WO2010135791A1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/16—Fillers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Silicon Compounds (AREA)

Abstract

Utilização da cinza da casca de arroz em compostos de poliamida, constituída por um teor de sílica compreendendo a proporção entre 65% e 95%; resíduo de malha de 325# compreendendo entre 0,67% e 1,27%; tamanho médio de partícula compreendendo entre 1μm e 4μm; densidade específica compreendendo 1,0g/cm3 e 2,0 g/cm3; umidade compreendendo no máximo 1%.
PCT/BR2010/000052 2009-05-29 2010-02-18 Utilização da cinza da casca de arroz em compostos de poliamida WO2010135791A1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRPI0903070 BRPI0903070A2 (pt) 2009-05-29 2009-05-29 processo de obtenção da cinza da casca de arroz aplicada em compostos de poliamida
BRPI0903070-0 2009-05-29

Publications (1)

Publication Number Publication Date
WO2010135791A1 true WO2010135791A1 (pt) 2010-12-02

Family

ID=43222067

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2010/000052 WO2010135791A1 (pt) 2009-05-29 2010-02-18 Utilização da cinza da casca de arroz em compostos de poliamida

Country Status (2)

Country Link
BR (1) BRPI0903070A2 (pt)
WO (1) WO2010135791A1 (pt)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1005437A (en) * 1960-12-05 1965-09-22 Chamotte Ind Improvements in and relating to light-weight fireproof products
US6172144B1 (en) * 1999-09-13 2001-01-09 Amonollah Yekani Process and composition for producing articles from rice hulls
WO2004073600A2 (en) * 2003-02-18 2004-09-02 The Registrar, Indian Institute Of Science A novel process and appratus for the manufacture of precipitated silica from rice husk ash
BRPI0804379A2 (pt) * 2008-10-17 2009-12-22 Radici Plastics Ltda obtenção da sìlica presente na cinza da casca de arroz (cca) a partir da queima da casca de arroz (ca)

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1005437A (en) * 1960-12-05 1965-09-22 Chamotte Ind Improvements in and relating to light-weight fireproof products
US6172144B1 (en) * 1999-09-13 2001-01-09 Amonollah Yekani Process and composition for producing articles from rice hulls
WO2004073600A2 (en) * 2003-02-18 2004-09-02 The Registrar, Indian Institute Of Science A novel process and appratus for the manufacture of precipitated silica from rice husk ash
BRPI0804379A2 (pt) * 2008-10-17 2009-12-22 Radici Plastics Ltda obtenção da sìlica presente na cinza da casca de arroz (cca) a partir da queima da casca de arroz (ca)

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
CHANDRASEKHAR S. ET AL.: "Processing, properties and applications of reactive silica from rice husk - an overview.", JOURNAL OF MATERIALS SCIENCE., vol. 38, no. 15, 2003, pages 3159 - 3168 *
CHAUDHARY, D.S. ET AL.: "Characterization of rice hull ash.", JOURNAL OF APPLIED POLYMER SCIENCE, vol. 93, no. 1, 2004, pages 1 - 8 *
CHAUDHARY, D.S. ET AL.: "Understanding rice hull ash as fillers in polymers: A review.", SILICON CHEMISTRY., vol. 1, no. 4, 2002, pages 281 - 289 *
FERRO W.P. ET AL.: "SILVA L.G.A.; WIEBECK H. Uso da cinza da casca de arroz como carga em matrizes de poliamida 6 e poliamida 6.6. Polimeros", CIENCIA E TECNOLOGIA. JULY/SEPTEMBER 2007, vol. 17, no. 3, July 2007 (2007-07-01), pages 240 - 243 *

Also Published As

Publication number Publication date
BRPI0903070A2 (pt) 2011-02-08

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