BR112022001211A2 - Partículas contendo amido, método para produção de amido e preparação de cosméticos - Google Patents

Partículas contendo amido, método para produção de amido e preparação de cosméticos

Info

Publication number
BR112022001211A2
BR112022001211A2 BR112022001211A BR112022001211A BR112022001211A2 BR 112022001211 A2 BR112022001211 A2 BR 112022001211A2 BR 112022001211 A BR112022001211 A BR 112022001211A BR 112022001211 A BR112022001211 A BR 112022001211A BR 112022001211 A2 BR112022001211 A2 BR 112022001211A2
Authority
BR
Brazil
Prior art keywords
starch
containing particles
producing
particle diameter
preparing cosmetics
Prior art date
Application number
BR112022001211A
Other languages
English (en)
Inventor
Koki Sadowara
Masashi Yanase
Naoyuki Enomoto
Satoshi Watanabe
Original Assignee
Jgc Catalysts & Chemicals 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 Jgc Catalysts & Chemicals Ltd filed Critical Jgc Catalysts & Chemicals Ltd
Publication of BR112022001211A2 publication Critical patent/BR112022001211A2/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/12Powdering or granulating
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241Containing particulates characterized by their shape and/or structure
    • A61K8/0279Porous; Hollow
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241Containing particulates characterized by their shape and/or structure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04Dispersions; Emulsions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/25Silicon; Compounds thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/27Zinc; Compounds thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/29Titanium; Compounds thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73Polysaccharides
    • A61K8/732Starch; Amylose; Amylopectin; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/12Face or body powders for grooming, adorning or absorbing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B30/00Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
    • C08B30/20Amylose or amylopectin
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/12Powdering or granulating
    • C08J3/16Powdering or granulating by coagulating dispersions
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08L3/02Starch; Degradation products thereof, e.g. dextrin
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08L3/14Amylose derivatives; Amylopectin derivatives
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/10General cosmetic use
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/412Microsized, i.e. having sizes between 0.1 and 100 microns
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/413Nanosized, i.e. having sizes below 100 nm
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/60Particulates further characterized by their structure or composition
    • A61K2800/65Characterized by the composition of the particulate/core
    • A61K2800/651The particulate/core comprising inorganic material
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/60Particulates further characterized by their structure or composition
    • A61K2800/65Characterized by the composition of the particulate/core
    • A61K2800/654The particulate/core comprising macromolecular material
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/80Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
    • A61K2800/82Preparation or application process involves sonication or ultrasonication
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2303/00Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2303/02Starch; Degradation products thereof, e.g. dextrin
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2303/00Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2303/12Amylose; Amylopectin; Degradation products thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2303/00Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2303/14Amylose derivatives; Amylopectin derivatives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2217Oxides; Hydroxides of metals of magnesium
    • C08K2003/222Magnesia, i.e. magnesium oxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2265Oxides; Hydroxides of metals of iron
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/34Silicon-containing compounds
    • C08K3/36Silica

Abstract

partículas contendo amido, método para produção de amido e preparação de cosméticos. as partículas com excelentes propriedades de toque são obtidas com um material solúvel em água com excelente biodegradabilidade. as partículas, de acordo com a presente invenção, contêm um amido com um teor de amilopectina de 90% por peso ou mais. o diâmetro d1 médio das partículas é de 0,5 a 20 µm, e o diâmetro d2 máximo das partículas é inferior a 30 µm, estando dentro de 3,0 vezes o diâmetro médio das partículas.
BR112022001211A 2019-08-20 2020-08-20 Partículas contendo amido, método para produção de amido e preparação de cosméticos BR112022001211A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019150611 2019-08-20
JP2019176387 2019-09-27
PCT/JP2020/031432 WO2021033742A1 (ja) 2019-08-20 2020-08-20 澱粉を含む粒子とその製造方法、および化粧料

Publications (1)

Publication Number Publication Date
BR112022001211A2 true BR112022001211A2 (pt) 2022-03-15

Family

ID=74660907

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022001211A BR112022001211A2 (pt) 2019-08-20 2020-08-20 Partículas contendo amido, método para produção de amido e preparação de cosméticos

Country Status (7)

Country Link
US (1) US20220265525A1 (pt)
EP (1) EP4019553A4 (pt)
JP (1) JP7026428B2 (pt)
KR (1) KR102582931B1 (pt)
CN (1) CN114174398B (pt)
BR (1) BR112022001211A2 (pt)
WO (1) WO2021033742A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022024754A1 (ja) * 2020-07-27 2022-02-03 国立大学法人大阪大学 微小粒子の製造方法
GB2606585B (en) * 2021-03-31 2024-02-14 Tate & Lyle Solutions Usa Llc Pregelatinized inhibited hollow starch products and methods of making and using them
WO2024048030A1 (ja) * 2022-08-30 2024-03-07 積水化成品工業株式会社 加工澱粉含有粒子及び該粒子の製造方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4913896A (en) * 1986-03-05 1990-04-03 Harvey Norman A Multi-purpose body powder composition
JP2733259B2 (ja) 1988-09-20 1998-03-30 旭化成工業株式会社 多孔性微小セルロース粒子
CA2130967C (en) * 1994-08-26 2003-10-28 Dorothy Mccuaig Long life deodorant composition
JP4959191B2 (ja) 2003-07-11 2012-06-20 旭化成ケミカルズ株式会社 機能性澱粉粉末
FI120318B (fi) * 2004-06-23 2009-09-15 M Real Oyj Tärkkelyksen piitä sisältävät komposiitit, menetelmä niiden valmistamiseksi ja käyttö paperin ja kartongin valmistuksessa
JP5175425B2 (ja) 2005-03-30 2013-04-03 三和澱粉工業株式会社 スポンジケーキまたはギョウザの皮の食感の保存性向上剤
JP2007001999A (ja) * 2005-06-21 2007-01-11 Asahi Kasei Chemicals Corp 造粒組成物の製造方法
US7476395B2 (en) * 2006-04-11 2009-01-13 Conopco, Inc. Cosmetic composition with soft focus properties
JP4933988B2 (ja) 2006-09-01 2012-05-16 パナソニック株式会社 誘導加熱調理器
EP2247204B1 (en) * 2008-01-30 2019-07-03 Cargill, Incorporated Preparation of enzymatically hydrolysed starch
EP2576211B1 (en) * 2010-06-07 2016-11-16 Dow Global Technologies LLC Process for preparing stable dispersions of starch particles
CN101880405B (zh) 2010-06-08 2014-05-21 沈阳药科大学 一种生物可降解球形多孔淀粉泡沫的制备方法与应用
JPWO2012001977A1 (ja) 2010-06-29 2013-08-22 富士化学工業株式会社 崩壊性組成物及び易崩壊性圧縮成型物
JP2013133355A (ja) 2011-12-26 2013-07-08 Univ Of Tokyo 再生セルロース球状粒子の製造方法
US9522964B2 (en) * 2012-04-03 2016-12-20 Development, Inc. Micronized starch and methods for manufacturing same
JP6137812B2 (ja) * 2012-11-26 2017-05-31 株式会社アリミノ 毛髪化粧料
EP2988725A4 (en) * 2013-04-26 2016-03-09 Mirexus Biotechnologies Inc MONOPERATED GLYCOGEN AND PHYTOGLYCOGEN NANOTEHICLES AND USE THEREOF AS ADDITIVES IN COSMETIC PREPARATIONS, MEDICAMENTS AND FOOD PRODUCTS
CN104630309B (zh) 2015-01-30 2018-01-09 广西轻工业科学技术研究院 从木薯渣中提取小颗粒淀粉的方法
JP2017088873A (ja) 2015-11-02 2017-05-25 日本製紙株式会社 微小球形粒
JP7058944B2 (ja) * 2017-03-31 2022-04-25 日揮触媒化成株式会社 有機無機複合粒子、及び化粧料
CN110461305A (zh) 2017-12-26 2019-11-15 日本玉米淀粉株式会社 化妆品组合物、化妆品及化妆品组合物的制造方法
CN109912818A (zh) * 2019-02-27 2019-06-21 湖北工业大学 一种核壳结构慢消化淀粉的制备方法及应用

Also Published As

Publication number Publication date
KR102582931B1 (ko) 2023-09-26
KR20220050882A (ko) 2022-04-25
CN114174398B (zh) 2024-01-05
EP4019553A4 (en) 2023-09-06
CN114174398A (zh) 2022-03-11
JPWO2021033742A1 (ja) 2021-11-25
US20220265525A1 (en) 2022-08-25
EP4019553A1 (en) 2022-06-29
WO2021033742A1 (ja) 2021-02-25
JP7026428B2 (ja) 2022-02-28

Similar Documents

Publication Publication Date Title
BR112022001211A2 (pt) Partículas contendo amido, método para produção de amido e preparação de cosméticos
BR112017020767A2 (pt) artigo abrasivo revestido e método para fabricação do mesmo
BR112017002310A2 (pt) processo para preparação de uma composição particulada antimicrobiana e composição de higiene ou de cuidados pessoais
BR112014017151A8 (pt) método para produzir papel, cartão ou similares e aglomerado
BR112017003110A2 (pt) composição de encolamento, seu uso e um método para produzir papel, papelão ou similar
PH12014502120A1 (en) A novel coating concept
CN106536569A8 (zh) 可溶性葡聚糖纤维的酶促合成
BR112014013695A2 (pt) composição estabilizante de atrito simultâneo tendo uma resistência gel superior
MX338654B (es) Papel tisu rizado suave.
WO2013093869A3 (en) Gel-type cosmetic composition for making up and/or caring for the skin
BR112015009105A2 (pt) esfera, polímero de hialuronato e glucomanana, usos de um polímero de hialuronato e glucomanana e de uma esfera, composição cosmética ou dermatológica para administração tópica, e, processo para sintetizar uma esfera
BR112014029286A2 (pt) composição cosmética sólida, processo para sua produção, produto e método cosmético
BR112018013724A2 (pt) materiais de construção de compósito particulado
MX2016009338A (es) Dispersion acuosa de particulas de pigmento modificadas de forma hidrofoba.
BR112017013369A2 (pt) composição de polipropileno
BR112015031649A2 (pt) modificador de impacto de poliolefina/(met)acrílico e método para preparar o mesmo
CO6771456A2 (es) Proceso para la preparación de partículas de pigmentos autoaglutinantes
NZ719577A (en) Process for producing a high solids pigment suspension comprising carboxymethylcellulose-based dispersant
MX2019006406A (es) Exopolisacaridos y usos de los mismos.
MX345646B (es) Composición de revestimiento acuosa y revestimiento formado a partir de la misma que tiene un perfil de brillo particular.
BR112013031476A2 (pt) método para preparar uma composição de dispersão de depressor de ponto de fluidez aquoso
BR112018004702A2 (pt) ?composição de higiene pessoal?
BR112013005856A2 (pt) processo para a produção de uma resina de cloreto de polivinila (pvc)
BR112013024982A8 (pt) Composições de colagem e método de preparação e uso das mesmas
CO7121327A2 (es) Phch a partir de almidón

Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]