PT115469A - Ligante para composições de moldagem por injeção - Google Patents

Ligante para composições de moldagem por injeção

Info

Publication number
PT115469A
PT115469A PT11546919A PT11546919A PT115469A PT 115469 A PT115469 A PT 115469A PT 11546919 A PT11546919 A PT 11546919A PT 11546919 A PT11546919 A PT 11546919A PT 115469 A PT115469 A PT 115469A
Authority
PT
Portugal
Prior art keywords
volume
percent
injection molding
molding compositions
alcohol
Prior art date
Application number
PT11546919A
Other languages
English (en)
Other versions
PT115469B (pt
Inventor
Cartier Damien
Dumain Jonathan
Original Assignee
Comadur Sa
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 Comadur Sa filed Critical Comadur Sa
Publication of PT115469A publication Critical patent/PT115469A/pt
Publication of PT115469B publication Critical patent/PT115469B/pt

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
    • B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
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  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Powder Metallurgy (AREA)
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  • Producing Shaped Articles From Materials (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

A INVENÇÃO TAMBÉM SE REFERE A UM LIGANTE PARA COMPOSIÇÕES DE MOLDAGEM POR INJEÇÃO INCLUINDO:- DE 40 A 55 POR CENTO EM VOLUME DE UMA BASE POLIMÉRICA,- DE 35 A 45% EM VOLUME DE UMA MISTURA DE CERAS OU DE UMA MISTURA DE CERA E ÓLEO DE PALMA,- E, PELO MENOS, 5 POR CENTO EM VOLUME DE, PELO MENOS, UM AGENTE ENSIOATIVO, CARACTERIZADO POR A BASE POLIMÉRICA SER FORMADA POR COPOLÍMEROS DE ETILENO E DE ÁCIDO METACRÍLICO OU ACRÍLICO, COPOLÍMEROS DE ETILENO E PROPILENO E OU POLIPROPILENO ENXERTADO COM ANIDRIDO MALEICO, E POLÍMEROS SOLÚVEIS EM ÁLCOOL ISOPROPÍLICO, ÁLCOOL PROPÍLICO E/OU TEREBINTINA, E ESCOLHIDOS DO GRUPO QUE INCLUI UM BUTIRATO DE ACETATO DE CELULOSE, UM BUTIRAL DE POLIVINILO E UMA COPOLIAMIDA, SENDO AS RESPETIVAS QUANTIDADES DOS COMPONENTES LIGANTES TAIS QUE A SUA SOMA É IGUAL A 100 POR CENTO EM VOLUME DO LIGANTE.
PT115469A 2018-05-04 2019-04-23 Ligante para composições de moldagem por injeção PT115469B (pt)

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WO2023212851A1 (en) * 2022-05-05 2023-11-09 Dow Global Technologies Llc Molded article
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US9162927B2 (en) * 2011-03-16 2015-10-20 Basf Se Process for producing metallic or ceramic shaped bodies
CH708097B1 (fr) * 2013-05-28 2019-03-15 Comadur Sa Liant pour composition de moulage par injection.
US9908261B2 (en) * 2013-05-07 2018-03-06 Comadur S.A. Mixer, method of mixing raw material for powder metallurgy binder for injection moulding composition
WO2014191304A1 (fr) 2013-05-28 2014-12-04 Comadur S.A. Liant pour composition de moulage par injection
CH709100B1 (fr) * 2013-07-15 2015-07-15 Comadur Sa Liant pour composition de moulage par injection.
CH707572B1 (fr) * 2013-07-15 2014-08-15 Comadur Sa Liant pour composition de moulage par injection.
CN105330297A (zh) * 2015-09-29 2016-02-17 洛阳暖盈电子技术有限公司 一种用于Sialon陶瓷注射成形的粘结剂

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KR20190128039A (ko) 2019-11-14
KR102277881B1 (ko) 2021-07-16
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US11718736B2 (en) 2023-08-08
JP6853295B2 (ja) 2021-03-31
US20190337858A1 (en) 2019-11-07
EP3563950B1 (fr) 2023-11-01
JP2019194009A (ja) 2019-11-07
PT115469B (pt) 2021-06-18
CN110436945A (zh) 2019-11-12

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