WO2022025347A1 - Composition de caoutchouc de silicone comprenant du cuivre - Google Patents

Composition de caoutchouc de silicone comprenant du cuivre Download PDF

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Publication number
WO2022025347A1
WO2022025347A1 PCT/KR2020/014173 KR2020014173W WO2022025347A1 WO 2022025347 A1 WO2022025347 A1 WO 2022025347A1 KR 2020014173 W KR2020014173 W KR 2020014173W WO 2022025347 A1 WO2022025347 A1 WO 2022025347A1
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WO
WIPO (PCT)
Prior art keywords
silicone rubber
copper powder
weight
parts
copper
Prior art date
Application number
PCT/KR2020/014173
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English (en)
Korean (ko)
Inventor
안용범
안재영
Original Assignee
(주)디엔테크
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 (주)디엔테크 filed Critical (주)디엔테크
Publication of WO2022025347A1 publication Critical patent/WO2022025347A1/fr

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Classifications

    • 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
    • C08K3/02—Elements
    • C08K3/08—Metals
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/54—Silicon-containing compounds
    • C08K5/544—Silicon-containing compounds containing nitrogen
    • 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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers

Definitions

  • the present invention relates to a silicone rubber composition having excellent antibacterial and sterilizing functions by adding copper powder to the silicone rubber.
  • Korean Patent Publication No. 10-1334283 antibacterial plastic material, antibacterial plastic, masterbatch for manufacturing antibacterial plastic, and manufacturing method of antibacterial plastic
  • a polymer resin and secondary particles in which primary particles are aggregated An antibacterial plastic material containing uncoated zinc oxide in powder form was proposed.
  • Korean Patent Laid-Open Publication No. 10-2011-0014001 plastic having antibacterial and antifungal properties, product using the same, and manufacturing method thereof
  • 1 to 10 parts by weight of triclosan, which performs an antibacterial role is added to 100 parts by weight of the base resin and mixed.
  • a mixing step of making a mixture by doing this a kneading step of mixing while applying heat to the mixture to the extent that the base resin is completely melted, an extrusion step of extruding the molten mixture through the kneading step, cooling, drying, and constant size of the extruded mixture
  • a chip manufacturing step of cutting to produce a masterbatch chip, and 1 to 10 parts by weight of the masterbatch chip with respect to 100 parts by weight of a new base resin identical to the base resin used in the mixing step, mixing and molding to produce a product A method for producing a plastic having antibacterial properties, including the steps, has been proposed.
  • Korean Patent No. 10-0152315 (Manufacturing method of antibacterial resin) proposes an antibacterial resin in which a metal ion carrier containing copper ions is added to a synthetic resin or rubber.
  • the present invention is to solve the above problems, and by adding copper powder to silicone rubber, and improving the dispersibility of the copper powder by surface-modifying the copper powder, the antibacterial and sterilizing function by the copper powder can be efficiently expressed. make the task
  • the present invention provides a silicone rubber composition containing copper as a technical solution to the silicone rubber composition, characterized in that copper powder is mixed with silicone rubber.
  • the silicone rubber composition containing copper is preferably made by mixing 1 to 50 parts by weight of copper powder having a particle size of 0.1 to 1 mm with respect to 100 parts by weight of the silicone rubber.
  • the copper powder is surface-modified by mixing 1 to 20 parts by weight of a modifier with respect to 100 parts by weight of the copper powder, and the modifier is vinyl methoxy silane, vinyl trimethoxy silane, vinyl epoxy silane, 3-aminopropyl trie.
  • a modifier is vinyl methoxy silane, vinyl trimethoxy silane, vinyl epoxy silane, 3-aminopropyl trie.
  • oxy silane N-( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane or N-( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane.
  • copper powder is added to silicone rubber, but the copper powder is surface-modified to improve its dispersibility so that the antibacterial and sterilizing function by the copper powder can be efficiently expressed, thereby realizing the excellent antibacterial and sterilizing function. has the effect of
  • the silicone rubber composition containing copper characterized in that the silicone rubber is mixed with copper powder, is the best mode for carrying out the invention.
  • the silicone rubber composition containing copper is preferably made by mixing 1 to 50 parts by weight of copper powder having a particle size of 0.1 to 1 mm with respect to 100 parts by weight of the silicone rubber.
  • the copper powder is surface-modified by mixing 1 to 20 parts by weight of a modifier with respect to 100 parts by weight of the copper powder, and the modifier is vinyl methoxy silane, vinyl trimethoxy silane, vinyl epoxy silane, 3-aminopropyl trie.
  • a modifier is vinyl methoxy silane, vinyl trimethoxy silane, vinyl epoxy silane, 3-aminopropyl trie.
  • oxy silane N-( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane or N-( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane.
  • the present invention for achieving the above effect relates to a silicone rubber composition containing copper, only the parts necessary for understanding the technical configuration of the present invention will be described, and the description of other parts will be omitted so as not to obscure the gist of the present invention It should be noted that there will be noted that there will be
  • the silicone rubber composition containing copper according to the present invention is characterized in that in the silicone rubber composition, copper powder is mixed with the silicone rubber.
  • the silicone rubber composition containing copper is made by mixing 1-50 parts by weight of copper powder having a particle size of 0.1 to 1 mm with respect to 100 parts by weight of the silicone rubber.
  • the content of the copper powder is less than 1 part by weight, there is a fear that the antibacterial and sterilization functions are insufficient, and when it exceeds 50 parts by weight, there is a fear that the physical properties of the silicone rubber may be deteriorated.
  • the particle size of the copper powder is less than 0.1mm, there is a fear that the antibacterial and sterilization functions are insufficient, and when it exceeds 1mm, there is a fear that the dispersibility to the silicone rubber is lowered.
  • the copper powder is vinylmethoxy silane, vinyltrimethoxy silane, vinylepoxy silane, 3-aminopropyltriethoxy silane, N-( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane or N-
  • a modifier such as ( ⁇ -aminoethyl)- ⁇ -aminopropylmethyldimethoxy silane
  • 1 to 20 parts by weight of a modifier may be mixed with respect to 100 parts by weight of the copper powder to be used for surface modification.
  • the reforming method various methods such as mixing a modifier with copper powder, impregnating copper powder with a modifier, or spraying a modifier can be applied.
  • the silicone rubber Based on 100 parts by weight of the silicone rubber, it was prepared by mixing 1 part by weight of copper powder having a particle size of 1 mm (mixed with 20 parts by weight of vinylmethoxy silane as a modifier).
  • PBS solution 1:100
  • the sample taken out after a predetermined time was extracted using 2.4 ml of saline (including 0.005% Tween #80), and 1.0 ml of the extract and dilution solution were smeared on a plate medium.
  • the inoculated medium was again incubated at 37 ° C, 24 After time, the number of bacteria was measured, and the results are shown in [Table 1] below.
  • the copper-containing silicone rubber composition according to the present invention according to the present invention has excellent antibacterial and sterilizing functions.
  • the copper-containing silicone rubber according to the present invention Although the composition has been described through the above preferred embodiments, and its excellence has been confirmed, those skilled in the art can variously modify and change the present invention within the scope without departing from the spirit and scope of the present invention described in the claims below. You will understand that it can be done.
  • copper powder is added to silicone rubber, but the copper powder is surface-modified to improve its dispersibility so that the antibacterial and sterilizing function by the copper powder can be efficiently expressed, thereby realizing the excellent antibacterial and sterilizing function. Therefore, it is expected to be widely used in industry.

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

Abstract

La présente invention concerne une composition de caoutchouc de silicone comprenant du cuivre, et plus spécifiquement une composition de caoutchouc de silicone dans laquelle une poudre de cuivre a été ajoutée à du caoutchouc de silicone, et la poudre de cuivre a été soumise à une modification de surface, ce qui permet d'augmenter la dispersibilité de la poudre, et donc de révéler efficacement les fonctions antibiotiques et stérilisantes résultant de la poudre de cuivre, et en conséquence de parvenir à d'excellentes fonctions antibiotiques et stérilisantes.
PCT/KR2020/014173 2020-07-31 2020-10-16 Composition de caoutchouc de silicone comprenant du cuivre WO2022025347A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20200095915 2020-07-31
KR10-2020-0095915 2020-07-31

Publications (1)

Publication Number Publication Date
WO2022025347A1 true WO2022025347A1 (fr) 2022-02-03

Family

ID=80035563

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/014173 WO2022025347A1 (fr) 2020-07-31 2020-10-16 Composition de caoutchouc de silicone comprenant du cuivre

Country Status (1)

Country Link
WO (1) WO2022025347A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950005908A (ko) * 1993-08-27 1995-03-20 카나가와 치히로 항균성·항곰파이성 실리콘 고무 조성물
KR20150134729A (ko) * 2014-05-22 2015-12-02 (주) 유성트랜스글로벌 항균 플라스틱
KR20170023981A (ko) * 2014-06-19 2017-03-06 잉크론 오이 실록산 폴리머 및 입자를 포함하는 조성물
KR20170096603A (ko) * 2016-02-16 2017-08-24 한국생산기술연구원 표면개질된 충전제, 이의 제조방법, 이를 포함하는 조성물 및 이의 용도
KR20170136434A (ko) * 2016-05-31 2017-12-11 이경민 항균 플라스틱

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR950005908A (ko) * 1993-08-27 1995-03-20 카나가와 치히로 항균성·항곰파이성 실리콘 고무 조성물
KR20150134729A (ko) * 2014-05-22 2015-12-02 (주) 유성트랜스글로벌 항균 플라스틱
KR20170023981A (ko) * 2014-06-19 2017-03-06 잉크론 오이 실록산 폴리머 및 입자를 포함하는 조성물
KR20170096603A (ko) * 2016-02-16 2017-08-24 한국생산기술연구원 표면개질된 충전제, 이의 제조방법, 이를 포함하는 조성물 및 이의 용도
KR20170136434A (ko) * 2016-05-31 2017-12-11 이경민 항균 플라스틱

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