KR102161339B1 - 열가소성 수지 조성물 및 이로부터 제조된 성형품 - Google Patents
열가소성 수지 조성물 및 이로부터 제조된 성형품 Download PDFInfo
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- KR102161339B1 KR102161339B1 KR1020180064628A KR20180064628A KR102161339B1 KR 102161339 B1 KR102161339 B1 KR 102161339B1 KR 1020180064628 A KR1020180064628 A KR 1020180064628A KR 20180064628 A KR20180064628 A KR 20180064628A KR 102161339 B1 KR102161339 B1 KR 102161339B1
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- thermoplastic resin
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- zinc oxide
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- aromatic vinyl
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- 229920005992 thermoplastic resin Polymers 0.000 title claims abstract description 68
- 239000011342 resin composition Substances 0.000 title claims abstract description 62
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000011787 zinc oxide Substances 0.000 claims abstract description 36
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 34
- 239000002245 particle Substances 0.000 claims abstract description 21
- 239000003365 glass fiber Substances 0.000 claims abstract description 20
- 238000005424 photoluminescence Methods 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims abstract description 6
- 239000011347 resin Substances 0.000 claims abstract description 6
- 229920006164 aromatic vinyl copolymer Polymers 0.000 claims abstract description 4
- 229920002554 vinyl polymer Polymers 0.000 claims description 33
- 239000000178 monomer Substances 0.000 claims description 21
- 229920006026 co-polymeric resin Polymers 0.000 claims description 20
- 238000012360 testing method Methods 0.000 claims description 19
- 241000894006 Bacteria Species 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 12
- 238000011156 evaluation Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000002441 X-ray diffraction Methods 0.000 claims description 8
- 238000011534 incubation Methods 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 241000588724 Escherichia coli Species 0.000 claims description 6
- 241000191967 Staphylococcus aureus Species 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 5
- 230000000845 anti-microbial effect Effects 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 4
- 229910001882 dioxygen Inorganic materials 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000002845 discoloration Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 239000008188 pellet Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 241000220259 Raphanus Species 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 239000004599 antimicrobial Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical group [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 0.000 description 2
- KYPOHTVBFVELTG-OWOJBTEDSA-N (e)-but-2-enedinitrile Chemical compound N#C\C=C\C#N KYPOHTVBFVELTG-OWOJBTEDSA-N 0.000 description 1
- WAEOXIOXMKNFLQ-UHFFFAOYSA-N 1-methyl-4-prop-2-enylbenzene Chemical group CC1=CC=C(CC=C)C=C1 WAEOXIOXMKNFLQ-UHFFFAOYSA-N 0.000 description 1
- IGGDKDTUCAWDAN-UHFFFAOYSA-N 1-vinylnaphthalene Chemical compound C1=CC=C2C(C=C)=CC=CC2=C1 IGGDKDTUCAWDAN-UHFFFAOYSA-N 0.000 description 1
- CYLVUSZHVURAOY-UHFFFAOYSA-N 2,2-dibromoethenylbenzene Chemical compound BrC(Br)=CC1=CC=CC=C1 CYLVUSZHVURAOY-UHFFFAOYSA-N 0.000 description 1
- CISIJYCKDJSTMX-UHFFFAOYSA-N 2,2-dichloroethenylbenzene Chemical compound ClC(Cl)=CC1=CC=CC=C1 CISIJYCKDJSTMX-UHFFFAOYSA-N 0.000 description 1
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical compound ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 1
- OYUNTGBISCIYPW-UHFFFAOYSA-N 2-chloroprop-2-enenitrile Chemical compound ClC(=C)C#N OYUNTGBISCIYPW-UHFFFAOYSA-N 0.000 description 1
- TVONJMOVBKMLOM-UHFFFAOYSA-N 2-methylidenebutanenitrile Chemical compound CCC(=C)C#N TVONJMOVBKMLOM-UHFFFAOYSA-N 0.000 description 1
- RLFXJQPKMZNLMP-UHFFFAOYSA-N 2-phenylprop-2-enenitrile Chemical compound N#CC(=C)C1=CC=CC=C1 RLFXJQPKMZNLMP-UHFFFAOYSA-N 0.000 description 1
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical compound CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 description 1
- 241000193830 Bacillus <bacterium> Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- -1 N-substituted maleimide Chemical class 0.000 description 1
- 241000589517 Pseudomonas aeruginosa Species 0.000 description 1
- 235000006140 Raphanus sativus var sativus Nutrition 0.000 description 1
- 241000607142 Salmonella Species 0.000 description 1
- 241000191940 Staphylococcus Species 0.000 description 1
- QROGIFZRVHSFLM-QHHAFSJGSA-N [(e)-prop-1-enyl]benzene Chemical compound C\C=C\C1=CC=CC=C1 QROGIFZRVHSFLM-QHHAFSJGSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- MPMBRWOOISTHJV-UHFFFAOYSA-N but-1-enylbenzene Chemical compound CCC=CC1=CC=CC=C1 MPMBRWOOISTHJV-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/02—Oxides; Hydroxides
-
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- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/02—Oxides; Hydroxides
- C01G9/03—Processes of production using dry methods, e.g. vapour phase processes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0025—Cross-flow or tangential fans
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- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
(C1) 산화 아연 | (C2) 산화 아연 | |
평균 입자 크기 (㎛) | 1.2 | 1.1 |
BET 표면적 (m2/g) | 4 | 15 |
순도 (%) | 99 | 97 |
PL 크기비(B/A) | 0.28 | 9.8 |
미소결정 크기 (Å) | 1417 | 503 |
실시예 | 비교예 | |||||
1 | 2 | 1 | 2 | 3 | ||
(A) (중량%) |
(A1) | 37.5 | 37.5 | 37.5 | 37.5 | 37.5 |
(A2) | 62.5 | 62.5 | 62.5 | 62.5 | 62.5 | |
(B) (중량부) | 20 | 20 | 20 | 20 | 20 | |
(C1) (중량부) | 2 | 4 | - | - | - | |
(C2) (중량부) | - | - | 4 | - | - | |
(D) (중량부) | - | - | - | 4 | - | |
색상 변화 (ΔE) | 1.0 | 0.5 | 3.0 | 3.5 | 3.5 | |
항균 활성치 (대장균) | 4 | 6 | 1.5 | 1 | 1 | |
항균 활성치 (포도상구균) | 3 | 4 | 1.5 | 1 | 1 | |
굴곡탄성률 (kgf/cm2) | 7,5000 | 7,6000 | 74,000 | 75,000 | 74,000 | |
열변형온도 (℃) | 107 | 107 | 106 | 104 | 105 | |
외관 평가(플로우 마크) | 무 | 무 | 유 | 유 | 무 | |
크립(creep) 평가 (mm) | 0.16 | 0.16 | 0.17 | 0.17 | 0.17 |
Claims (12)
- 방향족 비닐계 공중합체 수지;
유리 섬유; 및
산화아연을 포함하며,
상기 산화아연은 입도분석기로 측정한 평균 입자 크기(D50)가 0.5 내지 3 ㎛이고, 광 발광(Photo Luminescence) 측정 시, 370 내지 390 nm 영역의 피크 A와 450 내지 600 nm 영역의 피크 B의 크기비(B/A)가 0.01 내지 1.0이며, X선 회절(X-ray diffraction, XRD) 분석 시, 피크 위치(peak position) 2θ 값이 35 내지 37° 범위이고, 하기 식 1에 의한 미소결정의 크기(crystallite size) 값이 미소결정의 크기(crystallite size) 값이 1,000 내지 2,000 Å인 것을 특징으로 하는 열가소성 수지 조성물:
[식 1]
미소결정 크기(D) =
상기 식 1에서, K는 형상 계수(shape factor)이고, λ는 X선 파장(X-ray wavelength)이고, β는 X선 회절 피크(peak)의 FWHM 값(degree)이며, θ는 피크 위치 값(peak position degree)이다.
- 제1항에 있어서, 상기 열가소성 수지 조성물은 상기 방향족 비닐계 공중합체 수지 100 중량부; 상기 유리 섬유 5 내지 40 중량부; 및 상기 산화아연 0.1 내지 20 중량부를 포함하는 것을 특징으로 하는 열가소성 수지 조성물.
- 제1항에 있어서, 상기 방향족 비닐계 공중합체 수지는 방향족 비닐계 단량체 및 상기 방향족 비닐계 단량체와 공중합 가능한 단량체의 중합체인 것을 특징으로 하는 열가소성 수지 조성물.
- 삭제
- 제1항에 있어서, 상기 산화아연은 아연을 녹인 후, 850 내지 1,000℃로 가열하여 증기화시킨 후, 산소 가스를 주입하고 20 내지 30℃로 냉각한 다음, 400 내지 900℃에서 30 내지 150분 동안 가열하여 제조한 것을 특징으로 하는 열가소성 수지 조성물.
- 제1항에 있어서, 상기 산화아연은 질소가스 흡착법을 사용하여, BET 분석 장비로 측정한 비표면적 BET가 10 m2/g 이하인 것을 특징으로 하는 열가소성 수지 조성물.
- 제1항에 있어서, 상기 열가소성 수지 조성물은 50 mm × 90 mm × 3 mm 크기 사출 시편에 대해 색차계를 사용하여, 초기 색상(L0 *, a0 *, b0 *)을 측정하고, ASTM D4459에 의거하여 3,000시간 시험 후 동일한 방법으로 색상(L1 *, a1 *, b1 *)을 측정한 다음, 하기 식 2에 따라 산출한 색상 변화(ΔE)가 0.1 내지 2.0인 것을 특징으로 하는 열가소성 수지 조성물:
[식 2]
색상 변화(ΔE) =
상기 식 2에서, ΔL*는 시험 전후의 L* 값의 차이(L1 *-L0 *)이고, Δa*는 시험 전후의 a* 값의 차이(a1 *- a0 *) 이며, Δb*는 시험 전후의 b* 값의 차이(b1 *- b0 *)이다.
- 제1항에 있어서, 상기 열가소성 수지 조성물은 JIS Z 2801 항균 평가법에 의거하여, 5 cm × 5 cm 크기 시편에 황색포도상구균 및 대장균을 접종하고, 35℃, RH 90% 조건에서 24시간 배양 후, 하기 식 3에 따라 산출한 항균 활성치가 각각 2 내지 7인 것을 특징으로 하는 열가소성 수지 조성물:
[식 3]
항균 활성치 = log(M1/M2)
상기 식 3에서, M1은 블랭크(blank) 시편에 대한 24시간 배양 후 세균 수이고, M2는 열가소성 수지 조성물 시편에 대한 24시간 배양 후 세균 수이다.
- 제1항에 있어서, 상기 열가소성 수지 조성물은 ASTM D790에 의거하여, 2.8 mm/min 조건으로 6.4 mm 두께 시편에 대해 측정한 굴곡탄성률이 74,000 kgf/cm2 이상인 것을 특징으로 하는 열가소성 수지 조성물.
- 제1항에 있어서, 상기 열가소성 수지 조성물은 방향족 비닐계 공중합체 수지 연속상에 유리 섬유 및 산화아연이 분산상을 형성하며, 상기 산화아연의 평균 입자 크기(D50)와 상기 유리 섬유의 직경의 비가 1 : 1.7 내지 1 : 200인 열가소성 수지 조성물.
- 제1항에 내지 제3항, 제5항 내지 제10항 중 어느 한 항에 따른 열가소성 수지 조성물로부터 형성되는 것을 특징으로 하는 성형품.
- 제11항에 있어서, 상기 성형품은 에어컨의 크로스 팬인 것을 특징으로 하는 성형품.
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