KR102244035B1 - 스티렌계 엘라스토머를 포함하는 투명층 제조용 조성물과 이를 이용하여 형성한 투명층 및 이를 포함하는 바닥재 - Google Patents
스티렌계 엘라스토머를 포함하는 투명층 제조용 조성물과 이를 이용하여 형성한 투명층 및 이를 포함하는 바닥재 Download PDFInfo
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- KR102244035B1 KR102244035B1 KR1020170162874A KR20170162874A KR102244035B1 KR 102244035 B1 KR102244035 B1 KR 102244035B1 KR 1020170162874 A KR1020170162874 A KR 1020170162874A KR 20170162874 A KR20170162874 A KR 20170162874A KR 102244035 B1 KR102244035 B1 KR 102244035B1
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- styrene
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- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims abstract description 70
- 229920001971 elastomer Polymers 0.000 title claims abstract description 45
- 239000000806 elastomer Substances 0.000 title claims abstract description 45
- 238000009408 flooring Methods 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 title claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 67
- 229920005672 polyolefin resin Polymers 0.000 claims abstract description 40
- 239000010410 layer Substances 0.000 claims description 133
- -1 propylene-ethylene Chemical group 0.000 claims description 33
- 239000003921 oil Substances 0.000 claims description 32
- 229920006132 styrene block copolymer Polymers 0.000 claims description 26
- 238000007639 printing Methods 0.000 claims description 21
- 229920005604 random copolymer Polymers 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 229920001400 block copolymer Polymers 0.000 claims description 10
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims description 9
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 239000011247 coating layer Substances 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 229920005629 polypropylene homopolymer Polymers 0.000 claims description 5
- 229920005996 polystyrene-poly(ethylene-butylene)-polystyrene Polymers 0.000 claims description 4
- 239000002480 mineral oil Substances 0.000 claims description 3
- 235000010446 mineral oil Nutrition 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical class C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 2
- 229920001903 high density polyethylene Polymers 0.000 claims description 2
- 239000004700 high-density polyethylene Substances 0.000 claims description 2
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 2
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 2
- 229920001684 low density polyethylene Polymers 0.000 claims description 2
- 239000004702 low-density polyethylene Substances 0.000 claims description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000052 comparative effect Effects 0.000 description 17
- 238000003490 calendering Methods 0.000 description 12
- 239000005662 Paraffin oil Substances 0.000 description 11
- 239000005977 Ethylene Substances 0.000 description 10
- BXOUVIIITJXIKB-UHFFFAOYSA-N ethene;styrene Chemical group C=C.C=CC1=CC=CC=C1 BXOUVIIITJXIKB-UHFFFAOYSA-N 0.000 description 10
- 230000007423 decrease Effects 0.000 description 9
- 239000000839 emulsion Substances 0.000 description 8
- 230000035943 smell Effects 0.000 description 8
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 6
- 239000003365 glass fiber Substances 0.000 description 6
- 239000004800 polyvinyl chloride Substances 0.000 description 6
- 239000004743 Polypropylene Substances 0.000 description 5
- 230000000704 physical effect Effects 0.000 description 5
- 239000004014 plasticizer Substances 0.000 description 5
- 229920006124 polyolefin elastomer Polymers 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 239000004745 nonwoven fabric Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- 238000010023 transfer printing Methods 0.000 description 4
- 239000002759 woven fabric Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 238000004945 emulsification Methods 0.000 description 3
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- 238000007646 gravure printing Methods 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000007650 screen-printing Methods 0.000 description 3
- 229920000877 Melamine resin Polymers 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 2
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- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
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- 230000006866 deterioration Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010690 paraffinic oil Substances 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 2
- 229920002857 polybutadiene Polymers 0.000 description 2
- 229920000346 polystyrene-polyisoprene block-polystyrene Polymers 0.000 description 2
- 230000001953 sensory effect Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000002025 wood fiber Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- NBOCQTNZUPTTEI-UHFFFAOYSA-N 4-[4-(hydrazinesulfonyl)phenoxy]benzenesulfonohydrazide Chemical compound C1=CC(S(=O)(=O)NN)=CC=C1OC1=CC=C(S(=O)(=O)NN)C=C1 NBOCQTNZUPTTEI-UHFFFAOYSA-N 0.000 description 1
- ICGLPKIVTVWCFT-UHFFFAOYSA-N 4-methylbenzenesulfonohydrazide Chemical compound CC1=CC=C(S(=O)(=O)NN)C=C1 ICGLPKIVTVWCFT-UHFFFAOYSA-N 0.000 description 1
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000010692 aromatic oil Substances 0.000 description 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical group NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
- 235000019399 azodicarbonamide Nutrition 0.000 description 1
- VJRITMATACIYAF-UHFFFAOYSA-N benzenesulfonohydrazide Chemical compound NNS(=O)(=O)C1=CC=CC=C1 VJRITMATACIYAF-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- WXCZUWHSJWOTRV-UHFFFAOYSA-N but-1-ene;ethene Chemical compound C=C.CCC=C WXCZUWHSJWOTRV-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003974 emollient agent Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- GJTGYNPBJNRYKI-UHFFFAOYSA-N hex-1-ene;prop-1-ene Chemical compound CC=C.CCCCC=C GJTGYNPBJNRYKI-UHFFFAOYSA-N 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920006285 olefinic elastomer Polymers 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229920005675 propylene-butene random copolymer Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (co)polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/04—Monomers containing three or four carbon atoms
- C08F10/06—Propene
-
- 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
- C08L23/06—Polyethene
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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
- C08L23/10—Homopolymers or copolymers of propene
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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
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
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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
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
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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
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
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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
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
도 2는 본 발명에 따른 다른 실시예의 바닥재의 적층구조를 보여주는 측단면도이다.
악취도 | 냄새/악취의 표현 |
0 | 냄새를 전혀 느낄 수 없다. |
1 | 무슨 냄새인지는 알 수 없으나 약간의 냄새를 느낄 수 있다. |
2 | 어떤 냄새인지 표현할 수 있을 정도로 느낄 수 있다. |
3 | 어떤 종류의 냄새인지 분명히 느낄 수 있는 정도이다. |
4 | 쉽게 감지할 수 있는 정도의 냄새를 느낀다. |
5 | 강한 냄새로 혐오감이나 강한 쾌함이나 불쾌감을 느낀다. |
6 | 매우 강한 냄새로 참기 어려운 정도이다. |
실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 | 비교예 6 | 기준 | ||
폴리올레핀 수지 (중량%) |
Random PP | 60 | 60 | 60 | 60 | 60 | 80 | 80 | 40 | 40 | 60 | 60 | - |
스티렌계 엘라스토머 (중량%) |
SEPS | 20 | 15 | 10 | 5 | 10 | 30 | - | |||||
SEEPS | 20 | 5 | 10 | 15 | 10 | 30 | - | ||||||
SBS | 20 | - | |||||||||||
SEBS | 20 | - | |||||||||||
오일 (중량%) |
Paraffine oil | 20 | 20 | 20 | 20 | 20 | 10 | 10 | 30 | 30 | 20 | 20 | - |
유연성 (도) |
66 | 67 | 65 | 66 | 67 | 47 | 46 | 77 | 75 | 72 | 66 | 50초과 70이하 | |
투명도 (haze [%]) |
14 | 8 | 9 | 11 | 12 | 15 | 14 | 11 | 9 | 88 | 24 | 14 이하 | |
내열성 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | X | X | ○ | ○ | ○ | |
내광성 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 이상 없음 | 황색으로 변함 | 이상 없음 | 이상 없음 | |
냄새 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 |
110' : 제2하지층 120 : 치수보강층
130 : 인쇄층 140 : 투명층
Claims (15)
- 호모폴리프로필렌, 프로필렌-에틸렌 랜덤 공중합체, 프로필렌-에틸렌 블록 공중합체, 고밀도 폴리에틸렌, 저밀도 폴리에틸렌 및 선형 저밀도 폴리에틸렌 중 선택된 1종 이상의 폴리올레핀 수지 45-75중량%;
스티렌계 엘라스토머 내 스티렌의 함량이 20-40중량%이고, 중량평균분자량(Mw)은 50,000-400,000g/mole인 스티렌-에틸렌-프로필렌-스티렌 블록공중합체(SEPS) 또는 스티렌-에틸렌-에틸렌-프로필렌-스티렌 블록공중합체(SEEPS) 중 선택되는 1종 이상의 스티렌계 엘라스토머 10-35중량%; 및
광물유계 또는 합성수지계 오일 중 선택되는 1종으로 중량평균분자량(Mw)이 100-400g/mole이고, 점도가 25℃에서 80-400cps인 오일 10-35중량%;를 포함하는 투명층 제조용 조성물. - 삭제
- 삭제
- 제 1항에 있어서,
상기 호모폴리프로필렌은 용융 흐름 지수(MFI, 2.16 kg, 230℃)가 0.1-20g/10min이고, 용융점(Tm)이 120-180℃인 것인 투명층 제조용 조성물. - 삭제
- 삭제
- 삭제
- 제 1항 또는 제 4항의 투명층 제조용 조성물로 형성된 두께가 150-500㎛인 필름의 투명층(140)을 포함하는 바닥재.
- 삭제
- 삭제
- 제 8항에 있어서,
상기 바닥재는 아래에서부터 순차적으로,
하지층(110); 치수보강층(120); 인쇄층(130); 및 투명층(140)을 포함하는 것인 바닥재. - 제 11항에 있어서,
상기 하지층(110)은 폴리올레핀 수지 100중량부에 대해 엘라스토머 80-150중량부; 및 오일 80-150중량부를 포함하는 것인 바닥재. - 제 12항에 있어서,
상기 엘라스토머는 스티렌-부타디엔-스티렌(SBS), 스티렌-에틸렌/부틸렌-스티렌 블록공중합체(SEBS) 및 수소화 스티렌-부타디엔 고무(HSBR) 중 선택되는 1종 이상의 스티렌계 블록공중합체인 것인 바닥재. - 제 11항에 있어서,
상기 인쇄층(130)은 폴리올레핀 수지 100중량부에 대해 엘라스토머 15-60중량부; 및 오일 15-60중량부를 포함하는 것인 바닥재. - 제 11항에 있어서,
상기 투명층(140) 상에 형성된 UV코팅층을 더 포함하는 것인 바닥재.
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