KR101311060B1 - 부직 웹에 사용하기 위한 생분해성 지방족-방향족코폴리에스테르 - Google Patents
부직 웹에 사용하기 위한 생분해성 지방족-방향족코폴리에스테르 Download PDFInfo
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- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
- D01F6/84—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyesters
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/88—Post-polymerisation treatment
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- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
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- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/91—Polymers modified by chemical after-treatment
- C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/916—Dicarboxylic acids and dihydroxy compounds
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- D—TEXTILES; PAPER
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- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/005—Synthetic yarns or filaments
- D04H3/009—Condensation or reaction polymers
- D04H3/011—Polyesters
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- D—TEXTILES; PAPER
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- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
- D04H3/153—Mixed yarns or filaments
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/659—Including an additional nonwoven fabric
- Y10T442/66—Additional nonwoven fabric is a spun-bonded fabric
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
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Abstract
Description
| USALAB 프리즘 H16에서 에코플렉스 F BX 7011을 개질하기 위한 반응성 압출 공정 조건 | ||||||||
| 샘플 번호 | 온도(℃) | 축 속도 (rpm) |
수지 속도 (lb/h) |
반응물 (수지 속도의 %) |
||||
| 대역 1 | 대역 2 | 대역 3-8 | 대역 9 | 대역 10 | ||||
| F BX 7011 | 90 | 125 | 165 | 125 | 110 | 150 | 2.6 | 0 |
| 1 | 90 | 125 | 165 | 125 | 110 | 150 | 2.6 | 4(촉매 없음) |
| 2 | 90 | 125 | 165 | 125 | 110 | 150 | 2.6 | 4 |
| 3 | 90 | 125 | 180 | 125 | 110 | 150 | 2.6 | 4 |
| 4 | 90 | 125 | 190 | 125 | 110 | 150 | 2.6 | 4(촉매 없음) |
| 5 | 90 | 125 | 190 | 125 | 110 | 150 | 2.6 | 4 |
| 6 | 90 | 125 | 200 | 125 | 110 | 150 | 2.6 | 4 |
| USALAB 프리즘 H16에서의 개질된 에코플렉스 F BX 7011의 특성 | |||||
| 샘플 번호 | 겉보기 점도 (㎩·s, 겉보기 전단율 1000/s에서) |
용융유량 (g/10분, 170℃, 2.16㎏에서) |
평균 분자량 (g/몰) |
다분산도 (Mw/Mn) |
|
| Mw | Mn | ||||
| F BX 7011 | 498 | 1.65 | 125206 | 73548 | 1.7 |
| 1 | 365 | 9.6 | 114266 | 67937 | 1.68 |
| 2 | 51 | 230 | 77391 | 41544 | 1.86 |
| 3 | 37 | 377 | 71072 | 39767 | 1.79 |
| 4 | 241 | 14 | 109317 | 66507 | 1.64 |
| 5 | 38 | 475 | 65899 | 35529 | 1.85 |
| 6 | 22 | 571 | 56809 | 29316 | 1.94 |
| USALAB 프리즘 H16에서 에코플렉스 F BX 7011을 1가 알콜로 개질시키기 위한 반응성 압출 조건 |
||||||||||
| 샘플 번호 | 대역의 온도(℃) | 축속도 (rpm) |
수지속도 (lb/h) |
반응물 (수지속도의 %) |
촉매 (수지속도의 %) |
토르크 (%) |
||||
| 1 | 2 | 3-8 | 9 | 10 | ||||||
| F BX 7011 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 0 | 0 | >100 |
| 7 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 3.4%, 2-프로판올 |
0 | 90 |
| 8 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 3.4%, 2-프로판올 |
0.1 | 80 |
| 9 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 3.6%, 1-부탄올 | 0 | 72 |
| 10 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 3.6%, 1-부탄올 | 0.1 | 54 |
| 11 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 4%, 2-에톡시-에탄올 | 0 | 64 |
| 12 | 90 | 125 | 180 | 125 | 110 | 150 | 2.5 | 4%, 2-에톡시-에탄올 | 0.1 | 58 |
| USALAB 프리즘 H16에서 1가 알콜로 개질된 에코플렉스 F BX 7011의 특성 | ||||
| 샘플 번호 | 겉보기 점도 (㎩·s, 전단율 1000/s에서) |
평균 분자량(g/몰) | 다분산도 (Mw/Mn) |
|
| Mw | Mn | |||
| F BX 7011 | 376 | 128100 | 77200 | 1.66 |
| 7 | 364 | 120800 | 71800 | 1.68 |
| 8 | 273 | 115000 | 69400 | 1.66 |
| 9 | 292 | 115900 | 70800 | 1.64 |
| 10 | 126 | 89800 | 51000 | 1.76 |
| 11 | 324 | 116800 | 71000 | 1.64 |
| 12 | 215 | 104100 | 60500 | 1.72 |
| USALAB 프리즘 H16에서 에코플렉스 F BX 7011을 1,4-부탄디올 및 티탄 촉매로 개질시키기 위한 반응성 압출 공정 조건 |
||||||||||
| 샘플 번호 | 대역의 온도(℃) | 축속도 (rpm) |
수지속도 (lb/h) |
1,4-부탄디올 (수지속도의 %) |
촉매 (수지속도의 ppm) |
토르크 (%) |
||||
| 1 | 2 | 3-8 | 9 | 10 | ||||||
| F BX 7011 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 0 | 0 | >100 |
| 13 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 2 | 0 | 85 |
| 14 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 3.5 | 0 | 75 |
| 15 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 2 | 400, Ti-P | 69 |
| 16 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 3.5 | 700, Ti-P | 48 |
| 17 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 2 | 400, Ti-B | 76 |
| 18 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 3.5 | 700, Ti-B | 55 |
| 19 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 2 | 400, Ti-isoP | 79 |
| 20 | 95 | 145 | 180 | 130 | 100 | 150 | 3 | 3.5 | 700, Ti-isoP | 64 |
| USALAB 프리즘 H16에서 1가 알콜로 개질된 에코플렉스 F BX 7011의 특성 | ||||
| 샘플 번호 | 겉보기 점도 (㎩·s, 전단율 1000/s에서) |
평균 분자량(g/몰) | 다분산도 (Mw/Mn) |
|
| Mw | Mn | |||
| F BX 7011 | 376 | 128100 | 77200 | 1.66 |
| 13 | 297 | 112800 | 71000 | 1.7 |
| 14 | 219 | 102000 | 60100 | 1.83 |
| 15 | 198 | 97050 | 57050 | 1.74 |
| 16 | 60 | 69100 | 37600 | 1.67 |
| 17 | 218 | 103700 | 61800 | 1.6 |
| 18 | 95 | 89900 | 51600 | 1.7 |
| 19 | 243 | 110200 | 64100 | 1.68 |
| 20 | 87 | 100300 | 59900 | 1.72 |
| ZSK-30 압출기에서 에코플렉스 F BX 7011을 1,4-부탄디올로 반응성 압출시키기 위한 공정 조건 |
||||||||||||||
| 샘플 번호 | 수지 공급속도 (lb/h) |
반응물 | 압출기 속도 (rpm) |
압출기 온도 프로필(℃) | 토르크 (%) |
|||||||||
| 부탄디올 (%) |
티탄 프로폭사이드 (ppm) |
T1 | T2 | T3 | T4 | T5 | T6 | T7 | Tmelt | Pmelt | ||||
| F BX 7011 | 30 | 0 | 0 | 150 | 160 | 170 | 185 | 185 | 185 | 185 | 100 | 116 | 400 | >100 |
| 21 | 30 | 1 | 0 | 150 | 160 | 171 | 184 | 185 | 185 | 185 | 100 | 108 | 300 | >100 |
| 22 | 30 | 0.75 | 375 | 150 | 160 | 170 | 185 | 185 | 185 | 185 | 100 | 110 | 70 | 85-90 |
| 23 | 30 | 1 | 700 | 150 | 160 | 170 | 185 | 185 | 185 | 185 | 100 | 110 | 30 | 66-72 |
| ZSK-30에서 비개질 및 개질된 에코플렉스 F BX 7011의 특성 | |||||
| 샘플 번호 | 겉보기 점도 (㎩·s, 180℃, 겉보기 전단율 1000/s에서) |
용융유량 (g/10분, 190℃, 2.16㎏에서) |
평균 분자량 (g/몰) |
다분산도 (Mw/Mn) |
|
| Mw | Mn | ||||
| F BX 7011 | 321 | 4.5 | 125200 | 73500 | 1.7 |
| 대조용 | 294 | 6.8 | 117900 | 72100 | 1.64 |
| 21 | 182 | 24 | 1004000 | 60500 | 1.66 |
| 22 | 112 | 68 | 82800 | 46600 | 1.78 |
| 23 | 61 | 169 | 68900 | 37600 | 1.83 |
| DSC 분석 | |||
| 샘플 | 유리전이온도, Tg(℃) | 최고 융점, Tm(℃) | 용융 엔탈피(J/g) |
| 에코플렉스 F BX 7011 | -30.1 | 123.3 | 11.7 |
| 대조용 | -31.5 | 123.5 | 10.1 |
| 21 | -35.1 | 127 | 10.7 |
| 22 | -32.5 | 124.7 | 11.6 |
| 23 | -34.2 | 125.1 | 12 |
| 1,4-부탄디올 개질된 에코플렉스 F BX 7011 MB 방사 조건 | ||||||||||
| 압출기 | 호스 (℉) |
다이 (℉) |
제1 공기 | |||||||
| 대역 1 (℉) |
대역 2 (℉) |
대역 3 (℉) |
대역 4 (℉) |
축속도 (rpm) |
토르크 (Amps) |
압력 (Psi) |
온도 (℉) |
압력 (Psi) |
||
| 200 | 300 | 310 | 320 | 3 | 4 | 130 | 320 | 350 | 375 | 30 |
| 1"×6"의 조각에 대하여 측정한 개질된 에코플렉스 F BX 7011 MB 샘플 | |||||||
| 기계방향 | |||||||
| 샘플 | 평량 (gsm) |
최고 하중(lbf) | 최고점에서의 변형률 (%) |
최고점에 이르는 에너지 (lbf*in) |
|||
| 평균 | SD | 평균 | SD | 평균 | SD | ||
| 11gsm | 11.9 | 0.3 | 0.06 | 131.9 | 12.5 | 1.28 | 0.24 |
| 22gsm | 23.8 | 0.62 | 0.04 | 225.2 | 12.2 | 4.5 | 0.22 |
| 32gsm | 29 | 0.91 | 0.1 | 310 | 53.8 | 9.02 | 2.5 |
| 기계횡방향 | |||||||
| 샘플 | 평량 (gsm) |
최고 하중(lbf) |
최고점에서의 변형률 (%) |
최고점에 이르는 에너지 (lbf*in) |
|||
| 평균 | SD | 평균 | SD | 평균 | SD | ||
| 11gsm | 11.4 | 0.13 | 0.01 | 108 | 13.2 | 0.36 | 0.06 |
| 22gsm | 23.8 | 0.35 | 0.01 | 187.6 | 6.9 | 1.91 | 0.11 |
| 32gsm | 28.4 | 0.5 | 0.05 | 241.8 | 57.3 | 3.68 | 1.2 |
Claims (45)
- 제1 지방족-방향족 코폴리에스테르와 하나 이상의 알콜을 용융 배합하여 코폴리에스테르를 가알콜분해 반응시킴을 포함하고, 가알콜분해 반응에 의해, ASTM 시험방법 D1238-E에 따라 2160g의 하중 및 190℃의 온도에서 결정하였을 때, 제1 코폴리에스테르의 용융유동 지수보다 큰 용융유동 지수를 갖는 개질된 제2 코폴리에스테르가 생성되는, 섬유 형성에 사용하기 위한 생분해성 중합체를 형성하는 방법.
- 제1항에 있어서, 제2 지방족-방향족 코폴리에스테르의 용융유동 지수 대 제1 지방족-방향족 코폴리에스테르의 용융유동 지수의 비가 약 1.5 이상인 방법.
- 제1항에 있어서, 제2 지방족-방향족 코폴리에스테르의 용융유동 지수 대 제1 지방족-방향족 코폴리에스테르의 용융유동 지수의 비가 약 50 이상인 방법.
- 제1항에 있어서, 170℃의 온도 및 1000초-1의 전단율에서 결정하였을 때, 제1 지방족-방향족 코폴리에스테르의 겉보기 점도 대 제2 지방족-방향족 코폴리에스테르의 겉보기 점도의 비가 약 1.1 이상인 방법.
- 삭제
- 제1항에 있어서, 제2 코폴리에스테르의 수평균 분자량이 약 10,000 내지 약 70,000g/몰이고, 중량평균 분자량이 약 20,000 내지 약 125,000g/몰인 방법.
- 삭제
- 삭제
- 제1항에 있어서, 제1 및 제2 코폴리에스테르가 둘다 융점이 약 80℃ 내지 약 160℃이고 유리전이온도가 약 0℃ 이하인 방법.
- 삭제
- 제1항에 있어서, 제2 코폴리에스테르의 용융유동 지수가 약 5 내지 약 500g/10분인 방법.
- 삭제
- 제1항에 있어서, 170℃의 온도 및 1000초-1의 전단율에서 결정하였을 때, 제2 코폴리에스테르의 겉보기 점도가 약 10 내지 약 500파스칼·초인 방법.
- 삭제
- 제1항에 있어서, 제2 코폴리에스테르가 알킬 기, 히드록시알킬 기 또는 이들의 혼합 기로 종결되는 방법.
- 제16항에 있어서, m 및 n이 각각 2 내지 4인 방법.
- 제1항에 있어서, 제1 코폴리에스테르가 폴리부틸렌 아디페이트 테레프탈레이트인 방법.
- 제1항에 있어서, 알콜이 제1 코폴리에스테르의 중량을 기준으로 약 0.1 내지 약 20중량%의 양으로 사용되는 방법.
- 삭제
- 삭제
- 제1항에 있어서, 알콜이 다가 알콜인 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 제1항에 있어서, 가알콜분해 반응이 공용매의 존재하에 수행되는 방법.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서, 제2 코폴리에스테르가 용융취입 다이(die)를 통하여 압출되는 방법.
- 알킬 기, 히드록시알킬 기, 또는 이들의 혼합 기로 종결되고, ASTM 시험방법 D1238-E에 따라 2160g의 하중 및 190℃의 온도에서 결정하였을 때의 용융유동 지수가 약 5 내지 약 500g/10분인 생분해성 지방족-방향족 코폴리에스테르를 포함하는 섬유.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제32항의 섬유를 포함하는 부직 웹.
- 제43항에 있어서, 웹이 용융취입 웹(meltblown web)인 부직 웹.
- 스펀본드(spunbond) 층 및 용융취입 층을 포함하고, 스펀본드 층, 용융취입 층 또는 이들 둘다가 제43항의 웹으로부터 형성되는 것인 부직 적층물.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2006/027337 WO2008008068A1 (en) | 2006-07-14 | 2006-07-14 | Biodegradable aliphatic-aromatic copolyester for use in nonwoven webs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090031799A KR20090031799A (ko) | 2009-03-30 |
| KR101311060B1 true KR101311060B1 (ko) | 2013-09-24 |
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| KR1020067017320A Expired - Fee Related KR101311060B1 (ko) | 2006-07-14 | 2006-07-14 | 부직 웹에 사용하기 위한 생분해성 지방족-방향족코폴리에스테르 |
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| Country | Link |
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| US (2) | US8710172B2 (ko) |
| EP (1) | EP2041341B1 (ko) |
| KR (1) | KR101311060B1 (ko) |
| DE (1) | DE602006018078D1 (ko) |
| MX (1) | MX2009000526A (ko) |
| WO (1) | WO2008008068A1 (ko) |
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2006
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- 2006-07-14 WO PCT/US2006/027337 patent/WO2008008068A1/en active Application Filing
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| US6953622B2 (en) * | 2002-12-27 | 2005-10-11 | Kimberly-Clark Worldwide, Inc. | Biodegradable bicomponent fibers with improved thermal-dimensional stability |
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| Publication number | Publication date |
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| US20090291607A1 (en) | 2009-11-26 |
| KR20090031799A (ko) | 2009-03-30 |
| EP2041341A4 (en) | 2009-12-16 |
| EP2041341B1 (en) | 2010-11-03 |
| WO2008008068A1 (en) | 2008-01-17 |
| US20140065914A1 (en) | 2014-03-06 |
| EP2041341A1 (en) | 2009-04-01 |
| US9394629B2 (en) | 2016-07-19 |
| DE602006018078D1 (de) | 2010-12-16 |
| MX2009000526A (es) | 2009-01-27 |
| US8710172B2 (en) | 2014-04-29 |
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