TWI250239B - A composite sheet used for artificial leather with low elongation and excellent softness - Google Patents
A composite sheet used for artificial leather with low elongation and excellent softness Download PDFInfo
- Publication number
- TWI250239B TWI250239B TW92102355A TW92102355A TWI250239B TW I250239 B TWI250239 B TW I250239B TW 92102355 A TW92102355 A TW 92102355A TW 92102355 A TW92102355 A TW 92102355A TW I250239 B TWI250239 B TW I250239B
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- Taiwan
- Prior art keywords
- woven
- artificial leather
- composite sheet
- excellent softness
- fiber
- Prior art date
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
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- 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
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- 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
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/024—Woven fabric
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- 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
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/026—Knitted fabric
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- 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
- 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
- B32B5/02—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 structural features of a fibrous or filamentary layer
- B32B5/06—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 structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
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- 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
- 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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- 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
- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
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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
- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43825—Composite fibres
- D04H1/4383—Composite fibres sea-island
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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
- 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
- D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43838—Ultrafine fibres, e.g. microfibres
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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
- D04H13/00—Other non-woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0004—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using ultra-fine two-component fibres, e.g. island/sea, or ultra-fine one component fibres (< 1 denier)
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0013—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using multilayer webs
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- 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
- B32B2250/00—Layers arrangement
- B32B2250/20—All layers being fibrous or filamentary
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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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
- Y10T428/24438—Artificial wood or leather grain surface
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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.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
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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.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3472—Woven fabric including an additional woven fabric layer
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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.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
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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.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
- Y10T442/3724—Needled
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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.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
- Y10T442/3724—Needled
- Y10T442/3732—Including an additional nonwoven 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.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
- Y10T442/3707—Woven fabric including a nonwoven fabric layer other than paper
- Y10T442/3724—Needled
- Y10T442/3764—Coated, impregnated, or autogenously bonded
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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.]
- Y10T442/40—Knit fabric [i.e., knit strand or strip material]
- Y10T442/494—Including a nonwoven fabric layer other than paper
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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]
- Y10T442/637—Including strand or fiber material which is a monofilament composed of two or more polymeric materials in physically distinct relationship [e.g., sheath-core, side-by-side, islands-in-sea, fibrils-in-matrix, etc.] or composed of physical blend of chemically different polymeric materials or a physical blend of a polymeric material and a filler material
- Y10T442/64—Islands-in-sea multicomponent strand or fiber material
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Description
範圍修正本 九、發明說明: 【發明所屬之技術領域】 本發明係關於一種具低延展性及極佳柔軟度人造皮 革之複合片。特別是本發明之人造皮革之複合片由於具有 極佳之形狀穩定性及柔軟觸感,因而適用於家具、車輛、 衣服及各種物品之人造皮革產品。 人造皮革之製造通常係藉由在二組成物,亦即極細 纖維製成之非紡織纖維及聚氨醋〔p〇lyUrethane〕樹脂, 依其用途組成人造皮革之薄片表面上塗覆樹脂,或直接在 該表面染色。 本發明之人造皮革之製造方法之步驟包含··〔丨〕藉 由一梳棉父叉纏繞製程〔carding-cross lapping process〕使 j得可變細之一合成纖維形成一織物;〔2〕將該織物進行 針刺〔needle-punching〕以形成一非紡織纖維;〔3〕利 用聚氨酯〔 Polyurethane〕樹脂滲入該非紡織纖維,並抽 出及移除該合成纖維之島組成物,以使該纖維變的極細, 或先抽出及移除該合成纖維之島組成物,再利用聚氨酯樹 脂滲入該非紡織纖維,以使該纖維變的極細;及〔4〕將 5亥纖維抛〔磨〕光以形成在該表面上之域毛纖維。 【先前技術】 4用製造方法,亦即適用於一般的人造皮革薄片, 製造之人造皮革,由於其具有良好的外觀及觸感,因而廣 泛的使用於衣服、鞋子及手套等。然而,習用之人造皮革 具有較差強度及過高延展性之缺點。這些缺點難以將該薄 21第92102355號專利說明書及申請專利範圍修正本 片使用於品要形狀知疋性之家具之覆蓋物、車椅之覆蓋片 及衣服等。 ^ 為了解決這樣的問題,習用之方法係當製造人造皮 革之薄片日f ’藉由增加飽和之聚氨g旨樹脂之總量以增加形 狀穩定性。在此狀況下,人造皮革雖然具有極佳之^狀穩 定性,但卻具有低柔軟度,並且具有損壞該人造皮革外觀 之風險。 ▲當製造人造皮革之薄片時,f用之方法係試圖減少 該聚氨醋樹脂之總量,以藉此增加該外觀及產品之觸感。 然而,在此狀況下,將降低該人造皮革之形狀穩定^ 曰本專利第S62.78281號及美國專利第5,256,429號 揭示-人造皮革之複合片,其製造係藉由將大於丨丹尼爾u 3之紗線之纖維紡織層插人極細纖維之非紡織纖維層 強材料,並將其進行針刺,接著物理性結合該非纺織纖 層之極細纖維及該纖維層之紗線。 、 該方法能增進該人造皮革之形狀穩定性,但 之纖維層之纖維卻具有遠大於起絨毛的該極細纖維 爾、及突出於該複合>;之表面之缺點,因此使該人= 之觸感粗糙及硬質。此外,當進行染色處理時,由於 於該表面之極細_及_之额維層之粗厚纟鱗之= =尼爾差異’產生純濃度差異,因攝健品之外觀品 負0 種能夠增 如同習用技術所揭示,目前仍未發展出 加形狀穩定性及觸感之人造皮革之複合片。 AUmlaNHF P«t\PFI224. <1^ ~ 7——
4·设21第92102355號專利說明書及令請專利範圍修正本 f發明内容J 本發明之主要目的在於提供一種人造皮革之複合片 ’由於其具有極佳之形狀穩定性及觸感,因而適用於家具 、車輛、服裝及各式物品之人造皮革產品。 本發明提供具有形狀穩定性及觸感之一種人造皮革 之複合片,以便適用於家具、車輛、服裝及各式物品之人 造皮革產品。本發明提供一種人造皮革之複合片,其具有 極佳延展性及柔軟度,其具有大於3〇kg/mm之編結強度 、在持續負載小於2〇%之延展性及小於8〇rnm之韌性,其 藉由將經由具有小於〇·3單細絲丹尼爾製成之紗線所構成 之紡織或編織纖維,***經由極細纖維及聚氨酯樹脂製成 之非紡織纖維所組成之人造皮革之一般薄片,再將其進行 與刺而完成。 •為了達成上述主要目的,如第丨至4圖所示,本發
維層1,其係由極細纖 其係由極細纖維製造構 :· 21第92102355號專利說明 書及申請專利範圍修正本 成,及1氨自曰树爿曰,以共同構成具有極細纖維及聚氨酯樹 脂之組合之區域3。其中,該非紡織纖維層丨之極細纖維 與忒纺織或編織纖維層2之極細纖維相互纏結,且該紡織 或編織纖維層2之極細纖維2a、2b之細度小於或等於該 非紡織纖維層1之極細纖維之細度。 再者,如第1至4圖所示,本發明提供一種人造皮 革之複合片,其包含:一非纺織纖維層i,其係由極細纖 維製成;一紡織或編織纖維層2,其係由極細纖維製造構 成;及聚氨酯樹脂,以共同構成具有極細纖維及聚氨酯樹 脂之組合之區域3。其中,該非紡織纖維層丨之極細纖維 與该紡織或編織纖維層2之極細纖維相互纏結,且該複合 々片具有大於30kg/mm之編結強度、在持續負載小於2〇% ::延展性及小於80mm之勃性。 【實施方式】 首先,本發明採用之極細纖維之製造係藉由結合紡 紗〔conjugate-spinning〕或混合紡紗〔mix spinning〕方 式將聚合物材料之二種纖維製成一海島型或分隔型,或藉 由普通紡紗〔ordinary-spinning〕方式將聚合物材料之一 纖維製成小於0.3丹尼爾之細度。 若為該海島型,該島型組成物可使用聚合物基料之 聚酯〔polyester〕或聚合物基料之尼龍〔nyl〇n〕;該海型 、、且成物則可使用t脂共聚物〔C〇p〇lymer p〇lyeSter〕、聚 乙烯〔polyethylene〕、聚乙烯醇〔p〇lyvinyl alc〇h〇1〕及 聚苯乙烯〔polystrene〕等,其在特定溶劑内之可溶性不 C:\Lindrt\PF Pnt\PFI224. a〇c —9 — 〇5/l2/2〇/|〇;ii7 0^§21第92102355號專利說明童 及申請專利範圍修正本 同於該島型組成物在特定溶劑内之可溶性。 若為分隔型,可使用聚酯、尼龍及聚脂共聚物,其 可藉由使用例如氫氧化納之溶劑,自二種聚合物抽出或移 除一組成物,以分隔該極細纖維。 如第1至4圖所示,本發明使用之極細纖維係由該 人造皮革之複合片型之二種薄片〔層〕形成:一種為紡織 紗線非紡織纖維層1型,而另一種為紡織或編織纖維層2 型。 該紡織紗線非紡織纖維層1之製造可藉由將細度可 小於0.3丹尼爾之一紗線〔細絲〕切割成短纖維,接著利 用一梳棉父叉纏繞製程形成一織物,再將該織物進行針刺 該紡織或編織纖維層2之製造可藉由紡織或編織— 4紡織紗線製成,該纺織或編織纖維層2係藉由在短纖維〔 紡織紗線〕上進行一梳棉撚紗編織製程〔carding_ slivering-twisting process〕製成,該短纖維係藉由將能變 細的紗線〔細絲〕切割至細度小於〇·3丹尼爾製備而成, 亦或是藉由透過一撚紗製程〔twisting process〕將一連續 細絲紡織或編織製備而成’該連續細絲則係由纺紗抽絲製 程〔spin-draw process〕製成。亦即,本發明之由極細纖 維構成之紡織或編織纖維層2,可將紡織紗線製成之一纺 織紗線或連續細絲紗線進行紡織或編織。 本發明使用之極細纖維在纖維細化處理後,較佳係 具有小於0.3丹尼爾的細度。若該極細纖維之細度大於〇 3 ^Ί2/2η/ιη:; C:\LimlH\PF PHt\PF1224..loc ——10 — 125〇?431?21 第 9210 2355號專利說明書及申請專利範圍修正本 丹尼爾,其難以獲得具有柔軟觸感之人造皮革。 此外,本發明構成該紡織或編織纖維層 /X , , 線較 “由小於0.01至0.3丹尼爾細度之極細纖維構成。由於 該紡織或編織纖維2係以針刺操作結合於該紡織紗缺 織纖維層卜較大細度可能導致該紡織或編織纖維之損宝 ,且受損害之該纖維通常出現在該人造皮革之表面。 ’如第4圖所示,由於在表面出現之該纺織或編織纖= 之纖維2e之細度大於該雜織纖維層丨之 θ ^度,其引_人造皮革之科㈣岐域軟度。此3 ^,由於在染色後該人造皮革之色澤依纖維之細度大量改 變’曝露於表面之該紡織或編織纖維層2之纖維呈現= =點。再者,由於纖維之較大細度使得該纺織或編織纖 g層2之觸感產生極度的硬質’其會損害該人造皮革之竿 本發明未特別限制構成該紡織或編織纖維層2之 細纖維之丹尼爾最健。錢,若由極細_彳^成之鈔 係用以生產該紡織或編織纖糾,難以均勻控制該纺 :織纖維層2之細度。延展性之程度在該島型組成物移 後之该製程_增加,而最終產物之物理特性,例如強 及L展|±等’則大巾胃減少,因而降低增加形狀穩定性之 果。因此,該極細纖維之細度較佳係大於請 小於0.3丹尼爾。 匕爾 2構成之紗線之 細度導致物理特 此外,本發明之紡織或編織纖維層 總丹尼爾較佳係、30至150丹尼爾。較4 C:\Lindn\PF Pnt\PFI224. doe (15/1^/20/10:.)7 Λ« ——11——
Hi第921〇2355號專利說明書及申請專利範圍修正本 性、、,例如強度、延展性等之降低,且可能引起形狀穩定性 之減$方面’幸父大細度使該纺織或編織纖维層2極 f硬質’且即使在溶解後變得極度的更細,仍因而難以獲 4 于人造皮革需要的柔軟度及彈性。 在本發明中,構成該紡織或編織纖維層2之紗線, 較佳係由200 極細纖維構成。在纖維細化處理 後’若存在-股之紗線之極細纖維之數量大於1〇,圖,該 纖維變得極細或總體丹尼爾增加。如此將消除形狀穩定性 ^改善效果,或增加該人造皮革喪失錄度之風險,此即 並非本發明之較佳實施方式。 相對的,在纖維細化處理後,若存在一股之紗線之 極細纖維之數量小於200,該纖維變得極粗或總體丹尼爾 減少。如此將消除柔軟度,或提高該物理特性,例如強度 …泰延展性等’產生降低之風險,此即並非本發明之較佳^ 施方式。 土貝 此外,在本發明中之構成該紡織或編織纖維層2之 々、線,較佳係屬於具有500至4000twist/meter〔以下標示 為t/m〕之撚度之一撚紗線。若撚度係5〇〇至7〇〇t/m,該 形狀穩定性具有平均等級,但是具有最佳柔軟度。因此, 這樣的紗線適用於例如需要柔軟觸感之衣服等之人造皮革 〇 再者’若撚度介於700至2,500t/m,該紗線具有低延 展性及良好的柔軟度,適用於需要形狀穩定性之家具之覆 蓋物。另一方面,若撚度係高程度的,即2,5〇〇至4,__ C:\Linda\PF PatNPF^^. doc —12 — 1250碰 21第92102355號專利說明書及申請專利範圍修正本 ,該紗線較適用於例如需要耐磨損及形狀穩定性之汽車坐 椅之覆蓋片之人造皮革。 若該紡織或編織纖維層2屬於紡織纖維,該經紗及 緯紗之密度係大於40yarns/inch,較佳係大於6〇yarns/inch 。该經編纖維之重量較佳係30至200g/m2。 該複合片可藉由不同方法製造,其包含結合該紡織 或編織纖維層2之極細纖維之非紡織纖維層1。最常見的 方法係針刺,其中,一種或多種紡織紗線非紡織纖維層及 紡織或編織纖維薄片係交替排列,且當製造一非紡織纖維Φ 曰守’ 一種或多種紡織紗線非紡織纖維層及紡織或編織纖維 薄片藉由針刺形成纏結。 一 在另一個方法中,將極細纖維之一紡織或編織纖維 溥片結合在具有極細纖維之一非紡織纖維之一中間產物, 該極細纖維係使用一黏膠填滿聚氨酯樹脂,或是該極細纖 維之一紡織或編織纖維薄片可結合在由一系列人造皮革處 理製程,例如拋〔磨〕光處理或染色處理,完成之產物上 ,具有3至15%濃度水溶性聚合物溶液之聚乙烯醇或 綾甲基纖維素〔carboxylmethyl cellulose〕填滿及乾燥在 该非紡織纖維及紡織或編織纖維之複合片上,以便獲得對 應於,纖維重量之5至20重量百分比。此製程由於防止 玄聚氨酯樹脂過度結合於在使聚氨酯樹脂滲入之接續製 私中轉換成-束極細纖維之纖維,其有效的防止該最 物之觸感硬化。 、、 dlnu«\PFI>HUPn224 如 —13 — 21第92102355號專利說明書及申請專利範圍修正本 接著,在該複合片上進行聚氨酯濕化滲入處理。此 步驟使用之聚氨酯彈性體容易溶解於由聚乙二醇類〔 macroglycol〕、異氰酸酯〔diisocyanate〕及一低分子量之 一醇〔diol〕或二氨〔diamine〕組成之垂直键〔straight-chained 〕 聚合 物材料 ,或溶 解於例 如二曱 基曱醯 胺 〔 dimethylformamide,DMF〕之一些交叉結合〔crossiinking 〕聚合物材料。 本發明使用之聚乙二醇類可包含聚醚乙二醇〔 polyether glycol )、聚酯乙二醇〔polyester glycol〕、聚 醚聚 S旨共聚物乙二醇〔polyether polyester copolymer glycol〕、聚碳酸醋乙二醇〔p〇iyCarb〇nate glycol〕等。本 發明之低分子量之二醇可包含4,4,-丁二醇〔butanediol〕 及乙烯乙二醇〔ethylene glyC〇l〕等。亦可使用例如亞甲 ?基-雙-(4,4’_苯胺)〔methylene-bis-(4,4’-plienylamine)〕之 二氨鹽基〔diamine base〕之一鍵延長劑〔chain extender 一飽和溶液之製造係藉由將一洗潔劑、顏料及作用 粒子等加入至聚氨酯彈性體之這種二曱基甲醯胺溶液,並 將該結果溶液溶解。該複合片以該飽和溶液浸泡、以一水 溶液凝固、以50至80°C之熱水洗滌,以便完全去除暫時 填滿的聚合物,接著再將其乾燥。該聚氨酯之含量在染色 後,較佳係對應於該複合片之重量具有20至50之重量百 分比。 接著,該纖維轉化成一束細纖維係藉由使用能夠溶
CALinttaM'F l*nt\PF1224..loc ~ 14 — 05/12/20/10:37 AM 1250239 矿4·心第刪2咖號專利說明書及申請專利範圍修正本 解該海組成物之一氫氧化鈉之溶劑或水溶液,將該海組成 物自構成該非紡織纖維層丨及紡織或編織纖維層2之纖維 移除。該海組成物同時存在於該非賴獅層丨及紡織成 、、爲、、我、截、准層2之纖維内。若海組成物之類型不同,二者皆 必須進行纖維細化處理,其使該處理製程變得複雜。 因此,本發明較佳係該纖維細化處理藉由相同類变 之海組成物製造形成該非紡織纖維層j之纖維及紡織或編 織纖維層2之纖維,以單—溶解製程同步溶解完成。 一若該海組成物屬於一異分子聚合聚酯,該海組成物 藉由使用具有5至15%氫氧化鈉水溶液之一連續或非連續 配置方法以完成分解。若該海組成物屬於聚乙烯或聚苯乙 烯,該海組成物則藉由使用甲苯〔t〇luene〕、四氣乙烯〔 j perchloroethylene〕或二氣乙稀〔trichloroethylene〕進行 處理以完成移除。 例如’該海組成物之異分子聚合聚酯係藉由使用1〇〇 C之10%氫氧化鈉水溶液處理5至1〇分鐘而完全分解或 移除。此時,由於其海組成物同時移除,雖然該非紡織纖 維層1及紡織或編織纖維層2構成之複合片之細度減少至 某種程度,但是該合成片之外型藉由該紡織或編織纖維之 構造而保持完好、由機械性張力導致之縱向延展性之程度 不大、且該複合片表面之表面密度增加。 如同上述方法所揭示,通常該海組成物在聚氨酯滲 入後溶解。此稱為後續溶解。相對的,該海組成物在聚氨 酯滲入前溶解。此稱為前置溶解。在纖維細化處理後,此 C:\Liml»\|*F |·ίΐΙ\ΡΠ2Ζ4. doc -15 - 05/12/2(1/10:,17 ΛΜ 1250239 4· 12· 21第92102355號專利說明書及申請專利範圍修正本 方法用以增進該人造皮革之外觀及物理特性。 並接著,以如此方式獲得該皮革型之複合片之表面, /、形成絨毛係藉由使用配備適當粗糙度之一砂紙之一拋〔 磨^光機器進行抛〔磨〕光處理,因此在該表面上形成絨 毛,、准且接著該絨毛形成粗毛。砂紙之粗縫度可依據其 用途選擇不同者。典型的,其較佳使用150至400篩孔之 如第 及4圖所示,具有絨毛之人造皮 在巨觀上具有以下特徵。首先,在針刺顧時,在=片 毛的表面上’有少數之細絲麟或域或編 ^成織 紡織纖維損壞及突出於該表面。即使有突出於該22之 部份的紡織或編織纖維層2之纖維2a、2b,其: .或等於該麵織纖維層1之纖維la之細度。、%小於 如第4圖所示,若突出於該表面之紡 β 2 ^ ^ Λ、編織纖維 曰之義、准之細度,大於該非紡織纖維層丨之纖維、 細度’其在染色後會變得較明顯,且其單位細絲也 大,因而大幅降低該表面之外觀及觸感。 支件車父 此外,本發明之人造皮革之複合片,該非紡 層1/紡織或編織纖維層2之重量比為9〇:1〇至5〇;、哉維 此,較佳係該非紡織纖維層丨之重量係大於或等 口 或編織纖維層2之重量。 、紡織 再者,本發明之人造皮革之複合片,_細 氨酯樹脂之重量比為9〇:1〇至5〇:5〇。因此,較佳夂來 該非紡織纖維層丨及紡織或編織纖維層2之極 ^構成 、、乘、、隹之總 —16 — 1250碰21 第92102355號專利說明書及申請專利範圍修正本 量大於或等於該聚氨酯樹脂之總量。 具有上述構造特徵之人造皮革之複合片,依據其 途作最後的處理。通常,該複合片藉由染色處理製成 型之人造皮革,或藉由在該表面上形成一聚氨酯塗屌制 鏡面之人造皮革。 仅成 若本發明之人造皮革複合片屬於毛革型,位於該夺 面上之極細纖維具有絨毛構造。 Λ又
當直接進行染色時,若該使用纖維包含尼龍—6,則典 型的以一金屬複合染料或磨粉型酸性染料進行染色。若^ 聚酯,則在一高壓快染機器内以散色染料進行染色。最後 ,當軟化及作用劑處理製程在該染色產品上進行處理時, 則製造出具有極佳表面效果、良好形狀穩定性及柔軟度之 一複合近似毛革之人造皮革。 相對的’若製造具有柔軟表面之鏡面人造皮革,在 具有絨毛纖維之基底纖維上不需進行染色,但是在該絨毛 纖維上則需要利用人造皮革使用之一典型塗層機器進行聚 氨酯塗層。使用該塗層製成之聚氨酯彈性體係用於具有2〇 至30%固態物質之人造皮革之聚氨酯。該塗覆方法〔 coating method〕包含乾或濕化塗層處理,若需要,可採 用層壓處理〔laminating treatment〕。 藉由該上述之步驟及方法,可允許製造具有良好形 狀穩定性及柔軟觸感,即低延展性及極佳柔軟度,之人造 皮革之複合片及人造皮革。 為了製造本發明之人造皮革之複合片,通常,當製 CALindtAPF Pnl\m224.(loc 05/12/20/in:·17 • 第92102355號專利說明書及申請專利範圍修正本 造該非紡織纖維時’由極細纖維製成之纺織或編織纖維薄 片係結合於一非纺織纖維織物。此外,如同上述步驟所示 ,可允許由該極細纖維製成之紡織或編織纖維薄片,將其 結合在已完成一糸列製程包含染色或鏡面塗層處理之人造 皮革處理之產品。 本發明之人造皮革之複合片之各種物理特性檢測如 下: 極細纖維之細度〔丹尼爾〕 通取该人造皮革之複合片之橫斷面樣本,且將其應 用在製備製程,例如金色塗層製程。利用一掃描電子顯微 鏡’拍攝該人造皮革之複合片表面之影像。接著,檢測評 估該影像之極細纖維之橫斷面區域。該橫斷面區域用以獲 gif得雜細藝之每十股〔n=1G〕及其平均值。職獲得: _數值轉換成該影像放大之實際值。接著,該細度可藉由下 列方程式獲得。 曰 細度〔丹尼爾〕=9A p/1 〇〇〇 在該公式中,A係該極細纖維之橫斷面之表面積〔舢2 〕,而P則係該極細纖維之密A〔g/cm3〕。之 检度係1.14,聚對苯二t酸乙_ 心 __咖〕之應用密度則係^日〔P。㈣加e 若該橫斷面呈一圓型’該極細纖維 可藉由測量該橫斷面直徑之下列 β _面面積 屬於非圓型,該橫斷面面積 ::得。若該橫斷面 。 賴❹讀外直接獲得 C:\Linclw\CF pHt\RFI224. doe
05/12/20/10;,Π AM 〜18〜 第92102355號專利說明書及申請專利範圍修正本 若該橫斷面呈一圓型: 橫斷面〔um2〕= 7Γ D2/4 極細纖,錐之數署 自該製備的人造皮革之複合片選取一股構成該紡織 或編織纖維層2之紗線,且將其應用在製備製程,例如金 色塗層製程。接著,利用一掃描電子顯微鏡,拍攝一股構 成該紡織或編織纖維層之紗線之橫斷面之影像,並叶管出 該影像上顯示之極細纖維之數量。 編結強唐 具有寬100mm及長i〇〇mm之二測試片段,分別製 備在人造皮革之衩合片之縱向及橫向内。一測試片斷之一 端覆蓋在另一測試片斷之一端上。接著,縫製〔*〕一折 疊部,該折疊部距離各測試片斷之端部1〇mm,以便各自 的在該縱向及橫向内形成二組測試片斷。該編結強度係在 76.2mm〔 3inch〕之夹鉗距離、同時在上部及下部之長 2〇mm及寬30mm之夾鉗尺寸、及2〇〇mm/min之拉拔速 度之條件下量測。計算出在該二方向内之測量平均值,且 於此記述該人造皮革之「編結強度」為該複合片細度每伸 長毫米•公斤。 *尚韌性尼龍紗線係作為該縫製紗線,且縫製距離係 4mm。在一般的縫紉紗線之中,高韌性尼龍紗線具有約2㈧ 丹尼爾之高強度。其具有之張力強度必須大於該測試片斷 之張力強度,且必須不能改變該測試結果。此外,在該相 反ί而之縫切必須藉由與切割成較大長度之縫幼紗線縫製完 I25〇239 94· 12· 21第92102355號專利說明書及申請專利範圍修正本 成牢固結合,使得該縫紉不能鬆開。 在持續負載之延展性 具有寬50mm及長250mm之三測試片段,自該橫向 及縱向内之人造皮革之複合片切除,並沿著其中心線標註 100mm之標準長度。這些測試片斷以夾钳距离隹15〇_之 方式固定於-疲勞測試器〔*〕上,並謹慎的將8公斤負 載〔包含該下夾钳之負載〕懸掛在該測試片斷上持續1〇 分鐘。藉由懸掛該負載持續1〇分鐘,即可獲得該標準長 度〔1〇〕,且在持續負載之延展性可藉由下列方程式獲得 在持續負載之延展性〔%〕== i。—1〇〇
公式中,10表示懸掛8公斤負載持續十分鐘後之標 準長度〔mm〕。*本發明使用rMarlens疲勞測試器」作 為該疲勞測試器。 fell 具有寬25mm及長200mm之五測試片段,分別由該 縱向及橫向内之樣品選取。該測試片斷置放在一平滑的水 平桌上,该水平桌在其指定端具有45度傾斜面及頂面具 有一刻度尺,以便該測試片斷之短側符合該刻度尺之基線 接者,该/則试片断猎由與其相同尺寸之一壓板進行壓迫 ,且以近似10mm/seC之速度往該傾斜面滑動,當該測試 片断之一端接觸該傾斜面時,該測試片斷之另一端之位置 藉由該刻度尺讀出。該韌性由測試片斷自該基線移動距離 〔mm〕表示。該韌性係由各測試片斷之前表面及背面測 —20 — 書及申請專利範圍修正本 I25〇H?21第92102355號專利說明 得並以-平均值表示,該平均值分別由在該橫向及側向内 之五測試片斷之前表面及背面測量獲得。 表面狀態〔外觀/色:%是異] 該表面狀態經由10位成員評估。該表面狀態經由八 人以上認从好的,職示為「◎」;若該表面狀態經由 六或七人認為是好的,則標示為「◊」;該表面狀態經由
四或五人認為是好的,則標示為「△」; 由三人以下認為是好的,則標示為「X 及該表面狀態經 本發明將以下方式詳細揭示各實施例,然而未因 此而限制本發明之實施方式。 實例一 -種海島型合成連續纖維具有3丹關之細度,其 〜'可轉化成-束細纖維,其製備係藉由紡織〔spinning〕+及 抽絲〔drawing〕製程’由7〇重量百分比之聚對苯二甲酸 乙二醇酯作為一纖維成形組成物、及3〇重量百分比之聚 脂共聚物作為-抽出组成物。此時,該連續纖維之單細絲 具有16條極細纖維〔纖維成形組成物〕。一部份複合纖 維可轉化成-束細纖維,其用以生產短纖維,其在4〇°_ 長度切割及使其捲曲。另-部份之複合纖維作為生產一纺 織纖維之經紗及緯紗’該纺織纖維在一樵機械内,以每公 尺•測扭轉、以75丹尼爾之總細度方式機成連續纖維 的形式後,兀成具有l〇〇yarns/inch之經紗密度、 8〇yarns/inCh之緯紗密度及100g/yd之重量之纺織山纖ς。 該短纖維藉由偏交域繞製程而形成—織物,該織物在 C:\limlrt\PF PHt\PFI224.doc 一 21 — n5/i2/2n/in:.u am .1250^^^21第92102355號專利說明書及申請專利範圍修正本 ^ 一非紡織纖維之製備期間,藉由針刺結合於該紡織纖維, mi; 因而形成一複合片。該非紡織纖維層及紡織纖維層之複合 片在10%聚乙烯醇之水溶液内填充〔padded〕及乾燥,以 便對應該纖維重量而具有10重量百分比之總額。接著, 將該複合片浸泡於15%飽和溶液,該15%飽和溶液之製 備係藉由將該聚醚一聚酯共聚物乙二醇〔0〇1穴出仏 polyester copolymer glycol〕型之聚氨酯彈性體稀釋在二曱 基甲醯胺内。之後,該聚氨酯以該水溶液凝固、以7〇它 熱溶液洗滌以便去除聚乙烯醇聚合物〔polyvinyl aUx)hQl polymer〕、及乾燥。該聚氨酯之含量在該乾燥步驟後達 到25重量%。由該纖維及聚氨酯構成之複合片,其轉化 成一束細纖維係藉由以l〇(TC之10%水溶液之氫氧化鈉繼 績處理以便完全移除該海組成物,亦即聚酯共聚物〔 copolymer p〇lyester〕,以便僅有該島組成物,亦即該聚 酯細纖維組成物,留下。此時,該纺織纖維層内之非纺織 纖維層及極細纖維之纖維同時具有〇13丹尼爾細度,且 構成该紡織纖維之細絲之極細纖維數量為4〇〇條。接著, 為了獲传絨毛,-部分該極細纖維藉由使用#24〇 處理完成切除及_毛。之後,該薄片在^高麼 立:機裔内’使用具有極佳不退色之散色染料進行染色。 者,將該薄片進行切割、清淨及乾燥處理。接著,進行 ::劑及抗靜電劑處理舆絨毛端軟化處理,以此製 =:=。片。該人造皮革複合片之物理斷 05/lZ/2〇/|〇;ii 22 I25〇2J^$21第92102355號專利說明書及申請專利範圍修正本 實例二至五 除了一非紡織纖維之極細纖維之丹尼爾、構成一紡 織纖維之紗線之極細纖維之數量、構成該紡織纖維之紗線 之撚度及構成該紡織纖維之紗線之極細纖維之丹尼爾如表 1所示之變化之外,人造皮革之一複合片以相同於實例一 方式製備。該人造皮革複合片之物理特性評估列於表2。 表1 :製備條件 在非紡織纖維内 之極細纖維之丹 尼爾 (丹尼爾) 丨 -—-- 纺織纖維之細絲 極細纖維之 丹尼爾 極細纖維之 數量 實例一 0.13 0.13 400 實例二 0.15 0.07 ------ 900 實例三 0.07 0. 07 -- 3, 600 實例四 0.07 0. 04 --——-- 900 實例五 0.20 0.13 1,500 比鮫實例一
除了使用75丹尼爾/24細絲〔單細絲: 乂 j尼爾 〕之一聚醋多細絲〔muhifilament〕作為—紡織纖維之姑 紗及緯紗外,人造皮革之一複合片以相同於實例—方式; 備。該人造皮革之複合片之物理特性評估列於表2。 I衣 &鮫實例二 除了使用75丹尼爾/24細絲〔單έ田轉· 1^ 平、、、田'、、糸· 3.16丹尼爾 〕之-聚醯胺〔polyamide〕多細絲作為—紡織纖維之經 炒及緯紗外,人造皮革之一複合片以相同於實例—方式掣 備。該人造皮革之複合片之物理特性評估列於表2。 C:\L.mla\CF P«t\PFI22i ^5/12/20/1(1:37 —23 — 125()@21第咖爾利說明書及申請專利範圍修正本 125()@21第咖爾利說明書及申請專利範圍修正本 表2 :人造皮革之複合片之物理特性評估纟士暴
比較實例 工業應用性 因為本發明之人造皮革之複合片包含由細度小於 丹尼爾之極細纖維之紗線組成之一紡織或編織纖維層2·, 沪;〜且該紡織或編織纖維層2之極細纖維與一非紡織纖維層工 泛运£1/之極細纖維纏結,所以具有低延展性及良好的形狀穩定性 就形狀穩定性而言,本發明之人造皮革之複合片具 有在持續負載小於2G%之延展性,因此不會f發生形態改 變。此外,編結強度大於30kg/mm,因此呈現非常堅固及 耐磨損之縫紉特性。因此,本發明之人造皮革之複合片非 常適用於需要良好的形狀穩定性及編結強度之汽車座椅之 覆蓋片及家具之覆蓋物之產品,及需要較佳強度及高耐磨 性之衣服之人造皮革之產品。 再者’構成本發明之人造皮革之複合片之非纺織纖 維層1之纖維及該紡織或編織纖維層2之纖維,皆係由小 於〇·3丹尼爾之極細纖維組成,因此具有良好的柔軟度。 C. MindaNPF Ρ«1\ΡΠ224. doc
«·ν 12/20/10:,)7 ,W —24 — 1250239 94u第92腦仍號專利說明書及尹請專利範園修正本 於 就柔軟軟度而言,本發明之人造皮革之複合 8〇mm之韌性,因此非常的柔軟。 D 具有小" 因此,由於本發明之人造皮革之複合 之形狀穩定性及柔軟度,_制剌於包αΓ具有極 串人造皮革及合成皮革之所有種類皮革=然皮革 車座椅之覆以、絲具及紐之覆蓋物。_適用於汽 =然本發明已以難#_揭示,料 疋本發明,任何孰羽4 F用Μ限 範圍内,當可在不脫離本發明之精神和 各視徭由 更動與修改,因此本發明之保護範圍 田視後附之申請專利範圍所界定者為準。 C:\Linde\PF hit\PF!224. Joc —25 一
05/12/20/Ι0;Ϊ7 AM 1250239 " F4·戊21第92102355號專利說明書及申請專利範圍修正本 【圖式簡單說明】 苐1圖·本發明之人造皮革之複合片之剖面之掃描 電子顯微影像。 第2圖:本發明之人造皮革之複合片之剖面之示意 图其中紡織或編織纖維層之極細纖維之丹尼爾小於一 非紡織纖維層之極細纖維之單尼爾。 立第3圖:本發明之人造皮革之複合片之該剖面之示 意圖,其中該紡織或編織纖維層之極細纖維之丹尼爾等於 该非紡織纖維層之極細纖維之單尼爾。 Μ£ζΜ· 立第4圖:本發明之人造皮革之複合片之該剖面之示 f圖’其中該纺織或編織纖維層之極細纖維之丹尼爾大於 遠非紡織纖維層之極細纖維之單尼爾。 【主要元件符號說明】 1由極細纖維製成之非紡織纖維層 1 a非紡織纖維層之極細纖維 2由極細纖維製成之紡織或編織纖維層 細纖維之丹尼爾之纺織 二= :::維層之極細纖維之丹尼爾之紡織或 3 具有極細纖維及聚氨崎脂之組合之區域 C:\Limln\PF Hat\PFI224. doc
Π5/12/20/ΙΠ:37 AM —26〜
Claims (1)
1250^3^21第92102355號專利說明書及申請專利範圍修正本 十、申請專利範圍: 1、一種具低延展性及極佳柔軟度之人造皮革之複合片, 其包含: 一非紡織纖維層,其係由細度小於0.3丹尼爾之極細 纖維製成; 一纺織、編織纖維層,其係由細度小於〇·3丹尼爾之 極細纖維製成之紗線所構成,該紡織、編織纖維層之 紗線之總丹尼爾數係30至150丹尼爾,其撚度係500 至700扭轉/公尺,且其重量係3〇至2〇〇公克/平方公 尺;及 一聚氨酯樹脂,其滲入該非紡織纖維層及紡織、編織 纖維層内; 其中,該非紡織纖維層之極細纖維與該紡織、編織纖 維層之極細纖維相互缠結。 2、依申Μ專利|&圍第i項所述之具低延展性及極佳柔軟 度之人造皮革之複合片’其中位於該人造皮革之複合 片之表面上之極細纖維形成起絨毛。 3依申明專利圍第!項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中該紡織、編織纖維層之 極細纖維之細度係仏丨至。』丹尼爾。 4、 依申料職㈣1項所述之具麵紐及極佳柔軟 度之人皮革之複口片’其中該紡織、編織纖維層構 成之紗線係由200至1,_條極細纖維構成。 5、 依申請專利範圍第1項所述之具低延展性及極佳柔軟 r.ALimla\PF fnt\PFI224.doc 一 27 05/12/20/10:37 ,« 第92102355號專利說明書及申請專利範圍修正本 度之人造皮革之複合片,其中構成該紡織、編織纖維 層之紗線之撚度係700至2,500扭轉/公尺。 6、 依申請專利範圍第1項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中其中構成該紡織、編織 纖維層之紗線之撚度係2,500至4,000扭轉/公尺。 7、 依申請專利範圍第1項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中構成該紡織、編織纖維 層之紗線係一紡織纖維紡織紗線及連續細絲紗線。 8、 依申請專利範圍第1項所述之具低延展性及極佳柔軟_ 度之人造皮革之複合片,其中構成該紡織、編織纖維 層屬於樹脂基料之聚酯及樹脂基料之尼龍。
9、 依申請專利範圍第1項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中該紡織、編織纖維層之 經砂及緯紗之丹尼爾係大於40紗線/英u寸。 忉、依申請專利範圍第1項所述之具低延展性及極佳柔軟 度之人造皮革之複合片’其中該紡織、編織纖維層之 極細纖維之細度小於及等於該非紡織纖維層之極細纖馨 維之細度。 11、 依申請專利範圍第10項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中位於該人造皮革之複合 片之表面上之極細纖維形成起絨毛。 12、 依申請專利範圍第10項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中該非紡織纖維層與紡織 、編織纖維層之重量比係90:10至50:50。 03/12/20/10:^7 AM —28 - I &· 12· 21第92102355號專利說明金 及申請專利範圍修正本 13、 依申請專利範圍第1〇項所述之具低延展性及極佳柔軟 度之人造皮革之複合片,其中該極細纖維與聚氨酯樹 脂之重量比係90:10至50:50。 14、 依中料利第丨項所述之具低延展性及極佳柔軟 度^人造皮革之複合 >;’其中該複合片具有大於3〇公 斤/毫米之編結強度、在持續負载小於惠之延展性及 小於80毫米之韌性。 15 攀 ^申請專利第14項所述之具低延展性及極佳柔軟 二造皮革之複:片,其中位於該人造皮革之複合 片之表面上之極細纖維形成起絨毛。
:如此丨,F_n224.doc 05/12/2η/ΐη:;Π AM 29 21第92102355號專利說明書及申請專利範圍修正本 七、指定代表圖: (一) 本案指定代表圖為:第(1 )圖。 (二) 本代表圖之元件符號簡單說明: 無
本案若有化學式時,請揭示最能顯示發明特徵的化學 式:
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US7820569B2 (en) | 2010-10-26 |
US20070151654A1 (en) | 2007-07-05 |
KR20030066341A (ko) | 2003-08-09 |
EP1470283A1 (en) | 2004-10-27 |
US20050009426A1 (en) | 2005-01-13 |
US7896997B2 (en) | 2011-03-01 |
CN1281812C (zh) | 2006-10-25 |
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JP4291697B2 (ja) | 2009-07-08 |
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WO2003064756A1 (en) | 2003-08-07 |
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