TWI274764B - Cellulosic fiber composites II - Google Patents

Cellulosic fiber composites II Download PDF

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Publication number
TWI274764B
TWI274764B TW92124356A TW92124356A TWI274764B TW I274764 B TWI274764 B TW I274764B TW 92124356 A TW92124356 A TW 92124356A TW 92124356 A TW92124356 A TW 92124356A TW I274764 B TWI274764 B TW I274764B
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Taiwan
Prior art keywords
composite
fiber
resin
weight
fibers
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TW92124356A
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English (en)
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TW200400219A (en
Inventor
Marshall Medoff
Arthur Lagace
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Xyleco Inc
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Publication of TWI274764B publication Critical patent/TWI274764B/zh

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00Recovery or working-up of waste materials
    • C08J11/04Recovery or working-up of waste materials of polymers
    • C08J11/06Recovery or working-up of waste materials of polymers without chemical reactions
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01NPRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/34Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/20Reducing nutritive value; Dietetic products with reduced nutritive value
    • A23L33/21Addition of substantially indigestible substances, e.g. dietary fibres
    • A23L33/24Cellulose or derivatives thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/0026Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C08J5/045Reinforcing macromolecular compounds with loose or coherent fibrous material with vegetable or animal fibrous material
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00Compositions of unspecified macromolecular compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04Disintegrating plastics, e.g. by milling
    • B29B17/0412Disintegrating plastics, e.g. by milling to large particles, e.g. beads, granules, flakes, slices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02Separating plastics from other materials
    • B29B2017/0213Specific separating techniques
    • B29B2017/0217Mechanical separating techniques; devices therefor
    • B29B2017/0224Screens, sieves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04Disintegrating plastics, e.g. by milling
    • B29B2017/0424Specific disintegrating techniques; devices therefor
    • B29B2017/044Knives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2311/00Use of natural products or their composites, not provided for in groups B29K2201/00 - B29K2309/00, as reinforcement
    • B29K2311/12Paper, e.g. cardboard
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00Flat articles, e.g. films or sheets
    • B29L2007/002Panels; Plates; Sheets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/52Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/29Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913Rod, strand, filament or fiber
    • Y10T428/2929Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • Y10T428/2931Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, etc.]

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Agronomy & Crop Science (AREA)
  • Nutrition Science (AREA)
  • Mycology (AREA)
  • Plant Pathology (AREA)
  • Toxicology (AREA)
  • Dentistry (AREA)
  • Food Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Reinforced Plastic Materials (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Multicomponent Fibers (AREA)
  • Paper (AREA)
  • Nonwoven Fabrics (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Laminated Bodies (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Artificial Filaments (AREA)

Description

I274764 坎、發明說明 (僉明說明應敘明:發明所屈之技術領域、先前技術内☆、 令、贫施方式及圓式簡單說明) 【發明所屬之技術销域】 發明領域 本發明係有關於樹脂及纖維素或木質纖維素之複 5 合物。 樹脂㈣於如食品包裝等各式應用。以樹脂製造 之良物容器之典型為一經使用,即可捨棄。 纖維素及木質纖維素材質被生產、加工處理,並大量 ⑺採用於許多應用中。-經使用,這些纖維通常被當作廢料 捨棄。結果,-如樹脂廢棄物,纖维素及木質纖維素纖維 廢茶物持績增加。 樹脂被用於如食品包裳等各式應用。以樹月旨製造 之&物谷态之典型為一經使用,即可捨棄。 υ纖維素及木質纖維素材質被生產、加工處理,並大量採用 於許多應用中。—經使用,這些纖維通常被當作廢料捨棄。 結果’-如樹脂廢棄物,纖維素及木質纖維素纖維廢棄物 持績增加。 【潑^明内】 20 本發明概述 -般而言,本發明之特徵係一複合物,其包含有樹 脂及捲曲的纖維素或木質纖維素纖維。 本發明特徵係一種複合物,其包含有樹脂,如熱塑 性樹脂,及重量至少約2% (較佳的重量為至少約 6 1274764 玖、發明說明 之捲曲的纖維素或木質 —種複合本發明之特徵亦為 纖维乙烯及重量至少⑽之捲曲的 纖維素或木質纖維素纖維。 …本發明之進一步特徵係在於-種複合物,其包含有 树月曰及纖維素或木質 卿I,或拉伸強戶至 維,其抗f強度至少約 1甲強度至少約3000 psi。 勺括:1:本發明之特徵為製造複合物之方法’·該方法 =:纖维素或木質纖维素纖維以形成捲曲的纖 維素或木質纖维素纖維,秋 10 合。較佳的方、参勺缸'、、、讀_曲的纖维與樹脂結 之特徵亦為一種萝i皮递人t 乃 冬设5物之方法’其包括有斬切纖維 π或木讀維素纖維並使該纖維與樹脂組合。 此處制「捲㈣纖料或木輯维素纖 15 该纖維曾被斬切至使纖維4 ^ 暴路之程度。這此_ 維之至少約50% (較佳為至少 二纖 比㈣… )之長度/直徑(L,D) 比率至乂為5,較佳為至少25,或至,丨、 之實施例顯示於第旧。… 捲曲的纖維 /發明之複合物係強勃、重量輕,且不貴的。该用 於衣造该複合物之原料可輕 又仔,例如,並句杯. 以樹脂製成之廢棄容器,及纖 一 棄物。 纖准素或木質纖維素纖維廢 本發明之其他特徵及優點將見於相 例之描述,及巾請專利範圍。 4具體實施 20 !274764 玖、發明說明 圖式簡單說明
D 實施例之描& 較佳的複合物包括樹脂及捲曲的纖維素或木質纖維 素纖維。 0 捲曲的纖維素或木質纖維素纖維,並有 助於控制該複合物之外形。該樹脂亦傳送該纖維之外部負 載亚Γ隻該纖維免受環境及構造性損害。較佳的複合物包 括重:約20:至約6。%,較佳的約3。%至_之該樹脂。 〜树月曰之“例包括聚乙烯(例如包括低密度聚乙烯及 南密度聚乙烯)、聚丙婦、聚苯乙烯、聚碳酸醋、聚丁浠、 ^性聚醋、聚酉旨、熱塑性聚氨醋、PVC、尼龍,及其他 =«脂較佳的具低炫體流動指數。較佳 數少於 之水乙烯及聚丙烯。 料購得,或得自回收或廢棄 該樹脂較佳地得自回收或廢 。樹脂之較佳來源係使用過 该樹脂可以未經使用之原 原料,且通常以顆粒狀取得。 茶樹脂,因為這些原料較不貴 的^^乙細牛奶瓶。 ’曲的纖維素或木質纖維素纖維提供該複合物之 強度。該複合物可包括重量約3〇%至9〇%,較佳地約% /至70%之捲曲的纖維素或木質纖維素纖維。纖維素纖維 1274764 玖、發明說明 之實施例包括紙及紙製品;木質纖維素纖維之實施例包括 木材、木材纖維,及木材相關原料,即衍生自洋麻、草莖、 米糠、甘蔗渣、棉,及黃麻之原料。較佳的纖維素纖維係 白報紙。較佳的木質纖維素纖維包括黃麻及洋麻。 5 該複合物亦包括偶合劑。該偶合劑有助於該親水性纖 維與該疏水性樹脂之鍵結。偶合劑之實施例包括有 FUSABOND®(得自 Dupont, Delaware)及 POLYBOND®(得自 Umiroyal Chemical, Connecticut)系列之經順 丁烯二酸酐改 質之聚乙烯。較佳的偶合劑為經順定烯二酸酐改質之高密 10 度聚乙烯,如 FUSABOND® MB 100D。 該複合物亦可包含有業界習知的添加劑,如塑化劑、 潤滑劑、抗氧化劑、遮光劑、熱穩定劑、著色劑、防燃劑、 除蟲劑、沖擊改性劑、耐光劑,及抗靜電劑。 起始材料之製備 15 若採用回收纖維素或木質纖維素纖維,其需經清潔及 乾燥。該纖維素或木質纖維素纖維接著必須在與該熱塑性 樹脂組合前經捲曲。該纖維可用許多種機械性方法之任一 種,或其組合捲曲之。較佳的捲曲方法包括首先以標準切 割器將該纖維素或木質纖維素纖維切割至1/4至1/2英吋之 20 斷片。這些斷片接著以旋轉切割機斬切之,如同Perry’s Chem. Eng. Handbook, 6th Ed.,at 8-29 (1984)中所描述者(得 自Sprout,Waldron Componies)。然後該捲曲的纖維通過2 mm網篩。其可被貯存於密封袋中;其被使用前應於約10 51 1274764 玖、發明說明 乾燥4至8小時(直到其水分含量低於〇5% )。 、品該樹脂可以顆粒狀或粒狀購得且不需進一步純化或乾 雇即可使用。若表面水分出現於該顆粒狀或粒狀樹月旨上, 則使用前應乾燥。 明該複合物可如下製備。以2_乾鋼機混合的標準橡膠/塑 膠加熱至325至40(rc。該樹脂(通成為顆粒狀或粒狀)被添加 至該加熱的軋鋼機。約10分鐘後,該偶合劑被添加至該軋 鋼機再五分鐘後,該捲曲的纖維素或木質纖維素纖維被 10添加至該溶融樹脂/偶合劑混合物中。該搂曲的纖維約㈣ 分鐘後被添加。 該複合物被自該軋鋼機移除,切片並冷卻至室溫。然 後以標準壓鑄模技術壓鑄模成板狀。 將該成分間隔地交付至授拌器,如密閉式混合機。該 15成分於室溫維持於少於至少㈣代下被攪拌。然後該混合 物可被壓鑄模。 另-具體貫施例中,該成分可混合於壓出機攪拌器 中,如MARIS (Turin) TM 85具共旋螺旋之壓出機裝備。該 樹脂及該偶合劑被添加於該壓出機加料管;該纖維素或木 2〇質纖維素纖維被送入該壓出機管道約1/3長皮之下至該熔融 樹脂。該壓出機之内部溫度被維持於約少於⑽。c。該輸出 口處,該複合物以冷卻繩索切割成顆粒狀。 任擇地,該混合物首先可被製備於檀掉器中,然後傳 1274764 玖、發明說明 I至用於塵出機顆粒切割步驟之塵出機。 於另具體實施财,熟f此㈣可彻纖維形成技 術將该禝合物製成纖維。 或複合身之性曾 忒產生的複合物包或囊封於樹脂基質内的纖維網狀夺 統;。該纖維形成格子網狀系統,提供該複合物之強度。由 於錢維素或木質纖維素纖維被捲曲,和以不捲曲的纖维 鍵 鍵 素或木質纖維素纖維製備之複合物比起來,可和該樹脂 10 結的表面積數值增加。該樹脂和暴露的纖維表面產生 結’造成該纖維網狀系統和該樹脂基質之直接混合。· 維和該樹㈣質之直接混合進—步纽該複合物。 用途 该樹脂/纖維複合物可被用於數種應用中。該複合物強 拿刃且重量輕,·於實施例中,其可被用作木材取代物。塗刷 亥树月曰有助於该複合物之防水性,所以其可被用於戶外之 應用。例如,該複合物可被用於製造延長戶外貯存時間之 顆粒。 複合物如下被製備。以2-軋鋼機混合的標準橡膠/塑膠 20加熱至325至400°C。該樹脂(通成為顆粒狀或粒狀)被添加至 該加熱的軋鋼機。約;[〇分鐘後,該樹脂團結於該滾輪上(也 就是,其熔化並融合至該滾輪)。然後該偶合劑被添加至該 軋鋼機。再五分鐘後,該捲曲的纖維素或木質纖維素纖维 1274764 玖、發明說明 被添加至該熔融樹脂/偶合劑混合物中。該纖維素或木質纖 維素纖維約經1 〇分鐘後被添加。 該複合物隨即被自該軋鋼機移除,切片,並准許冷卻 至室溫。以約80 g為一組,各組以標準壓鑄模技術壓鑄模成 5 6”x 6”x 1/8”之板狀。 8 9810 (ASTM D790) 6.27 (ASTM D790) 1274764 玖、發明說明 種複合物包含下列成分 第1號複合物 成分 量(g) 高密度聚乙烯1 160 舊報紙2 240 偶合劑3 第1號複合物之性質如下所示: 抗彎強度(psi) 抗彎係數(109 psi) 第二複合物包含下列成分: 第2號複合物 10 成分 高密度聚乙烯 舊雜誌2 偶合劑3 第2號複合物之性質如下所示: 抗彎強度(psi) 抗彎係數(109 psi) 量(g) 160 240 8 9060 (ASTM D790) 6.78 (ASTM D790) 1
Marlex 16007
利用具2腦網孔之旋轉切割機捲曲 FUSABOND® 100D 15 其他具體實施例於申請專利範圍中。 1274764 玖、發明說明 【圖式簡單說明3 第1圖是第1圖係捲曲的報紙,經放大五十倍之照片。

Claims (1)

1274764 拾、申請專利範圍 1· 一種複合物,其包含有樹脂及纖維,其中該纖維係為 纖維素纖維或木質纖維素纖維,且約2重量%至約 90重量%之该纖維係為捲曲的;其中該樹脂係選自於 由聚乙稀、聚丙烯、聚苯乙晞、聚碳酸酯、聚丁烯、 5 聚酯、聚醚、聚氨酯、聚氣乙烯及尼龍樹脂所組成 之群組中;其中該纖維素或木質纖維素纖維係選自 於由紙、紙製品、木材、木材纖維、木材相關原料、 洋麻、草莖、米糠、甘蔗渣、棉、黃麻以及衍生自 其等之原料所組成的群組中。 10 2·如申请專利範圍第1項之複合物,其中至少約5%重 量之該纖維係為捲曲的。 3.如申請專利範圍第1項之複合物,其中該纖維係為白 報紙。 4·如申請專利範圍第1項之複合物,其中該纖維係為黃 15 麻。 5·如申請專利範圍第1項之複合物,其中該纖維係為洋 麻。 6·如申請專利範圍第1項之複合物,其中該樹脂係為雜 遠、紙。 20 7 , . ^ • 0甲晴專利範圍第1項之複合物,其中該樹脂係經漂 白的牛皮紙板。 8·如申請專利範圍第1項之複合物,其中該樹脂係為熱 塑性樹脂。 9·如申請專利範圍第8項之複合物,其中該熱塑性樹脂 15 1274764 拾、申請專利範圍 係為聚乙稀。 10·如申請專利範圍第8項之複合物,其中該熱塑性樹脂 係為聚丙烯。 u·如申請專利範圍第1項之複合物,其中該複合物包含 5 有約50重量%至7〇重量%之樹脂及約37重量%至 5〇重量%之纖維。 12·如申請專利範圍第1項之複合物,其中至少約5〇重 里‘之纖維係為捲曲的。 1 〇 、卜 •一種複合物’其包含有樹脂及至少約2重量%之纖 維;其中該樹脂係選自於由聚乙烯、聚丙烯、聚苯 乙烯、聚碳酸酯、聚丁烯、熱塑性聚酯、聚醚、熱 塑性♦氣醋、聚氯乙稀及尼龍樹脂所組成之群組中; 該纖維係為曾被斬切至使纖維内部實質暴露之程度 的纖維素纖維或木質纖維素纖維紙。 15 14·如申請專利範圍第13項之複合物,其包含至少約5 重量%的捲曲纖維。 15·如申請專利範圍第13項之複合物,其中談纖維係為 白報紙。 16·如申請專利範圍第13項之複合物,其中該樹脂係為 20 雜諸紙。 17 ·如申請專利範圍第13項之複合物,其中該樹脂係經 漂白的牛皮紙板。 18·如申請專利範圍第13項之複合物,其中該樹脂係為 熱塑性樹脂。 16 1274764 拾、申請專利範圍 19·如申請專利範圍第18項之複合物,其中該熱塑性樹 脂係為聚乙烯。 20·如申請專利範圍第18項之複合物,其中該熱塑性樹 脂係為聚丙烯。 5 21·如申請專利範圍第13項之複合物,其中該複合物包 含有約50重量%至約7〇重量%之樹脂及重量約30 重量%至約50重量%之纖維。 22· —種複合物,其包含有聚乙烯及纖維,其中該纖維係 為纖維素纖維或木質纖維素纖維紙,至少約50重量 0 %之該紙曾被斬切至使纖維内部實質暴露之程度的 纖維素纖維或木質纖維素纖維紙。 23· —種複合物,其包含有樹脂及纖維,其中該複合物具 有至少約3000 psi之抗彎強度,其中該纖維係為曾 被斬切至使纖維内部實質暴露之程度的纖維素纖維 5 或木質纖維素纖維紙,及 其中該樹脂係選自於由聚乙烯、聚丙烯、聚苯乙烯、 聚碳酸酯、聚丁烯、熱塑性聚酯、聚謎、熱塑性聚氨 6曰、聚氣乙細及尼龍樹脂所組成之群組中。 2 4 ·如申請專利範圍第21項之複合物,其中該複合物具 -0 有至少約6,000 psi ·之抗彎強度。 25.如申請專利範圍第21項之複合物,其中該複合物具 有至少約1 0,000 ps i之抗彎強度。 26·如申請專利範圍第13項之複合物,其中至少約5〇% 之該等纖維具有至少為5之長度/直捏比率。 17 1274764 拾、申請專利範圍 27. 如申請專利範圍第13項之複合物,其中至少約50% 之該等纖維具有至少為2 5之長度/直徑比率。 28. 如申請專利範圍第13項之複合物,其中至少約50% 之該等纖維具有至少為50之長度/直徑比率。 18
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