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TW201410613A - 可塑化隔熱組成物、透明隔熱中間膜及包含其之透明隔熱夾層板 - Google Patents

可塑化隔熱組成物、透明隔熱中間膜及包含其之透明隔熱夾層板 Download PDF

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TW201410613A
TW201410613A TW102121489A TW102121489A TW201410613A TW 201410613 A TW201410613 A TW 201410613A TW 102121489 A TW102121489 A TW 102121489A TW 102121489 A TW102121489 A TW 102121489A TW 201410613 A TW201410613 A TW 201410613A
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heat insulating
transparent
interlayer film
insulating interlayer
transparent heat
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TW102121489A
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English (en)
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Yu-Chih Kao
Chen-Kuo Lu
Chia-Che Chuang
Tzu-Ching Hung
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Taiflex Scient Co Ltd
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Priority to TW102121489A priority Critical patent/TW201410613A/zh
Priority to CN201310290993.6A priority patent/CN104231500A/zh
Priority to US14/018,832 priority patent/US20140370263A1/en
Priority to JP2013209729A priority patent/JP5950882B2/ja
Publication of TW201410613A publication Critical patent/TW201410613A/zh
Priority to TW103119995A priority patent/TWI507457B/zh
Priority to CN201410268853.3A priority patent/CN104231306B/zh

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10605Type of plasticiser
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10614Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer comprising particles for purposes other than dyeing
    • B32B17/10633Infrared radiation absorbing or reflecting agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10678Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer comprising UV absorbers or stabilizers, e.g. antioxidants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10688Adjustment of the adherence to the glass layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B32B17/10005Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
    • B32B17/1055Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
    • B32B17/10761Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/18Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • B32B27/365Layered products comprising a layer of synthetic resin comprising polyesters comprising polycarbonates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/304Insulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/306Resistant to heat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/40Properties of the layers or laminate having particular optical properties
    • B32B2307/412Transparent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00Vehicles
    • B32B2605/006Transparent parts other than made from inorganic glass, e.g. polycarbonate glazings
    • 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
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/90Passive houses; Double facade technology

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  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Laminated Bodies (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Thermal Insulation (AREA)

Abstract

本發明提供一種可塑化隔熱組成物,其包含5至95重量份之可塑劑及0.1至95重量份之隔熱粒子,其中該隔熱粒子例如:CsxWO3-y、CsxWO3-yCly、CsxSnzWO3-yCly、CsxSbzWO3-yCly及CsxBizWO3-yCly,且0<x<1,0<y≦0.5,0<z≦1。依據本發明,由於該可塑化隔熱組成物與前述聚乙烯醇縮醛類混合後能同時兼具可塑化性及有效阻絕紅外線等優點,並經由塑化方式直接形成一透明隔熱中間膜。此外,本發明另提供一種能有效阻絕紅外線的透明隔熱中間膜與包含其之透明隔熱夾層板,該透明隔熱中間膜與透明隔熱夾層板能同時兼具高透明性、高廣區域紅外線遮蔽率與高隔熱性能指數等優點,進而提升其應用於隔熱與節能之效能。

Description

可塑化隔熱組成物、包含其之透明隔熱中間膜及透明隔熱夾層板
本發明係關於一種能有效阻絕紅外線之可塑化隔熱組成物,尤指一種能與樹脂相容藉以直接塑化形成一透明隔熱中間膜的塑化組成物;此外,本發明另關於一種能有效阻絕紅外線的透明隔熱中間膜及透明隔熱夾層板。
為了達到節能之目的,現今多半係採用太陽光作為主要的日間照明,以降低室內或車內照明之負荷;此外,為了獲得良好的視野與駕駛安全,設置於建築物或交通工具的窗戶必須具備高透明性,以維持所需之能見度。
太陽光依據其波長升冪排列可區分為紫外線、可見光及紅外線三大類型。其中,波長大於780奈米的紅外線具有很強的熱作用性,一旦物體吸收紅外線後,會轉而以熱的形式釋放造成溫度上升。於太陽光照射下,波長介於1200奈米至1400奈米、1600奈米至1800奈米及2000奈米至2400奈米的紅外線會進入人體皮膚深層的感熱神經末端;且波長介於1400奈米至1600奈米及1800奈米至2000奈米的紅外線會進入人體皮膚表皮負責感覺熱的區域,而使人們長期於太陽光之照射下感覺到熱。
有鑑於長期曝曬於太陽光下所產生的不舒適 感,現有技術係於透明基材上鍍製一層金屬或金屬氧化物隔熱膜,利用此隔熱膜反射或吸收紅外線,以減緩人們接觸太陽光所感覺到的熱。然而,現有技術之金屬或金屬氧化物隔熱膜於反射或吸收紅外線時,會同時遮蔽可見光之穿透,而無法獲得所需之能見度。
為了解決前述問題,現有技術改以昂貴的真空氣相沉積機台製備金屬或金屬氧化物隔熱膜,藉以令其厚度控制於極薄的範圍,但卻因此提高金屬或金屬氧化物隔熱膜之製作成本與製程時間。是以,如何以低製作成本獲得高透明性之隔熱膜,成為業界積極研究發展之課題。
中華民國專利公告第I291455號另公開一種紅外線遮蔽材料,該紅外線遮蔽材料包含鎢氧化物微粒子和/或複合鎢氧化物微粒子。其中,鎢氧化物微粒子為WyOz,2.2≦z/y≦2.999;複合鎢氧化物微粒子MxWyOz,2.2≦z/y≦3.0,M可為鹼金屬、鹼土金屬、烯土類金屬、鎂、鋯、鉻等金屬。然而,由於該篇專利文獻之紅外線遮蔽材料的可塑化性及膠合性差,故所述之紅外線遮蔽材料並不利於塑化成夾層玻璃用之中間膜。
此外,中華民國專利公開第201121894號亦公開一種透明隔熱材料、其製造方法及透明隔熱結構,其中該透明隔熱材料為具有鹼金屬元素及鹵族元素之共摻雜氧化鎢。於製備透明隔熱膜之過程中,可選擇性地添加如壓克力樹脂、聚乙烯丁醛樹脂、四乙氧基矽烷或三異丙氧基鋁等黏結劑以及如不飽和多元胺酸胺類或無機酸酯類等分散劑。然而,由於溶劑在揮發時產生的流動或擾動會使膜 厚不均更加嚴重,故該篇專利文獻僅能以塗佈方式形成膜厚僅介於1微米至100微米之間的膜層,大於100微米的膜層將不易控制膜厚均勻性;此外,由於聚乙烯丁醛樹脂本身無可塑性,除無法利用熱熔押出方式製備膜厚大於100微米的可膠合膜層外,膜層中的透明隔熱材料亦無法獲得足夠的分散性,因而無法有效提升其隔熱性能指數。
中華民國專利公告第570871號公開一種兼具透明性、隔熱性、電磁波穿透性、耐候性等特性之隔熱膜,其係使用聚乙烯醇縮丁醛中混摻有氧化銦錫、氧化錫銻、氧化鋁鋅或氧化銦鋅等透明導電氧化物粒子之材料,經由熔煉與加壓成型等步驟製得該隔熱膜。然而,利用前述材料所製得之隔熱膜雖受到波長介於1500奈米至2100奈米之紅外線的照射下僅具有20%之穿透率,但其受到波長介於780奈米至1500奈米之紅外線的照射下卻具有高達70%之穿透率,顯示該隔熱膜並無法有效地阻絕紅外線,且其受到波長介於780奈米至2400奈米之廣區域紅外線的照射下仍無法具備良好的遮蔽率。
有鑑於現有技術所提供之各種材料仍無法同時兼具可塑化性以及能有效阻絕紅外線等性質,本發明之目的在於提供一種可塑化隔熱組成物,其能相容於聚乙烯醇縮醛類樹脂,並可與聚乙烯醇縮醛類樹脂混合經由塑化方式形成一透明隔熱中間膜。
為達成前述目的,本發明提供一種可塑化隔熱組成物,其包含: 5至99.9重量份之可塑劑;以及0.1至95重量份之隔熱粒子,該隔熱粒子係至少一選自於由下列所組成之群組:CsxWO3-y、CsxWO3-yCly、CsxSnzWO3-yCly、CsxSbzWO3-yCly及CsxBizWO3-yCly,且0<x<1,0<y≦0.5,0<z≦1。
其中,W為鎢,O為氧,Cs為銫,Cl為氯,Sn為錫,Sb為銻,Bi為鉍。
依據本發明,由於該可塑化隔熱組成物中係包含適當含量比例之可塑劑及隔熱粒子,且所選用之可塑劑係相容於聚乙烯醇縮醛類樹脂;因此,本發明之可塑化隔熱組成物與聚乙烯醇縮醛類樹脂混合後能同時兼具可塑化性以及能有效阻絕紅外線等優點,且不會因高溫而發生團聚現象,故能直接藉由塑化方式形成一厚度達100微米至5毫米且具備良好可見光穿透率的透明隔熱中間膜,進而降低透明隔熱中間膜之製作成本並且提升其應用價值。
依據本發明,所述之可塑劑為相容於聚乙烯醇縮醛類樹脂之溶劑,且該可塑劑具有高於200℃之沸點。
較佳的,該可塑劑為碳數9至20之脂肪族單環氧基羧酸酯、碳數9至20之脂肪族多環氧基羧酸酯、碳數9至20之脂環族單環氧基羧酸酯、碳數9至20之脂環族多環氧基羧酸酯、碳數4至22之脂肪族二元醇二酯、碳數4至22之脂肪族二羧酸二酯或其組合。
更具體而言,該可塑劑為三乙二醇二異辛酸酯。
較佳的,該隔熱粒子之平均粒徑係小於或等於 100奈米,藉以進一步提升利用本發明可塑化隔熱組成物所製得之透明隔熱中間膜的透明性,並且降低其透明隔熱中間膜的霧度值。
本發明之另一目的在於提供一種能有效阻絕紅外線的透明隔熱中間膜與包含其之透明隔熱夾層板,更具體而言,係提供一種能有效阻絕波長介於780奈米至1500奈米及波長介於1500奈米至2400奈米之紅外線的透明隔熱中間膜與包含其之透明隔熱夾層板,進而提升透明隔熱中間膜與透明隔熱夾層板的廣區域紅外線遮蔽率及隔熱性能指數。
為達成前述目的,本發明提供一種透明隔熱中間膜,其係由塑化一混合物所製得,該混合物包含聚乙烯醇縮醛類樹脂以及如前所述之可塑化隔熱組成物,其中以聚乙烯醇縮醛類樹脂之用量為100重量份,該可塑化隔熱組成物之用量為0.01至60重量份。
較佳的,該聚乙烯醇縮醛類樹脂係為聚乙烯醇縮丁醛樹脂、聚乙烯醇縮甲醛樹脂或其組合。
較佳的,以聚乙烯醇縮醛類樹脂之用量為100重量份,該混合物可選擇性地包含0.01至5重量份之紫外線吸收劑、0.01至10重量份之分散安定劑及/或0.01至5重量份之接著力調節劑,以進一步提升利用該混合物所製得之透明隔熱中間膜的抗紫外線能力及其接著於基板上之強度。
於此,該紫外線吸收劑係至少一選自於由下列所組成之群組:丙二酸酯類化合物、草醯替苯胺類化合物、 二苯甲酮系化合物、三嗪系化合物、三唑化合物、苯甲酸酯系化合物及阻滯胺系化合物。依據本發明,可選用之丙二酸酯類化合物例如:丙二酸二甲酯、丙二酸二乙酯、2-(2'-羥基-5'-叔辛基苯基)苯并三唑,但並非僅限於此;可選用之草醯替苯胺類化合物例如:2-乙基-2'-乙氧基-草酸-醯替苯胺,但並非僅限於此;可選用之二苯甲酮系化合物例如:4-正辛氧基二苯甲酮,但並非僅限於此;可選用之三嗪系化合物例如:三聯苯基三嗪、乙基己基三嗪、2-(4,6-二苯基-1,3,5-三嗪-2-基)-5-[(己基)氧]-酚,但並非僅限於此;可選用之苯甲酸酯系化合物例如:對胺基苯甲酸酯、水楊酸甲酯、苯甲酸芐酯、3,5-二叔丁基-4-羥基苯甲酸十六烷基酯,但並非僅限於此。
該分散安定劑係至少一選自於由下列所組成之群組:硫酸酯化合物、磷酸酯系化合物、蓖麻醇酸、聚蓖麻醇酸、聚羧酸、矽烷、多元醇型界面活性劑、聚乙烯醇及聚乙烯醇縮丁醛。
該接著力調節劑係為鹼金屬有機鹽、鹼土金屬有機鹽、鹼金屬無機鹽、鹼土金屬無機鹽、變性矽酮油或其組合。依據本發明,可選用之鹼金屬有機鹽例如:醋酸鉀、丙酸鉀、2-乙基己酸鉀,但並非僅限於此;可選用之鹼金屬有機鹽例如:醋酸鎂、丙酸鎂、2-乙基丁酸鎂、2-乙基己酸鎂,但並非僅限於此;可選用之鹼金屬無機鹽例如:氯化鋰、氯化鈉、氯化鉀、硝酸鉀,但並非僅限於此;可選用之鹼土金屬鹽例如:氯化鎂、硝酸鎂,但並非僅限於此;可選用之變性矽酮油例如:環氧變性矽酮油、醚變 性矽酮油,但並非僅限於此。
較佳的,該透明隔熱中間膜之可見光穿透率及紅外線遮蔽率之總和乘以100(隔熱性能指數)係大於或等於170;更佳的,係大於或等於173。
較佳的,該透明隔熱中間膜受到波長介於1200奈米至1500奈米之紅外線照射下的穿透率係小於或等於12%;更佳係小於或等於8%。較佳的,該透明隔熱中間膜受到波長大於1500奈米小於或等於2400奈米之紅外線照射下的穿透率係小於6%。
更具體而言,該透明隔熱中間膜受到波長1200奈米之紅外線照射下的穿透率較佳係小於或等於12%,更佳係小於或等於8%;該透明隔熱中間膜受到波長1400奈米之紅外線照射下的穿透率較佳係小於或等於8%,更佳係小於或等於5%;該透明隔熱中間膜受到波長1600奈米之紅外線照射下的穿透率較佳係小於或等於6%,更佳係小於或等於5%;該透明隔熱中間膜受到波長1600奈米之紅外線照射下的穿透率較佳係小於或等於6%,更佳係小於或等於5.6%。據此,本發明之透明隔熱中間膜能具備較高的廣區域紅外線遮蔽率及隔熱性能指數。
較佳的,該透明隔熱中間膜之厚度介於100微米至5毫米之間。
較佳的,該透明隔熱中間膜之霧度值係小於或等於0.9。
此外,本發明另提供一種透明隔熱夾層板,其包含二透明基板及一如前所述之透明隔熱中間膜,其中該 透明隔熱中間膜係設置於該等透明基板之間。
較佳的,該透明隔熱夾層板係為一透明夾層玻璃。
依據本發明,該等透明基板受到波長介於1200奈米至1500奈米之紅外線照射下的穿透率係分別大於92%,各透明基板受到波長大於1500奈米小於或等於2400奈米之紅外線照射下的穿透率係大於90%,且各透明基板的霧度值係小於0.3。
較佳的,該等基板之材料係為玻璃、聚對苯二甲酸乙二酯、聚對苯二甲酸丁二酯、聚碳酸酯、醋酸乙烯酯共聚合物或其組合。其中,該等基板可為透明玻璃、綠色玻璃、表面鍍有金屬之高紅外線反射玻璃或表面鍍有金屬之高紅外線吸收玻璃。
綜上所述,本發明之可塑化隔熱組成物因包含適當含量比例之可塑劑及隔熱粒子,且可塑劑係相容於聚乙烯醇縮醛類樹脂,故能順利塑化成一具備適當厚度的透明隔熱中間膜;且所製得之透明隔熱中間膜因包含適當含量比例與粒徑範圍之隔熱粒子,故本發明之透明隔熱中間膜與包含其之透明隔熱夾層板相較於現有技術更能同時兼具較高的透明性、廣區域近紅外線遮蔽率與隔熱性能指數等優點,進而提升本發明之透明隔熱中間膜與透明隔熱夾層板應用於建築物或交通工具中進行隔熱與節能之效能。
以下,將藉由下列具體實施例說明本發明可塑化隔熱組成物、透明隔熱夾層板及包含其之透明隔熱中間膜的實施方式,熟習此技藝者可經由本說明書之內容輕易地了解本發明所能達成之優點與功效,並且於不悖離本之精神下進行各種修飾與變更,以施行或應用本發明之內容。
實施例1
首先,將Cs0.33WO2.97與三乙二醇二異辛酸酯以重量百分比為1:80混合,並以Cs0.33WO2.97之重量為1重量份,加入0.1重量份之聚磷酸酯作為分散劑,經充分均勻攪拌後獲得Cs0.33WO2.97懸浮液。
接著,利用1毫米的鋯珠,於1000 rpm之轉速下,持續球磨分散該Cs0.33WO2.97懸浮液6小時,以獲得球磨後的Cs0.33WO2.97溶液,完成可塑化隔熱組成物之製作。於此,分散於球磨後的Cs0.33WO2.97溶液之Cs0.33WO2.97隔熱粒子的平均粒徑為38奈米。
將100重量份之聚乙烯醇縮丁醛樹脂、40重量份之可塑化隔熱組成物、0.06重量份之2-乙基丁酸鎂、0.25重量份之2-(2'-羥基-5'-叔辛基苯基)苯并三唑、0.1重量份之3,5-二叔丁基-4-羥基苯甲酸十六烷基酯混合,以獲得可供塑化成透明隔熱中間膜之混合物。其中,該混合物含有大約0.5重量份之Cs0.33WO2.97
之後,將前述混合物注入混練壓出機,於190°C下充分熔融混練後,押出得到平均膜厚為0.38毫米的透明隔熱中間膜。
將所製得之透明隔熱中間膜夾置於二基板之間,並將其一併放入橡膠袋中,於3000帕之真空環境中脫氣20分鐘。於此,該等基板係為透明浮板玻璃。於本實施例中,該等基板受到波長介於1200奈米至1500奈米之紅外線照射下的穿透率為92%,其等受到波長大於1500奈米小於或等於2400奈米之紅外線照射下的穿透率為90%,且其等之霧度值為0.3。
接著,維持於此脫氣環境中,將夾置有該透明隔熱中間膜的二透明浮板玻璃移至壓合機中,再於90℃下持續真空加壓30分鐘,最後以135℃、1.2 MPa的製程條件下,於高壓釜中持續壓合20分鐘,獲得一夾置有前述透明隔熱中間膜之透明隔熱夾層板。於此,所述之透明隔熱夾層板係為一透明夾層玻璃。
實施例2
本實施例所使用之可塑化隔熱組成物及包含其之混合物係大致上與實施例1之可塑化隔熱組成物及包含其之混合物雷同。其不同之處在於,本實施例所選用之隔熱粒子為Cs0.33WO2.97Cl0.02;於該混合物中,以聚乙烯醇縮丁醛樹脂之用量為100重量份,本實施例之Cs0.33WO2.97Cl0.02隔熱粒子的用量為0.5重量份。
實施例2之可供塑化成透明隔熱中間膜之混合物係經由如同實施例1所述之製程方法製成一透明隔熱中間膜及一夾置有前述透明隔熱中間膜之透明夾層玻璃。
實施例3
本實施例所使用之可塑化隔熱組成物及包含 其之混合物係大致上與實施例1之可塑化隔熱組成物及包含其之混合物。本實施例所選用之隔熱粒子為Cs0.33Sn0.16WO2.97Cl0.02,於該混合物中,以聚乙烯醇縮丁醛樹脂之用量為100重量份,本實施例之Cs0.33Sn0.16WO2.97Cl0.02隔熱粒子的用量為0.5重量份。
實施例3之可供塑化成透明隔熱中間膜之混合物係經由如同實施例1所述之製程方法製成一透明隔熱中間膜及一夾置有前述透明隔熱中間膜之透明夾層玻璃
本實驗另提供四組比較例作為對照,以使熟習此技藝者可經由比較以上實施例與以下比較例之內容,輕易地了解本發明所能達成之優點與功效。
比較例1
本比較例之組成物係大致上與實施例1之可塑化隔熱組成物雷同,但本比較例之組成物中未含有任何隔熱粒子。
比較例1之組成物係經由如同實施例1所述之方法配製成一混合物,再經由如同實施例1所述之製程方法製成一中間膜及一夾置有前述中間膜之夾層玻璃
比較例2
本比較例之組成物及包含其之混合物係大致上與實施例1之可塑化隔熱組成物及包含其之混合物雷同,但本比較例之組成物係以氧化錫銻粒子取代實施例1之Cs0.33WO2.97隔熱粒子;於該混合物中,以聚乙烯醇縮丁醛樹脂之用量為100重量份,本比較例之氧化錫銻粒子的用量為0.5重量份。
比較例2之混合物係經由如同實施例1所述之 製程方法製成一中間膜及一夾置有前述中間膜之夾層玻璃。
比較例3
本比較例之組成物及包含其之混合物係大致上與比較例2之組成物及包含其之混合物雷同,其中以聚乙烯醇縮丁醛樹脂之用量為100重量份,本比較例之氧化錫銻粒子的用量為1重量份。
比較例3之混合物亦經由如同比較例2所述之製程方法製成一中間膜及一夾置有前述中間膜之夾層玻璃。
比較例4
本比較例之組成物係大致上與實施例1之可塑化隔熱組成物雷同,但本比較例之Cs0.33WO2.97與三乙二醇二異辛酸酯未預先研磨分散,而是將Cs0.33WO2.97直接以如同實施例1所述之混合比例與聚乙烯醇縮丁醛、三乙二醇二異辛酸酯、2-乙基丁酸鎂、2-(2'-羥基-5'-叔辛基苯基)苯并三唑及3,5-二叔丁基-4-羥基苯甲酸十六烷基酯注入混練壓出機,於190℃下充分熔融混練後,押出得到平均膜厚為0.38毫米的透明隔熱中間膜。
之後,再經由如同實施例1所述之製程方法製成一中間膜及一夾置有前述中間膜之夾層玻璃。
試驗例
本試驗例係以紫外光光譜儀,分別量測實施例1至3的透明夾層玻璃及比較例1至4的夾層玻璃受到不同 波長之光線照射下的穿透率(%),其結果係如表1所示;此外,另以霧度計分別量測實施例1至3及比較例1至4的夾層玻璃之霧度值,其結果亦如表1所示。
此外,該夾層玻璃之隔熱性能指數計算結果亦如下表1所示。其中,各實施例之透明夾層玻璃與比較例之夾層玻璃的隔熱性能指數係經由加總夾層玻璃受到波長550奈米之可見光照射下的穿透率加上波長1200奈米之紅外線照射下的近紅外線遮蔽率總和乘以100所計算而得,且紅外線遮蔽率為1減去夾層玻璃受到波長1200奈米之紅外線照射下之穿透率所計算而得。
如上表1所示,相較於比較例1(未含有任何隔熱粒子)之夾層玻璃,各實施例1至3之夾層玻璃因內含能有效阻絕紅外線之中間膜,故其能大幅降低波長為1200奈米、1400奈米、1600奈米及2400奈米之穿透率,進而提 升之夾層玻璃之廣區域紅外線遮蔽率。
再者,經由實施例1至3與比較例2及3之比較結果顯示:各實施例之可塑化隔熱組成物中因含有適當含量比例之可塑劑及隔熱粒子,且此可塑化隔熱組成物亦以適當含量比例與聚乙烯醇縮醛類樹脂混合,故由其所製得之夾層玻璃分別受到波長為1200奈米、1400奈米及1600奈米之紅外線照射下的穿透率已大幅下降數倍,且實施例1至3之透明夾層玻璃的隔熱性能指數亦顯著高於各比較例之夾層玻璃的隔熱性能指數,顯示利用本發明之可塑化隔熱組成物作為原料,不僅能與聚乙烯醇縮醛類樹脂相容,順利於塑化形成夾層玻璃之中間膜,更能大幅提升夾層玻璃的廣區域紅外線遮蔽率及其隔熱性能指數。
其次,經由實施例1與比較例4之比較結果顯示,比較例4中由於該隔熱粒子未經研磨,在聚乙烯醇縮丁醛中分散不佳,容易形成團聚,使隔熱粒子的粒徑擴大至大約10微米,造成夾層玻璃的霧度明顯提升至19.8。此外,在紅外線吸收方面由於隔熱粒子的粒徑變大,紅外線通過夾層玻璃垂直光線方向的隔熱粒子截面積總和變小,造成紅外線吸收變差,隔熱性能指數因而降低至101.5。反觀本發明,由於實施例1中隔熱粒子係先經過研磨及分散處理,使其粒徑奈米化至小於100 nm,且隔熱粒子,故紅外線通過實施例1之透明夾層玻璃的垂直光線方向之隔熱粒子截面積總和變大,以至於其隔熱性能指數能顯著提高至173的水準。
實驗結果顯示,本發明可塑化隔熱組成物除了 具備奈米等級、能相容於聚乙烯醇縮醛類樹脂提供良好的熱可塑化功能外,利用此可塑化隔熱組成物及聚乙烯醇縮醛類樹脂所形成之混合物製作透明隔熱中間膜及包含其之透明隔熱夾層板更能具有較低的霧度值、較高的廣區欲紅外線遮蔽率及較優異的隔熱性能指數等優點。
上述實施例僅係為了方便說明而舉例而已,本發明所主張之權利範圍自應以申請專利範圍所述為準,而非僅限於上述實施例。

Claims (16)

  1. 一種可塑化隔熱組成物,其包含:5至99.9重量份之可塑劑;以及0.1至95重量份之隔熱粒子,該隔熱粒子係至少一選自於由下列所組成之群組:CsxWO3-y、CsxWO3-yCly、CsxSnzWO3-yCly、CsxSbzWO3-yCly及CsxBizWO3-yCly,且0<x<1,0<y≦0.5,0<z≦1。
  2. 如請求項1所述之可塑化隔熱組成物,其中該可塑劑為相容於聚乙烯醇縮醛類樹脂之溶劑,且該可塑劑之沸點係高於200℃。
  3. 如請求項2所述之可塑化隔熱組成物,其中該可塑劑為碳數9至20之脂肪族單環氧基羧酸酯、碳數9至20之脂肪族多環氧基羧酸酯、碳數9至20之脂環族單環氧基羧酸酯、碳數9至20之脂環族多環氧基羧酸酯、碳數4至22之脂肪族二元醇二酯、碳數4至22之脂肪族二羧酸二酯或其組合。
  4. 如請求項3所述之可塑化隔熱組成物,其中該可塑劑為三乙二醇二異辛酸酯。
  5. 如請求項1所述之可塑化隔熱組成物,其中該隔熱粒子之平均粒徑係小於或等於100奈米。
  6. 一種透明隔熱中間膜,其係由塑化一混合物所製得,該混合物包含聚乙烯醇縮醛類樹脂以及如請求項1至5中任一項所述之可塑化隔熱組成物,其中以聚乙烯醇縮醛類樹脂之用量為100重量份,該可塑化隔熱組成物之用量為0.01至60重量份。
  7. 如請求項6所述之透明隔熱中間膜,其中該透明隔熱中間膜的厚度為100微米至5毫米之間。
  8. 如請求項6所述之透明隔熱中間膜,其中該透明隔熱中間膜的可見光穿透率及紅外線遮蔽率之總和乘以100係大於或等於170。
  9. 如請求項8所述之透明隔熱中間膜,其中該透明隔熱中間膜的可見光穿透率及紅外線遮蔽率之總和乘以100係大於或等於173。
  10. 請求項6所述之透明隔熱中間膜,其中該透明隔熱中間膜之霧度值係小於等於0.9。
  11. 如請求項6至10中任一項所述之透明隔熱中間膜,其中該聚乙烯醇縮醛類樹脂係為聚乙烯醇縮丁醛樹脂、聚乙烯醇縮甲醛樹脂或其組合。
  12. 如請求項11所述之透明隔熱中間膜,其中該混合物更包含一紫外線吸收劑,該紫外線吸收劑係至少一選自於由下列所組成之群組:丙二酸酯類化合物、草醯替苯胺類化合物、二苯甲酮系化合物、三嗪系化合物、三唑化合物、苯甲酸酯系化合物及阻滯胺系化合物,以聚乙烯醇縮醛類樹脂之用量為100重量份,該紫外線吸收劑之用量為0.01至5重量份。
  13. 如請求項11所述之透明隔熱中間膜,其中該混合物更包含一分散安定劑,該分散安定劑係至少一選自於由下列所組成之群組:硫酸酯化合物、磷酸酯系化合物、蓖麻醇酸、聚蓖麻醇酸、聚羧酸、矽烷、多元醇型界面活性劑、聚乙烯醇及聚乙烯醇縮丁醛,以聚乙烯醇縮醛類樹脂 之用量為100重量份,該分散安定劑之用量為0.01至10重量份。
  14. 如請求項11所述之透明隔熱中間膜,其中該混合物包含一接著力調節劑,該接著力調節劑係為鹼金屬有機鹽、鹼土金屬有機鹽鹼金屬無機鹽、鹼土金屬無機鹽、變性矽酮油或其組合,以聚乙烯醇縮醛類樹脂之用量為100重量份,該接著力調節劑之用量為0.01至5重量份。
  15. 一種透明隔熱夾層板,其包含二透明基板及一如請求項6至14中任一項所述之透明隔熱中間膜,其中該透明隔熱中間膜係設置於該等透明基板之間。
  16. 如請求項15所述之透明隔熱夾層板,其中該等透明基板之材料係為玻璃、聚對苯二甲酸乙二酯、聚對苯二甲酸丁二酯、聚碳酸酯、醋酸乙烯酯共聚合物、或其組合。
TW102121489A 2013-06-18 2013-06-18 可塑化隔熱組成物、透明隔熱中間膜及包含其之透明隔熱夾層板 TW201410613A (zh)

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