TW494198B - Extruded, injection-molded or blow-molded plastic member for pipelines used for transporting liquid, pasty, and gaseous media - Google Patents
Extruded, injection-molded or blow-molded plastic member for pipelines used for transporting liquid, pasty, and gaseous media Download PDFInfo
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- TW494198B TW494198B TW090108244A TW90108244A TW494198B TW 494198 B TW494198 B TW 494198B TW 090108244 A TW090108244 A TW 090108244A TW 90108244 A TW90108244 A TW 90108244A TW 494198 B TW494198 B TW 494198B
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- 239000002991 molded plastic Substances 0.000 title claims abstract 3
- 239000007788 liquid Substances 0.000 title abstract description 7
- 235000011837 pasties Nutrition 0.000 title abstract 2
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000000654 additive Substances 0.000 claims abstract description 28
- 230000000996 additive effect Effects 0.000 claims abstract description 15
- 230000005012 migration Effects 0.000 claims abstract description 5
- 238000013508 migration Methods 0.000 claims abstract description 5
- 230000001590 oxidative effect Effects 0.000 claims abstract description 5
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims abstract description 3
- 239000004033 plastic Substances 0.000 claims description 29
- 229920003023 plastic Polymers 0.000 claims description 29
- 239000011521 glass Substances 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 11
- 239000002861 polymer material Substances 0.000 claims description 10
- 238000011049 filling Methods 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 8
- 239000011324 bead Substances 0.000 claims description 7
- 229920001577 copolymer Polymers 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- -1 acryl Chemical group 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 4
- 238000004132 cross linking Methods 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000002829 reductive effect Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920005630 polypropylene random copolymer Polymers 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000370 acceptor Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 239000006057 Non-nutritive feed additive Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 206010041349 Somnolence Diseases 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000010102 injection blow moulding Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000006078 metal deactivator Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000012748 slip agent Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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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
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/40—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/541—Silicon-containing compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
- C08K7/20—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/14—Copolymers of propene
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
-
- 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
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- 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
- B32B2597/00—Tubular articles, e.g. hoses, pipes
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]
- Y10T428/1317—Multilayer [continuous layer]
- Y10T428/1321—Polymer or resin containing [i.e., natural or synthetic]
-
- 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
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
- Y10T428/1393—Multilayer [continuous layer]
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Air Transport Of Granular Materials (AREA)
Description
494198 A7 ________B7_____ 五、發明說明(丨) [發明的詳細說明] 本發明關於一種押出成形、射出成形、或吹模成形的 塑膠製的管,這些塑膠製的管係用於製造液態、糊狀、及 氣態介質用的管路,該管路具有一管體,該管體由至少三 個層構成,包含一個內層及一個外層,由一種基本材料構 成,以及一個中層,由一基本材料及至少一附加材料構成 ,以上這些來自發明背景的習知特點係見於歐洲專利案EP 0 470 605 A1。 由金屬[特別是由銅、鍍鋅鋼、不绣鋼、(以及有一小 部分)由鉛]製的管路受到特定的介質參數(如pH値、流速 、與操作溫度)限制。金屬管的腐蝕性質以及在鉛管及銅管 的重金屬釋出的問題會進一步限制金屬管當作飮水管及食 品工業所需的管路的應用可能。此外,金屬的製取、礦砂 的運送、以及礦砂的精煉(Verhiittung)和金屬管的製造作業 由於所需的能量消耗大,在許多情形不再經濟,且就環境 破壞而觀之,並不能操作。 基於上述理由所得的用於製造各種不同應用領域(如飮 用水供應、暖氣工程、食品工業、用具建造及化學工業)的 管路用的塑膠管益形重要。 和金屬管比起來,塑膠管的優點爲:對侵蝕性介質及 結垢殼(Inkrustation)有較大抵抗力、抗腐蝕性較強、絕緣 性較佳、較衛生、連接技術與安裝較簡單、且環境平衡較 有利。 用於製造管所用的塑膠,如聚氯乙烯、未交聯及交聯 3 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) (請先閱讀背面之注意事項再填寫本頁) «--------訂--------- 丨· 494198 B7 五、發明說明) 的聚乙烯、聚丁烯、與聚丙烯[它們可利用金屬(特別是鋁)製 的內層或外層補強]之不同在於所用的聚合物及由此造成的 機械性質以及連接技術。要將塑膠製的管與模製部件連接, 可用夾合、螺合、壓合、擠合、及推匣 (Schiebehiilsensystem)系統,黏合系統,及熱元件套筒熔接 〇 在塑膠製的管路中長期與氧化性及還原性的介質接觸 ’會使适種虽作原料使用的塑膠的化學與機械性晳變差。 管原料的尚分子上下有一定長度及一定數目的鏈環圈 (Kettenverschlaufung)。環圏的鏈長和種類主要決定原料的 性質圖。追些宜當作原料用的聚合物的結晶成分之間有非 結晶無定形區域,它們使結晶成分能在聚合物中移動,並 造成原料的某些彈性和韌性。 爲了防止用於做管的聚合物材料損壞,可將添加物… 如金屬去活性劑、氯受體、氧受體、游離基捕集物、紫外 線安定劑、加工-及長期熱安定劑一-加工到這些無定形區 域中。适些添加物須以對萃取作業安定,但又能遷移的方 式加工到此聚合物母質中。 這些添加物可在此聚合物材料的無定形區域中運動。 這種效果係所欲者,俾使所需的添加物能移到和介質接觸 的區域,在Μ處發展出對抗^蝕性介質的保護作用及保護 聚合物分子鏈免受損害。 由摻了添加物的聚合物材料所製的管的—決定性的缺 點爲:有相當大比例的添加物會經由該無定形區域從內層 4 t紙張尺度適用中國國家標準(CNS)A4規格(210 X 297 —-------- (請先閲讀背面之注意事項再填寫本頁) .訂」--------線1· 494198 A7 ---------- B7____ 五、發明說明(^ ) 出來經過中層遷移到該管的外層中,在此外層中並不需要 添加物。如果該添加物的作用受到其保護機構消耗掉或轉 變’則在管的內層[它與流過管的介質接觸]開始發生分子 損壞…所謂的鏈分解。原料變脆、變硬及破裂。由於刮損 及鏈分解’管壁厚度減少。最後,管內壓造成管破裂。這 種管材料的分解現象和介質以及溫度很有關係。隨著介質 溫度升商’破壞速度超比例地增加。 本發明的目的在於提供用於製造液態、糊狀、及氣態 介質用的管路用的塑膠製的管子、接頭、與模製部件,它 們具有高度的機械、化學、與熱抵抗力。 這種目的依本發明達成之道係利用本發明的機械式塑 膠管子、接頭、及模製部件達成,其特徵在於,該內層與 中層由一種聚合物材料構成,該添加物建入該內層及/或中 層的部分結晶的聚合物材料的無定形區域中,該內層及/或 中層與所^:運送的介質接觸,該添加物係用於對抗侵飩性 的介質者,特別是氧化性與還原性的介質,且塡充劑及/或 添加物加工到該中層的聚合物材料的無定形區域中,當作 屏障材料以減少該添加物從內層遷移到管的外層中的情事 0 利用這種管子、接頭、及模製部件的中層的減少遷移 的阻塞作用,該有效的添加物組成留在內層中,該內層係 直接與流經管路的介質接觸者。添加物外移或遷移到管子 、接頭、模製部件的那些不與流經管路的介質接觸層或區 域中的情事可以防止。氣體和液體由外穿過管壁擴散到在 --- 5 本紙張尺度適用中國國家標準(cns)a4 --- (請先閱讀背面之注意事項再填寫本頁) -----:---It---------線丨 494198 A7 __B7 __ 五、發明說明($ ) 管路內流動的介質中的情事同樣可減少。由於中間層的屏 障作用,故內層的耐化學及耐熱的抵抗性也提高。由於添 加物耐久地且附著保持地集中在該管子、接頭、模製部件 的與介質接觸的內層,因此即使在較高的操作溫度,所受 之催化性金屬離子的侵蝕及氧、酸、鹼、及自由氯和其他 鹵素的氧化侵蝕作用都能有效對抗,且對抗這些介質的抵 抗性提高。此外,這種具一種層構造特徵的塑膠管另一特 色爲:高耐彎及拉伸強度,使用及加工簡單,且防流動噪 音(它係在液體介質流經管子時產生者)的吸音效困良好。 以下配合示意圖式說明本發明,圖式中: [圖式的簡單說明] 第1圖係用於製造管路的一管子的一立體視圖, 第2圖係第1圖的管子橫截面的區域I的一放大視圖 (請先閱讀背面之注意事項再填寫本頁)
[圖號說明] ⑴ 管體 ⑺ 內層 (3) 外層 (4) 中層 (5) 聚丙稀-隨意數-共聚合物 (6) 玻璃纖維 ___ 6
木纸張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱T 494198 A7 _ B7_ - ------------------------ 五、發明說明((;) (7) 玻璃珠 (8) 玻璃粉末 [實施例的說明] 依第1及第2圖用於製造液知、糊狀、及氣態介質用 的管路用的塑膠管[它宜用於做水管用,且可利用押出成形 、射出成形、或吹模成形製造]具有一餍狀構造的管體〇), 該管體有基本材料製的一內層(2)及~外靥(3),以及一個由 複合材料製的中層(4),該複合材料由〜基本材料和至少一 種添加物材料構成。 塑膠管的內層(2)及外層(3)的基本材料由一種聚丙嫌_ 隨意數(Random)-共聚合物構成。 塑膠管的中層(4)的複合材料由一種聚丙烯_隨意數_共 聚合物(5)[其重量比例爲50〜90重量百分比,且宜60 〜80重量百分比],玻璃纖維(6)、玻璃珠(7)、或玻璃粉 末(8)或這些材料的混合物[重量比例1〇〜50重量百分比 ’且宜20〜40重量百分比],以及一種交聯添加劑[它用 於將聚丙烯-隨意數(Random)-共聚合物母質(5)與該玻璃纖 維(6)、及/或玻璃珠(7)、及/或玻璃粉末(8)結合]組合而成 〇 中間層(4)的複合材料的聚丙烯-隨意數-共聚合物(5)的 乙烯含量爲2〜6重量%,MFR値[熔-流率値(Melt Flow Rate Value)]在190°C及5Kg的負荷時爲〇·3〜10克/10分 鐘。 ___ 7 本紙張尺度刺中_家標準(CNS)A4公爱)--- 一 (請先閱讀背面之注意事項再填寫本頁) I -------“訂—-------I I▲ 494198 A7 _____ B7_ ' '" ----------- 五、發明說明) 用於結合這種管體(1)的中層(4)的聚丙烯-隨意數-共聚 合物母質以及玻璃纖維' 玻璃珠、或玻璃粉末或這些材料 的混合物所用的交聯添加物由一種矽烷化合物構成。 將乙烯摻到該複合材料,以減少其由於纖維材料造成 的脆性,並給予該材料充分的彈性。 將加工輔助劑(如滑動劑)及添加物(如光-及熱安定劑) 摻到塑膠管的中層(4)的複合材料以及內層(2)的基本材料。 爲了要製造塑膠管的中層(4)的起始複合材料,故在一 複合單元中將一種塑化的或韌流性(zahfmssig)的聚丙烯_隨 意數-共聚合物與切短的玻璃纖維(其起始長度或 無%纖維(它在混合過程時切碎)及/或玻璃珠、及/或玻璃粉 末以及(如有必要)安定劑和添加物加工成一種均勻的複合 材料,其中該玻璃纖維的德士支數(tex)爲500〜5000之間 〇 塑膠管可在一種機器上製造,該機器設有三個押出機 以將內層(2)、中層(4)、及外層(3)押出成形。 爲了要將塑膠管與接頭或模製部件熔接,,故將要連 接的管端和該接頭或模製部件的內壁用一工具加熱,直到 塑膠有流動性爲止,其中該工具由一電加熱的熱套筒(用於 加熱管端)和一電加熱的熱突桿(用於加熱接頭或模製部件) 構成。然後將該管與接頭從工具分開,並將管端推入接頭 的孔中,使兩部分互相熔接在一起。 這種新穎多層塑膠管可用於製造流體用的管路,特別 是飮用水管路,以及瓦斯管路,並用於化學工業、器具製 8 本纸張尺度適財賴家標準(CNS)A^格(210 X 297公爱) "" " (請先閱讀背面之注意事項再填寫本頁) ---------訂·--------* 494198 A7 _ B7 五、發明說明(q ) 造、及食品工業。 (請先閱讀背面之注意事項再填寫本頁) ·-----^ —'訂---------線 —41^· 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公輩)
Claims (1)
- 494198 A8B8C8D8 申請專利範圍 1. 一種用於製狀、或氣態介質用的管路 所用的押出成形、射出成形、或吹模成形的塑膠管,該管 路具有一個由至少二層構成的管體,其中,一內層與一夕f 層由一種基本材料構成,一中層由一種基本材料及至少一 種添加物構成,其特徵在於:該售:內層(2)與中層(4)由一種聚合物材料彳建入該 內層(2)及/或中層(4)的部分結晶的聚合物材料的無定形區 域中,該內層(2)及/或中層(句與所要運送的介質接觸,該 添加物係用於對抗侵蝕性的介質者,特別是氧化性與還原 性的介質,且塡充劑及/或添加物加工到該中層(4)的聚合物 材料的無定形區域中,當作屏障材料,以減少該添加物從 內層遷移到管、接頭、或模製部件的外層(3)中的情事。 2·如申請專利範圍第1項的塑膠管,其中: 其內層(2)、中層(4)與外層(3)由相同的聚合物材料構 成,當作基本材料。 3.如申請專利範圍第2項的塑膠管,其中; 使用種a丙稀β任思數_共聚合物當作該塑膠管的內 層(2)、中層(4)與外層(3)的基本材料。 4·如申g靑專利範圍第1或第2項的塑膠管,其中·· 塑膠管的中層(4)的複合材料的成分如下:〆、 ⑷聚龍·任意數·共聚合物,其重量比賴5G〜9〇重 量百分比’ 1_宜6G〜80重量百她,該聚酬任意數-址 聚合物的乙嫌含量爲2〜6重羹百分比,其酿値在河試 溫度190°C及負荷重量5Kg時,爲〇 3〜1〇克/1〇分° (請先閱讀背面之注意事項再塡寫本頁) I-訂 線一 1 494198 A8B8C8D8 六、申請專利範圍 (b)玻璃纖維、玻璃珠、或玻璃粉末,或這些材料的绲 合物,其重量比例10〜5〇,且宜2〇〜4〇重量百分比;匕 f請先閱讀背面之注意事項再填寫本頁) (C)一種交聯添加物,用於 (d)將該聚丙烯-任意數_共聚合物母質與該玻璃纖維、 及/或玻璃珠、及/或玻璃粉末結合。 5·如申請專利範圍第1或第2項的塑膠管,其中: 將加工輔助材料例如滑動劑摻到中層(4)的複合材料及 /或內層(2)的基本材料中。 6·如申請專利範圍第1或第2項的塑膠管,其中: 該外層(3)的基本材料含有滑動劑。 7·如申g靑專利範圍第1或第2項的塑膠管,其中: 中層(4)的複合材料及/或內層(2)的基本材料中含有抗 光-及抗熱的安定劑。 8·如申請專利範圍第.1或第2項的塑膠管,其中: 線 __如絲·賤_找_^外層(3)的基 本材料外層(3)的基本材料中。 9·如申請專利範圍第1或第 2項的塑膠管,其中: =管的中刪的複合材料的交物由— 化合物構成。 本紙張尺度適用中运國家標準(CNS)A4規格(21〇 χ 297
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Cited By (1)
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TWI688472B (zh) * | 2015-02-20 | 2020-03-21 | 日商積水化學工業股份有限公司 | 纖維強化複合管及冷溫水配管系統 |
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