環偉生物科技國際有限公司
- 環偉生物科技國際有限公司成立於二零零七年二月， 塑膠部門則成立於2014年初, 而我們的同事從事塑膠行業均已逾20多年，無論對國際原料之行情資訊、製品所需之原料規格和生產條件及國內市場網絡等均有相當的認識和經驗。 我們確信以我們的專業知識，定必能為客戶提供最優質的一條龍服務。
- 基於香港與中國市場之緊密聯繫，我們主要協助客戶解決及處理於原料品質或生產技術上的查詢，希望可為客戶提供增值的服務。
- 面對現今市場之激烈競爭，我們明白必須提供最多元化的服務，方能為客戶提高其生產效益及競爭力，從而達致互惠互利，雙贏之勢。 顧客為本是我們的座右銘，提供最完善的服務是我們的承諾。
GPPS
優點
- 無色透明
- 電絕緣性佳
- 流動性佳
- 過熱穩定性佳
- 收縮少
- 吸水量低
- 透光率達90%
- 折射率1.59
- 成品可絲印，移印，燙印，飛鋁，電鍍，噴油……等
- 價格較平
缺點
- 易碎，易燃，易老化
- 對紫外光反應會變黃及脆化
- 不耐酒精，氣油類，表面出現裂紋
- 容易吸塵
HIPS
優點
- 帶有韌性，不透明
- HIPS有防火級，高流動級，結構泡沬級，纖維級…...等
缺點
- 收縮率較GPPS為大，約0.3-0.8%
- 耐熱性，尺寸穩定性，流動性，剛性比PS差
- 易受高低溫度調整變化的影響
- 高溫會造成縮水及橡膠部份會起交聯變質
ABS
普通級
優點
- 硬而韌，沖撃強度非常高，沖斷時呈抗張性
- 低溫在-51℃還有韌度
- 吸濕性低，在潮濕環境中物理性質不減弱
缺點
- 曝晒於紫外光下表面產生脆化，光澤消失
透明級
SAN
優點
- 透明度高
- 硬度D80-83
- 對光透穿率85%
- 折射率1.57
- 表面硬度高丶光潔度好丶適合製造要求嚴格的產品丶不易為油污做
缺點
- 流動性較差
- 溫度過高會使塑件變黃
MBS
優點
- 高光澤，透光率非常好
- 耐候性佳，耐紫外缐優於ABS，零下40℃仍有良好韌性
- 能耐無酸緘，油酯，去污液等
- 耐沖擊性佳
缺點
- 不耐酮類，芳烴，脂肪烴和氯化烴等有機溶劑
PMMA
優點
- 無色透明
- 透光性93%
- 透紫外缐73%
- 良好的耐候性，強韌，耐藥品性好
- 適合光學䭗片
缺點
- 易蠕變
- 不耐濃酸和氧化性酸
- 不耐溶劑，汽油
MS
PP
優點
- 質輕丶強度中等丶耐水性丶耐藥品性丶耐熱性丶電氣性
- 蠕變性比PE好丶耐磨
- 高溫下不易變形
- 不怕汽油丶剛性好丶耐彎折
- 价格便宜
缺點
- 缺口衝擊力較低
- 18℃下變脆
- 耐老化差丶不耐氧化性酸丶易受
- 紫外光照晒而降解
- 對銅嵌件易促進氧化
- 不容易印刷
類別
- 通用級
- 均聚級HOMOPOLYMER
- 共聚級CO-POLYMER
- 無規共聚級 RANDOM COPOLYMER (透明)
- 高結晶級 HIGH CRYSTALLINITY
- 吹塑級
- 防火級FR-V2,FR-VO
- 玻璃增強級
- 耐熱級
HOMOPOLYMER
NYLON
優點
- 堅韌丶強度高耐磨有自潤滑性丶電性能良好
- 耐化學性佳丶耐溫性能高丶耐候性高
缺點
- 吸水後機械性能下降丶成形穩定性差丶不耐酸
PC
優點
- 耐沖撃性優良，玻璃轉移溫度高，低溫特性良好
- 電氣性質良好
- 耐候性170-130℃
- 可在105℃使用
缺點
- 耐熱水性，耐藥品性差
- 耐疲勞強度細，易產生應力開裂
- 無自潤滑性摩擦系數大
POM
優點
- 機械性能佳
- 耐潛變性佳
- 耐疲勞性好，摩擦系數低
- 耐藥品性
- 負溫度機械性能佳
- 鬆弛能力佳
- 易於加工
缺點
- 耐酸性，耐候性通常
- 難於粘合
- 阻燃性差
- 不宜在85℃以上長期使用
THERMOPLASTICELASTOMERS
With TPV, SEBS, SBS & TPO grades
Infinity五大系列產品
各類複合工程塑料 : 按客戶需求調配 (Tailor made)
INSTRUC STRUCTURALLY REINFORCED COMPOUNDS
High load, high temperature, high impact – no problem. Americhem InfinityLTL’s reinforced materials are designed to stand up to the stresses put on your products, providing optimal strength and durability when and where you need it most.
INLUBE INTERNALLY LUBRICATED COMPOUNDS
Stop your products from getting rubbed the wrong way with Americhem InfinityLTL’s PTFE, silicone, MoS2 and graphite internally lubricated compounds that reduce wear and friction on components for increased durability and service life.
INELEC ELECTRICALLY ACTIVE COMPOUNDS
Americhem InfinityLTL has perfected the art and science of custom designing electrically active thermoplastic compounds to help you prevent the degrading effects and safety hazards of electrical charges or RFI/EMI interference.
INCOLOR PRE-COLORED RESINS
Protect and enhance your brand identity by adding your color to your products. Americhem InfinityLTL specializes in precise pre-colored resins that provide consistency from product-to-product and lot-to-lot.
INHIBIT ANTIMICROBIAL COMPOUNDS
Microorganisms are found everywhere in nature. Protect your products from a wide range of bacteria with Americhem InfinityLTL’s antimicrobial additives custom designed for a variety of thermoplastic applications.
PRODUCT NOMENCLATURE
Virtually infinite combinations of base resins, fillers and specialty additive packages call for a little explanation when it comes to identifying and ordering Americhem InfinityLTL products.
Material Nomenclature (複合材料排序命名表)
Material Naming Formula
Trade Name + Resin + Filler(s) + Special Additive Package(s)
Examples:
INLUBE PA66CF20SI2IM = Nylon 6/6, 20% carbon fiber, 2% silicone, impact modified
INSTRUC PCGF20HFMR = Polycarbonate, 20% glass fiber, high flow, mold release
| Resins | Reinforcements and Fillers | ||||
|---|---|---|---|---|---|
| SAN | Styrene/ Acrylonitrile Copolymer | GF | Glass Fiber | SI | Silicone |
| ABS | Acrylonitrile/ Butadiene/ Styrene | CF | Carbon Fiber | MIN | Mineral |
| SIY | Polystyrene | GFM | Milled Glass Fiber | BS | Barium Sulfate |
| PP | Polypropylene | GB | Glass Bead | AS | Antistatic Alloy |
| PE | Polyethylene | SS | Stainless Steel Fiber | AP | Aramid Powder |
| POMC | Acetal Copolymer | M2 | MoS2 | TF | PTFE |
| POMH | Acetal Homopolymer | AF | Aramid Fiber | ||
| PA6 | Nylon 6 | Special Additive Packages | |||
| PA66 | Nylon 6/6 | ||||
| PA12 | Nylon 12 | ||||
| PA612 | Nylon 6/12 | IM | Impact Modified | MR | Mold Release |
| PA610 | Nylon 6/10 | HF | High Flow | UV | Ultraviolet |
| PC | Polycarbonate | VHF | Very High Flow | FR | Flame Retardant |
| PCABS | Polycarbonate/ ABS alloy | MD | Medical Grade | HS | Heat Stabilized |
| PCPBT | Polycarbonate/ PBT alloy | ESG | Elevated Specific Gravity | ||
| PCPET | Polycarbonate/ PET alloy | Colors | |||
| PPA | Polyphthalamide | ||||
| PBT | Polybutylene Terephthalate | ||||
| PSU | Polysulfone | WTxxx | White | RDxxx | Red |
| PPS | Polyphenylene Sulfide | BNxxx | Brown | GNxxx | Green |
| PES | Polyethersulfone | BKxxx | Black | YLxxx | Yellow |
| PEI | Polyetherimide | BLxxx | Blue | ||
| PEEK | Polyetheretherketone | ||||
| TPE | Thermoplastic Polyester | ||||
| TPU | Thermoplastic Polyurethane | ||||
| FP(X) | Fluoropolymer (ETFE, FEP, PFA, PVDF) |
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