泰乐玛聚合物加工助剂

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1、,Dynamar泰乐玛聚合物加工助剂在塑料软包装业的应用,泰乐玛聚合物加工助剂,泰乐玛 是指一系列由3M泰良公司开发、设计，用来改善，提高聚合体加工性能的、以含氟聚合物为基础的加工助剂。 Polymer Processing Additive LDPE, LLDPE, mLLDPE, HDPE, PP, UHMWPE, PVC, PA,等。,FX 5922X FX 9614X,- 2003 - 显著提高产品性能 -FDA 认证,泰乐玛聚合物加工助剂发展,泰乐玛聚合物加工助剂机理,不含 泰乐玛:,含有 泰乐玛:,泰乐玛聚合物加工助剂-应用,吹膜 流延膜 挤出吹塑 电线和电缆 管材/软管 单丝 纤

2、维 ,泰乐玛聚合物加工助剂-功效,消除熔体破裂 消除口模积料 改善低融指树脂的加工性 减少凝胶出现 减小口模间隙 降低压力，减少能耗 缩短颜色切换时间 改善表面质量 ,泰乐玛聚合物加工助剂 与 塑料软包装 ？！? !,塑料软包装 常用原料,&PE LDPE, LLDPE, mLLDPE HDPE, UWHDPE &PP &其它 PVC, PVDC, PET, EVOH,塑料软包装 常见工艺,膜 -吹塑 -流延 -挤出拉伸,塑料软包装 常见工艺,丝 -拉丝,膜 -吹塑 -流延 -挤出拉伸,塑料软包装 常见工艺,丝 -拉丝,膜 -吹塑 -流延 -挤出拉伸, 瓶 -挤吹 -注吹,塑料软包装 常见工艺

3、,丝 -拉丝,管 -挤出 -复合,膜 -吹塑 -流延 -挤出拉伸, 瓶 -挤吹 -注吹,塑料软包装 常见问题,？表面粗糙，不光滑；,？口模积料;,? 颜色分散不良;,？费时费力 - 换色，换配方;,？? 产效低 既有设备限制;,? ? ?,泰乐玛聚合物加工助剂,向您提供一种：,1，LLDPE/LDPE 薄膜实验； 2，HMW-HDPE 薄膜实验；3，HDPE 薄膜实验；,泰乐玛聚合物加工助剂 薄膜应用实验,实验 1 在恒定产量下泰乐玛对模口压力和能量消耗的作用.,LLDPE/LDPE 薄膜实验,LLDPE/LDPE Film Trial,Experiment 1: Resin with PPA

4、 Die Pressure versus %LLDPE,Experiment 1: Resin without PPA Die Pressure versus %LLDPE,Experiment 1: Comparing with and without PPA Die Pressure versus %LLDPE,Experiment 1: Comparing with and without PPAEnergy Consumption versus % LLDPE,实验 2 Effect on melt temperature at constant die pressure and ou

5、tput,Experiment 2: Comparing with and without PPAMelt Temperature versus %LLDPE,EXPERIMENT 3 Effect on output at constant die pressure and melt temperature,Experiment 3:Comparing with and without PPA output versus %LLDPE,TENSILE STRENGTH versus LDPE/LLDPE COMPOSITION,Tensile Strength (MPa),% ELONGAT

6、ION versus LDPE/LLDPE COMPOSITION,% Elongation,TEAR STRENGTH versus LDPE/LLDPE COMPOSITION,TEAR STRENGTH (KN/m),CONCLUSIONS Using PPA : *Allowing higher LLDPE ratios to be used in the LDPE/LLDPE blends *Allowing higher outputs at equivalent die pressures *Allowing low melt temperatures at equivalent

7、 die pressures * Increase the physical properties of the film by increase the concentration of LLDPE in an LDPE/LLDPE resin blend to decrease resin costs,Equipment Extruder: Dyneon Kiefel blown film linegrooved barrel, 40mm, 24/1 L/D Die: 40mm diameter, 0.6mm die gap Materials Base Resin: HMW-HDPE,

8、10 HLMI, 0.948 dens. PPAs: 3% FX-9613 in 2 MI LLDPE3% FX-5920A in 2 MI LLDPE3% FX-5911X in 2 MI LLPDE,HMW-HDPE Blown Film Trial,Blown film,Run ConditionsMelt temperature: 205C Output: 15 kg/hr Shear rate: 640 s-1Procedure Run base resin for 30-60 minutes Run base resin +700ppm PPA for 2 hours,Blown

9、film,Gate Pressure Reduction,2500,2600,2700,2800,2900,3000,3100,3200,0,0.5,1,1.5,2,2.5,Time (hrs),Gate Pressure (psi),FX-5911X,FX-9613,FX-5920A,700ppm PPA in 10 HLMI HMW-HDPE,Blown film,Blown film,Equipment Extruder: Dyneon Collin blown film lineSmooth barrel, 45mm, 25L/D Die: 50mm diameter, 0.6mm d

10、ie gapMaterials Base Resin: HDPE, 18 HLMI, 0.948 dens. containing 2.5% carbon black PPA: 3% FX-5911X in 2 MI LDPE,Blown film,HDPE Blown Film Trial,Run ConditionsMelt temperature: 197CShear rate: 400 s-1 760 s-1 Procedure Run base resin for 45 minutes At time 0, charge 600 ppm FX-5911X. Allow pressur

11、e to equilibrate. Increase screw speed to obtain reference pressure.,Blown film,Blwn film,Pressure Reduction: 18 HLMI HDPE + 2.5% CB + 600 ppm FX 5911X,- 22 %,Blown film,Output Increase: 18 HLMI HDPE + 2.5% CB + 600 ppm FX 5911X,Effect of Temp decrease on Pressure Rpm Ct,CONCLUSIONS,Pressure Reducti

12、on: 22%(Constant rpm, Output) Output Increase: 90%(Constant Pressure, Temperature) Temperature Decrease: 15-25C(Constant rpm),Pipe & tubing,1，融体破裂消除； 2，提高颜料分散质量；3，提高产效缩短非有效时间；,泰乐玛聚合物加工助剂 其它应用实例,泰乐玛聚合物加工助剂应用实例,LLDPE 含Dynamar PPA,LLDPE 不含Dynamar PPA,泰乐玛聚合物加工助剂应用实例,HDPE 不含Dynamar PPA,HDPE 含Dynamar PPA,

13、泰乐玛聚合物加工助剂应用实例,不含Dynamar PPAs,吹 膜,含Dynamar PPAs,泰乐玛聚合物加工助剂应用实例,不含Dynamar PPA 含Dynamar PPA,55 min 50 45 40 35 30 25 20 15 10 5Start,55 min 50 45 40 35 30 25 20 15 10 5Start,HDPE吹膜,泰乐玛聚合物加工助剂应用实例,PVC 电线电缆 - 颜色切换时间减少50%.PP 纤维挤出 - 颜色切换时间减少30%.HDPE 流延膜 -颜色切换时间从10 hr. 减少到1.25 hr.PET 注射成型 -颜色切换时间减少了20%,改善低

14、熔指树脂的加工性，提高共挤出的挤出效率。 降低低熔指树脂的加工温度，调整与其它树脂的加工匹配性。 可以使用更窄的口模设计。 对制品的光泽度和透明度有一定改善 对复合性和印刷无任何影响。,在复合共挤膜中的意义,泰乐玛聚合物加工助剂-使用,方法一：直接使用；,方法二： 以助剂母粒的方式加入。,3M 泰良 技术服务,泰乐玛聚合物加工助剂分散质量分析 泰乐玛聚合物加工助剂含量分析可以提供母粒样品挤出毛细管流变仪分析吹膜线试验,泰乐玛聚合物加工助剂,产出,泰乐玛 拓展了您的工艺限制,熔融指数,分子量分布,口模间隙,温度,“The Influence of Using Fluoropolymer Proc

15、essing Additives to Improve the Extrusion Characteristics of LDPE/LLDPE Resin Blends,” J. Horns, TAPPI 1996 Polymers, Laminations, & Coatings Conference Proceedings. I(2):359(1996)“Die Build-up During Polyolefin Processing: A Matter of Polymer Design and Fluoropolymer-Based Processing Additives”, L.

16、 Van den Bossche, O. Georjon, K. Focquet, G. Dewitte, J. Briers, Polyethylene 1997 World Congress - Maack Business Service “The Application of Fluoropolymer Based Processing Aids in Polypropylene and Thermoplastic Rubber” S. Amos, Dyneon LLC Technical Literature, (5/1998)“The Use of Polymer Processi

17、ng Aids to Reduce Gel Formation in Polyolefin Plastomer Extrusion” S. Amos, S. Woods, TAPPI 1998 PL & C Conference Proceedings“The Influence of Using Fluoropolymer Processing Additives to Improve the Extrusion of High Viscosity LLDPE Resins Through narrow Die Configurations” E. Adair, J. Horns, TAPPI 1997 Polymers, Laminations, & Coatings Conference Proceedings,