感压胶与M胶系课件.ppt

1、感壓膠與3M膠系Jacob Lin林欽傑感壓膠PSA: Pressure Sensitive Adhesive定義n自然的黏彈性質n快速及長久的黏性n使用手或手指施壓即發生黏性n不須水,溶劑或熱與之反應即可得其黏性n擁有相當的保持力(內聚力)n有足夠的內聚力與彈性兩大信條PSA = Adhesion + Cohesion膠帶 = 黏性 + 結構最大的貼合效果 = 最大的接觸面積膠必須膠必須 後去後去 到被貼物到被貼物不同表面之力不同表面之力膠膠被貼物被貼物被貼物被貼物物質本身內部之力物質本身內部之力四元素 溫度增加膠的黏度加速膠的流動增加溼潤 壓力加速膠的流動增加表面溼潤去除氣泡時間使膠流動貼

2、合表面粗糙度表面能量貼合表面 - 金屬表面 達因達因/公分公分表面表面1103 銅840鋁753鋅526錫458鉛700-1100不銹鋼250-500玻璃貼合表面 -高能量表面塑膠 (HSE)達因達因/公分公分表面表面50KaptonR 工業薄膜47酚樹酯46NylonR45醇酸樹酯琺瑯43聚酯 (PET), 環氧樹酯漆, PU漆42ABS, PC39硬質PVC38NorylR樹酯, 壓克力 (ex: PMMA)貼合表面 - 低能量表面塑膠 (LSE)達因/公分表面37PVA36乙縮醛, PS35PolaneR漆33EVA31PE29PP28TedlarR聚乙烯氟化物薄膜18TeflonR鐵氟

3、龍 黏彈性極大極大極大極大黏性的黏彈性的彈性的 固體的軟性和硬性的膠w硬性膠n較少的立即性接觸n低的初期鍵結力n須較長的滯留時間n好的保持力w軟性膠n相當好的立即性接觸n高的初期鍵結力n須很少或不須滯留時間n較差的保持力膠的種類橡膠/壓克力/矽利康 膠系之鍵結比較Bonding System Adhesive Technology PlatformsADHESIVETECHNOLOGIES#1000#1100#900#700#800#200#100A-20#500#400A-40#300A-60#600A-10#1200300LSE300MP320340350420430740770550El

4、astomericHigh Temp.High Perf.High StrengthHigh TackHigh StabilityVHBSynthetic RubberNatural RubberMisc.RepositionableRepulpable860850830820810SF220200MPSFSFSFR-40R-70R-60R-50R-30R-20R-10290A-30A-25Plus #2000MP Optically ClearSFSFSFAdhesive type and the relatedAdhesive type2mil ATT producttemp. resis

5、. (Short term)100MP9460260100966230200MP467MP2038008PT series1493509482PC1779888T series120300LSE9671LE149300MP6032PC1213009471121ScotchTM Laminating AdhesiveAdhesive TypesAcrylic-based Adhesives#100#200#200MP#220#400#100MP(600)Modified Acrylic Adhesives#300#300MP#320#350#900Rubber-based Adhesive#70

6、0Specialty Adhesives#1000#1200100 - Hi-Temperature AcrylicExcellent bond to metalOutstanding performance (232oC)Excellent resistanceLow Low Products 2 mils62# DK 2 mils58# PCK1 mil55# DK100MP (600) - VHBTM AcrylicwHighest performing adhesivewSlightly higher temp resistance than #100wOutstanding perf

7、ormance (260oC)wTremendous shear strengthwProducts 2-0.5-2 mils58# PCK9460 2mils58# PCK200 - Hi-Performance AcrylicExcellent bond to metal and plasticsHigh Temperature Performance - up to 177CExcellent Solvent ResistanceLow Low Products 2 mils62# DK 2 mils58# PCK 5 mils62# DK 5 mils58# PCK200MP - Hi

8、-Performance Acrylicodified erformance of #200Higher Adhesion to High Surface Energy SubstratesHigher Temperature Performance - up to 204 CExceptional Improved claritySuperior adhesive smoothness200MP - Hi-Performance AcrylicProducts2 mils58# PCK5 mils58# PCK2 mils86# PCK2 mils2 liners 1.5-0.5-1.5 m

9、ils 58# PCK 2-1-2 mils58# PCK 2-n-2 milsOptions300 - Hi-Strength AcrylicBalanced propertiesExcellent bond to Temperature 82oCExcellent adhesive flow idea for foam and fabric lamination Products 2 mils60# DK 5 mils60# DK 2 mils86# PCK300MP - Hi-Strength AcrylicNon fibered version of #300Excellent bon

10、d to Excellent holding, Temperature 121oCHigher temperature performanceProducts 13 mils86# PCK 2 mils58# PCK 4 mils58# PCK2.25-0.5-2.25 86# PCK350Excellent bond to Excellent holding, Temperature 232oCHigher temperature performanceProducts2 mils 58# PCK 5 mils 58# PCK 2.5-1-2.5 mils 58# PCK300LSEExce

11、llent bond to powder coatings and lightly oiled metalsExcellent holding, Temperature 149oCProducts 2 mils 86# PCK 5 mils 86# PCK 2.25-0.5-3.25 mils 58# PCK400 - Hi-Tack AcrylicGood low temp performance (-50oC)Excellent UV resistanceExcellent claritynProducts 1 mil55# DKST-416 4 mil415 4 mil700 - Hi-

12、Bond RubberHigh adhesion to LSETemp resistance 90oCPoor resistance to petroluem-based solventsIndoor applications onlynProducts 2-1-2 mils58# PCK900 - AdhesiveDouble-coated tissue tapeExcellent processing characteristicsExcellent low temp performanceExcellent adhesion to LSEExcellent adhesion to rub

13、berProducts 150 umLSE 150 umHigh Temp1000 - RepositionableRepositionable Adhesive (Post-it?Products)Clean Removal on Most SurfacesGood Holding Strength on Flat SurfacesProducts 1.0 mil43# DK55# DK2000MP Optically clearCoated using clean room specifications, Modified from #200MP adhesiveHigh temperat

14、ure (177oC),Product: 8161, 8171, 9483 3M Optically Clear Adhesives are Free of birefringence Refractive Index of 1.471 Light transmission exceeds 99%, when corrected for reflection lossesPeel Adhesion (Initial) 024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingPe

15、el Adhesion (Ultimate) 024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingShear Strength (Room Temperature) 024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingShear Strength (66 C/150 F) 024681012100200200MP300300MP3103203504004

16、9050060010001100700800900A900R1200A1200BRatingAdhesion to Metal024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingAdhesion to HSE Plastics024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingAdhesion to LSE Plastics024681012100200

17、200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingChemical Resistance024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingUltra Violet Resistance024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingPlasticizers

18、 Resistance0246810100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRatingHumidity Resistance024681012100200200MP300300MP31032035040049050060010001100700800900A900R1200A1200BRating破壞鍵結的原因膠與被貼物表面是不相容的過粗糙之表面表面污染n脫模劑, 灰塵粒子塑化劑之游離n可撓式PVC, 橡膠溢氣nPolycarbonate(PC) 感壓膠使用時應注意之事項清潔且乾淨之表面n塑料使用異丙醇(IPA)或庚烷(Heptane)n金屬使用丙酮/異丙醇(IPA)接觸壓力n至少15psi滯留時間n在測試或使用前,至少在室溫下靜置13天表面溫度n操作溫度必須高於15n選擇膠帶必須考慮運送及使用時之溫度難貼的表面應如何處理清潔表面n脫模劑表面研磨Corona/Frame處理n極性化/氧化表面至高能量表面底膠(Primer)