先进弹性体纳米复合材料

1、,NANOCOMPOSITES FOR ADVANCED ELASTOMERS,Adam Schwartz,The 4th International Conference,on,NANOTECHNOLOGY FOR THE,NANOTECHNOLOGY FOR THE,PLASTICS & RUBBER INDUSTRIES,PLASTICS & RUBBER INDUSTRIES,February 2, 2009,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano si

2、lica,Modified Nano silica,Nano silicates,Clay modification,Nano ZnO CaCO3 Mg(OH)2,CB (20-250 nm),Graphite graphene,Low friction coefficient,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,Graphite gra

3、phene,Nano ZnO CaCO3 Mg(OH)2,CB (20-250 nm),-Heat resistance temperature,-Decompression explosive resistance seals (EPDM ,FKM),-Electrical properties,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,Gr

4、aphite graphene,Nano ZnO CaCO3 Mg(OH)2,CB (20-250 nm),Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,CB (20-250nm),Graphite graphene,-Thermo-stability in polyurethane,-Curing agent for FPM ,XNBR (if

5、R contains OH),-Reinforcing of silicone rubber,Nano ZnO CaCO3 Mg(OH)2,COOH,R,R,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,CB (20-250nm),Graphite graphene,Nano ZnO CaCO3 Mg(OH)2,-reinforcing agent

6、 for EPDM,-vulcanizing agent for XNBR,-enhanced reinforcement (NR,CR),-heat resistance (NR),Nano ZnO,Nano CaCO3 (0.1 micro),-enhanced mechanical properties In NR,BR,SBR,Nano Mg(OH)2,-reinforcing agents in SBR,EVA,-halogen free flame retardant,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Laye

7、red double hydroxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,CB (20-250nm),Graphite graphene,Nano ZnO CaCO3 Mg(OH)2,catalyst-free combust oxidized mesh,-coated with stearic acid,New products Produced by - Sol-Gel process from TEOS Hydrolysis-condensation,- from silicic

8、acid,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hydroxide LDH,Nano silica,Nano silicates,Clay modification,CB (20-250nm),Graphite graphene,Nano ZnO CaCO3 Mg(OH)2,Fumed silica 7-40 nm,Modified Nano silica,Nano-Fillers in Elastomers,POSS,Carbon nanotubes CNT,Layered double hyd

9、roxide LDH,Nano silica,Modified Nano silica,Nano silicates,Clay modification,CB (20-250nm),Graphite graphene,Nano ZnO CaCO3 Mg(OH)2,Smectite group,Montmorillonite (Na-MMt),Structure of MMT,tetrahedral,octahedral,octahedral,tetrahedral,tetrahedral,interlayer,Basal spacing,Silicate layer 1nm,Na+,Clois

10、ite Na,FTIR,Structure of MMT,tetrahedral,octahedral,octahedral,tetrahedral,tetrahedral,interlayer,Basal spacing,Silicate layer 1nm,Cloisite Na,Cloisite 15A,NH4+,CH asymetric(2920),CH symetric (2850),CH (sciss),Methyl,Dehydrogenated tallow ammonium,FTIR,FTIR,Structure of MMT,tetrahedral,octahedral,oc

11、tahedral,tetrahedral,tetrahedral,interlayer,Basal spacing,Silicate layer 1nm,Cloisite 15A,NH4+,Cloisite 30B,N+,CH3,CH3,HT,HT,CH2,CH2,OH,OH,Bis-(2-hydroxyl methyl tallow ammonium),FTIR,FTIR,Nanocomposite Elastomers Activities at IPRC,Objective :,Replacement of a large part of carbon black by Nanoclay

12、s (NC),NC in SBR,Stress Strain graph,Stress Strain graph,30B+Si69,30B,15A+Si69,15A,15A Si69,30B,30B Si69,Tensile (Mpa),M200 (Mpa),Tear (N/mm),Elasticity Yerzley (%),Tensile (Mpa),M200 (Mpa),Tear (N/mm),Elasticity Yerzley (%),15A,15A Si69,15A,15A Si69,15A,15A Si69,15A,15A Si69,30B,30B Si69,30B,30B Si

13、69,30B,30B Si69,30B,30B Si69,Scorch time (min),Optimal Vulc .time (min),Scorch time (min),Optimal Vulc .time (min),30B,30B Si69,30B,30B Si69,30B,30B Si69,30B,30B Si69,Reaction NC- Mercaptosilane,NC,silane,water,catalyst,Temperature,Time,Product (RRA),Hydrolysis and condensation,RRA 10,30B+Si69,RRA 1

14、0,RRA 10,RRA 10,RRA 10,RRA 10,30B+Si69,30B+Si69,30B+Si69,30B+Si69,30B+Si69,30B+Si69,30B+Si69,RRA 10,Scorch time (min),Optimal Vulc .time (min),Tensile (Mpa),M200 (Mpa),Tear (N/mm),Elasticity Yerzley (%),silane,Product (RRA),water,Catalyst (acid),hydrolysis,50C,Reaction (condensation),mixing),Cloisit

15、e 15A,- 1/1,90C,Reaction NC-Mercaptosilane 2 stages,Stress Strain graph,FTIR,12h,8.5h,2.5h,polysiloxane,Acid (CH=O),silane,Product (RRA),water,Catalyst (acid),hydrolysis,Reaction (condensation),mixing),NC,Optimization parameters: compounds containing RRA: SBR,-Tensile Strength, Modulus ,Tear,-scorch

16、 time , optimal Vulcanization time,-Elasticity,Chemical changes in RRA characterized by FTIR,Reaction NC-Mercaptosilane 2 stages,silane,temperature,Product (RRA),time,water,Catalyst (acid),Temperature,Time,hydrolysis,temperature,time,Reaction (condensation),mixing),NC,Factors affecting interaction N

17、C-silane:,- NC- type,- solvent type (react. Temp.),- NC / hydrolysed silane ratio,- catalyst type,- catalyst amount,- silane / water ratio,- reaction time,silane,temperature,Product (RRA),time,water,Catalyst (acid),Temperature,Time,hydrolysis,temperature,time,Reaction (condensation),mixing),Factors

18、affecting interaction NC-silane:,- NC- type,Cloisite 30B,Cloisite 15A,Factors affecting interaction NC-silane:,- NC- type,-Cloisite Na+,-Cloisite 15A,-Cloisite 93A,-Cloisite30B,Tensile Strength (MPa),Tear (N/mm),M200 (MPa),Yerzley (%),15A,15A,30B,30B,RRA (phr),RRA (phr),RRA (phr),RRA (phr),RRA (phr)

19、,silane,temperature,Product (RRA),time,water,Catalyst (acid),90C,Time,hydrolysis,temperature,time,Reaction (condensation),mixing),Factors affecting interaction NC-silane:,- NC- type :Cloisite 15A,- solvent type (react. Temper.),-Acetone (80-90C),-Isopropyl alcohol (110C),-isophorone (160),-diacetone

20、 alcohol (130C),solvent,Cloisite 15A,-SBP,-water,silane,temperature,Product (RRA),time,water,Catalyst (acid),Time,hydrolysis,90C,time,Reaction (condensation),mixing),Cloisite 15A,Factors affecting interaction NC-silane:,- solvent type (react. Temp.) Acetone,- silane / water ratio ),- stochiometric (

21、45/9),- increasing water quantity,- NC- type :Cloisite 15A,Acetone,90C,silane,temperature,Product (RRA),time,water,Catalyst (acid),Time,hydrolysis,50C,time,Reaction (condensation),mixing),Factors affecting interaction NC-silane:,- NC- type,- solvent type (react. Temper.),- catalyst type,- toluene su

22、lphonic acid,- oxalic acid,- acetic glacial acid,Cloisite 15A,90C,silane,temperature,Product (RRA),time,water,Acid acetic glacial,Time,hydrolysis,50C,time,Reaction (condensation),mixing),Factors affecting interaction NC-silane:,- catalyst type (acid acetic glacial),- silane / water ratio :stochiomet

23、ric,- NC- type :Cloisite 15A,- solvent type (react. Temp.) Acetone,- catalyst amount: (measured by pH),- pH-3.6,- pH-3.2,- pH-3.0,- pH-2.9,Cloisite 15A,stoechiometric,90C,Tensile (MPa),M200 (MPa),Tear (N/mm),3.2,3.0,2.9,3.2,3.0,2.9,3.2,3.0,2.9,pH,pH,pH,pH=3.2,pH=2.9,pH=3.0,silane,temperature,Product

24、 (RRA),time,water,Acid acetic glacial 8 drops,Time,hydrolysis,90C,time,Reaction (condensation),mixing),Factors affecting interaction NC-silane:,- catalyst type (acid acetic glacial),- silane / water ratio ):stoechiometric,- NC- type :Cloisite 15A,- solvent type (react. Temper.) Acetone,- catalyst am

25、ount: pH=3,Cloisite 15A,stochiometric,- NC / hydrolysed silane ratio,- 1/1,- 2/1,90C,silane,temperature,Product (RRA),time,water,Acid acetic glacial 8 drops,Time,hydrolysis,50C,time,Reaction (condensation),mixing),Factors affecting interaction NC-silane:,- catalyst type (acid acetic glacial),- silan

26、e / water ratio ):stoechiometric,- NC- type :Cloisite 15A,- solvent type (react. Temper.) Acetone,- catalyst amount: pH=3,Cloisite 15A,stoechiometric,- NC / hydrolysed silane ratio (1/1),- 1/1,- reaction time (1h , 2h , 7h, 12h),90C,SBR,Stress Strain graph,RRA50,RRA10,Scorch time (min),Optimal Vulc

27、.time (min),Tensile (Mpa),M200 (Mpa),Tear (N/mm),Elasticity Yerzley (%),RRA 50,RRA 10,RRA 50,RRA 10,RRA 50,RRA 10,RRA 50,RRA 10,RRA 50,RRA 10,RRA 50,RRA 10,DIN Abrasion (mm3),HBU (0F),Tear (N/mm),M200 (MPa),Yerzley (%),partial substitution of CB by NC,Specific gravity (g/cm3),HAF 50,HAF 25,HAF 25,HA

28、F 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,HAF 50,HAF 25,HAF 25,HAF 15,Scorch time (min),Optimal Vulc .time (min),Tensile (Mpa),partial substitution of CB by NC,DIN Abrassion (mm3),Heat build Up(0F),Tens (MPa),Tear (N/mm),M200 (MPa),Yerzley (%),Specific gravity (g/c