• No results found

[PDF] Top 20 Variable frequency microwave processing of thermoplastic composites

Has 10000 "Variable frequency microwave processing of thermoplastic composites" found on our website. Below are the top 20 most common "Variable frequency microwave processing of thermoplastic composites".

Variable frequency microwave processing of thermoplastic composites

Variable frequency microwave processing of thermoplastic composites

... When microwave energy of a fixed frequency, eg ...the microwave energy was launched into a multimode cavity because many resonant modes will be ...With variable frequency ... See full document

27

Productivity improvement of composites processing through the use of industrial microwave technologies

Productivity improvement of composites processing through the use of industrial microwave technologies

... urethane-based composites with glass fibre reinforcement using epoxy-based adhesive, 100% Goodrich ...to microwave irradiation. The researchers understood that microwave processing of the ... See full document

30

Application of variable frequency microwave (VFM) to adhesives

Application of variable frequency microwave (VFM) to adhesives

... VFM processing has been much superior than its fixed frequency ...VFM processing is ideal and no hot spot can be ...absorb microwave energy of a particular frequency, ... See full document

26

Applications of fixed and variable frequency microwave (VFM) facilities in polymeric materials processing and joining

Applications of fixed and variable frequency microwave (VFM) facilities in polymeric materials processing and joining

... Each frequency is transmitted to the sample in a very short time, eg 20 µs (Ku et al, ...The processing temperature was set at 95 o C with a deadband of 1 o C and the total processing time was set at ... See full document

5

Lap shear strength comparison between two types of random carbon fibre reinforced thermoplastic matrix composites bonded using variable frequency microwaves (VFM) irradiation

Lap shear strength comparison between two types of random carbon fibre reinforced thermoplastic matrix composites bonded using variable frequency microwaves (VFM) irradiation

... reinforced composites are polypropylene (PP), nylon (PA), polyetherimide (PEI), polyphenylene sulphite (PPS), polyethersulphone (PES) and polyetheretherketone ...reinforced thermoplastic composites ... See full document

30

Applications of fixed and variable frequency microwave (VFM) facilities in polymeric materials processing and joining

Applications of fixed and variable frequency microwave (VFM) facilities in polymeric materials processing and joining

... Each frequency is transmitted to the sample in a very short time, eg 20 µs (Ku et al, ...The processing temperature was set at 95 o C with a deadband of 1 o C and the total processing time was set at ... See full document

5

Comparison of Conventional and Variable Frequency Microwave Curing of SU8 Photoresist: Effects on the Dielectric, Thermal, and Morphological Properties

Comparison of Conventional and Variable Frequency Microwave Curing of SU8 Photoresist: Effects on the Dielectric, Thermal, and Morphological Properties

... batch processing, high thermal stability, good chemical resistance and low optical ...these composites are complication in fabrication as well as high ... See full document

18

Joining of thirty three percent by weight random glass fibre reinforced polystyrene using variable frequency microwave

Joining of thirty three percent by weight random glass fibre reinforced polystyrene using variable frequency microwave

... as variable frequency microwave (VFM) technique, to solve the problems brought about by fixed frequency microwave ...materials processing and chemical ...central frequency ... See full document

24

Thermal analysis of joining thermoplastic matrix composites using microwaves

Thermal analysis of joining thermoplastic matrix composites using microwaves

... Abstract: Industrial microwave technology for processing polymers and polymer-based composites is currently in a state of considerable flux. Ku et al. (1997a; 1997b; 1999a) used the equipment shown ... See full document

27

Microwave Absorption Properties of Carbon Nanotubes Epoxy Composites in a Frequency Range of 2   20 GHz

Microwave Absorption Properties of Carbon Nanotubes Epoxy Composites in a Frequency Range of 2 20 GHz

... the microwave absorb- ing materials, epoxy is one of the most attractive poly- mers due to its commercial availability, resistance to cor- rosion, and relatively easy for ...epoxy composites may be used as ... See full document

7

Permittivity measurement of thermoplastic composites at elevated temperature

Permittivity measurement of thermoplastic composites at elevated temperature

... more microwave energy to enter ...and frequency and enables more of the absorbed energy to be converted to ...for microwave-assisted joining of the three ...the microwave-assisted joining of ... See full document

22

Variable frequency microwave (VFM) processing facilities and application in processing thermoplastic matrix composites

Variable frequency microwave (VFM) processing facilities and application in processing thermoplastic matrix composites

... best frequency range to process the material was therefore from ...the frequency range from ...the frequency range of the machine (Microcure 2100 model 250) was from 2 – 8 ...of microwave ... See full document

6

Microwave processing and permittivity measurement of thermoplastic composites at elevated temperature

Microwave processing and permittivity measurement of thermoplastic composites at elevated temperature

... The purpose of a vector network analyser is to approximate a perfect measurement system having infinite dynamic range, isolation, and directivity characteristics, no impedance mismatches in any part of the test set-up, ... See full document

6

Processing of Composites Using Variable and Fixed Frequency Microwave Facilities

Processing of Composites Using Variable and Fixed Frequency Microwave Facilities

... 3. VARIABLE FREQUENCY MICROWAVES (VFM) The frequency of microwave oven in our kitchens is fixed at ...fixed frequency microwave facility mentioned in this paper is also ...GHz. ... See full document

21

Variable frequency microwave (VFM) processing facilities and application in processing thermoplastic matrix composites

Variable frequency microwave (VFM) processing facilities and application in processing thermoplastic matrix composites

... Joining tests of LDPE/CF (33%) using VFMF were performed. A fixed frequency of 2.5 GHz was intentionally chosen to make comparisons easier. From Figure 12 it can be found that the peak bond strength is 432 N at an ... See full document

27

Processing of polymer matrix composites using variable frequency microwave (VFM)

Processing of polymer matrix composites using variable frequency microwave (VFM)

... microwave processing. The technique is geared towards advanced materials processing and chemical ...central frequency employing tunable frequency sources such as travelling wave tubes ... See full document

9

Characterisation of thermoplastic matrix composites (TPC) using variable frequency micorwave (VFM)

Characterisation of thermoplastic matrix composites (TPC) using variable frequency micorwave (VFM)

... materials processing and chemical ...central frequency employing a tunable source such as a travelling wave tube as the microwave power ...rapid processing of flip-chip underfills, materials ... See full document

10

An important step in microwave processing of materials: permittivity measurements of thermoplastic composites at elevated temperatures

An important step in microwave processing of materials: permittivity measurements of thermoplastic composites at elevated temperatures

... of microwave processing of certain fibre-reinforced thermoplastic (FRTP) composites but cannot provide definite answers to the ...FRTP composites have been reported in the ...possible ... See full document

6

Microwave facilities for welding thermoplastic composites and preliminary results

Microwave facilities for welding thermoplastic composites and preliminary results

... Most thermoplastic composites are joined by fusion bonding and the processes employed include resistance welding, ultrasonic bonding, vibrational bonding, high frequency welding, traditional infrared ... See full document

19

To adopt or not to adopt: the case of advanced thermoplastic composites in the automotive industry

To adopt or not to adopt: the case of advanced thermoplastic composites in the automotive industry

... Advanced Thermoplastic Composites (ATC), a promising technology for lightweight and strong materials has been around for multiple ...the composites industry, it is now that this technology has the ... See full document

47

Show all 10000 documents...