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molding compounds

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870285
EISBN: 978-1-62708-314-0
... on the Distribution of Fiber Orientations ; Polym. Eng. Sci. , Vol 18 , Society of Plastics Engineers , 1978 , p 45 – 52 10.1002/pen.760180110 6. Molding Compounds , ASM Handbook , Vol 21 , Composites , ASM International , 2001 , p 141 – 149 10.31399/asm.hb.v21.a0003370 7. Peterson C.W...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110603
EISBN: 978-1-62708-247-1
... parts may also have defects induced during the reclamation procedures, such as damaged terminations, popcorn damage in the molding compound, and delamination of the molding compound from the die attach [5] . Apart from excess inventories, scrapped parts, and reclaimed parts, counterfeiters may also...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.9781627082815
EISBN: 978-1-62708-281-5
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780064
EISBN: 978-1-62708-281-5
... n n y n n Thermoset plastics Compression     Powder 60 8.7 30 3370 0.5 5 y y y y n n y n y y     Sheet molding compound 6–20 0.85–3 30 3370 4–5 45–55 y y y y n n y n y y     Cold-press molding 1 0.15 30 3370 … … n n y y n n n n y y...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110513
EISBN: 978-1-62708-247-1
... small mold compound overlap to pins (when the chip size is little smaller than the fully encapsulated device) may result in stitch bond cracking. Stress to pin and mold - induced by excessively hot soldering, pin forming, PCB bending or/and stamping from the leadframe - may result in a small, micron...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110067
EISBN: 978-1-62708-247-1
... structures for plastic packaged LSI ,” in Proc. Int. Symp. Testing and Failure Analysis , 1987 , pp. 75 - 81 . [28] Kuroki S. and Oota K. , “ High-reliability epoxy molding compound for surface-mounted devices ,” in Proceedings., 39th Electronic Components Conference , 1969 : IEEE, pp...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780115
EISBN: 978-1-62708-281-5
... in Instrumentation , Am. Lab. , June 1979 , p 79 – 88 38. Wehrenberg R.H. II , Thermal Analysis: The Hot New Technique for Testing Plastics , Mech. Eng. , Sept 1979 , p 78 – 83 39. Riesen R. and Sommerrauer H. , Curing of Reaction Molding Resins Studied by Thermoanalytical...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550325
EISBN: 978-1-62708-307-2
... position of various metals to plastics is compared in Table 7.5 . Table 7.5 Common plastic/metal competitors Material Processes Generalized plastics competitive position Primary Secondary Sheet steel Stamped Welded fabrication Sheet molding compound (SMC) or thermoplastic. SMCs...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780003
EISBN: 978-1-62708-281-5
... CTA Cellulose triacetate (triacetate) CTFE Polymonochlorotrifluoroethylene DAP Poly(diallyl phthalate) DMC Dough molding compound (usually polyester) EC Ethyl cellulose EAA Ethylene-acrylic acid EEA Ethylene-ethyl acrylate EMA Ethylene-methacrylic acid...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110016
EISBN: 978-1-62708-247-1
..., laser milling is required prior to the chemical decapsulation. Cu wires cannot withstand a long chemical exposure compared to Au wires; therefore, shortening the chemical exposure time is crucial. Laser milling can thin down the mold compound to about 100um remaining on the die surface with a full...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870489
EISBN: 978-1-62708-314-0
... material product forms versus process Material form Process Pultrusion RTM Compression molding Filament winding Hand lay-up Auto tape laying Discontinuous Sheet molding compound … … • … … … Bulk molding compound … … • … … … Random continuous Swirl mat/neat...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110447
EISBN: 978-1-62708-247-1
... organic particle in SiO2 filled molding compound exposed after polish/look. Awareness is key. We have seen a tremendous increase in occurrences of specific particle induced failure modes after the FA was optimized for finding particles. This was not because we made more products with a particle...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550385
EISBN: 978-1-62708-307-2
... Thermoplastic Polymers and Composites ,” paper presented at a SAMPE conference 8.7 “ CETEX Thermo-Lite Thermoplastic Composites for Automated Fiber Placement & Rapid Lamination Processes ,” TenCate Advanced Composites Data Sheet , 2008 8.8 Molding Compounds , Composites , Vol 21 , ASM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110219
EISBN: 978-1-62708-247-1
... methods with the goal of uncovering the defects root cause. The periodic excitation of a resistive defect results in a periodically occurring thermal signal that propagates from the defect site through the die stack and the mold compound towards the components surface. The repetition rate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780051
EISBN: 978-1-62708-281-5
... and a painting operation is often necessary. Improvements in the smoothness of the part surface, as molded, have been achieved through nucleating the molding compound and applying external molding techniques, such as gas counterpressure, as well as through a better understanding of the injection-molding process...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870031
EISBN: 978-1-62708-314-0
..., a 12k tow contains 12,000 filaments. Roving —A number of strands or tows collected into a parallel bundle without twisting. Rovings can be chopped into short fiber segments for sheet molding compound, bulk molding compound or injection molding. Yarn —A number of strands or tows collected...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2020
DOI: 10.31399/asm.tb.bpapp.t59290251
EISBN: 978-1-62708-319-5
... Properties of Injection Molded HDPE-Al 2 O 3 -HAp Hybrid Composites , J. Appl. Polym. Sci. , Vol 121 , 2011 , p 2500 – 2511 10.1002/app.33961 • Bayer M. , Pyka P. , and Wagner H. , Process and Molding Compound for Producing Inorganic Sintered Products by Injection Molding , U.S...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780185
EISBN: 978-1-62708-281-5
... of specimen conditioning D 955 294–4 Measuring shrinkage from mold dimensions of molded thermoplastics D 3419 10724 In-line screw-injection molding of test specimens from thermosetting compounds D 3641 294–1,2,3 Injection molding test specimens of thermoplastic molding and extrusion materials...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870401
EISBN: 978-1-62708-314-0
... aircraft fluids are shown in Table 15.1 , and the maximum moisture contents of several polyester and vinyl ester E-glass composites are given in Table 15.2 . Note the severe effects of antifreeze and gasoline on the sheet molding compounds. The important point to remember is that any composite should...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780105
EISBN: 978-1-62708-281-5
.... Figure 29 depicts the moisture versus resin-glass content in a nylon molding compound. Figure 30 illustrates the differential decomposition of an acetal/fluorocarbon alloy. It is noteworthy that there must be a significant difference in the decomposition temperatures in order to appreciate subtleties...