Sound absorbing and decoupling syntactic foam

Details Sound absorbing and decoupling syntactic foam Sound absorbing and decoupling syntactic foam

1994-06-07

1995-06-06

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

521137, 521159, 521163, 521164, 521170, 521172, 521174, C08G 1800

Patent

active

054223806

ABSTRACT:
There is disclosed a sound-absorbing syntactic foam comprising expanded polystyrene microspheres, dispersed randomly in a polyurethane matrix.

REFERENCES:
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patent: 4485719 (1984-12-01), Mendelsohn et al.
patent: 4604940 (1986-08-01), Mendelsohn et al.
patent: 4739027 (1988-04-01), Mendelsohn et al.
patent: 4782097 (1988-11-01), Jain et al.
patent: 4843104 (1989-01-01), Melber et al.
patent: 5114982 (1992-05-01), Mendelsohn et al.
Brooks and Rey, Polystyrene-Urethane Composite Foam for Carsh Padding Applications, Journal of Cellular Plastics, p. 232 (Sep./Oct. 1973).
Hinselmann and Stabenow, Zur Entstehung der Zellstruktur von Polystyrolschaum, VDI-Berichte p. 165 (Nr. 182, 1972) with translation.
Encyclopedia of Polymer Science and Engineering vol. 3 (John Wiley & Sons, Inc. 1985).

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