Thermoformable laminate structure with improved acoustical absor

Details Thermoformable laminate structure with improved acoustical absor Thermoformable laminate structure with improved acoustical absor

1983-11-21

1984-10-09

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

156 77, 156 78, 428288, 428296, 4283166, 4283171, 4283193, 4283197, B32B 532

Patent

active

044761830

ABSTRACT:
A thermoformable laminate structure with improved acoustical absorption is provided which has a first and a third layer of foamed thermoplastic material and a second layer, intermediate the first and third layers, which is a material having acoustical properties different from the properties of the material of the first and third layers. A portion of the surface area of each layer is adhesively bonded to the adjacent layer. A resin impregnated fabric is bonded to the outer surfaces of the first and third layers.

REFERENCES:
patent: 3355535 (1967-11-01), Hain et al.
patent: 3531367 (1970-09-01), Karsten
patent: 3565746 (1971-02-01), Stevens
patent: 3787259 (1974-01-01), Kleinfeld et al.
patent: 3817818 (1974-06-01), Riding et al.
patent: 3833259 (1974-09-01), Pershing
patent: 4065596 (1977-12-01), Groody
patent: 4147828 (1979-04-01), Heckel et al.
patent: 4167824 (1979-09-01), Wolpa
patent: 4388363 (1983-06-01), Fountain

Affiliated with

Also associated with

Rating

Thermoformable laminate structure with improved acoustical absor does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Thermoformable laminate structure with improved acoustical absor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Thermoformable laminate structure with improved acoustical absor will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1600633