CA1220709A - Stratifie thermoformable a pouvoir accru d'insonorisation - Google Patents

Stratifie thermoformable a pouvoir accru d'insonorisation

Info

Publication number
CA1220709A
CA1220709A CA000468232A CA468232A CA1220709A CA 1220709 A CA1220709 A CA 1220709A CA 000468232 A CA000468232 A CA 000468232A CA 468232 A CA468232 A CA 468232A CA 1220709 A CA1220709 A CA 1220709A
Authority
CA
Canada
Prior art keywords
layer
layers
laminate structure
foamed
thermoplastic material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000468232A
Other languages
English (en)
Inventor
James S. Holtrop
Richard P. Maurer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Co
Original Assignee
Monsanto Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/553,594 external-priority patent/US4476183A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Priority claimed from US06/674,311 external-priority patent/US4682170A/en
Application granted granted Critical
Publication of CA1220709A publication Critical patent/CA1220709A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Laminated Bodies (AREA)
CA000468232A 1983-11-21 1984-11-20 Stratifie thermoformable a pouvoir accru d'insonorisation Expired CA1220709A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US553,594 1983-11-21
US06/553,594 US4476183A (en) 1983-11-21 1983-11-21 Thermoformable laminate structure with improved acoustical absorption
US674,311 1984-09-04
US06/674,311 US4682170A (en) 1983-11-25 1984-11-23 Apparatus for collecting toll

Publications (1)

Publication Number Publication Date
CA1220709A true CA1220709A (fr) 1987-04-21

Family

ID=27070385

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000468232A Expired CA1220709A (fr) 1983-11-21 1984-11-20 Stratifie thermoformable a pouvoir accru d'insonorisation

Country Status (1)

Country Link
CA (1) CA1220709A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2297916C1 (ru) * 2005-12-27 2007-04-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Слоистый акустический материал

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2297916C1 (ru) * 2005-12-27 2007-04-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Слоистый акустический материал

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 20041120