VERBUNDFILM

A composite film having a flexible heat-resistant base layer, a heat softenable pressure formable adherent intermediate layer, and a conformable upper layer of a magnetic powder oxide dispersed in a non-magnetic binder. The film can be permanently embossed in its upper surface upon pressure contact...

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Main Author FRANER, VICTOR RALLEY, ST. PAUL, MINN. (V.ST.A.)
Format Patent
LanguageGerman
Published 01.02.1973
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Abstract A composite film having a flexible heat-resistant base layer, a heat softenable pressure formable adherent intermediate layer, and a conformable upper layer of a magnetic powder oxide dispersed in a non-magnetic binder. The film can be permanently embossed in its upper surface upon pressure contact with a suitable heated die to provide thereon a guide pattern such as a spiral groove, and is thereafter useful as a sound disc.
AbstractList A composite film having a flexible heat-resistant base layer, a heat softenable pressure formable adherent intermediate layer, and a conformable upper layer of a magnetic powder oxide dispersed in a non-magnetic binder. The film can be permanently embossed in its upper surface upon pressure contact with a suitable heated die to provide thereon a guide pattern such as a spiral groove, and is thereafter useful as a sound disc.
Author FRANER, VICTOR RALLEY, ST. PAUL, MINN. (V.ST.A.)
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RelatedCompanies MINNESOTA MINING AND MANUFACTURING CO., ST. PAUL, MINN. (V.ST.A.)
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Snippet A composite film having a flexible heat-resistant base layer, a heat softenable pressure formable adherent intermediate layer, and a conformable upper layer of...
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SubjectTerms AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PERFORMING OPERATIONS
PHYSICS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Title VERBUNDFILM
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