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US T857003 I4
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BEST AVAILABLE COPY DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Apr. 11, 1963. 849 0.0. 1221. Identification is by serial number of the application and the heading indicates the number of pages of specification. including claims, and oi. sheetsof drawing contained in the application as originally filed. The die of this application is available to the public for inspection; reproduction may be purchased for 30 cents per sheet.
Applications published under the Defensive Publication Program have not been examined as to the merits of alleged invention. The Patent Ollicc makes no assertion as to the novelty or the disclosed subject matter.
PUBLISHED DECEMBER 3, 1968 METHOD FOR SECURING A LlNlNG TO A SHAPED THERMOPLASTIC ARTICLE Charles G. Chandlcr,' Tennessee Eastman Company, P.0. Bux 511, Kingspnrt, Tenn. 37662 Filed Dec. 5, 1966. Published Dec. 3, 1968 Class 156224 1 Sheet Drawing} 10 Pages Specification COATING LINING MATERIAL WITH HEAT ACTIVATABLE ADHESIVE.
PLACING THERMOPLASIIC L SHEE? ON COATED SUE.
HEATING. THERMOPLASTIC SHEE'FTQ MOLBINQAM') AC- TIVRTIRG EMPERATURE.-
, FORMlNG'l'I-ESHEEIANDL'N- 1 ER TUJTHE DESIRED SHAPE.
COOLlNG TFEFORLED S'EET TD 5E1 DESIRED. MAID EFFECT BIND WFMUNER.
A textile or other type lining is secured during the molding step to a. shaped article formed froma thermoplastic material. This is. accomplished by the steps ofv coating a lining material with a heat activatable. adhesive, bringing a sheet of thermoplastic material from.- which the article is to be formed in contact witivthe coating, activating the coating by applying heat either from the sheet if it is pro-heated or from an external source, molding the sheet by vacuum forming to the desired configuration, and cooling to set the shape and effect a bond blat'wcen the shaped sheet and the lining.
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