US PATENT SUBCLASS 156 / 289
.~.~ Utilizing parting or release material to prevent adhesion

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

1  DF  METHODS {7}
60  DF  .~ Surface bonding and/or assembly therefor {93}
289.~.~ Utilizing parting or release material to prevent adhesion

DEFINITION

Classification: 156/289

(under subclass 60) Processes in which a bond inhibiting material is used to prevent adhesion between laminae in areas that might otherwise bond in the absence of the material.

(1) Note. The parting or release material may be in the form of a film or powder.

SEE OR SEARCH THIS CLASS, SUBCLASS:

90, for processes using a barrier layer to prevent migration or bleeding between laminae.

323, for processes utilizing a subsequently removed flexible element interposed between the work and the pressure

surface.

SEE OR SEARCH CLASS 428, Stock Material or Miscellaneous Articles,

40.1+, for a composite stock material product having a layer of adhesive and a covering therefor which must be removed or stripped to expose the adhesive and enable it to be adhered to a surface; subclass 352 for a composite stock material having an adhesive outermost surface and also having a release or anti-stick coating (usually on the surface opposite the adhesive surface).