1. A material, such as acrylic, starch or
pyroxylin, used to fill the interstices of a base
fabric. The principal characteristics desired
include cheapness, flexibility, water resistance,
durability, printability, mold and fungi
resistance, and resistance to insects and other
vermin. See also: BOOK
CLOTH ; BUCKRAM . 2. Usually,
a non-fibrous material added to the fiber furnish
of paper. The major characteristics desired
include cheapness, opacity, printability, color,
and flatness. See also: LOADING (2) . 3. The
inner ply or plies of a board made up of multiple
layers. 4. An ornamented outline or border in gold
or color. 5. A relatively nonadhesive substance.
such as clay, diatomaceous earth, walnut shell
flour, etc., used to extend an adhesive or to
provide increased bulk. and/or to improve its
working properties, strength, permanence, or other
characteristics. See a1so: BINDER (4) ;EXTENDER (1) . 6.
See: PADDING (t).
(17 , 42 ,22 , 309 ,350 )