Information
-
Patent Grant
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6357798
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Patent Number
6,357,798
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Date Filed
Friday, January 3, 199728 years ago
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Date Issued
Tuesday, March 19, 200222 years ago
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Inventors
-
Original Assignees
-
Examiners
- Wellington; A. L.
- Carter; Monica
Agents
-
CPC
-
US Classifications
Field of Search
US
- 281 2
- 281 5
- 283 61
- 283 62
- 283 81
- 283 100
- 283 101
- 283 105
- 428 401
- 428 422
- 428 423
- 428 43
- 040 29901
- 040 310
- 040 630
- 040 638
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International Classifications
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Abstract
An intermediate for making repositional or removable adhesive backed labels is provided which facilitate the construction of labels that may be readily dispensed with automatic equipment, and/or readily passed through printers. A first paper layer has permanent adhesive on a first face and the repositional or removable (preferably repositional) adhesive on a second face, the repositional adhesive also in contact with a first face of a liner material, with a second face of a liner material having a silicone coating. The liner material first face has a non-highly calendered texture, uncoated with adhesive release material so that the repositional or removable adhesive adheres well to the liner material first face, although the repositional adhesive has greater affinity for the first paper layer second face than the liner material first face. The intermediate may be placed in a spiral roll configuration, and then used to make a label precursor by bringing a second paper layer (e.g. about 12 lb. bond paper) into contact with the permanent adhesive layer. Labels are die cut out of the label precursor through the second paper layer so that when the label is removed from the label configuration it has a top face which is a face of the second paper layer and the repositional adhesive defines a bottom face thereof, or the label may be a patch in a much larger business form.
Description
BACKGROUND AND SUMMARY OF THE INVENTION
There are number of situations in which it is desirable to have a paper label with repositional or removable adhesive. One particular effective utilization is where the label is a “patch” in a business form. The intermediate according to the present invention is simple and easy to construct, as is the label precursor formed from the intermediate, and the label configuration pursuant to the invention (whether per se or as a patch in a business form). The label configuration according to the invention may be readily automatically processed, through automatic dispensing equipment, or through printers.
According to one aspect of the present invention an intermediate for making repositional or removable adhesive backed labels is provided. The intermediate comprises the following components: A first paper layer having first and second faces. A liner material layer having first and second faces. A permanent adhesive layer in contact with the first paper layer first face. A repositional or removable adhesive layer in contact with second first paper layer second face and the liner material first face. A permanent adhesive release material layer associated with the liner material second face. And, the liner material first face having a non-highly calendered texture, uncoated with adhesive release material so that the repositional or removable adhesive adheres to the liner material first face even when the intermediate is rolled into a spiral roll configuration, but the repositional or removable adhesive having a higher affinity for the first paper layer second face than the liner material first face.
Typically the release material layer comprises a silicone coating. The repositional or removable adhesive is preferably repositional adhesive. The intermediate may be formed into a spiral roll configuration with the permanent adhesive engaging the release material layer, and unrolled from that configuration to make a label configuration (whether per se or as a patch on a business form) according to another aspect of the invention.
The liner material preferably is as light as possible so that the label constructed will be as thin as possible. In a preferred embodiment the liner material comprises about 25-42 lbs. per five hundred sheet ream (24″×36″ sheets) weight liner paper, available from a number of conventional sources. The first surface of the liner material is uncoated with adhesive release material and not highly calendered, otherwise the removable or repositional adhesive—preferably when the clean release preferred repositional adhesive according to the present invention is utilized—would release too easily, and would cause the label to “pre-dispense” in printers while traveling around the printer rollers, for example in the printing of business forms where the label is a patch on a form. That is the first face of the liner material has an essentially “paper” texture that is not exceptionally smooth, like highly calendered paper is. However the liner material typically will be calendered to some extent, and in any event will have a lesser affinity for the removable or repositional adhesive than the paper stock does.
The repositional adhesive preferably utilized according to the invention is CLEAN TAC® adhesive available from Moore Business Communications of Lake Forest, Ill. The intermediate preferably comprises a second paper layer in contact with the permanent adhesive layer to form a label precursor. The second paper layer preferably comprises bond paper having a weight of between about 15-100 lbs. per five hundred sheet ream (17″×22″ sheets).
According to another aspect of the present invention a label configuration is provided comprising a label precursor as set forth above, and a label die cut out of the label precursor through the second and the first paper layers so that when the label is removed from the label configuration it has a top face which is a face of the second paper layer, and the repositional adhesive defines a bottom face thereof. The label configuration may comprise a plurality of labels in continuous format (separated by lines of weakness if desired), or preferably the second paper layer comprises a business form having an area at least three times as large as the first paper layer (typically even larger than that, for example the second paper layer comprising an 8 ½×11 inch sheet while the label has a conventional bottle or mailing piece size or the like) as the first paper layer and the liner material so that the label comprises a patch on a business form.
It is the primary object of the present invention to provide an intermediate for constructing a repositional or removable adhesive backed label, and the label configuration so constructed. This and other objects of the invention will become clear from an inspection of the detailed description of the invention and from the appended claims.
BRIEF DESCRIPTION OF THE DRAWINGS
FIG. 1
is a side schematic cross-sectional view, greatly exaggerated in thickness for clarity of illustration, of an exemplary intermediate according to the present invention;
FIG. 2
is a top perspective view of the intermediate of
FIG. 1
in a spiral roll configuration;
FIG. 3
is a view like that of
FIG. 1
only showing the intermediate in association with a second paper layer to form a label precursor;
FIG. 4
is a top perspective schematic view of a first embodiment of a label configuration according to the present invention;
FIG. 5
is a top perspective view of an exemplary label from the label configuration of
FIG. 4
, with the label bent backwardly to illustrate both faces thereof; and
FIG. 6
is a view like that of
FIG. 4
with a second embodiment of a label configuration according to the invention.
DETAILED DESCRIPTION OF THE DRAWINGS
FIG. 1
shows an exemplary intermediate
10
for making repositional or removable adhesive backed labels according to the present invention,
FIG. 1
illustrating the intermediate with the various layers thereof greatly exaggerated in size for clarity of illustration. In fact the intermediate
10
will have an actual thickness that is only roughly equal to about the thickness of two conventional sheets of paper.
The components of the intermediate
10
include a first paper layer
11
, e.g. bond paper having a weight between about 12-90 lbs. per five hundred sheet ream (17″×22″ sheets). Polyester or polypropylene could be substituted for the first paper at between about 0.5 mil to about 4.0 mil thickness. The first paper layer
11
has a first face
12
on which is disposed a permanent adhesive
13
, and a second face
14
which is in contact with a removable or repositional adhesive layer
15
. The permanent adhesive layer
13
may be any suitable permanent adhesive and the invention is not dependent upon the exact nature of the permanent adhesive. The adhesive
15
may be of any conventional removable or repositional adhesive used in business forms, labels, or the like, but most desirably is a repositional adhesive and preferably CLEAN TACO® repositional adhesive available from Moore Business Communications of Lake Forest, Ill.
The intermediate
10
also comprises a liner material layer
16
having a first face
17
and a second face
18
. The first face
17
is in contact with the repositional adhesive layer
15
, while the second face
18
comprises or is in contact with a permanent adhesive release material. For example the face
18
may be highly calendered so that it will release from a particular permanent adhesive
13
utilized therewith, or a silicone release material coating
19
of conventional configuration may be provided thereon.
The liner material
16
preferably is as light as possible so that the ultimate label configuration produced from the intermediate
10
is as thin as possible. For example the liner material may be paper having a weight of between about 25-42 lbs. per five hundred sheet ream (24″×36″ sheets). The first face
17
of the liner material
16
has a non-highly calendered texture, uncoated with adhesive release material so that the repositional or removable adhesive
15
adheres to the first face
17
even when the intermediate
10
is rolled in a spiral configuration (see FIG.
2
), but the adhesive
15
has a higher affinity for the first paper layer
11
second face
14
than for the liner material
16
first face
17
. The face
17
has a basically “paper” texture, however it may have some calendering so that the affinity of the adhesive
15
therefor is less than for the face
14
.
When the intermediate
10
is in the spiral roll configuration of
FIG. 2
it will be seen that the permanent adhesive
13
contacts the silicone release material coating
19
so that the intermediate
10
may be readily unrolled from the configuration of
FIG. 2
when it is desirable to form a label precursor and then label configuration according to the present invention.
FIG. 3
schematically illustrates a label precursor
20
according to the present invention, utilizing the same exaggerated thickness format as that for the intermediate of FIG.
1
. The precursor
20
comprises the intermediate
10
with a second paper layer
21
in association therewith. The second paper layer
21
includes a first face
22
which engages and is permanently adhered to the permanent adhesive
13
, and has an exposed second face
23
, typically one in which graphics, text, or the like are imaged.
FIG. 4
shows a label configuration according to the present invention that is made from the precursor
20
of FIG.
3
. In the embodiment of
FIG. 4
the label configuration
25
has individual labels
26
die cut (through the second paper layer
21
and layer
11
) to form the die cuts
27
. The die cuts may include paper ties
28
(shown exaggerated in size in
FIG. 4
) at various positions. The ties
28
are useful particularly if the label configuration
25
is to be passed through a printer or the like to image indicia (such as the indicia
29
) thereon. The label configuration
25
includes a plurality of individual labels
26
which are in continuous format, but which may have lines of weakness—such as a perforation line
30
—separating the configuration
25
into individual label configurations.
FIG. 5
shows one of the labels
26
according to the present invention detached from the rest of the configuration
25
. Because the adhesive
13
has a higher affinity for the first face
22
of paper layer
21
than the adhesive
15
on first paper layer
11
from the liner material
16
. When the label
26
is detached from the configuration
25
the repositional adhesive
15
is exposed, and then can be placed in contact with another piece of paper, a physical object, or any other desired element.
FIG. 6
illustrates another embodiment of a label configuration according to the present invention. In
FIG. 6
a business form
32
is provided as the second paper layer (
21
), the business form
32
having an area that is at least three times greater (and typically even greater than that) than the area of the first paper layer
11
and liner material layer
16
. In this way the label
26
′ so formed is a “patch” in the business form
32
, the layers
11
,
16
having an area that is only slightly (e.g. less than 50%) greater than the area of the label
26
′ and not visible in
FIG. 6
because they are on the opposite of the business form
32
. The business form
32
may, for example, be an 8 ½×11 inch, A4, legal size, or like conventional size sheet while the label
26
′ a standard size of a few inches (normally a maximum of 3×5 inch size). Ties
28
′ may hold the label
26
′ securely to the business form
32
to allow it to be readily passed through a laser printer or the like, for the imaging of indicia
33
on the business form
32
(and additionally for imaging the indicia
29
, if desired).
The particular manner in which the intermediate
10
is brought into contact with the sheet or strip
21
, or the business form
32
, is not in any way critical to the invention. It may be done utilizing conventional equipment, such as for applying transfer tape, or for mating together two strips unwound from rolls, or it may be done manually, etc.
It will thus be seen that according to the present invention an advantageous label intermediate, and label configuration, have been provided for a label with repositional or removable adhesive, preferably repositional adhesive. While the invention has been herein shown and described in what is presently conceived to be the most practical and preferred embodiment thereof it will be apparent to those of ordinary skill in the art that many modifications may be made thereof within the scope of the invention, which scope should be accorded the broadest interpretation of the appended claims so as to encompass all equivalent structures and devices.
Claims
- 1. An intermediate for making repositionable or removable adhesive backed labels, said intermediate comprising:a first paper layer having first and second faces; a liner material layer having first and second faces; a permanent adhesive layer in contact with said first paper layer first face; a repositional or removable adhesive layer in contact with said first paper layer second face and said liner material first face; a permanent adhesive release material layer associated with said liner material second face; and said liner material first face having a non-highly calendered texture, uncoated with adhesive release material so that said repositional or removable adhesive adheres to said liner material first face even when said intermediate is rolled into a spiral roll configuration, but said repositional or removable adhesive having a higher affinity for said first paper layer second face than said liner material first face.
- 2. An intermediate as recited in claim 1 wherein said release material layer comprises a silicone coating.
- 3. An intermediate as recited in claim 1 wherein said repositional or removable adhesive is repositional adhesive.
- 4. An intermediate as recited in claim 1 wherein said intermediate is in a spiral roll configuration with said permanent adhesive engaging said release material layer.
- 5. An intermediate as recited in claim 1 wherein said liner material has a weight of between about 25-42 lbs. per five hundred sheet ream (24″×36″ sheets).
- 6. An intermediate as recited in claim 1 further comprising a second paper layer in contact with said permanent adhesive layer to form a label precursor.
- 7. An intermediate as recited in claim 6 wherein said second paper layer comprises bond paper having a weight of between about 15-100 lbs. per five hundred sheet ream (17″×22″ sheets).
- 8. An intermediate as recited in claim 7 wherein said first paper layer comprises bond paper having a weight of between about 12-90 lbs. per five hundred sheet ream (17″×22″ sheets).
- 9. An intermediate as recited in claim 2 wherein said repositional or removable adhesive is repositional adhesive.
- 10. An intermediate as recited in claim 4 wherein said repositional or removable adhesive is repositional adhesive.
- 11. An intermediate as recited in claim 5 wherein said repositional or removable adhesive is repositional adhesive.
- 12. An intermediate as recited in claim 6 wherein said repositional or removable adhesive is repositional adhesive.
- 13. An intermediate as recited in claim 8 wherein said repositional or removable adhesive is repositional adhesive.
- 14. A label configuration comprising:a label precursor comprising: a first paper layer having first and second faces; a second paper layer having first and second faces; a liner material layer having first and second faces; a permanent adhesive layer in contact with said first paper layer first face; a repositional or removable adhesive layer in contact with said first paper layer second face and said liner material first face; a permanent adhesive release material layer associated with said liner material second face; said liner material first face having a non-highly calendered texture, uncoated with adhesive release material so that said repositional or removable adhesive adheres to said liner material first face even when said intermediate is rolled into a spiral roll configuration, but said repositional or removable adhesive having a higher affinity for said first paper layer second face than said liner material first face; and a label die cut out of said label precursor through said second and first paper layers so that when said label is removed from said label configuration it has a top face which is a face of said second paper layer and said repositional or removable adhesive defining a bottom face thereof.
- 15. A label configuration as recited in claim 14 wherein said repositional or removable adhesive is repositional adhesive.
- 16. A label configuration as recited in claim 15 wherein said liner material has a weight of between about 25-42 lbs. per five hundred sheet ream (24″×36″ sheets).
- 17. A label configuration as recited in claim 15 wherein said second paper layer comprises bond paper having a weight of between about 15-100 lbs. per five hundred sheet ream (17″×22″ sheets).
- 18. A label configuration as recited in claim 17 wherein said first paper layer comprises bond paper having a weight of between about 12-90 lbs. per five hundred sheet ream (17″×22″ sheets).
- 19. A label configuration as recited in claim 15 wherein said second paper layer comprises a business form having an area at least three times as large as said first paper layer and liner material so that said label comprises a patch in a business form.
- 20. A label configuration as recited in claim 14 wherein said second paper layer comprises a business form having an area at least three times as large as said first paper layer and liner material so that said label comprises a patch in a business form.
US Referenced Citations (20)