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Патент USA US3025136

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iii-ed
3,025,126
Patented Mar. 13, 1962
1
2
3,025,125
to the hosiery within the retort. The effect of the heat
and steam or both bonds the solution to the stocking
fabric and causes it to become permanently and integrally
a part of the fabric.
10 Claims. (Cl. 8--62)
so treated is then dyed in a standard hosiery dyeing ma
METHOD OF DECORATING LADHES’ NYLON
HOSIERY AND HOSIERY S0 DECURATED
Andrew W. Scannell, 12 Housatonic Drive, Devon, Conn.
No Drawing. Filed Jan. 14, 1960, Ser. No. 2,336
After the boarding step as described above, the hosiery
chine, using standard acetate dyes. The pattern area
where the solution has contacted the hosiery fabric tends
This invention relates to a new form of decorating
ladies’ nylon hosiery and more particularly to the devel
opment of these properties, after the knitting process but
prior to and during the ?nishing. This application is a
continuation~in~part of my prior application Serial No.
750,091, ?led July 22, 1958, now abandoned, for Method
to absorb additional dye or color to give the design a
more pronounced shading than the balance of the stock
ing, Where there has been no such application.
An example of the method of this invention for achiev
ing decorative effects is as follows:
of Decorating Ladies’ Nylon Hosiery and Hosiery So
Six stockings, knitted of Du Pont polymer nylon, in
Decorated.
15 the greige state, ‘which had previously been preboarded
Women’s fashions have historically created a style de
(placed upon a stainless steel boarding form and treated
mand for ornamentation or decorative effects on ladies’
under steam pressure of 19 p.s.i. for a period of one
stockings. This ornamentation, such as rhinestones,
minute and forty-?ve seconds at a temperature of 250 F.)
clocks, ?gures and various other designs, has been at
‘were treated with a solution (formula as follows):
tached to the knitted fabric by glueing, by spraying of 20
200 grains Type 8 nylon salts
material, such as metallic particles, by ?ocking or by
70 cc. methanol
knitting the design into the hose during its manufacture.
30 cc. Zytel
In each and every type of prior hosiery ornamentation,
5 cc. benzyl alcohol
however, the decorations themselves have been so obvious
on the stocking and of such contrasting colors or mate 25 2 cc. butyl alcohol
150 cc. Gental 100 (dispersing agent)
rials that, as a consequence, such decorations or con?g
urations, standing out from the rest of the stocking in
This solution was heated by placing the beaker con
such a pronounced manner, soon lose their style appeal
taining the solution in a saturated solution of sodium
and become commercially unacceptable.
chloride at a temperature of 110° F. and agitated until
The primary object of my invention is to provide a
the Type 8 nylon salts were completely dissolved. The
dissolved solution was then applied to the stockings
through the design cut-out of the stencil.
After allowing the deposited solution to dry for ?ve
minutes, the treated stockings were placed upon stainless
ladies’ stocking with subtle, pleasing and fashionable dec
orative effects which are visible for a short distance only
but at a further distance, the decorative effect disappears
and the stockings regain the appearance of usual, conven
tional nylon hosiery.
An equally important feature of this invention is the
method I employ to not only achieve the pleasing shadow
effects, designs or con?gurations on the leg portions of
ladies’ hosiery, but I have found it possible to accomplish
35 steel boarding forms and were placed in a standard steam
retort for one minute and ‘forty-?ve seconds at a pressure
of 19 p.s.i. ' The stockings were then stripped from the
‘forms, placed into a dye net, then into a standard hosiery
dyeing machine. The following dye formula was used
this in such a unique and novel manner that the design 40 in the dye bath:
or pattern becomes integrally and permanently a part of
the ?bre of the stocking.
It is another object of this invention to produce decora
ti‘ons which are impervious and therefore will not deteri~
oi’iite after many washings and will last the lifetime of 45
the stockings.
, A further object of this invention is to produce dec
orative effects, ?gures, designs and patterns on any and
all leg portions of a lady’s stocking. These decorations
can be small, large, short, long, narrow or wide. All
such decorative effects need not be con?ned to the usual
single pattern design but have a wide and versatile appli
128 grains of Scarlet B (Du Pont)
228 grains of Yellow G (Gycoluce Yellow G (Geigy))
120 grains of Blue BNN (Nyad Blue BNN (Tennessee
Eastman) )
4 lbs. of Unitone OB (Scholler Bros.)
21/2 lbs of Treamline RR (Scholler Bros.)
The dye bath was started at 100° F. and agitated for
?fteen minutes, then raised to 150° F. in forty minutes,
50 then rinsed, extracted and the stockings were allowed to
dry.
The effect of the take-up of additional dye could be
cation.
observed casually at a distance of from eight to ten feet,
In accordance with my invention, the nylon hosiery, in
the design was more pronounced at a shorter distance,
the greige state, after knitting and greige processing, is 55 yet could not be seen at a distance of twenty to twenty
treated with an essentially colorless, viscous solution of
?ve feet.
Type 8 nylon salts dissolved in a nitro solvent. In pro
The differential of the color on the pattern area varied
viding the pattern upon the ‘hosiery, I prefer to employ
in depth and tone in accordance with the density of the
stencils, although the application of the solution may be
application. A deeper and darker shading being achieved
accomplished by any of the usual methods, such as brush 60 where the application of the formulation had been more
ing, spraying or sponge. The preboarded stockings are
intense.
placed on a ?at, black inspecting form with a blotter in
The pattern achieved by the process of this invention
sert between the stocking and the board.
as described above may be seen only at a comparatively
The stencil is then placed over the stocking in that por
close range, and as the distance increases away from the
tion where it is desired that the design or ?gure appear.
stocking having the pattern, the pattern fades and soon
The viscous solution is applied with a squeegee over the
becomes invisible, thus imparting a subtle shading of the
stencil and allowed to dry for a limited time period.
pattern.
While the solution deposited on the stocking is still in a
If it is desired that the stockings have a varicolored
semi-soluble state, the stockings are placed upon stainless
design or pattern, the same process as described above
steel standard boarding forms and then inserted into a
70 may be employed for one application of the Type 8 nylon
standard steam retort and run through the conventional
solution.
hosiery boarding cycle in which heat and steam are applied
having a dye resist characteristic when used with the
Then an additional application of a solution
3,025,126
3
4
standard hosiery acetate dyes should or could be applied.
Such a dye resist may then be applied to speci?c portions
greige, heat setting the resin to the fabric of the hosiery,
and dyeing said hosiery with a standard acetate hosiery
of the hosiery where it is desired to have an additional
color or to lessen the take-up of the color from the dye.
dye.
6. In the manufacture of nylon hosiery, the method of
producing permanent decorative areas on said hosiery
Dye-resist materials such as formaldehyde resins, which
are non-receptive to standard hosiery acetate dyes, have
been found satisfactory to provide areas of the hosiery
where the dye take-up is lessened or eliminated.
which comprises applying a thermoplastic resin in solu
tion to said areas on the hosiery in the greige, heat setting
the resins into the fabric of the hosiery by subjecting to
a heat of not more than 250° F. and dyeing said hosiery
In describing the method of this invention, the ex
ample provided has employed a speci?c Type 8 nylon 10 with standard acetate hosiery dyes.
7. In the manufacture of nylon hosiery, the method
solution, but it is to ‘be understood that this method is
not limited to the use of Type 8 nylon, but that other
of producing permanent decorative areas on said hosiery
solutions or resins such as nitrocellulose solutions may
which comprises applying a dissolved solution of Type 8
nylon salts and solvent to the areas of the hosiery to be
be employed to provide a coating on the hosiery ?bres
15
decorated while in the greige, heat setting the solution
to the fabric of the hosiery in a steam retort under a
It is also to be understood that while the dyes employed
pressure of approximately 20 pounds per square inch for
in the example cited above were standard acetate hosiery
not ‘more than two minutes at a temperature of not more
dies, other dyes such as metallized dyes, which are soluble
than 250° F. and dyeing said hosiery with standard acetate
and include any of a variety of chemically combined
metals (generally chrome) and which are applied to the 20 hosiery dyes.
8. In the manufacture of nylon hosiery, the method of
hosiery in an acid bath, may also be used to provide a
producing permanent decorative patterns on said hosiery
di?erent effect.
which comprises the application of a dissolved solution
Having described my invention, 1 claim:
of Type 8 nylon salts and solvent to the areas of the
1. In the manufacture of nylon hosiery, the method of
decorating said hosiery which comprises the application 25 hosiery to be decorated while in the greige, heat setting
the solution to the fabric of the hosiery in a steam retort
of a thermoplastic resin solution to pattern areas of said
at a temperature of not more than 250° F., and dyeing
hosiery while in the greige, setting said resin to the fabric
said hosiery with standard acetate hosiery dyes.
of the hosiery by heating and dyeing said hosiery with
9. In the manufacture of nylon hosiery, the method of
standard acetate hosiery dyes.
2. In the manufacture of nylon hosiery, the method of 30 producing permanent decorative patterns on said hosiery
and to provide additional dye take-up.
decorating said hosiery which comprises applying a
thermo-plastic resin solution to pattern areas of said
which comprises the application of thermoplastic resin
solutions having dye resist characteristics for standard
acetate hosiery dyes to certain areas of the hosiery while
in the greige, heat setting said thermoplastic resin solu
hosiery so treated with standard acetate hosiery dyes.
35 tion to the fabric of the hosiery, and dyeing said hosiery
with standard acetate hosiery dyes.
3. In the manufacture of nylon hosiery, the method of
10. In the manufacture of nylon hosiery, the method
decorating said hosiery which comprises applying a ther
of producing decorative patterns on said hosiery which
mo~plastic resin to speci?ed pattern areas of the hosiery in
comprises the application of a dissolved solution of a
the greige, setting said resin to the fabric of the hosiery,
dyeing the hosiery so treated with standard acetate ho 40 theremoplastic formaldehyde resin to speci?ed areas of
the hosiery while in the greige, heat setting the thermo
siery dyes and thereafter ?nishing said hosiery.
plastic resin to the fabric of the hosiery and dyeing said
4. In the manufacture of nylon hosiery, the method of
hosiery with standard acetate hosiery dyes.
decorating said hosiery to produce harmonizing shaded
areas which comprises applying a thermoplastic resin to
References Cited in the ?le of this patent
speci?ed pattern areas of said hosiery While in the greige 45
UNITED STATES PATENTS
which are desired to be shaded, setting said resin to the
fabric of the hosiery, and applying standard acetate h0
2,355,265
Bock ________________ __ Aug. 8, 1944
2,443,450
Graham _____________ __. June 15, 1948
siery dyes to said hosiery.
5. In the manufacture of nylon hosiery, the method of
2,641,120
Bailey _______________ __ June 9, 1%‘53
producing a permanent decorative effect upon said hosiery 50
OTHER REFERENCES
which comprises the application of a thermoplastic resin
Bic-k: Rayon and Textile, October 1950, page 85,
solution to speci?ed pattern areas of said hosiery in the
hosiery while in the greige, setting said resin to the fabric
of the hosiery by boarding said hosiery, and dyeing the
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