CN1393331A - Contact lens making eye have gay colour and its preparing process - Google Patents
Contact lens making eye have gay colour and its preparing process Download PDFInfo
- Publication number
- CN1393331A CN1393331A CN 01113136 CN01113136A CN1393331A CN 1393331 A CN1393331 A CN 1393331A CN 01113136 CN01113136 CN 01113136 CN 01113136 A CN01113136 A CN 01113136A CN 1393331 A CN1393331 A CN 1393331A
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- CN
- China
- Prior art keywords
- dyed layer
- colored
- eyeglass
- contact lense
- colored dyed
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Abstract
A contact lens making eye have gay colours and its making method have a multi-colour pattern in the iris region and a transparent area in the pupil region. The said pattern is prepared by adhering a thermoplastic multi-colour layer onto the iris region on contact lens.
Description
One, invention scope:
The present invention is scattered in a kind of contact lense with multicolour pattern that forms on the eyeglass iris equably by colored dyed layer, and this contact lense has bright and colourful outward appearance.
Two, background of invention:
Haptic lens with multicolour pattern just has appearance in the 1980s, along with relevant manufacturer do one's utmost recommend and numerous fans' welcome, this chromatic colour pattern, can change the eyeglass of the color of user's iris after wearing, the excellent decoration effect is arranged, thereby reach the purpose of beautify life.
United States Patent (USP) the 4th, 582, No. 402 (by the applications of Knapp company) disclose a kind of contact lenses of colour, and the pattern of the iris portion of its eyeglass is made of discrete point, is positioned at the part that is equivalent to iris of eyeglass.
Contact lense is a kind of device of vision correction very easily in life, especially concerning the people who suffers from myopia, if further beautify eyeball surface satisfying on the basis that eyesight corrected, can make the A nearsighted person more confident in the face of life like this; The contact lense of this chromatic colour pattern can make their having a varicolored life surely.
Republic of China's patent the 79th, 109, No. 206 promptly is relevant a kind of extremely natural look Tinted contact lenses (ColoredContact Lens Having very Natural Appearance) that has, this invention discloses a kind of colorful contact lens, the iris district of eyeglass scribbles one or more colored dyed layers, and can form the pattern of difference, after the user wore, its iris can present the color of " nature ".The preparation method of the contact lenses of this chromatic colour pattern comprises makes a kind of or several coloured coatings, again these coatings are transferred on the convex surface of eyeglass, form specific figure, two or more if colored dyed layer has, then need will be coated with ply in regular turn or not be imprinted on the eyeglass overlappingly.So the contact lenses of the multicolour pattern that forms have the coat of colo(u)r of protrusion, and sometimes, the thickness of coat of colo(u)r is several times of a kind of coat of colo(u)r, cause the thickness of whole coating to account for the percentage tens of whole eyeglass.
Foregoing invention can make several colored dyed layer gradation be transferred on the contact lense, after utilizing the contact lense of the chromatic colour pattern of this technology manufacturing to wear in user's eyes, though coloured coating (is about that 0.01mm～0.08mm), the user still may have foreign body sensation as thin as a wafer.
In addition, make human eyes have the outward appearance of " nature ", no doubt can attract quite a few consumer, but along with the raising of people's living standard, pursuit and the yearning finer to cultural life, colorful contact lens with gorgeous pattern more and more becomes a kind of fashion, has only the contact lenses of this chromatic colour pattern could satisfy user's dressing effect.
Therefore, a kind of gorgeous outward appearance that has must be arranged at present, the contact lenses of peculiar pattern so that wearer's eyeball is more so beautiful that it excites men, simultaneously, also must have the contact lenses of a kind of not only safety but also coloured pattern attractive in appearance to satisfy client's demand.
Three, goal of the invention:
The object of the present invention is to provide a kind of contact lense that bright and colourful outward appearance is arranged, so that wearer's eyeball is more unusual.
The colorful contact lens that the object of the present invention is to provide a kind of coloured coating can not cause any harm to user's eyeball.
The object of the present invention is to provide a kind of contact lenses and method for making thereof with chromatic colour pattern of bright and colourful outward appearance.
The object of the present invention is to provide a kind of or several are fit to the dyed layer composition of above-mentioned purpose.Four, summary of the invention
A kind of contact lens made from transfer printing that gorgeous color is arranged, it comprises a transparent pupil region, a part is transparent and a part of to be the iris region of bright and colourful pattern; Wherein iris portion is connected on the pupil rim area outward, the outer iris rim area that is connected on of sclera part; Iris portion has comprised a kind of bright and colourful pattern; The pupil part then is transparent, does not contain pattern.
But the present invention includes the technical process of duplication of production of the Manufactured contact lens in transparent central visible area and external painted iris district, this technical process can embody following technical characterictic and superiority:
1, by make a kind of contain adhesive polymer, fineness is the printing ink of 5 μ (even 5 μ following), for multicolour pattern provides a kind of safe coloured coating, adhesive polymer in the coloured coating can make coating, and very secure adhesion is on eyeglass, and the fineness of 5 μ m can make the wearer feel very comfortable.Lower like product and cause the heavy problem of wearer's foreign body sensation because of coating is too thick, make that the eyeglass comfort property of this creation is identical with conventional lenses.
2, colored film surface is exposed to the rubber seal and rolls the surface, and another surface contacts with contact lense; Colored film is fixed on the position of iris region, guarantees that multicolour pattern only is presented in iris region.
3, heat cure can make thermoplasticity (or thermosetting) the mixture moulding around colored film that constitutes contact lens, simultaneously, bonding effect by vulcabond, can make colored film and contact lens become one, after heat cure finishes, when taking off contact lens, the surface of colored film has become the part of contact lens outer surface.
In order to understand manufacture craft of the present invention better, describe each technological process below in detail:
1, the making of printing ink
2, the transfer printing of printing ink
3, heat cure
4, aquation
Below will be described in detail above-mentioned four steps respectively: 1, the making of printing ink: A/ makes adhesive polymer---the explanation of solvent mixture abbreviation:
HEMA: 2-hydroxyethyl methacry-late
EGDMA: methacrylic acid ethylene glycol diester
MAA: methacrylic acid
AIBN: azodiisobutyronitrile
The ME:2-mercaptoethanol a) is being made polymer---during solvent mixture, at first to do a kind of adhesive polymer (hereinafter to be referred as No. 1 mixture),
The C that contains the straight or branched of a:75～95 part methacrylic acid or acrylic acid hydroxyl in this No. 1 mixture
2～C
4
Arrcostab; B) 5～20 parts
CH
2=C-C-(O-R
2) n-R
3R wherein
1:-OH or-CH
3
R
2: C
2～C
4The straight or branched alkyl
R
3: C
2～C
4The straight or branched alkyl
N=1c) 0.3～2 part methacrylic acid or acrylic acid
B: c is not greater than 25: 5～20 parts of mercaptoethanols 1d) 0.01～0.05 part azodiisobutyronitrile e)
43 parts of No. 1 mixtures are dissolved in 57 parts of cyclopentanone, and heating makes its incomplete polymerization, can form a dope, when viscosity that can dope during at 25,000 centipoises～40,000 centipoises, is a kind of desirable dope; In this dope, adding 38 parts of ethyl lactates, the two fully mixed, after the dissolving, promptly generated adhesive polymer---solvent mixture (hereinafter to be referred as No. 2 mixtures), this No. 2 mixtures will be as the raw material of preparation base China ink and printing ink.B/ makes the base China ink:
20～50 parts of pigment
20～50 parts of adhesive polymer---solvent mixtures
(i.e. No. 2 mixtures)
10～50 parts of ethyl lactates
Above this mixture is added in the sand mill, adds 80～150 parts of sand milling media, sand milling 72 hours when treating that the pigment fineness is less than 5 μ m, has promptly formed Ji Mo.C/ prepares printing ink:
50～85 parts in base China ink
15～35 parts of adhesive polymer---solvent mixtures
(i.e. No. 2 mixtures)
Fully mix, promptly formed printing ink, can adjust the viscosity of printing ink by the consumption of regulating ethyl lactate.2, the transfer printing of printing ink:
Before facing use, in above-mentioned INK, add 0.5～4 part of Toluene-2,4-diisocyanate, 4-vulcabond or poly methylene poly phenyl poly isocyanate.After stirring, form a kind of mixture (hereinafter to be referred as No. 3 mixtures), No. 3 mixtures are coated on the corrosion resistant plate that ring grain pattern etch groove arranged, scrape off unnecessary INK with a smooth ink knife, make No. 3 mixtures only embedding overlay in the etching groove, roll with rubber seal No. 3 mixtures are transferred to (during impression, the center that rubber rolls must be overlapping with center of lens) on the eyeglass.3, heat cure
The eyeglass that prints carries out heat cure in vacuum, 60 ℃ of following thermosettings are 30 minutes in vacuum, solidifies 60 minutes in 80 ℃ then.4, aquation
Eyeglass after the thermosetting places in 80 ℃ of ultrasonics and cleaned 2 hours.With being placed in the physiological saline aquation more than 24 hours, till expansion rate is stable.Five, advantage and good effect
Along with improving constantly of people's living standard, people more and more follow the fashion.Thereby, contact lenses with bright and colourful outward appearance become more and more popular, in the past few decades, developed many colored contact lenses, colored contact lens is divided into two types: a kind of is the contact lens that has substantial transparent, it makes the original color of iris can see through lens, this class colored lens can't change the color of dark eyes, and does not have gorgeous outward appearance; Second kind is exactly that this paper will introduce: the method for this paper introduction can be produced a kind of opaque colored lens, and it can hide the natural colour of iris, and demonstrates a kind of bright and colourful outward appearance, makes wearer's eyes more bright and colourful.
The present invention has finished a kind of design and its complete manufacture craft (seeing " summary of the invention " chapters and sections) that the contact lenses of bright and colourful outward appearance are arranged.This have the contact lenses of gorgeous color outward appearance to produce in enormous quantities with lower cost.In preferred colored contact lense of the present invention, iris portion is a multicolour pattern.
In one embodiment of the present of invention, the contact lense that gorgeous outward appearance is arranged is to be made by thermoplasticity (or thermosetting) resin, and the gorgeous pattern in lens iris district is to be printed by the printing ink that contains this resin to form.In to an improvement of the present invention, in the front surface of gorgeous colored lens or the iris portion of rear surface, comprise the opaque multicolour pattern that the present invention mentions, then reach random at the another side of contact lens, or the multicolour pattern opaque equally, translucent or transparent with front surface.
Claims (12)
1, the method that it is the contact lense of colour or multicolour pattern that the present invention can make transparent, the peripheral iris portion in a kind of central optical zone is characterized in that:
A) on the die surface of the iris portion of contact lense, be coated with last layer thermosetting or thermoplastic colored dyed layer, on mould, to form the dyed layer that one deck constitutes multicolour pattern, the inboard of this layer dyed layer is attached on a kind of latex mould, transfer printing by the latex mould, this once painted another Side and contact lense bonds together, and by the heat cure program, the two closely is combined into one.
B) must contain a kind of liquid mixture identical in the heat cured or thermoplastic colored dyed layer with contact glass material, keep colored dyed layer to be in iris portion simultaneously, the heat cure program of postorder will make liquid mixture moulding in the colored dyed layer, that form eyeglass, thereby Side is attached to lens surface securely in the colored dyed layer, and its outer Side then becomes the part of eyeglass outside.
2, the method for claim 1, the surface of wherein colored dyed layer and eyeglass is smooth and continuous.And wherein colored dyed layer comprises a kind of heat cured or thermoplastic liquid mixture, and this liquid mixture is identical with the heat cured or thermoplastic liquid mixture that forms eyeglass.
3, the method for claim 1, wherein colored dyed layer comprises a kind of heat cured or thermoplastic dyed layer composition.
4, method as claimed in claim 3, wherein heat cured or thermoplastic dyed layer composition comprises the Arrcostab of straight or branched of the hydroxyl of a kind of acrylate or methacrylate etc.,
As:
Wherein: R
1Be C
2～C
4The alkyl of straight or branched.
R
2Be C
2～C
4The alkyl of straight or branched.
n＝1
5, the method for claim 1, wherein colored dyed layer is opaque or transparent.
6, the method for claim 1, wherein colored dyed layer comprises the space, between the coloured part of its tear the space is arranged, but the light transmittance of eyeglass can be improved in this space, can beautify the eyeglass outward appearance again.
7, method as claimed in claim 6, wherein the space accounts for 10%～95% of colored stained area.
8, the method for claim 1, colored dyed layer wherein account for contact lense the iris region area 50%～100%.
9, method as claimed in claim 8, lens surface and back lens surface were at least on one of them before wherein colored dyed layer was placed on; Or be placed on simultaneously on front surface and the rear surface.
10, the method for claim 1, wherein contact lense is undertaken by turning, or contact lense makes by turning and mold pressing, or contact lense is made by turning and the casting of centrifugal great waves or contact lense is made by turning or mold pressing or spun casting.
11, the method of claim 1, the area of wherein colored dyed layer iris portion of shared area and Manufactured contact lense on mould is suitable, thereby the central optical zone part of guaranteeing contact lense is transparent all the time, reaches not only attractive in appearance but also does not influence the effect of eyeglass light transmittance.
12, as claim 1,2,4,5,7,9,10,11 or wherein any one as described in the product that makes of method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01113136 CN1393331A (en) | 2001-06-27 | 2001-06-27 | Contact lens making eye have gay colour and its preparing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01113136 CN1393331A (en) | 2001-06-27 | 2001-06-27 | Contact lens making eye have gay colour and its preparing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1393331A true CN1393331A (en) | 2003-01-29 |
Family
ID=4659878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01113136 Pending CN1393331A (en) | 2001-06-27 | 2001-06-27 | Contact lens making eye have gay colour and its preparing process |
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| CN (1) | CN1393331A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100542789C (en) * | 2004-08-27 | 2009-09-23 | 庄臣及庄臣视力保护公司 | Contact lens cover worn-out precuring: its system and method |
| CN101712826A (en) * | 2008-09-29 | 2010-05-26 | 陶东正 | Production method for noctilucent ink for manufacturing noctilucent contact lenses |
| CN101142085B (en) * | 2005-03-18 | 2010-11-10 | 诺瓦提斯公司 | Printing apparatus for making colored contact lenses |
| CN102200650A (en) * | 2011-05-19 | 2011-09-28 | 东南大学 | Composite structured colored contact lens |
| CN102511014A (en) * | 2009-09-23 | 2012-06-20 | 诺瓦提斯公司 | Colored contact lens based on amorphous images |
| CN105690819A (en) * | 2014-11-12 | 2016-06-22 | 韩国科尔视株式会社 | Color locking manufacture method for printing color onto contact lens |
| CN105690819B (en) * | 2014-11-12 | 2018-02-09 | 韩国科尔视株式会社 | Printing color is in the color lock manufacture method of contact lenses |
-
2001
- 2001-06-27 CN CN 01113136 patent/CN1393331A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100542789C (en) * | 2004-08-27 | 2009-09-23 | 庄臣及庄臣视力保护公司 | Contact lens cover worn-out precuring: its system and method |
| CN101142085B (en) * | 2005-03-18 | 2010-11-10 | 诺瓦提斯公司 | Printing apparatus for making colored contact lenses |
| CN101712826A (en) * | 2008-09-29 | 2010-05-26 | 陶东正 | Production method for noctilucent ink for manufacturing noctilucent contact lenses |
| CN102511014A (en) * | 2009-09-23 | 2012-06-20 | 诺瓦提斯公司 | Colored contact lens based on amorphous images |
| CN102511014B (en) * | 2009-09-23 | 2015-07-01 | 诺华股份有限公司 | Colored contact lens based on amorphous images |
| CN102200650A (en) * | 2011-05-19 | 2011-09-28 | 东南大学 | Composite structured colored contact lens |
| CN102200650B (en) * | 2011-05-19 | 2013-04-03 | 东南大学 | Composite structured colored contact lens |
| CN105690819A (en) * | 2014-11-12 | 2016-06-22 | 韩国科尔视株式会社 | Color locking manufacture method for printing color onto contact lens |
| CN105690819B (en) * | 2014-11-12 | 2018-02-09 | 韩国科尔视株式会社 | Printing color is in the color lock manufacture method of contact lenses |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |