CN113841944A - Preparation method of shaping clothes with shape memory patches - Google Patents
Preparation method of shaping clothes with shape memory patches Download PDFInfo
- Publication number
- CN113841944A CN113841944A CN202111062013.8A CN202111062013A CN113841944A CN 113841944 A CN113841944 A CN 113841944A CN 202111062013 A CN202111062013 A CN 202111062013A CN 113841944 A CN113841944 A CN 113841944A
- Authority
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- China
- Prior art keywords
- shape memory
- shaping
- patch
- memory patch
- steps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007493 shaping process Methods 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000009958 sewing Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 103
- 238000000034 method Methods 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 29
- 238000002156 mixing Methods 0.000 claims description 20
- 229920001610 polycaprolactone Polymers 0.000 claims description 10
- 239000004632 polycaprolactone Substances 0.000 claims description 10
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 10
- 230000002146 bilateral effect Effects 0.000 claims description 9
- -1 polypropylene Polymers 0.000 claims description 9
- 229920006052 Chinlon® Polymers 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 239000004743 Polypropylene Substances 0.000 claims description 8
- 229920002334 Spandex Polymers 0.000 claims description 8
- 230000000844 anti-bacterial effect Effects 0.000 claims description 8
- 230000003385 bacteriostatic effect Effects 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 229920001155 polypropylene Polymers 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 239000004759 spandex Substances 0.000 claims description 8
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 8
- 150000002009 diols Chemical class 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- OQBLGYCUQGDOOR-UHFFFAOYSA-L 1,3,2$l^{2}-dioxastannolane-4,5-dione Chemical group O=C1O[Sn]OC1=O OQBLGYCUQGDOOR-UHFFFAOYSA-L 0.000 claims description 4
- 239000011231 conductive filler Substances 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- RCIVOBGSMSSVTR-UHFFFAOYSA-L stannous sulfate Chemical compound [SnH2+2].[O-]S([O-])(=O)=O RCIVOBGSMSSVTR-UHFFFAOYSA-L 0.000 claims description 4
- 229910000375 tin(II) sulfate Inorganic materials 0.000 claims description 4
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 claims description 4
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 10
- 229920006264 polyurethane film Polymers 0.000 abstract description 9
- 210000002414 leg Anatomy 0.000 description 21
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical class N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 6
- 239000012752 auxiliary agent Substances 0.000 description 6
- 229920002635 polyurethane Polymers 0.000 description 6
- 239000004814 polyurethane Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 210000001217 buttock Anatomy 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- VOXZDWNPVJITMN-ZBRFXRBCSA-N 17β-estradiol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H](CC4)O)[C@@H]4[C@@H]3CCC2=C1 VOXZDWNPVJITMN-ZBRFXRBCSA-N 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920003226 polyurethane urea Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 229920000431 shape-memory polymer Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B9/00—Undergarments
- A41B9/12—Protective undergarments
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B17/00—Selection of special materials for underwear
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41C—CORSETS; BRASSIERES
- A41C5/00—Machines, appliances, or methods for manufacturing corsets or brassieres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
- A41B2400/34—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass antimicrobial or antibacterial
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
Abstract
The invention relates to the technical field of shaping underwear, in particular to a preparation method of shaping underwear with a shape memory patch; according to the preparation method of the shaping clothes with the shape memory patches, the raw materials of the patches are selected from the polyurethane film, and the polyurethane film cannot be well waterproof and has good wear resistance when in use, is not easy to deform, can recover the shape and prolongs the service life; the shape memory patch can be applied to the manufacture of sewing body shaping clothes, seamless bras and seamless underpants.
Description
Technical Field
The invention relates to the technical field of shaping underwear, in particular to a preparation method of shaping underwear with a shape memory patch.
Background
Shape memory polyurethane has a large deformation recovery amount and thermal insulation properties, and these properties have been widely used in various commercial products. The shaped shape memory polymer changes shape above its shape memory transition temperature but below the rheological temperature, and the changed shape is fixed when the polymer cools below the shape memory transition temperature in the changed state.
CN1361799A discloses a preparation method of shape memory polyurethane or polyurethane-urea polymer, the glass transition temperature is in the range of 20-100 ℃, the polyurethane soft segment monomer adopts polysiloxane macrodiol, the monomer cost is high, and the method is mainly applied to medical equipment.
CN201821469468.5, a prior application of the applicant, relates to a body-shaping pant provided with patches. It is including the tubbiness main cloth piece that an organic whole was woven, and the film has been sewed up to its downside, and the downside of main cloth piece just is located the film both sides and is formed with two trouser legs, its characterized in that: the laminating has the elasticity arc paster that two bilateral symmetry set up on the latter half panel of main panel, and the lower extreme of arc paster begins in the inboard region of trouser legs root, and the upper end of arc paster ends in the both sides of main panel waistline, and the lower half of arc paster is for extending from inside to outside, and the first one of arc paster is for extending from top to bottom, and two parts junction is the arc. In the in-service use, whole buttock can be dragged to two arc pasters, and the lower half of arc paster provides the confined power to the inboard, and its upper half provides ascending bearing power, and the cooperation elasticity cloth piece has promoted holistic shaping effect of carrying the buttockss.
The prior application of the applicant of CN201821492651.7 relates to a traceless fitted high waist shaping pants. It is including two trouser legs and the waist of trousers that an organic whole was woven, and the upper end of the waist of trousers is the underpants, and the crotch portion concatenation between two trouser legs has the crotch portion cloth piece of rhombus, only is equipped with the inboard concatenation line about lining up in its inboard that corresponds on two trouser legs, and the upper end of inboard concatenation line meets with crotch portion cloth piece crotch portion concatenation line all around, and the inboard laminating of trouser legs and crotch portion cloth piece has the elastic webbing that will splice line and crotch portion concatenation line and cover completely. Under the wearing state, crotch department is the region of often pulling, and rhombus crotch portion cloth can provide the ascending flexible volume in all directions, alleviates the tension of cloth concatenation department, reduces the risk that crotch portion splits. Meanwhile, the inner side splicing line and the crotch splicing line are fixed through the elastic belt in an adhesion mode, so that the splicing position is smooth, the wearing comfort degree is improved, and the generation of tightening marks is avoided.
CN202010679617.6 relates to a polyurethane film for protective clothing and a preparation method thereof, comprising the following components: 15-35 parts of waterborne polyurethane, 5-10 parts of brominated flame retardant, 2-5 parts of phosphorus flame retardant, 15-25 parts of coupling agent, 5-10 parts of lubricant, 4-6 parts of flatting agent, 10-15 parts of filler and 3-4 parts of stripping aid. According to the preparation method of the polyurethane film for the protective clothing, the waterborne polyurethane, the brominated flame retardant and the phosphorus flame retardant are mixed and stirred, the waterproof performance of the protective clothing is improved by utilizing the waterborne polyurethane, the flame retardance of the protective clothing can be better improved by adding the brominated flame retardant and the phosphorus flame retardant, in addition, the filler is nano alumina, the hardness is high, the size stability is good, or the nano silica can improve the ageing resistance, the strength and the chemical resistance of other materials, and the wear resistance and the flame retardance of the polyurethane film can be further improved.
The patch raw material of the prior application is selected from a polyurethane film, and the polyurethane film cannot be well waterproof and has poor wear resistance, easy deformation and reduced service life when in use.
Disclosure of Invention
In order to solve the problems, the invention provides a preparation method of a shaping garment with a shape memory patch, belonging to the technical field of shaping underwear; a local elastic patch attaching process is introduced to the outside of the product, and the shape memory polyurethane elastomer patch is used, so that double-layer pressure application protection can be realized, pressure application is performed again from point to surface, and the body shaping effect is better.
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Furthermore, two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
further, the preparation method of the shape memory patch comprises the following steps: according to the parts by mass, the technical scheme is as follows:
adding 50-100 parts of polymeric polyester into a reaction kettle, slowly adding 30-60 parts of toluene diisocyanate, adding 0.4-1.5 parts of catalyst, 2-5 parts of N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 2-5 parts of conductive filler, reacting at reaction temperature and pressure for 1-3 hours, drying in a vacuum oven for 40-60 hours after the reaction is finished, and setting the temperature of the oven to be 40-60 ℃; taking out and mixing for 20-40 minutes on a mixing roll, wherein the mixing temperature is 35-45 ℃, and then pressing into a sheet to obtain the shape memory polyurethane elastomer patch.
Further, the polymeric polyester is polycaprolactone diol or polycaprolactone triol;
further, the catalyst is stannous oxalate or stannous sulfate or stannous octoate;
further, the conductive filler is conductive carbon black or graphene;
further, the reaction temperature is 80-100 ℃, and the reaction pressure is normal pressure;
further, the shape memory patch shaping clothes and cloth comprises a large body fabric and a crotch fabric;
further, the large-body fabric is made of chinlon, polypropylene and super-elastic spandex serving as raw materials;
further, the crotch fabric is made of an antibacterial and bacteriostatic copper fiber fabric;
furthermore, the preparation method of the shaping clothes with the shape memory patches is applied to the manufacture of sewing shaping clothes, seamless bras and seamless underpants.
The reaction mechanism is as follows:
a local elastic patch attaching process is introduced to the outside of the product, and the shape memory polyurethane elastomer patch is used, so that double-layer pressure application protection can be realized, pressure application is performed again from point to surface, and the body shaping effect is better.
The technical effects are as follows:
1. the raw material of the patch is selected from a polyurethane film, and the polyurethane film cannot be better waterproof and has good wear resistance when in use, is not easy to deform, can recover the shape and prolongs the service life.
2. Through three-dimensional cross knitting technology, by combining the disciplines of human engineering, medicine, mechanics, aesthetics and the like, the optimal pressure value of each part is set in the range allowed by clothing pressure, the Italy imported Saint-Tony seamless machine is integrally woven and formed (the product is in a seamless cylinder shape and then is made into a finished product through cutting and sewing procedures), fat is reasonably returned, and contract pressure is applied from face to point, so that the progressive body shaping effects of flattening abdomen, raising chest, slimming legs, lifting buttocks and the like are achieved.
Detailed Description
Example 1
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 50g of polycaprolactone diol into a reaction kettle, slowly adding 30g of toluene diisocyanate, adding 0.4g of catalyst stannous oxalate, 2g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 2g of conductive carbon black, reacting at the reaction temperature and pressure for 1 hour, drying in a vacuum oven for 60 hours after the reaction is finished, setting the temperature of the vacuum oven to be 40 ℃, taking out and mixing for 20 minutes on a mixing roll, wherein the mixing temperature is 35 ℃, and then pressing into sheets to obtain the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
Example 2
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 60g of polycaprolactone diol into a reaction kettle, slowly adding 40g of toluene diisocyanate, adding 0.6g of catalyst stannous oxalate, 3g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 3g of conductive carbon black, reacting at the reaction temperature and pressure for 1h, drying in a vacuum oven for 60h after the reaction is finished, setting the temperature of the vacuum oven to be 40 ℃, taking out and mixing for 40 min on a mixing roll, wherein the mixing temperature is 35 ℃, and pressing into sheets to obtain the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
Example 3
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 70g of polycaprolactone triol into a reaction kettle, slowly adding 45g of toluene diisocyanate, adding 0.8g of catalyst stannous sulfate, 3g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 3g of conductive carbon black, reacting at the reaction temperature and pressure for 2 hours, drying in a vacuum oven for 50 hours after the reaction is finished, setting the temperature of the vacuum oven at 50 ℃, taking out and mixing for 30 minutes on a mixing roll at the mixing temperature of 40 ℃, and pressing into sheets to obtain the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
Example 4
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 80g of polycaprolactone diol into a reaction kettle, slowly adding 50g of toluene diisocyanate, adding 1.0g of catalyst stannous sulfate, 3g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 3g of graphene, reacting at the reaction temperature and pressure for 2 hours, drying in a vacuum oven for 50 hours after the reaction is finished, setting the temperature of the vacuum oven at 50 ℃, taking out and mixing for 30 minutes on a mixing roll, wherein the mixing temperature is 40 ℃, and pressing into sheets to obtain the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
Example 5
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 90g of polycaprolactone diol into a reaction kettle, slowly adding 50g of toluene diisocyanate, adding 1.2g of catalyst stannous octoate, 4g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 4g of graphene, reacting at the reaction temperature and pressure for 3 hours, drying in a vacuum oven for 60 hours after the reaction is finished, setting the temperature of the vacuum oven to be 60 ℃, taking out the mixture to be mixed for 40 minutes on a mixing roll, and pressing the mixture to form a sheet, thus obtaining the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
Example 6
A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
Two shape memory patches which are arranged in a bilateral symmetry mode are attached to the rear half cloth piece of the main cloth piece, the lower ends of the patches start from the inner side area of the bottoms of the trouser legs, the upper ends of the patches stop at two sides of the waist line of the main cloth piece, the lower half part of the patches extends from inside to outside, and the upper half part of the patches extends from top to bottom;
the preparation method of the shape memory patch comprises the following steps: the technical scheme is as follows:
adding 100g of polycaprolactone diol into a reaction kettle, slowly adding 60g of toluene diisocyanate, adding 1.5g of catalyst stannous octoate, 5g of auxiliary agent N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 5g of graphene, reacting at the reaction temperature and pressure for 3 hours, drying in a vacuum oven for 60 hours after the reaction is finished, setting the temperature of the vacuum oven to be 60 ℃, taking out the mixture to be mixed for 40 minutes on a mixing roll, and pressing the mixture to form a sheet, thus obtaining the shape memory polyurethane elastomer patch;
the shape memory patch shaping cloth comprises a large body fabric and a crotch fabric;
the large fabric is made of chinlon, polypropylene and super-elastic spandex as raw materials;
the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
EXAMPLES evaluation
I: the deformation rate of the sample of the elastomeric patch after being heated and stretched to fix the shape, i.e., the elongation rate relative to the original shape, is referred to as the elongation rate.
II: the number in brackets represents the number of relaxation cycles.
III: measured at room temperature on an Instron 1121 Universal Material testing machine according to ASTM D-1822.
| Sample (I) | Elongation after setting% | Primary deformation recovery% | Secondary deformation recovery% | Tensile strength Mpa |
| Example 1 | 100 | 89 | 82 | 17 |
| Example 2 | 100 | 91 | 86 | 18.5 |
| Example 3 | 100 | 90 | 85 | 17.5 |
| Example 4 | 100 | 93 | 88 | 19.5 |
| Example 5 | 100 | 92 | 86 | 19 |
| Example 6 | 100 | 93 | 87 | 18 |
Claims (11)
1. A method for preparing shaping clothes with shape memory patch comprises integrally woven barrel-shaped main cloth piece, bottom piece sewed on the lower side of the main cloth piece, and two trouser legs formed on the lower side of the main cloth piece and on two sides of the bottom piece.
2. The method for manufacturing a shaping garment with a shape memory patch according to claim 1, wherein the method comprises the following steps: the last half of the main cloth piece is laminated with two shape memory patches that bilateral symmetry set up, and the lower extreme of patch begins in the inboard region of trouser legs root, and the upper end of patch ends in the both sides of main cloth piece stringcourse, and the lower half of patch is for extending from inside to outside, and the first half of patch is for extending from top to bottom.
3. The method for manufacturing a shaping garment with a shape memory patch according to claim 2, wherein the method comprises the following steps: the preparation method of the shape memory patch comprises the following steps: according to the parts by mass, the technical scheme is as follows:
adding 50-100 parts of polymeric polyester into a reaction kettle, slowly adding 30-60 parts of toluene diisocyanate, adding 0.4-1.5 parts of catalyst, 2-5 parts of N, N-dihydroxypropyl-3-phenyl-2-acrylamide and 2-5 parts of conductive filler, reacting at reaction temperature and pressure for 1-3 hours, drying in a vacuum oven for 40-60 hours after the reaction is finished, and setting the temperature of the oven to be 40-60 ℃; taking out and mixing for 20-40 minutes on a mixing roll, wherein the mixing temperature is 35-45 ℃, and then pressing into a sheet to obtain the shape memory polyurethane elastomer patch.
4. The method for preparing a shaping garment with a shape memory patch according to claim 3, wherein the method comprises the following steps: the polymeric polyester is polycaprolactone diol or polycaprolactone triol.
5. The method for preparing a shaping garment with a shape memory patch according to claim 3, wherein the method comprises the following steps: the catalyst is stannous oxalate or stannous sulfate or stannous octoate.
6. The method for preparing a shaping garment with a shape memory patch according to claim 3, wherein the method comprises the following steps: the conductive filler is conductive carbon black or graphene.
7. The method for preparing a shaping garment with a shape memory patch according to claim 3, wherein the method comprises the following steps: the reaction temperature is 80-100 ℃, and the reaction pressure is normal pressure.
8. The method for manufacturing a shaping garment with a shape memory patch according to claim 1, wherein the method comprises the following steps: the shape memory patch shaping cloth comprises a large fabric and a bottom crotch fabric.
9. The method for manufacturing a shaping garment with a shape memory patch according to claim 8, wherein the shape memory patch comprises: the large fabric is made of chinlon, polypropylene and super-elastic spandex.
10. The method for manufacturing a shaping garment with a shape memory patch according to claim 8, wherein the shape memory patch comprises: the crotch fabric is made of antibacterial and bacteriostatic copper fiber fabric.
11. The method for preparing a shaping garment with a shape memory patch according to claims 1-10, wherein the method comprises the following steps: the shape memory patch shaping clothes product is applied to the manufacture of sewing shaping clothes, seamless bras and seamless underpants.
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