CN108219568A - Polyester filament yarn for decoration and construction method - Google Patents

Polyester filament yarn for decoration and construction method Download PDF

Info

Publication number
CN108219568A
CN108219568A CN201711486585.2A CN201711486585A CN108219568A CN 108219568 A CN108219568 A CN 108219568A CN 201711486585 A CN201711486585 A CN 201711486585A CN 108219568 A CN108219568 A CN 108219568A
Authority
CN
China
Prior art keywords
polyester filament
polyester
shape
decoration
wall
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.)
Pending
Application number
CN201711486585.2A
Other languages
Chinese (zh)
Inventor
王建新
石建兵
刘虎易
关乐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Longjie Special Fiber Co Ltd
Original Assignee
Suzhou Longjie Special Fiber Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Longjie Special Fiber Co Ltd filed Critical Suzhou Longjie Special Fiber Co Ltd
Priority to CN201711486585.2A priority Critical patent/CN108219568A/en
Publication of CN108219568A publication Critical patent/CN108219568A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1687Use of special additives
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00General methods for the manufacture of artificial filaments or the like
    • D01F1/02Addition of substances to the spinning solution or to the melt
    • D01F1/07Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/90Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F6/00Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/88Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/92Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F21/00Implements for finishing work on buildings
    • E04F21/02Implements for finishing work on buildings for applying plasticised masses to surfaces, e.g. plastering walls

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

The invention discloses a decorative polyester filament yarn, which comprises a coating layer and a polyester filament yarn, wherein the polyester filament yarn is doped in the coating layer, and the polyester filament yarn is of a circular tubular hollow structure and comprises the following steps: the first step is as follows: mixing the coating; the second step is that: roller coating construction; the third step: waiting for drying; the material does not crack and fall off; the construction is convenient and pollution-free, the method is simple and convenient, the one-step forming is realized, the wall surface is not required to be polished, the dust, noise and spilling are effectively avoided, no connecting gap is formed, and no repairing trace is left; the plant characteristic breath, the water in the air is absorbed in a timely and balanced way, the humidity is automatically adjusted, and the dew condensation is avoided in the shade; the sound is effectively absorbed naturally, the dried wall coating has a concave-convex uneven relief stereoscopic surface, sound diffusion is facilitated, the wall penetration force of sound is weakened, sound reflection is limited, no echo exists, and a more quiet life and working space is provided for people.

Description

A kind of decoration polyester filament and construction method
Technical field
The present invention relates to fiber wall clothing technical field, specially a kind of decoration polyester filament and construction method.
Background technology
Fiber wall clothing is a kind of novel indoor environmental protection decorative material also known as embossment wall clothing, and main raw material(s) is fine for plant The a series of environment-protection fibers such as dimension, cotton fiber, advanced textile fabric, wood-fibred are process, which has filled up wall decoration Material sound-absorbing, repairing, the function of DIY, but it there are still following drawbacks during actual use:
1. often generate gap when being repaired after the damage of existing fiber wall clothing, and wall clothing during use often The phenomenon that generating cracking because of filametntary incorporation or come off, influence beauty;
2. although existing fiber wall clothing possesses qualitatively self effect of breathing and a sound-absorbing effect, this effect compared with It is low, it cannot still play the effect of good adjusting air humidity and sound-absorbing.
Invention content
The purpose of the present invention is to provide a kind of decoration polyester filament and construction method, to solve in above-mentioned background technology The problem of proposition.
To achieve the above object, the present invention provides following technical solution:A kind of decoration polyester filament, including dope layer and Polyester filament, the polyester filament are entrained in dope layer, the cylindrical hollow structure of polyester filament, and the terylene in dope layer is long The form of silk can be one kind or one in the forms such as No.1 polyester filament shape, No. two polyester filament shapes and No. three polyester filament shapes Kind composition described above.
Preferably, the polyester filament is made for PA6 or PET with phosphorous flame-retardant master batch co-blended spinning, has certain resistance Fuel efficiency fruit, phosphorous flame-retardant master batch are annular phosphate, and addition is 8~12%.
Preferably, the fiber crimp form of the polyester filament can be adjusted as desired by adjustment spinning technique.
Preferably, the form of the polyester filament can be " C " font of No.1 polyester filament, and No. two polyester filaments are in The forms such as serpentine, the spring-like of No. three polyester filaments, fibre morphology are mainly these three, but are not limited only to these three forms.
Preferably, the long filament of the shapes such as the No.1 polyester filament, No. two polyester filaments and No. three polyester filaments, Ke Yishi Single Fiber form in it is irregular be overlapped mutually or wind setting or two or more fibre morphology be in do not advise Then shape is overlapped mutually or winds setting.
A kind of construction method of decoration polyester filament, comprises the steps of:
The first step:Coating mixes
1st, first, which is cut into 1mm~50mm sections of shape additions in the ornamental water paint of interior wall as needed The inside, because polyester filament has curling stress, the polyester filament possesses the performance of nature curling after severance, and crimp Shape (can make the various curly forms such as " C " shape, serpentine, " spring " shape, as with technique to regulate and control:No.1 terylene is long Silk, No. two polyester filaments, No. three polyester filaments), then wallpaper fiber (being polyester filament) is poured into proportion equipped with aqueous In the plastic containers of paint.
2nd, it determines once stir enough amounts after painting area.According to proportioning, suitable warm water is added in, is sufficiently stirred It is even.Pay attention to using clean, the not water of iron content or other impurities, in case wall clothing pollutes.
3rd, it at least places 1 hour and reuses after the mixing of wall clothing, to be again stirring for before use, it is ensured that be uniformly mixed, do not tie Block.
Second step:Roller application
1st, after the different situations according to wall carry out metope the pretreatment on basis, it is ensured that metope is clean, firm, dry Dry, bottom surface is white.
2nd, mixture is pasted onto wall, smeared out, then even (about 1-2 millimeters thicks are advisable) with special roller brush roll.
If the 3, realizing that wall clothing is not much of that in, reused after can remainder be sufficiently mixed with rear added material.
4th, parch rear if it find that there is uneven or exposed metope, can specking warm water, then fill extra stirring thing, roller It is flat.
Third walks:Etc. to be dried
1st, wall clothing needs can just parch for 24-48 hours after being painted with, during which it is ensured that the cleaning of construction site, so as not to dust and Rubbish stains metope.
2nd, the circulation of air can be accelerated using oscillating fan, accelerate rate of drying.
Compared with prior art, the beneficial effects of the invention are as follows:Structure setting of the present invention is reasonable, functional, have with Lower advantage:
1. free from extraneous odour, non-volatile, there is excellent environmental-protecting performance;
2. not cracking, do not fall off, exempt from worried;
3. outstanding sensory effects, meet the needs of different tastes;
4. unique seamless repairing;
5. secondary decoration is convenient and efficient;
6. rough anaglyph has certain sound-absorbing effect;
7. self is breathed, adjusting air humidity;
8. antifouling property is strong.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure:1 dope layer, 2 polyester filaments, 21 No.1 polyester filaments, 22 No. two polyester filaments, 23 No. three polyester filaments.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution:A kind of decoration polyester filament, including dope layer 1 and terylene Long filament 2, the dope layer 1 are environment-friendly type aqueous paint, and polyester filament 2 is entrained in dope layer 1, during polyester filament 2 is cylindrical Hollow structure, the form of the polyester filament 2 in dope layer 1 can be 21 shape of No.1 polyester filament, No. two 22 shapes of polyester filament and three One or more kinds of compositions in the forms such as number 23 shape of polyester filament.
Further, polyester filament 2 is made for PA6 or PET with phosphorous flame-retardant master batch co-blended spinning, has centainly fire-retardant Effect, phosphorous flame-retardant master batch are annular phosphate, and addition is 8~12%, and PA6 and phosphorous flame-retardant are used in this polyester filament 2 Master batch co-blended spinning is made, and phosphorous flame-retardant master batch addition is 10%.
Further, the fiber crimp form of polyester filament 2 can be adjusted as desired by adjustment spinning technique.
Further, the form of polyester filament 2 can be " C " font of No.1 polyester filament 21, No. two polyester filaments 22 In serpentine, the forms such as the spring-like of No. three polyester filaments 23, fibre morphology is mainly these three, but is not limited only to these three shapes State, here, polyester filament 2 selects the three of 21 shape of No.1 polyester filament, No. two 22 shapes of polyester filament and No. three 23 shapes of polyester filament Kind shape composition.
Further, 21, No. two polyester filaments 22 of No.1 polyester filament and No. three polyester filaments 23 can be Single Fibers Form is overlapped mutually or wind setting or two or more fibre morphology is in irregular mutual in irregular Superposition or winding setting, here, 21, No. two polyester filaments 22 of No.1 polyester filament and No. three polyester filaments 23 are in three kinds of fiber shapes State mutually winds setting.
A kind of construction method of decoration polyester filament, comprises the steps of:
The first step:Coating mixes
1st, first, which is cut into 1mm~50mm sections of shape additions in interior wall as needed It is described to possess nature volume after severance in polyester filament 2 because polyester filament 2 has curling stress inside ornamental water paint Bent performance, and the shape crimped (can make the various curlings such as " C " shape, serpentine, " spring " shape with technique to regulate and control Shape, as:The polyester filament 22, three of No.1 polyester filament 21, two polyester filament 23), (it is then to wash by wallpaper fiber Synthetic fibre long filament 2) it pours into proportion in the plastic containers equipped with water paint.
2nd, it determines once stir enough amounts after painting area.According to proportioning, suitable warm water is added in, is sufficiently stirred It is even.Pay attention to using clean, the not water of iron content or other impurities, in case wall clothing pollutes.
3rd, it at least places 1 hour and reuses after the mixing of wall clothing, to be again stirring for before use, it is ensured that be uniformly mixed, do not tie Block.
Second step:Roller application
1st, after the different situations according to wall carry out metope the pretreatment on basis, it is ensured that metope is clean, firm, dry Dry, bottom surface is white.
2nd, mixture is pasted onto wall, smeared out, then even (about 1-2 millimeters thicks are advisable) with special roller brush roll.
If the 3, realizing that wall clothing is not much of that in, reused after can remainder be sufficiently mixed with rear added material.
4th, parch rear if it find that there is uneven or exposed metope, can specking warm water, then fill extra stirring thing, roller It is flat.
Third walks:Etc. to be dried
1st, wall clothing needs can just parch for 24-48 hours after being painted with, during which it is ensured that the cleaning of construction site, so as not to dust and Rubbish stains metope.
2nd, the circulation of air can be accelerated using oscillating fan, accelerate rate of drying.
Operation principle:
Because polyester filament 2 is tubular, hollow structure so that the sound-absorbing effect of polyester filament 2 is preferable, and it is long also to strengthen terylene Self breathable properties of silk 2, the effect of adjusting air humidity is preferable, and phosphorous flame-retardant master batch has good flame retardant effect, fire prevention Performance is good;
Fiber wall clothing surface employs antistatic process, it is not easy to be stained with ash, the time has been grown brushes off floating dust with duster.Such as Fruit metope is accidentally stained with spot, can soak dirty place with warm water, is peeled off after softening, and then smearing is at this again It can.Because of the effect of decorative patterns of wall clothing in itself, the part of coating will not generate aberration, and No.1 terylene is long with original metope In irregular mutual winding setting between 21, No. two polyester filaments 22 of silk and No. three polyester filaments 23, the structure that is connected to each other is strong Degree is higher, is not likely to produce the phenomenon that coming off or cracking, increases the service life of polyester filament 2, and forms rough and uneven in surface Embossment three-dimensional surface conducive to sound diffusion, weakens the outer penetration power of wall of sound, limits sound reflection, have no reply, provided for people One quieter live and work space.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of decoration polyester filament, including dope layer (1) and polyester filament (2), it is characterised in that:The polyester filament (2) it is entrained in dope layer (1), polyester filament (2) cylindrical hollow structure, the shape of the polyester filament (2) in dope layer (1) State can be one in the forms such as No.1 polyester filament (21) shape, No. two polyester filament (22) shapes and No. three polyester filament (23) shapes Kind or more than one compositions.
2. a kind of decoration polyester filament according to claim 1, it is characterised in that:The polyester filament (2) for PA6 or PET is made with phosphorous flame-retardant master batch co-blended spinning, has certain flame retardant effect, and phosphorous flame-retardant master batch is annular phosphate, is added It is 8~12% to enter amount.
3. a kind of decoration polyester filament according to claim 1, it is characterised in that:The fiber of the polyester filament (2) Wrapped configuration can be adjusted as desired by adjustment spinning technique.
4. a kind of decoration polyester filament according to claim 1, it is characterised in that:The form of the polyester filament (2) Can be " C " font of No.1 polyester filament (21), the serpentine of No. two polyester filaments (22), the bullet of No. three polyester filaments (23) The forms such as spring shape, fibre morphology are mainly these three, but are not limited only to these three forms.
5. a kind of decoration polyester filament according to claim 1, it is characterised in that:The No.1 polyester filament (21), No. two polyester filaments (22) and No. three polyester filaments (23) can be that Single Fiber form is overlapped mutually or winds in irregular It sets or two or more fibre morphology is overlapped mutually or winds setting in irregular.
6. a kind of a kind of construction method of decoration polyester filament as described in claim 1-5 any one, it is characterised in that: It comprises the steps of:
The first step:Coating mixes
1st, first, which is cut into 1mm~50mm sections of shape additions as needed to fill in interior wall Inside the water paint of decorations, because polyester filament (2) has curling stress, the polyester filament (2) possesses nature volume after severance Bent performance, and the shape crimped (can make the various curlings such as " C " shape, serpentine, " spring " shape with technique to regulate and control Shape, as:No.1 polyester filament (21), No. two polyester filaments (22), No. three polyester filaments (23), then by polyester filament (2) it pours into proportion in the plastic containers equipped with water paint.
2nd, it determines once stir enough amounts after painting area.According to proportioning, suitable warm water is added in, is stirred. Pay attention to using clean, the not water of iron content or other impurities, in case wall clothing pollutes.
3rd, it at least places 1 hour and reuses after the mixing of wall clothing, to be again stirring for before use, it is ensured that be uniformly mixed, do not lump.
Second step:Roller application
1st, after the different situations according to wall carry out metope the pretreatment on basis, it is ensured that metope is clean, firm, dry, bottom Face is white.
2nd, mixture is pasted onto wall, smeared out, then even (about 1-2 millimeters thicks are advisable) with special roller brush roll.
If the 3, realizing that wall clothing is not much of that in, reused after can remainder be sufficiently mixed with rear added material.
4th, parch rear if it find that there is uneven or exposed metope, can specking warm water, then fill extra stirring thing, roll out i.e. It can.
Third walks:Etc. to be dried
1st, wall clothing needs can just parch for 24-48 hours after being painted with, during which it is ensured that the cleaning of construction site, in order to avoid dust and rubbish Stain metope.
2nd, the circulation of air can be accelerated using oscillating fan, accelerate rate of drying.
CN201711486585.2A 2017-12-29 2017-12-29 Polyester filament yarn for decoration and construction method Pending CN108219568A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711486585.2A CN108219568A (en) 2017-12-29 2017-12-29 Polyester filament yarn for decoration and construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711486585.2A CN108219568A (en) 2017-12-29 2017-12-29 Polyester filament yarn for decoration and construction method

Publications (1)

Publication Number Publication Date
CN108219568A true CN108219568A (en) 2018-06-29

Family

ID=62647421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711486585.2A Pending CN108219568A (en) 2017-12-29 2017-12-29 Polyester filament yarn for decoration and construction method

Country Status (1)

Country Link
CN (1) CN108219568A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103696087A (en) * 2013-12-19 2014-04-02 吴江明敏制衣有限公司松陵分公司 Hollow filament yarn sound insulation curtain
CN104878516A (en) * 2015-04-02 2015-09-02 宁波大千纺织品有限公司 Knit fabric and production method thereof
CN105505014A (en) * 2015-12-31 2016-04-20 重庆发顺化工有限责任公司 Instant wall coating and processing method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103696087A (en) * 2013-12-19 2014-04-02 吴江明敏制衣有限公司松陵分公司 Hollow filament yarn sound insulation curtain
CN104878516A (en) * 2015-04-02 2015-09-02 宁波大千纺织品有限公司 Knit fabric and production method thereof
CN105505014A (en) * 2015-12-31 2016-04-20 重庆发顺化工有限责任公司 Instant wall coating and processing method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
读秀: "墙衣-"涂"即得的"墙纸"", 《家饰》 *

Similar Documents

Publication Publication Date Title
AU736047B2 (en) Coated structural articles
CN103660402B (en) A kind of alginate fibre electrostatic flocking fabric and manufacture method thereof
CN101343846A (en) Long fibre nonwoven wallpaper base stock and preparation method thereof, and nonwoven wallpaper prepared by the same
CN102747816A (en) Multifunctional wall cloth and manufacturing method thereof
CN104005260A (en) Wallpaper base produced with recycled pulp
CN104529367B (en) Reinforced plasterboard and preparation method thereof
CN102864679A (en) Anti-flaming non-woven paper and preparation method thereof
CN107429453A (en) The recycling of used weaving or knitting fabric
CN101781485B (en) Production method of fiber grain liquid wallpaper
CN103233565B (en) A kind of foaming embossment wall base cloth of bamboo charcoal nano diatom ooze and preparation technology thereof
CN102261173A (en) High-grade flocking wall coating and construction method thereof
CN103481549A (en) Alginate fiber electrostatic flocking fabric for medical treatment and manufacturing method thereof
CN204369764U (en) A kind of reinforced plasterboard
CN108219568A (en) Polyester filament yarn for decoration and construction method
CN105544276A (en) Non-woven self-cleaning flame retardation sound-absorbing wallpaper preparation method
CN105220857A (en) A kind of yarn-dyed jacquard coating wall paper
RU2330923C2 (en) Decorative face coating material and method of making it
CN107143101B (en) A kind of wall base cloth and preparation method thereof and construction method
CN105386369B (en) A kind of preparation method of deodorization wallpaper
CN205997449U (en) A kind of Anti-fouling sofa fabric
KR20030093389A (en) Lining paper, wallpaper and method for producing the same
KR20150120662A (en) Manufacturing method for hemp fabric curtain and hemp fabric curtain using the same
CN102505509A (en) Preparation method for fibrilia flame-retardant wall cloth
CN108660586A (en) Wash resistant is without melting the fire-retardant curtain of drop and its processing method
CN209780090U (en) Activated carbon formaldehyde-removing wall cloth

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20180629

RJ01 Rejection of invention patent application after publication