CN109503999A - A kind of chlorovinyl flame retardant section bar and preparation method thereof - Google Patents
A kind of chlorovinyl flame retardant section bar and preparation method thereof Download PDFInfo
- Publication number
- CN109503999A CN109503999A CN201811479879.7A CN201811479879A CN109503999A CN 109503999 A CN109503999 A CN 109503999A CN 201811479879 A CN201811479879 A CN 201811479879A CN 109503999 A CN109503999 A CN 109503999A
- Authority
- CN
- China
- Prior art keywords
- chlorovinyl
- flame retardant
- section bar
- parts
- temperature
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of chlorovinyl flame retardant section bars and preparation method thereof.The chlorovinyl flame retardant section bar includes the raw material of following parts by weight: PVC100 parts；0.5-3 parts of ACR processing aid；4-8 parts of titanium dioxide；3-5 parts of heat stabilizer；6-10 parts of impact modifier；5-15 parts of filler；E50.3-1.5 parts of polyol partial esters；5-10 parts of composite flame-proof smoke suppressant；0.1-1 parts of toner.By adding composite flame-proof smoke suppressant into formula, product flame retardant property is improved, the production requirement of one hour fireproof window is met.And improve the compatibility of composite flame-proof smoke suppressant and PVC base by adding polyol partial esters E5 into formula to reduce influence of the addition of composite flame-proof smoke suppressant to profile performance, and increase the mobility of melt in extrusion process.
Description
Technical field
The invention belongs to profile technical fields, and in particular to a kind of chlorovinyl flame retardant section bar and preparation method thereof.
Background technique
Polyvinyl chloride resin has corrosion-resistant, insulation, the excellent performances such as wear-resistant, and cheap, be widely used in profile shapes,
The many aspects such as plate, tubing, film, insulating materials, anti-corrosion material are a kind of important thermoplastics.Though polyvinyl chloride resin has
There are high flame retardant, self-extinguishment, but often mix a large amount of ester lubricants, processing aid in process, loses PVC fire-retardant
Property become combustible material, and either hard PVC or flexible PVC can all generate a large amount of smog, toxicity in combustion
And corrosive gas.Therefore, flame-retardant smoke inhibition study on the modification is carried out to PVC, is the important directions of PVC study on the modification.
Summary of the invention
The purpose of the present invention is to provide a kind of high efficiency chlorovinyl flame retardant section bars and preparation method thereof.By to formula
Middle addition composite flame-proof smoke suppressant improves product flame retardant property, meets the production requirement of one hour fireproof window.And by matching
Polyol partial esters E5 is added in side improves the compatibility of composite flame-proof smoke suppressant and PVC base to reduce composite flame-proof smoke suppressant
The influence to profile performance is added, and increases the mobility of melt in extrusion process." Code for fire protection design of buildings " GB50016-
2014 pairs of plastic door-window fire integrity demands reach 1 hour, in fire test one hour, there is not allowed that having in experimentation
Open fire is scurried out out of window.
The technical scheme adopted by the invention is as follows:
A kind of high efficiency chlorovinyl flame retardant section bar, the raw material including following parts by weight:
The composite flame-proof smoke suppressant is by coupling agent, stannate fire retardant and Mg (OH)2It mixes in proportion.By multiple
Modification is closed, stannate fire retardant and Mg (OH) are on the one hand improved2Flame-retardant smoke inhibition efficiency, on the other hand utilize coupling agent
Processing improve composite flame-proof smoke suppressant and PVC base compatibility, reduce composite flame-proof smoke suppressant addition to profile performance
Influence.Furthermore the polyol partial esters E5 in formula has the compatibility for improving composite flame-proof smoke suppressant and polyvinyl chloride resin, increases and squeezes
The mobility of melt during out, and the addition due to composite flame-proof smoke suppressant is solved, what product forms mechanical property reduced asks
Topic.
The coupling agent is silane or titanate esters；
The coupling agent, stannate fire retardant and Mg (OH)2Weight ratio be 0.1~0.3:0.8~1.2:4.5~5.5,
Preferably 0.2:1:5.
The ACR processing aid is acrylic acid esters co-polymer；It can promote PVC plastic, the intensity of Reinforced PVC melt,
Elongation and elasticity improve PVC shock resistance and processing performance.
The titanium dioxide is rutile type titanium white, and the weatherability and whiteness of product can be improved.
The stabilizer is composite environmental-friendly calcium zinc stabilizer, and PVC can be prevented to be heated fast decoupled；Including thermostabilization at
Divide and Lubrication Composition, thermostabilization ingredient include polyol ester, hydrotalcite, zeolite, Lubrication Composition includes PE wax, Fischer-Tropsch wax, fat
Alcohol ester, monoglyceride.
The impact modifier is haloflex 135A type, can promote the shock resistance of product.
The filler is light active calcium carbonate or talcum powder, and the rigidity of product can be improved.
The toner is ultramarine, group's purple.
The present invention also provides the preparation method of the high efficiency chlorovinyl flame retardant section bar, the preparation method include with
Lower step:
(1) raw material of formula ratio is put into Hot mixer and is mixed, after moisture removal is removed in humidity discharging, be discharged into cold mixing machine
In, after removing foreign matter, into holding vessel, and it is homogenized, obtains mixture；
(2) after mixture enters coextruder plasticizing, packed products are put in storage after, traction cooling by water tank, cutting.
It in step (1), is mixed in the Hot mixer specifically: the mixed 400-500s of heat, mixture temperature reach 110-
120℃；The time mixed in cold mixer is 300-400s, cold to mix to 40-45 DEG C.
In step (2), the coextruder is using 80 parallel double-screw extruders, state modulator are as follows: 1 temperature of cylinder area
185~195 DEG C；185~195 DEG C of 2 temperature of area of cylinder；185~195 DEG C of 3 temperature of area of cylinder；185~195 DEG C of 4 temperature of area of cylinder；Cylinder area 5
185~195 DEG C of temperature；185~195 DEG C of temperature of connection；190~200 DEG C of mould area temperature；Screw speed 15-20rpm；Charging
Speed 35-60rpm；Hauling speed 2-4m/min；Load 45-65%；Dry setting negative pressure 0-0.8Bar；Vacuum hydrofuge pressure 0.8-
1.0Bar。
Compared with prior art, it is small to can satisfy calcination 1 after making door and window for the profile shapes of extrusion of the present invention
The main structure of Shi Hou, door and window are not damaged, and pass through national inspection centers fireproof window detection in 1 hour.The present invention adopts
The equal Environmental Safety of used additives, it is nontoxic, side effect will not be generated in process of manufacture, therefore not to human body and environment
Any harm is constituted, Environmental Safety is reliable.
Specific embodiment
The following describes the present invention in detail with reference to examples.
The source of each raw material involved in the present invention arrived is as follows:
PVC of the present invention is produced by Inner Mongol Jun Zheng derived energy chemical limited liability company.
ACR processing aid of the present invention is produced by Wuhu conch new material company, model CPPA-02 or CPPA-
01。
Stabilizer (CZPS-02) of the present invention is produced by Wuhu conch new material company.
Impact modifier (CPE) of the present invention is produced by Weifang Yaxing Chemical Co., Ltd..
Filler of the present invention is light active calcium carbonate (lightweight, the calcium carbonate that handles through stearic acid activity),
By the production of biochemistry Co., Ltd, Jiujiang Daewoo or the production of same type auxiliary agent producer.
Composite flame-proof smoke suppressant of the present invention is produced by Hailuo Section Bar Science & Technology Co., Ltd., Wuhu.
" part " in the present embodiment refers to " parts by weight ".
Embodiment 1
A kind of polyvinyl chloride-based flame retardant section bar of high efficiency, the raw material including the parts by weight as shown in embodiment 1 in table 1 are described
Composite flame-retardant agent is by silane, stannate fire retardant and Mg (OH)2It is mixed by weight for 0.2:1:5.
The preparation method of the profile, comprising the following steps:
(1) it by formula, puts the raw materials into and carries out mixing 400-500s in Hot mixer, through hot mixing tide during heat is mixed
Sufficiently removal mixture in moisture, to 115 DEG C of technological temperature after be discharged into cold mixing machine, cold mixed 300-400s, until 45 DEG C warp
Enter holding vessel after roots blower and reciprocating sieve removal foreign matter, and be homogenized 24 hours, obtains sandwich layer mixture；
(2) be homogenized after mixture enter main extruder from hopper, with constantly Forward and extrusion process in occurred
Temperature change, material slowly from it is solid state transformed be viscous state, then respectively cylinder area plasticizing after, it is preforming through mouth mold, pass through
Water tank cooling and shaping, packed products are put in storage after traction, cutting.The state modulator of coextruder is as shown in table 2 below.
Table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | |
| PVC | 100 | 100 | 100 | 100 |
| Processing aid | 2 | 2 | 3 | 2 |
| Rutile type titanium white | 4 | 4 | 6 | 4 |
| Environment-friendlycalcium calcium zinc stabilizer | 3.5 | 4 | 5 | 6 |
| Haloflex 135A type | 8 | 8 | 10 | 8 |
| Activated Calcium carbonate | 12 | 8 | 15 | 16 |
| Polyol partial esters E5 | 0.5 | 1.0 | 1.5 | / |
| Composite flame-proof smoke suppressant | 5 | 8 | 10 | / |
| Toner | 0.1 | 0.1 | 0.3 | 0.1 |
Table 2
Embodiment 2
A kind of polyvinyl chloride-based flame retardant section bar of high efficiency, be formulated as shown in embodiment 2 in table 1, the composite flame-retardant agent by
Titanate esters, stannate fire retardant and Mg (OH)2It is mixed by weight for 0.2:1:5.
The preparation method of the profile, for step with embodiment 1, the state modulator of main extruder is as shown in table 2.
Embodiment 3
A kind of polyvinyl chloride-based flame retardant section bar of high efficiency, be formulated as shown in embodiment 3 in table 1, the composite flame-retardant agent by
Titanate esters, stannate fire retardant and Mg (OH)2It is mixed by weight for 0.2:1:5.
The preparation method of the profile, for step with embodiment 1, the state modulator of main extruder is as shown in table 2.
Comparative example 1
A kind of polyvinyl chloride-based profile is formulated as shown in comparative example 1 in table 1.
The preparation method of the polyvinyl chloride-based profile, step is the same as embodiment 1.
Comparative example 2
Composite flame-retardant agent therein is only replaced all with Mg (OH) with embodiment 1 by other2。
Comparative example 3
Composite flame-retardant agent therein is only replaced all with stannate fire retardant with embodiment 1 by other.
Comparative example 4
Other only save the polyol partial esters E5 in formula with embodiment 1.
Profile prepared by each embodiment and comparative example is subjected to performance detection, as a result such as table 3.
3 correlated performance of table and technical indicator test result
Remarks: bending elastic modulus is tested according to " the measurement GB/T9341-2008 of plastics bending property ", and fracture is stretched
Long rate and yield strength are according to " the measurement part 2 of GB/T 1040.2-2006 plastic tensile performance: molding and extrusion molding plastics
Experimental condition " it is tested, Vicat softening point is according to " GB/T 1633-2000 thermoplastic vicat softening temperature (VST)
Measurement " it is tested, oxygen index (OI) is according to " plastics oxygen index method measures burning behavior part 2: room temperature tests GB/
T2406.2-2009 " it is tested.
As can be seen from Table 3, production profile is formulated using embodiment 1-3 be all satisfied national standard " GBT8814-2017
Window not plasticized polyvinyl chloride profile ".The oxygen index (OI) of case study on implementation 1-3 has a certain upgrade compared with comparative example, it is seen that compound resistance
The flame retardant effect for firing smoke suppressant will be significantly due to being used alone stannate fire retardant or Mg (OH)2When effect；And polyalcohol is inclined
The addition of ester E5 improves the mechanical property of PVC profile.Thus the good flame retardation effect of provable PVC profile of the invention.
It is above-mentioned to be retouched in detail referring to embodiment to what polyvinyl chloride-based flame retardant section bar of a kind of high efficiency and preparation method thereof carried out
It states, is illustrative without being restrictive, several embodiments can be enumerated according to limited range, therefore do not departing from this
Change and modification under invention general plotting should belong within protection scope of the present invention.
Claims (10)
1. a kind of chlorovinyl flame retardant section bar, which is characterized in that the raw material including following parts by weight:
2. high efficiency chlorovinyl flame retardant section bar according to claim 1, which is characterized in that the composite flame-proof smoke suppressant
By coupling agent, stannate fire retardant and Mg (OH)2It mixes in proportion.
3. high efficiency chlorovinyl flame retardant section bar according to claim 2, which is characterized in that the coupling agent be silane or
Titanate esters；The coupling agent, stannate fire retardant and Mg (OH)2Weight ratio be 0.1~0.3:0.8~1.2:4.5~5.5.
4. high efficiency chlorovinyl flame retardant section bar according to claim 1, which is characterized in that the ACR processing aid is
Acrylic acid esters co-polymer；The titanium dioxide is rutile type titanium white.
5. high efficiency chlorovinyl flame retardant section bar according to claim 1, which is characterized in that the stabilizer is complex loop
Protect calcium zinc stabilizer；The impact modifier is haloflex 135A type.
6. high efficiency chlorovinyl flame retardant section bar according to claim 1, which is characterized in that the filler is lightweight
Activated Calcium carbonate or talcum powder；The toner is ultramarine, group's purple.
7. the preparation method of high efficiency chlorovinyl flame retardant section bar described in -6 any one, feature exist according to claim 1
In the preparation method comprises the following steps:
(1) raw material of formula ratio is put into Hot mixer and is mixed, after moisture removal is removed in humidity discharging, is discharged into cold mixing machine,
After removing foreign matter, into holding vessel, and it is homogenized, obtains mixture；
(2) after mixture enters coextruder plasticizing, packed products are put in storage after, traction cooling by water tank, cutting.
8. the preparation method of chlorovinyl flame retardant section bar according to claim 7, which is characterized in that described in step (1)
It is mixed in Hot mixer specifically: the mixed 400-500s of heat, mixture temperature reach 110-120 DEG C.
9. the preparation method of chlorovinyl flame retardant section bar according to claim 7, which is characterized in that cold mixed in step (1)
The time mixed in machine is 300-400s, cold to mix to 40-45 DEG C.
10. the preparation method of chlorovinyl flame retardant section bar according to claim 7, which is characterized in that in step (2), institute
Coextruder is stated using 80 parallel double-screw extruders, state modulator are as follows: 185~195 DEG C of 1 temperature of the area Tong Tong；2 temperature of cylinder area
185~195 DEG C of degree；185~195 DEG C of 3 temperature of area of cylinder；185~195 DEG C of 4 temperature of area of cylinder；185~195 DEG C of 5 temperature of area of cylinder；Connection
185~195 DEG C of temperature；190~200 DEG C of mould area temperature；Charging rate 35-60rpm；Hauling speed 2-4m/min；Load 45-
65%；Dry setting negative pressure 0-0.8Bar；Vacuum hydrofuge pressure 0.8-1.0Bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479879.7A CN109503999A (en) | 2018-12-05 | 2018-12-05 | A kind of chlorovinyl flame retardant section bar and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479879.7A CN109503999A (en) | 2018-12-05 | 2018-12-05 | A kind of chlorovinyl flame retardant section bar and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109503999A true CN109503999A (en) | 2019-03-22 |
Family
ID=65751641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811479879.7A Pending CN109503999A (en) | 2018-12-05 | 2018-12-05 | A kind of chlorovinyl flame retardant section bar and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109503999A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423419A (en) * | 2019-08-16 | 2019-11-08 | 青海大学 | The preparation method of uvioresistant and the PVC composite material of anti-fire performance enhancement |
| CN112321890A (en) * | 2020-11-12 | 2021-02-05 | 常州市贝美家居科技有限公司 | Additive for PVC (polyvinyl chloride) plate, PVC plate and preparation method thereof and PVC composite board |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103113689A (en) * | 2012-12-26 | 2013-05-22 | 华浚塑料建材有限公司 | Fire-resistance and smoke-suppression type PVC (polyvinyl chloride) material and preparation method thereof |
| CN104479259A (en) * | 2015-01-21 | 2015-04-01 | 芜湖海螺型材科技股份有限公司 | High-impact-resistance PVC profile meeting high-speed extrusion requirement and preparing method thereof |
| CN104629218B (en) * | 2015-02-14 | 2016-08-24 | 青岛科技大学 | A kind of deadener and the composite carpet using this material and preparation method thereof |
| KR101731864B1 (en) * | 2015-08-05 | 2017-05-02 | (주)다이나믹 | An eco-friendly master batch for expanded cross-linked polyolefin having the flame retardancy |
-
2018
- 2018-12-05 CN CN201811479879.7A patent/CN109503999A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103113689A (en) * | 2012-12-26 | 2013-05-22 | 华浚塑料建材有限公司 | Fire-resistance and smoke-suppression type PVC (polyvinyl chloride) material and preparation method thereof |
| CN104479259A (en) * | 2015-01-21 | 2015-04-01 | 芜湖海螺型材科技股份有限公司 | High-impact-resistance PVC profile meeting high-speed extrusion requirement and preparing method thereof |
| CN104629218B (en) * | 2015-02-14 | 2016-08-24 | 青岛科技大学 | A kind of deadener and the composite carpet using this material and preparation method thereof |
| KR101731864B1 (en) * | 2015-08-05 | 2017-05-02 | (주)다이나믹 | An eco-friendly master batch for expanded cross-linked polyolefin having the flame retardancy |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110423419A (en) * | 2019-08-16 | 2019-11-08 | 青海大学 | The preparation method of uvioresistant and the PVC composite material of anti-fire performance enhancement |
| CN112321890A (en) * | 2020-11-12 | 2021-02-05 | 常州市贝美家居科技有限公司 | Additive for PVC (polyvinyl chloride) plate, PVC plate and preparation method thereof and PVC composite board |
| CN112321890B (en) * | 2020-11-12 | 2023-06-13 | 常州市贝美家居科技有限公司 | Additive for PVC (polyvinyl chloride) plate, PVC plate, preparation method of PVC plate and PVC composite plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109111617B (en) | Flame-retardant core layer of aluminum-plastic plate and aluminum-plastic plate | |
| CN109503999A (en) | A kind of chlorovinyl flame retardant section bar and preparation method thereof | |
| WO2012116515A1 (en) | Degradable plastic and manufacturing method thereof | |
| CN105713315A (en) | Formula for synthesizing novel high-polymer fiber composite materials | |
| CN103044818B (en) | PVC/ASA (polyvinyl chloride/ acrylic-styrene-acrylonitrile copolymer) alloy material and preparation method thereof | |
| ITMI20002093A1 (en) | THERMOPLASTIC COMPOSITIONS OF FLUOROPOLYMERS | |
| CN106810880A (en) | A kind of flame retardant automotive TPO material and preparation method thereof | |
| CN102717515A (en) | Sectional material manufacturing technique for regenerative plastic doors and windows | |
| CN108641388A (en) | A kind of flame-retardant wood-plastic composite material and preparation method thereof | |
| WO2017007116A1 (en) | Eraser using natural starch composition and containing no plasticizers, and manufacturing method therefor | |
| CN108912527A (en) | A kind of polyvinyl chloride antibiosis layered board material | |
| CN112226018A (en) | High-performance PVC (polyvinyl chloride) plastic pipe and preparation method thereof | |
| CN110194863A (en) | The degradable plant fibre environment-friendly composite material of extrusion or plastic uptake thermoforming can be used | |
| CN105504738A (en) | Halogen-free flame-retardant polycarbonate composite material and product thereof | |
| CN109385110A (en) | A kind of anti-mildew halogen-free flameproof bamboo-plastic composite material and preparation method thereof | |
| CN107686613A (en) | A kind of polyvinyl chloride composite materials and its preparation technology | |
| KR101070584B1 (en) | Synthetic resin composition having impact resistant property and synthetic resin pipe using the composition | |
| CN110540712A (en) | Large sealing ring sizing material for wind tunnel and preparation method thereof | |
| KR102278786B1 (en) | Composition for construction, manufacturing method of composite material for construction and composite material for construction made thereby with improved ozone resistance, antimicrobial activity and fir radiation | |
| CN110408146A (en) | A kind of preparation method of high-strength anti-flaming architectural electricity threading tube material | |
| CN107383765A (en) | Engineering flame retardant plastic flitch and preparation method thereof | |
| CN113563679B (en) | Flame-retardant antibacterial PVC material and preparation method thereof | |
| KR102393033B1 (en) | Composition for construction, manufacturing method of composite material for construction and composite material for construction made thereby with improved durability, antimicrobial activity and fir radiation | |
| CN117430786A (en) | High-strength TPU material for charging pile cable and preparation method thereof | |
| CN107459751B (en) | Preparation method of flame-retardant CPVC wallpaper composition |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190610 Address after: No. 39 Cultural Road, Jinghu District, Wuhu City, Anhui Province, 241000 Applicant after: Anhui Hailuo Group LLC Applicant after: Hailuo Section Bar Science & Technology Co., Ltd., Wuhu Address before: 241009 No. 38 Gangwan Road, Wuhu Economic and Technological Development Zone, Wuhu City, Anhui Province Applicant before: Hailuo Section Bar Science & Technology Co., Ltd., Wuhu |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190322 |