CN101633753A - Neoprene closed cell foamed material and preparation method thereof - Google Patents
Neoprene closed cell foamed material and preparation method thereof Download PDFInfo
- Publication number
- CN101633753A CN101633753A CN200910168830A CN200910168830A CN101633753A CN 101633753 A CN101633753 A CN 101633753A CN 200910168830 A CN200910168830 A CN 200910168830A CN 200910168830 A CN200910168830 A CN 200910168830A CN 101633753 A CN101633753 A CN 101633753A
- Authority
- CN
- China
- Prior art keywords
- closed cell
- time
- dropped
- neoprene
- preparation
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 44
- 229920001084 poly(chloroprene) Polymers 0.000 title claims abstract description 40
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 238000005187 foaming Methods 0.000 claims abstract description 29
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000006229 carbon black Substances 0.000 claims abstract description 16
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003112 inhibitor Substances 0.000 claims abstract description 12
- 239000012188 paraffin wax Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 22
- 239000011148 porous material Substances 0.000 claims description 22
- 238000001816 cooling Methods 0.000 claims description 20
- 239000006260 foam Substances 0.000 claims description 18
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 17
- 239000000395 magnesium oxide Substances 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 15
- 238000004898 kneading Methods 0.000 claims description 15
- 239000011777 magnesium Substances 0.000 claims description 15
- 229910052749 magnesium Inorganic materials 0.000 claims description 15
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 12
- 238000007670 refining Methods 0.000 claims description 12
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000004202 carbamide Substances 0.000 claims description 11
- 239000006185 dispersion Substances 0.000 claims description 11
- 239000002674 ointment Substances 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- 238000012856 packing Methods 0.000 claims description 11
- 229940099259 vaseline Drugs 0.000 claims description 11
- 239000011787 zinc oxide Substances 0.000 claims description 11
- 235000021355 Stearic acid Nutrition 0.000 claims description 10
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 10
- 210000001161 mammalian embryo Anatomy 0.000 claims description 10
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 10
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 10
- 239000008117 stearic acid Substances 0.000 claims description 10
- 238000005987 sulfurization reaction Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 238000004073 vulcanization Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 7
- 230000003712 anti-aging effect Effects 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 239000003925 fat Substances 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- -1 Vinyl thiocarbamide Chemical compound 0.000 claims description 4
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 4
- UMGDCJDMYOKAJW-UHFFFAOYSA-N aminothiocarboxamide Natural products NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 13
- 230000032683 aging Effects 0.000 abstract description 6
- 239000002253 acid Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 abstract description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 1
- 239000003963 antioxidant agent Substances 0.000 abstract 1
- 230000003078 antioxidant effect Effects 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 229920002521 macromolecule Polymers 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000004886 process control Methods 0.000 abstract 1
- 230000035882 stress Effects 0.000 description 8
- 239000006261 foam material Substances 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 5
- 239000003063 flame retardant Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000012296 anti-solvent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- NTXGQCSETZTARF-UHFFFAOYSA-N buta-1,3-diene;prop-2-enenitrile Chemical class C=CC=C.C=CC#N NTXGQCSETZTARF-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920006112 polar polymer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention relates to a macromolecule polymer and a preparation method thereof, in particular to a neoprene closed cell foamed material and a preparation method thereof. The neoprene closed cell foamed material is prepared from neoprene, strong magnesium powder or calcium carbonate, carbon black, a vulcanizing accelerator, a foaming agent, carbamide resin, paraffin, an age inhibitor, an antioxidant, naphthenoid oil, and the like according to a certain mass ratio. The invention also provides the preparation method of the neoprene closed cell foamed material, which comprises the process of closed cell foaming in a mold twice. The material produced by closed cell foaming has good elasticity and performance of resisting ageing, weather, flame, acid, alkali, oil and chemical solubility, can be used under the condition of a severe environment and conforms to requirements of environmental protection. Through SGS detection, the material conforms to a new European Union standard REACH. In addition, the preparation process has the advantages of simple process control, energy saving, reduced human resource cost and favorable economic and social benefits.
Description
Technical field
The present invention relates to high molecular polymer and preparation thereof, be specifically related to a kind of neoprene closed cell foamed material and preparation method thereof.
Background technology
At present, rubber-like foaming plate on the market mainly contains modified butadiene acrylonitrile rubber (NBR) foam material, silicon rubber foam material, EVA rubber expanded material, PE rubber expanded material etc., but these foam materials are still unsatisfactory at aspects such as ageing-resistant, weather, fire-retardant, acid and alkali-resistance and chemically-resistant dissolubilities.
There is not at present to find the relevant report that utilizes chloroprene rubber as the foam material of raw material closed pore foaming.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of novel foam material that forms for the foaming of material of main part closed pore with the chloroprene rubber, neoprene closed cell foamed material of the present invention has excellent elasticity, the performance that also has good ageing-resistant, weather, fire-retardant, acid and alkali-resistance, oil resistant, chemically-resistant dissolubility simultaneously, and environmentally friendly.
Neoprene closed cell foamed material of the present invention is made by the raw material of following weight parts:
Chloroprene rubber 100PHR
Strong powder of magnesium or lime carbonate 30-200PHR
Carbon black 20-45PHR
Vulcanization accelerator 0.5-1.5PHR
Whipping agent 3-15PHR
Urea fat 0-5PHR
Paraffin 1-3PHR
Anti-aging agent 1-3PHR
Oxidation inhibitor 1-3PHR
Tyox B 1-3PHR
Stearic acid 1-2PHR
The mixture 8-15PHR of one or both in zinc oxide, the magnesium oxide
Ointment 5-15PHR
Vaseline 5-8PHR
Dispersion agent 1-4PHR
Naphthenic oil 10-40PHR.
Described neoprene closed cell foamed material, preferably the raw material by following weight parts makes:
Chloroprene rubber 100PHR
Strong powder of magnesium or lime carbonate 30-40PHR
Carbon black 22-28PHR
Vinyl thiocarbamide promotor 0.7-1PHR
Whipping agent 3-4PHR
Urea fat 2-3PHR
Paraffin 2-3PHR
Anti-aging agent 1-1.5PHR
Oxidation inhibitor 1-1.5PHR
Tyox B 1.5-2PHR
Stearic acid 1-2PHR
The mixture 8-15PHR of one or both in zinc oxide, the magnesium oxide
Ointment 7-10PHR
Vaseline 5-6PHR
Dispersion agent 1.5-3PHR
Naphthenic oil 10-15PHR.
The present invention also provides the preparation method of described neoprene closed cell foamed material, and this preparation method may further comprise the steps:
(1) plasticates
(2) mixing
(3) heat refining, slice
(4) extrude
Closed pore foaming in (5) first apotypes
Closed pore foaming in (6) second apotypes, steady shape, foam is cooled to room temperature and obtains finished product for the second time then.
For enforcement better, described preparation method may further comprise the steps:
(1) plasticates
Chloroprene rubber dropped in first mill plasticate, the temperature control of mill roller is 50-60 ℃ (being preferably 55 ℃), pass through 3-4 time with the 5-6mm roll spacing earlier, make it to be subjected to hot pressing soft, pass through 3-4 time with the 3-4mm roll spacing again, after this with the pony roll of 1.5-2.5mm apart from thin-pass 10-15min, park more than 24 hours with sheet cooling under the 5-6mm roll spacing at last;
(2) mixing
A, the chloroprene rubber after step (1) handled dropped in the Banbury mixer kneading 3-5 minute, then magnesium oxide, oxidation inhibitor, dispersion agent were dropped in the Banbury mixer kneading 3-5 minute;
In B, the 1/2 input Banbury mixer with carbon black, the strong powder of magnesium;
C, Vaseline, ointment, naphthenic oil are dropped in the Banbury mixer;
D, again carbon black, the strong powder of magnesium remaining 1/2 dropped in the Banbury mixer;
E, one or both the mixture, vulcanization accelerator, whipping agent, urea fat, paraffin, stearic acid, Tyox B in zinc oxide and the magnesium oxide dropped in the Banbury mixer, carry out adding pressure type kneading 8-12 minute then;
And then mixingly stop during to 95-105 ℃;
F, binder removal, cooling;
(3) heat refining, slice
After sizing material after mixing dropped into second mill heat refining packing three times, cooling was parked 24 hours;
And then drop into the 3rd mill packing and turn over white silk twice, drop into the 4th mill again with 15-20mm thickness slice;
(4) extrude
Input is extruded machine filter glue and is extruded into the glue embryo then, and extruder temperature is controlled to be 70-95 ℃;
Closed pore foaming in (5) first apotypes
With the cut-out of glue embryo, the weighing of extruding, deliver to and carry out the closed pore foaming sulfuration first time in first vulcanizer, sulfide stress 1500-2000T, curing time 25-45 minute, 134 ± 5 ℃ of curing temperatures obtained foam for the first time, the processing of cooling light face;
Closed pore foaming in (6) second apotypes, steady shape
Foam is delivered to and is carried out the foaming sulfuration second time in second vulcanizer for the first time, sulfide stress 300-500T, and curing time 25-45 minute, 160 ± 5 ℃ of curing temperatures, foam is cooled to room temperature and obtains finished product for the second time then.
The rotating speed of forcing machine is preferably 550 rev/mins in the step (4).
The rubber molecule structure homogeneous of chloroprene rubber, be polar polymer, chlorine atom on the molecular chain makes it have good flame resistivity, the characteristic of anti-ozone and anti-atmospheric aging, performance with good oil resistant, anti-solvent and chemical-resistant reagent, enlarged the use range of foam material, material can be used in harsh rugged environment, can be applicable to be incubated, the field of heat insulation, packing, damping, sealing, electroacoustic equipment, vehicle appliance, submarine armor, body-building apparatus.
Utilize chloroprene rubber as the main body starting material, adopt the material of closed pore foam production to have excellent elasticity, good ageing-resistant, weather, fire-retardant, the performance of acid and alkali-resistance, oil resistant, chemically-resistant dissolubility, can under harsh harsh environmental conditions, use, and compliance with environmental protection requirements, meet the new standard REACH of European Union by the SGS detection.
In addition, preparation process control of the present invention is simple, and save energy reduces cost of human resources, has good economic benefit and social benefit.
Embodiment
Some specific embodiments of the invention below are provided, understand the present invention to help further, but protection scope of the present invention are not limited in this.
Wherein, the source of used main raw material is:
Chloroprene rubber---Japan's electrification
Carbon black---Shaoyang, Hunan carbon plant
Vulcanization accelerator, paraffin, anti-aging agent, oxidation inhibitor, Tyox B, MgO, ZnO, ointment, Vaseline, dispersion agent---Jing Bo company
Whipping agent, urea fat---H Hangzhou marine rainbow company
Stearic acid---Hangzhou oil chemistry factory
Naphthenic oil---Jingmen petrochemical industry
The model of used major equipment, quantity and source are:
Rubber machinery plant, 2 Shanghai of bale splitter 0.75T
Mill 550 * 1,530 4 Quanzhou reputation is really contained machine works
75 liters of 1 Quanzhou reputations of Banbury mixer are really contained machine works
Bei Jixieshebeichang is full of in 1 Shanghai of forcing machine 250 model
Vulcanizer 2 Taijiangs Soviet Union's Wuxi brocade and scientific ﹠ technical corporation
Slicing machine 1/B is full of in 2 Shanghai Bei Jixieshebeichang
Embodiment 1-3 neoprene closed cell foamed material
Each raw material weight proportioning (PHR) of embodiment 1-3 is as follows:
| Sequence number | Starting material | Model or specification | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| ??1 | Chloroprene rubber W type | ??M-40 | ??100 | ??100 | ??100 |
| ??2 | Carbon black | ??N-550 | ??28 | ??25 | ??22 |
| ??3 | The strong powder of magnesium | ??40 | ??35 | ??30 | |
| ??4 | Magnesium oxide | ??4 | ??5 | ??5 | |
| ??5 | Zinc oxide | ??5 | ??5 | ??5 | |
| ??6 | Vinyl thiocarbamide promotor | ??NA-22 | ??0.9 | ??0.8 | ??0.75 |
| ??7 | Whipping agent | ??AC-9 | ??3.8 | ??3.5 | ??3.3 |
| ??8 | Urea fat | ??2.5 | ??2.5 | ??2.5 | |
| ??9 | Paraffin | ??W54 | ??2.5 | ??2.5 | ??2.5 |
| ??10 | Anti-aging agent | ??BHT264 | ??1.3 | ??1.3 | ??1.3 |
| ??11 | Oxidation inhibitor | ??224 | ??1.2 | ??1.2 | ??1.2 |
| ??12 | Tyox B | ??1.8 | ??1.8 | ??1.8 | |
| ??13 | Stearic acid | ??ST | ??1.2 | ??1.2 | ??1.2 |
| ??14 | Naphthenic oil | ??55# | ??15 | ??13 | ??10 |
| ??15 | Ointment | ??8 | ??8 | ??8 | |
| ??16 | Vaseline | ??5 | ??5 | ??5 | |
| ??17 | Dispersion agent | ??AT-B | ??2 | ??2 | ??2 |
| Add up to | ??222.2 | ??212.8 | ??201.55 |
The preparation method of the neoprene closed cell foamed material of embodiment 4 embodiment 1
(1) plasticates
To plasticate in 22 cun mills of chloroprene rubber input, the temperature control of mill roller is passed through 3 times with the 5mm roll spacing earlier at 50 ℃, make it to be subjected to hot pressing soft, again with the 3mm roll spacing by 3 times, after this with the pony roll of 2.5mm apart from thin-pass 10min, parked 24 hours with sheet cooling under the 5mm roll spacing at last;
(2) mixing
A, the chloroprene rubber after step (1) handled drop into the indoor kneading of material 5 minutes of 75L adding pressure type Banbury mixer, then magnesium oxide, oxidation inhibitor, dispersion agent are dropped into the indoor kneading of material 5 minutes of Banbury mixer;
B, that 1/2 of carbon black, the strong powder of magnesium dropped into the material of Banbury mixer is indoor;
C, the material of Vaseline, ointment, naphthenic oil input Banbury mixer is indoor;
D, again that the material of carbon black, the remaining 1/2 input Banbury mixer of the strong powder of magnesium is indoor;
E, that one or both the mixture, vulcanization accelerator, whipping agent, urea fat, paraffin, stearic acid, Tyox B in zinc oxide and the magnesium oxide dropped into the material of Banbury mixer is indoor, carries out adding pressure type kneading 12 minutes then;
And then mixingly stop during to 95 ℃;
F, binder removal, cooling;
(3) heat refining, slice
After sizing material after mixing dropped into another 22 cun mill heat refinings packing three times, cooling was parked 24 hours;
And then drop into 18 cun mill packings and turn over white silk twice, drop into 16 cun mills again with 15mm thickness slice;
(4) extrude
Drop in the conveying belt mode and to extrude machine filter glue and be extruded into the glue embryo, extruder temperature is controlled to be 70 ℃, and the rotating speed of forcing machine is 500 rev/mins;
Closed pore foaming in (5) first apotypes
With the cut-out of glue embryo, the weighing of extruding, deliver to and carry out the closed pore foaming sulfuration first time in first vulcanizer, sulfide stress 1500T, curing time 45 minutes, 134 ± 5 ℃ of curing temperatures obtain foam for the first time, the processing of cooling light face;
Closed pore foaming in (6) second apotypes, steady shape
Foam is delivered to and is carried out the foaming sulfuration second time in second vulcanizer for the first time, sulfide stress 300T, and curing time 25 minutes, 160 ± 5 ℃ of curing temperatures, foam is cooled to room temperature and obtains finished product for the second time then.
The preparation method of the neoprene closed cell foamed material of embodiment 5 embodiment 2
(1) plasticates
To plasticate in 22 cun mills of chloroprene rubber input, the temperature control of mill roller is passed through 4 times with the 6mm roll spacing earlier at 55 ℃, make it to be subjected to hot pressing soft, again with the 4mm roll spacing by 4 times, after this with the pony roll of 1.5mm apart from thin-pass 15min, parked 26 hours with sheet cooling under the 6mm roll spacing at last;
(2) mixing
A, the chloroprene rubber after step (1) handled drop into the indoor kneading of material 3 minutes of 75L adding pressure type Banbury mixer, then magnesium oxide, oxidation inhibitor, dispersion agent are dropped into the indoor kneading of material 3 minutes of Banbury mixer;
B, that 1/2 of carbon black, the strong powder of magnesium dropped into the material of Banbury mixer is indoor;
C, the material of Vaseline, ointment, naphthenic oil input Banbury mixer is indoor;
D, again that the material of carbon black, the remaining 1/2 input Banbury mixer of the strong powder of magnesium is indoor
E, that one or both the mixture, vulcanization accelerator, whipping agent, urea fat, paraffin, stearic acid, Tyox B in zinc oxide and the magnesium oxide dropped into the material of Banbury mixer is indoor, carries out adding pressure type kneading 12 minutes then;
And then mixingly stop during to 100 ℃;
F, binder removal, cooling;
(3) heat refining, slice
After sizing material after mixing dropped into another 22 cun mill heat refinings packing three times, cooling was parked 24 hours;
And then drop into 18 cun mill packings and turn over white silk twice, drop into 16 cun mills again with 20mm thickness slice;
(4) extrude
Drop in the conveying belt mode and to extrude machine filter glue and be extruded into the glue embryo, extruder temperature is controlled to be 95 ℃, and the rotating speed of forcing machine is 650 rev/mins;
Closed pore foaming in (5) first apotypes
With the cut-out of glue embryo, the weighing of extruding, deliver to and carry out the closed pore foaming sulfuration first time in first vulcanizer, sulfide stress 2000T, curing time 25 minutes, 134 ± 5 ℃ of curing temperatures obtain foam for the first time, the processing of cooling light face;
Closed pore foaming in (6) second apotypes, steady shape
Foam is delivered to and is carried out the foaming sulfuration second time in second vulcanizer for the first time, sulfide stress 500T, and curing time 45 minutes, 160 ± 5 ℃ of curing temperatures, foam is cooled to room temperature and obtains finished product for the second time then.
The preparation method of the neoprene closed cell foamed material of embodiment 6 embodiment 3
(1) plasticates
To plasticate in 22 cun mills of chloroprene rubber input, the temperature control of mill roller is passed through 4 times with the 5.5mm roll spacing earlier at 60 ℃, make it to be subjected to hot pressing soft, again with the 3mm roll spacing by 4 times, after this with the pony roll of 2mm apart from thin-pass 12min, parked 24 hours with sheet cooling under the 5.5mm roll spacing at last;
(2) mixing
A, the chloroprene rubber after step (1) handled drop into 75L adding pressure type Banbury mixer, and (kneading 4 minutes drops into Banbury mixer kneading 4 minutes with magnesium oxide, oxidation inhibitor, dispersion agent then;
In B, the 1/2 input Banbury mixer with carbon black, the strong powder of magnesium;
C, Vaseline, ointment, naphthenic oil are dropped in the Banbury mixer;
D, again carbon black, the strong powder of magnesium remaining 1/2 dropped in the Banbury mixer;
E, one or both the mixture, vulcanization accelerator, whipping agent, urea fat, paraffin, stearic acid, Tyox B in zinc oxide and the magnesium oxide dropped in the Banbury mixer, carry out adding pressure type kneading 10 minutes then;
And then mixingly stop during to 95 ℃;
F, binder removal, cooling;
(3) heat refining, slice
After sizing material after mixing dropped into another 22 cun mill heat refinings packing three times, cooling was parked 24 hours;
And then drop into 18 cun mill packings and turn over white silk twice, drop into 16 cun mills again with 18mm thickness slice;
(4) extrude
Drop in the conveying belt mode and to extrude machine filter glue and be extruded into the glue embryo, extruder temperature is controlled to be 70-95 ℃, and the rotating speed of forcing machine is 550 rev/mins;
Closed pore foaming in (5) first apotypes
With the cut-out of glue embryo, the weighing of extruding, deliver to and carry out the closed pore foaming sulfuration first time in first vulcanizer, sulfide stress 1700T, curing time 35 minutes, 134 ± 5 ℃ of curing temperatures obtain foam for the first time, the processing of cooling light face;
Closed pore foaming in (6) second apotypes, steady shape
Foam is delivered to and is carried out the foaming sulfuration second time in second vulcanizer for the first time, sulfide stress 400T, and curing time 35 minutes, 160 ± 5 ℃ of curing temperatures, foam is cooled to room temperature and obtains finished product for the second time then.
Product performance index sees the following form
As seen from the above table, the neoprene closed cell foamed material of manufacturing of the present invention has good flame resistance (oxygen index 〉=32%) tensile strength height (〉=6kg/c m
2) good (characteristics such as tear strength 〉=2kg/cm) the wear-resisting on-slip of compression set little (≤30%), weather, acid and alkali-resistance, ageing-resistant, chemical-resistant resistance, good springiness of elongation height (〉=450%) tear resistance.
Claims (5)
1, a kind of neoprene closed cell foamed material is characterized in that, is made by the raw material of following weight parts:
Chloroprene rubber 100PHR
Strong powder of magnesium or lime carbonate 30-200PHR
Carbon black 20-45PHR
Vulcanization accelerator 0.5-1.5PHR
Whipping agent 3-15PHR
Urea fat 0-5PHR
Paraffin 1-3PHR
Anti-aging agent 1-3PHR
Oxidation inhibitor 1-3PHR
Tyox B 1-3PHR
Stearic acid 1-2PHR
The mixture 8-15PHR of one or both in zinc oxide, the magnesium oxide
Ointment 5-15PHR
Vaseline 5-8PHR
Dispersion agent 1-4PHR
Naphthenic oil 10-40PHR.
2, neoprene closed cell foamed material according to claim 1 is characterized in that, is made by the raw material of following weight parts:
Chloroprene rubber 100PHR
Strong powder of magnesium or lime carbonate 30-40PHR
Carbon black 22-28PHR
Vinyl thiocarbamide promotor 0.7-1PHR
Whipping agent 3-4PHR
Urea fat 2-3PHR
Paraffin 2-3PHR
Anti-aging agent 1-1.5PHR
Oxidation inhibitor 1-1.5PHR
Tyox B 1.5-2PHR
Stearic acid 1-2PHR
The mixture 8-15PHR of one or both in zinc oxide, the magnesium oxide
Ointment 7-10PHR
Vaseline 5-6PHR
Dispersion agent 1.5-3PHR
Naphthenic oil 10-15PHR.
3, the preparation method of the described neoprene closed cell foamed material of claim 1 is characterized in that, may further comprise the steps:
(1) plasticates
(2) mixing
(3) heat refining, slice
(4) extrude
Closed pore foaming in (5) first apotypes
Closed pore foaming in (6) second apotypes, steady shape, foam is cooled to room temperature and obtains finished product for the second time then.
4, the preparation method of neoprene closed cell foamed material according to claim 3 is characterized in that, may further comprise the steps:
(1) plasticates
Chloroprene rubber dropped in first mill plasticate, the temperature control of mill roller is at 50-60 ℃, pass through 3-4 time with the 5-6mm roll spacing earlier, make it to be subjected to hot pressing soft, pass through 3-4 time with the 3-4mm roll spacing again, after this with the pony roll of 1.5-2.5mm apart from thin-pass 10-15min, park more than 24 hours with sheet cooling under the 5-6mm roll spacing at last;
(2) mixing
A, the chloroprene rubber after step (1) handled dropped in the Banbury mixer kneading 3-5 minute, then magnesium oxide, oxidation inhibitor, dispersion agent were dropped in the Banbury mixer kneading 3-5 minute;
In B, the 1/2 input Banbury mixer with carbon black, the strong powder of magnesium;
C, Vaseline, ointment, naphthenic oil are dropped in the Banbury mixer;
D, again carbon black, the strong powder of magnesium remaining 1/2 dropped in the Banbury mixer;
E, one or both the mixture, vulcanization accelerator, whipping agent, urea fat, paraffin, stearic acid, Tyox B in zinc oxide and the magnesium oxide dropped in the Banbury mixer, carry out adding pressure type kneading 8-12 minute then;
And then mixingly stop during to 95-105 ℃;
F, binder removal, cooling;
(3) heat refining, slice
After sizing material after mixing dropped into second mill heat refining packing three times, cooling was parked 24 hours;
And then drop into the 3rd mill packing and turn over white silk twice, drop into the 4th mill again with 15-20mm thickness slice;
(4) extrude
And then drop into and to extrude machine filter glue and be extruded into the glue embryo, extruder temperature is controlled to be 70-95 ℃;
Closed pore foaming in (5) first apotypes
With the cut-out of glue embryo, the weighing of extruding, deliver to and carry out the closed pore foaming sulfuration first time in first vulcanizer, sulfide stress 1500-2000T, curing time 25-45 minute, 134 ± 5 ℃ of curing temperatures obtained foam for the first time, the processing of cooling light face;
Closed pore foaming in (6) second apotypes, steady shape
Foam is delivered to and is carried out the foaming sulfuration second time in second vulcanizer for the first time, sulfide stress 300-500T, and curing time 25-45 minute, 160 ± 5 ℃ of curing temperatures, foam is cooled to room temperature and obtains finished product for the second time then.
5, the preparation method of neoprene closed cell foamed material according to claim 4 is characterized in that, the rotating speed of forcing machine is 550 rev/mins in the described step (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910168830A CN101633753B (en) | 2009-08-21 | 2009-08-21 | Neoprene closed cell foamed material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910168830A CN101633753B (en) | 2009-08-21 | 2009-08-21 | Neoprene closed cell foamed material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101633753A true CN101633753A (en) | 2010-01-27 |
| CN101633753B CN101633753B (en) | 2012-08-29 |
Family
ID=41593099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910168830A Expired - Fee Related CN101633753B (en) | 2009-08-21 | 2009-08-21 | Neoprene closed cell foamed material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101633753B (en) |
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061019A (en) * | 2010-12-20 | 2011-05-18 | 尚盟运动用品(惠阳)有限公司 | Chloroprene rubber foam material and preparation method thereof |
| CN102070801A (en) * | 2010-07-16 | 2011-05-25 | 华东理工大学 | Rubber sponge for high performance diving suit and production method thereof |
| CN102093610A (en) * | 2010-12-23 | 2011-06-15 | 南阳天一密封股份有限公司 | Shock absorbing sealing element of explosion-proof motor |
| CN102206384A (en) * | 2011-05-10 | 2011-10-05 | 易宝(福建)高分子材料有限公司 | Halogen-free environment-friendly ethylene propylene diene monomer (EPDM) rubber closed hole foam material and preparation method thereof |
| CN102219946A (en) * | 2011-05-10 | 2011-10-19 | 易宝(福建)高分子材料有限公司 | Low-halogen environment-friendly chloroprene rubber (CR) closed-cell foam material and preparation method thereof |
| CN102304241A (en) * | 2011-06-28 | 2012-01-04 | 上海长宁橡胶制品厂 | Preparation method for microwave continuous vulcanization chlorobutyl sponge rubber strip |
| CN102372864A (en) * | 2011-06-28 | 2012-03-14 | 江苏远洋东泽电缆股份有限公司 | Signal flexible cable sheath material for underwater dredging bucket of dredger and production method thereof |
| CN102504376A (en) * | 2011-11-07 | 2012-06-20 | 天津市橡胶工业研究所 | Sub-high temperature vulcanized solid sound-transmitting rubber and preparation method thereof |
| CN102516615A (en) * | 2011-11-07 | 2012-06-27 | 易宝(福建)高分子材料有限公司 | Environmentally-friendly styrene butadiene rubber closed cell secondary foamed material and preparation method thereof |
| CN102626962A (en) * | 2012-04-24 | 2012-08-08 | 金宇轮胎集团 | Rubber continuous mixing system device |
| CN102993516A (en) * | 2012-11-01 | 2013-03-27 | 安徽荣达阀门有限公司 | Highly oil-resistant chloroprene rubber sealing gasket and preparation method thereof |
| CN103937198A (en) * | 2014-04-25 | 2014-07-23 | 易宝（福建）高分子材料股份公司 | Environment-friendly artificial leather and preparation method thereof |
| CN104277267A (en) * | 2014-04-10 | 2015-01-14 | 无锡世强休闲用品有限公司 | Chloroprene rubber closed-cell foaming material and preparation method thereof |
| CN104890164A (en) * | 2015-05-12 | 2015-09-09 | 无锡世强休闲用品有限公司 | Production line of chloroprene rubber closed-cell foaming material |
| CN105037850A (en) * | 2015-07-23 | 2015-11-11 | 易宝（福建）高分子材料股份公司 | Butadiene styrene rubber, natural rubber and high-styrene resin combined obturator secondary foaming material and preparing method thereof |
| CN105037851A (en) * | 2015-07-23 | 2015-11-11 | 易宝（福建）高分子材料股份公司 | Butadiene styrene rubber, natural rubber and acrylonitrile-butadiene rubber combined obturator secondary foaming material and preparing method thereof |
| CN105175831A (en) * | 2015-07-23 | 2015-12-23 | 易宝（福建）高分子材料股份公司 | Closed-cell two-step foamed material prepared from styrene butadiene rubber, natural rubber, butadiene rubber and high styrene resin, and preparation method of closed-cell two-step foamed material |
| CN105175830A (en) * | 2015-07-23 | 2015-12-23 | 易宝（福建）高分子材料股份公司 | Closed-cell two-step foamed material prepared from styrene butadiene rubber, natural rubber and EVA, and preparation method of closed-cell two-step foamed material |
| CN105273266A (en) * | 2015-11-24 | 2016-01-27 | 苏州市相城区明达复合材料厂 | Foaming vibration-absorptive material |
| CN105585784A (en) * | 2015-07-23 | 2016-05-18 | 易宝（福建）高分子材料股份公司 | Environment-friendly inflaming retarding butyl rubber and ethylene propylene diene monomer rubber multielement blended blind-hole secondary foaming material and preparation method thereof |
| CN107200889A (en) * | 2016-03-16 | 2017-09-26 | 青岛科技大学 | A kind of neoprene microcellular foam material and preparation method thereof |
| CN107674273A (en) * | 2017-10-30 | 2018-02-09 | 阜南县民安人防工程设备有限公司 | A kind of preparation method of hollow door fire proofing material |
| CN109370072A (en) * | 2018-10-19 | 2019-02-22 | 山东省药用玻璃股份有限公司 | Pre-encapsulated injector chlorinated scoline piston and its preparation process |
| CN109929162A (en) * | 2019-02-25 | 2019-06-25 | 安徽宏凤空调滤网有限公司 | Potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof |
| CN110041633A (en) * | 2019-05-09 | 2019-07-23 | 广州市欧橡隔热材料有限公司 | Natural rubber and preparation method thereof |
| CN112778594A (en) * | 2020-12-26 | 2021-05-11 | 广东丰能环保科技股份有限公司 | Oil-resistant heat-insulating oil pipe rubber sleeve and preparation method thereof |
| CN114381055A (en) * | 2021-12-31 | 2022-04-22 | 易宝（福建）高分子材料股份公司 | Chloroprene rubber reclaimed material closed-cell secondary foam material and preparation method thereof |
| CN115368652A (en) * | 2022-10-24 | 2022-11-22 | 北京中科海势科技有限公司 | Light and thin warm-keeping temperature-regulating modified polymer aerogel composite material and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1265412A (en) * | 2000-03-24 | 2000-09-06 | 卞和忠 | Wind and water preventing fire-retarding sealing bar for air conditioned train |
| FR2823758B1 (en) * | 2001-04-24 | 2003-07-11 | Chimistra Sa | COAGULATION AGENT AND SOLUTION FOR THE MANUFACTURE OF BI OR MULTI-COMPONENT ADHESIVES, GLUING METHOD AND CORRESPONDING DEVICE |
| CN101347276B (en) * | 2008-09-01 | 2010-04-14 | 中国人民解放军总后勤部军需装备研究所 | Duprene rubber double-density injection shoemaking method and functional shoes |
| CN101392076B (en) * | 2008-10-10 | 2010-08-18 | 常州天晟新材料股份有限公司 | Duprene rubber foamed sheet and preparation method thereof |
-
2009
- 2009-08-21 CN CN200910168830A patent/CN101633753B/en not_active Expired - Fee Related
Cited By (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070801B (en) * | 2010-07-16 | 2012-11-21 | 华东理工大学 | Rubber sponge for high performance diving suit and production method thereof |
| CN102070801A (en) * | 2010-07-16 | 2011-05-25 | 华东理工大学 | Rubber sponge for high performance diving suit and production method thereof |
| CN102061019A (en) * | 2010-12-20 | 2011-05-18 | 尚盟运动用品(惠阳)有限公司 | Chloroprene rubber foam material and preparation method thereof |
| CN102093610A (en) * | 2010-12-23 | 2011-06-15 | 南阳天一密封股份有限公司 | Shock absorbing sealing element of explosion-proof motor |
| CN102206384A (en) * | 2011-05-10 | 2011-10-05 | 易宝(福建)高分子材料有限公司 | Halogen-free environment-friendly ethylene propylene diene monomer (EPDM) rubber closed hole foam material and preparation method thereof |
| CN102219946A (en) * | 2011-05-10 | 2011-10-19 | 易宝(福建)高分子材料有限公司 | Low-halogen environment-friendly chloroprene rubber (CR) closed-cell foam material and preparation method thereof |
| CN102206384B (en) * | 2011-05-10 | 2014-04-09 | 易宝（福建）高分子材料股份公司 | Halogen-free environment-friendly ethylene propylene diene monomer (EPDM) rubber closed hole foam material and preparation method thereof |
| CN102219946B (en) * | 2011-05-10 | 2014-02-05 | 易宝（福建）高分子材料股份公司 | Low-halogen environment-friendly chloroprene rubber (CR) closed-cell foam material and preparation method thereof |
| CN102304241A (en) * | 2011-06-28 | 2012-01-04 | 上海长宁橡胶制品厂 | Preparation method for microwave continuous vulcanization chlorobutyl sponge rubber strip |
| CN102372864A (en) * | 2011-06-28 | 2012-03-14 | 江苏远洋东泽电缆股份有限公司 | Signal flexible cable sheath material for underwater dredging bucket of dredger and production method thereof |
| CN102516615A (en) * | 2011-11-07 | 2012-06-27 | 易宝(福建)高分子材料有限公司 | Environmentally-friendly styrene butadiene rubber closed cell secondary foamed material and preparation method thereof |
| CN102504376A (en) * | 2011-11-07 | 2012-06-20 | 天津市橡胶工业研究所 | Sub-high temperature vulcanized solid sound-transmitting rubber and preparation method thereof |
| CN102504376B (en) * | 2011-11-07 | 2014-02-19 | 天津市橡胶工业研究所 | Sub-high temperature vulcanized solid sound-transmitting rubber and preparation method thereof |
| CN102626962A (en) * | 2012-04-24 | 2012-08-08 | 金宇轮胎集团 | Rubber continuous mixing system device |
| CN102626962B (en) * | 2012-04-24 | 2014-07-30 | 山东金宇实业股份有限公司 | Rubber continuous mixing system device |
| CN102993516A (en) * | 2012-11-01 | 2013-03-27 | 安徽荣达阀门有限公司 | Highly oil-resistant chloroprene rubber sealing gasket and preparation method thereof |
| CN102993516B (en) * | 2012-11-01 | 2014-10-08 | 安徽荣达阀门有限公司 | Highly oil-resistant chloroprene rubber sealing gasket and preparation method thereof |
| CN104277267A (en) * | 2014-04-10 | 2015-01-14 | 无锡世强休闲用品有限公司 | Chloroprene rubber closed-cell foaming material and preparation method thereof |
| CN103937198A (en) * | 2014-04-25 | 2014-07-23 | 易宝（福建）高分子材料股份公司 | Environment-friendly artificial leather and preparation method thereof |
| CN104890164A (en) * | 2015-05-12 | 2015-09-09 | 无锡世强休闲用品有限公司 | Production line of chloroprene rubber closed-cell foaming material |
| CN105037850A (en) * | 2015-07-23 | 2015-11-11 | 易宝（福建）高分子材料股份公司 | Butadiene styrene rubber, natural rubber and high-styrene resin combined obturator secondary foaming material and preparing method thereof |
| CN105037851B (en) * | 2015-07-23 | 2018-02-06 | 易宝（福建）高分子材料股份公司 | A kind of butadiene-styrene rubber and natural rubber and nitrile rubber and with closed pore second time of foaming material and preparation method thereof |
| CN105175831A (en) * | 2015-07-23 | 2015-12-23 | 易宝（福建）高分子材料股份公司 | Closed-cell two-step foamed material prepared from styrene butadiene rubber, natural rubber, butadiene rubber and high styrene resin, and preparation method of closed-cell two-step foamed material |
| CN105175830A (en) * | 2015-07-23 | 2015-12-23 | 易宝（福建）高分子材料股份公司 | Closed-cell two-step foamed material prepared from styrene butadiene rubber, natural rubber and EVA, and preparation method of closed-cell two-step foamed material |
| CN105037850B (en) * | 2015-07-23 | 2018-06-05 | 易宝（福建）高分子材料股份公司 | A kind of butadiene-styrene rubber and natural rubber and high styrene resin and with closed pore second time of foaming material and preparation method thereof |
| CN105585784A (en) * | 2015-07-23 | 2016-05-18 | 易宝（福建）高分子材料股份公司 | Environment-friendly inflaming retarding butyl rubber and ethylene propylene diene monomer rubber multielement blended blind-hole secondary foaming material and preparation method thereof |
| CN105037851A (en) * | 2015-07-23 | 2015-11-11 | 易宝（福建）高分子材料股份公司 | Butadiene styrene rubber, natural rubber and acrylonitrile-butadiene rubber combined obturator secondary foaming material and preparing method thereof |
| CN105175831B (en) * | 2015-07-23 | 2018-02-06 | 易宝（福建）高分子材料股份公司 | A kind of butadiene-styrene rubber, natural rubber, butadiene rubber and high styrene resin and with closed pore second time of foaming material and preparation method thereof |
| CN105175830B (en) * | 2015-07-23 | 2018-02-06 | 易宝（福建）高分子材料股份公司 | A kind of butadiene-styrene rubber and natural rubber and EVA and with closed pore second time of foaming material and preparation method thereof |
| CN105273266A (en) * | 2015-11-24 | 2016-01-27 | 苏州市相城区明达复合材料厂 | Foaming vibration-absorptive material |
| CN107200889A (en) * | 2016-03-16 | 2017-09-26 | 青岛科技大学 | A kind of neoprene microcellular foam material and preparation method thereof |
| CN107674273A (en) * | 2017-10-30 | 2018-02-09 | 阜南县民安人防工程设备有限公司 | A kind of preparation method of hollow door fire proofing material |
| CN109370072A (en) * | 2018-10-19 | 2019-02-22 | 山东省药用玻璃股份有限公司 | Pre-encapsulated injector chlorinated scoline piston and its preparation process |
| CN109370072B (en) * | 2018-10-19 | 2021-08-06 | 山东省药用玻璃股份有限公司 | Chlorinated butyl rubber piston for pre-filling and sealing injector and preparation process thereof |
| CN109929162A (en) * | 2019-02-25 | 2019-06-25 | 安徽宏凤空调滤网有限公司 | Potent corrosion-resistant rubber and plastic composite insulation material of one kind and preparation method thereof |
| CN110041633A (en) * | 2019-05-09 | 2019-07-23 | 广州市欧橡隔热材料有限公司 | Natural rubber and preparation method thereof |
| CN112778594A (en) * | 2020-12-26 | 2021-05-11 | 广东丰能环保科技股份有限公司 | Oil-resistant heat-insulating oil pipe rubber sleeve and preparation method thereof |
| CN114381055A (en) * | 2021-12-31 | 2022-04-22 | 易宝（福建）高分子材料股份公司 | Chloroprene rubber reclaimed material closed-cell secondary foam material and preparation method thereof |
| CN115368652A (en) * | 2022-10-24 | 2022-11-22 | 北京中科海势科技有限公司 | Light and thin warm-keeping temperature-regulating modified polymer aerogel composite material and preparation method thereof |
| CN115368652B (en) * | 2022-10-24 | 2023-01-24 | 北京中科海势科技有限公司 | Light and thin warm-keeping temperature-regulating modified polymer aerogel composite material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101633753B (en) | 2012-08-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101633753B (en) | Neoprene closed cell foamed material and preparation method thereof | |
| CN101392076B (en) | Duprene rubber foamed sheet and preparation method thereof | |
| CN101255242B (en) | Butadiene styrene rubber foaming plate and preparation thereof | |
| CN105330995B (en) | A kind of environmental protection flame retardant bipeltate and preparation method thereof | |
| CN102443226A (en) | Halogen-free flame-retardant PVC (polyvinyl chloride) elastic material and production method thereof | |
| CN106939093A (en) | A kind of fire-retardant lamination conveyer belt and preparation method thereof | |
| CN104672624B (en) | Rubber composition, V belt wrapper glue with adoption of rubber composition and preparation method of V belt wrapper glue | |
| CN103289412A (en) | Silicone rubber closed-cell foamed material and preparation method thereof | |
| CN105367922A (en) | Environment-friendly and energy-saving natural cross-linked rubber material and production method thereof | |
| CN102516671A (en) | Secondary pore closing foaming material used by combining ethylene-propylene-diene monomer rubber and styrene butadiene rubber, and preparation method thereof | |
| CN109422969B (en) | High-gas-barrier thermoplastic vulcanized rubber based on EVOH and preparation method thereof | |
| CN107383641B (en) | Cryogenic rubber-plastic heat-insulating product and preparation method thereof | |
| CN103804882A (en) | High-performance chlorohydrin rubber and preparation method thereof | |
| CN104530550B (en) | A kind of thermoplastic elastomer (TPE) and preparation method thereof and the moulding process for conveyer belt | |
| CN102532729A (en) | Environment-friendly closed-pore secondary foamed material combining ethylene-propylene diene monomer (EPDM) with natural rubber (NR) and preparation method thereof | |
| CN112552562A (en) | Ultralow temperature resistant rubber foam material and preparation method thereof | |
| CN108117680A (en) | Rubber composition and preparation method thereof | |
| CN102585384A (en) | Environment-friendly EPDM (Ethylene Propylene Diene Monomer) and NBR (Nitrile Butadiene Rubber) combined closed-pore secondary foam material and preparation method thereof | |
| CN105585784A (en) | Environment-friendly inflaming retarding butyl rubber and ethylene propylene diene monomer rubber multielement blended blind-hole secondary foaming material and preparation method thereof | |
| CN104194163A (en) | EPDM-ENB rubber compound, preparation method and device thereof | |
| CN101864100A (en) | Bipeltate for diving suit and manufacturing process thereof | |
| CN103642080B (en) | Natural rubber sponge with high compressive load retention rate and preparation method thereof | |
| CN107759910A (en) | A kind of oil resistant elastomer blend expanded material and preparation method thereof | |
| CN112126139A (en) | Mineral cable sheath formula and processing technology thereof | |
| CN105199154B (en) | A kind of preparation method of antimony oxide fire retardant glue |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 362200 Fujian city of Jinjiang province Yong Jun West Coast Industrial Park Road No. two Applicant after: Yibao (Fujian) Polymer Material Co.,Ltd. Address before: 362200 Fujian city of Jinjiang province Yong Jun West Coast Industrial Park Road No. two Applicant before: Fujian Yibao Plastic Products Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: FUJIAN YIBAO PLASTIC PRODUCTS CO., LTD. TO: YIBAO (FUJIAN) POLYMER MATERIALS CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 362200 Fujian Province, Jinjiang City West Coast Industrial District Yongjun Road No. two Patentee after: Yibao (Fujian) Polymer Material Co., Ltd. Address before: 362200 Fujian city of Jinjiang province Yong Jun West Coast Industrial Park Road No. two Patentee before: Yibao (Fujian) Polymer Material Co.,Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 362200 No. 5, Jingshan Hill Road, village brand industrial town, Jinjiang, Fujian Patentee after: Yibao (Fujian) Polymer Material Co., Ltd. Address before: 362200 Fujian Province, Jinjiang City West Coast Industrial District Yongjun Road No. two Patentee before: Yibao (Fujian) Polymer Material Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20180821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |