CN105384995B - It is a kind of and with modified neoprene - Google Patents
It is a kind of and with modified neoprene Download PDFInfo
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- CN105384995B CN105384995B CN201510630352.XA CN201510630352A CN105384995B CN 105384995 B CN105384995 B CN 105384995B CN 201510630352 A CN201510630352 A CN 201510630352A CN 105384995 B CN105384995 B CN 105384995B
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Abstract
It is a kind of and use modified neoprene, by chloroprene rubber mixing glue and natural rubber elastomeric compound by weight 0.9 1.1：0.9 1.1 are mixed；The chloroprene rubber mixing glue is made up of following components by following proportioning：Neoprene：100 parts by weight, fast extrude in carbon black：40 50 parts by weight, white carbon：10 15 parts by weight, machine oil：15 20 parts by weight, zinc oxide：35 parts by weight, accelerant N A 22/TT：0.2 0.4 parts by weight, age resistor ODA 40：12 parts by weight, magnesia：68 parts by weight, sulphur：12 parts by weight, paraffin：23 parts by weight；The natural rubber elastomeric compound is made up of following components by following proportioning：Natural rubber：100 parts by weight, high wear-resistant carbon black 330：30 40 parts by weight, fast extrude in carbon black N550：10 15 parts by weight, machine oil：15 20 parts by weight, zinc oxide：35 parts by weight, diphenylguanidine PG 80：0.2 0.4 parts by weight, age resistor ODA 40：12 parts by weight, sulphur：1.5 2 parts by weight.The present invention improves the processing characteristics of neoprene, extends storage period, reduce production cost on the premise of technical requirement is met.
Description
Technical field
It is specifically a kind of and with follow-on neoprene the invention belongs to rubber processing techniques field.
Background technology
Neoprene, it is a kind of high molecular polymer being polymerized by chlorobutadiene, belongs to polar rubber.Cold resistance is poor；
Bin stability is poor, and plasticity declines after long-term storage, hardness increases, time of scorch shortens, curingprocess rate is accelerated；It is easy during mixing
Roll banding；Poor mobile performance, caking property are inferior during vulcanization, and easy bin cure, incipient scorch, sizing material is scrapped when serious, pollute mould；Raw material into
This height.
The content of the invention
There is provided a kind of and use modified neoprene it is an object of the invention to overcome the above-mentioned deficiency of prior art, it is logical
Cross chloroprene rubber mixing glue to be used in combination with natural rubber elastomeric compound, meeting technical requirement and do not influenceing the other property of neoprene
On the premise of energy index (particularly ozone performance), improve the processing characteristics of neoprene, extend storage period, reduction is produced into
This, cold resistance improves 20-30%.
Technical program of the present invention lies in：By chloroprene rubber mixing glue and natural rubber elastomeric compound by weight 0.9-1.1：
0.9-1.1 is mixed；The chloroprene rubber mixing glue is made up of following components by following proportioning：Neoprene：100 weight
Part, fast extrude in carbon black：40-50 parts by weight, white carbon：10-15 parts by weight, machine oil：15-20 parts by weight, zinc oxide：3-5 weight
Part, accelerant N A-22/TT：0.2-0.4 parts by weight, age resistor ODA-40：1-2 parts by weight, magnesia：6-8 parts by weight, sulphur：
1-2 parts by weight, paraffin：2-3 parts by weight；The natural rubber elastomeric compound is made up of following components by following proportioning：Natural rubber：
100 parts by weight, high wear-resistant carbon black 330：30-40 parts by weight, fast extrude in carbon black N550：10-15 parts by weight, machine oil：15-20 weight
Part, zinc oxide：3-5 parts by weight, diphenylguanidine PG-80：0.2-0.4 parts by weight, age resistor ODA-40：1-2 parts by weight, sulphur：
1.5-2 parts by weight.
As preferable, the chloroprene rubber mixing glue is made up of following components by following proportioning：Neoprene：100 weights
Measure part, fast extrude in carbon black：40-48 parts by weight, white carbon：10-14 parts by weight, machine oil：15-19 parts by weight, zinc oxide：3-4.5
Parts by weight, accelerant N A-22/TT：0.2-0.35 parts by weight, age resistor ODA-40：1-1.9 parts by weight, magnesia：6-7.5 weight
Measure part, sulphur：1-1.9 parts by weight, paraffin：2-2.8 parts by weight.
It is further preferred that the chloroprene rubber mixing glue is made up of following components by following proportioning：Neoprene：100
Parts by weight, fast extrude in carbon black：40-45 parts by weight, white carbon：10-13 parts by weight, machine oil：15-18 parts by weight, zinc oxide：3-4
Parts by weight, accelerant N A-22/TT：0.2-0.3 parts by weight, age resistor ODA-40：1-1.8 parts by weight, magnesia：6-7 weight
Part, sulphur：1-1.8 parts by weight, paraffin：2-2.5 parts by weight.
As preferable, the natural rubber elastomeric compound is made up of following components by following proportioning：Natural rubber：100 weights
Measure part, high wear-resistant carbon black 330：30-38 parts by weight, fast extrude in carbon black N550：10-14 parts by weight, machine oil：15-19 parts by weight, oxygen
Change zinc：3-4.8 parts by weight, diphenylguanidine PG-80：0.2-0.35 parts by weight, age resistor ODA-40：1-1.9 parts by weight, sulphur：
1.5-1.9 parts by weight.
It is further preferred that the natural rubber elastomeric compound is made up of following components by following proportioning：Natural rubber：100
Parts by weight, high wear-resistant carbon black 330：30-35 parts by weight, fast extrude in carbon black N550：10-13 parts by weight, machine oil：15-18 weight
Part, zinc oxide：3-4.5 parts by weight, diphenylguanidine PG-80：0.2-0.3 parts by weight, age resistor ODA-40：1-1.5 parts by weight, sulphur
Sulphur：1.5-1.8 parts by weight.
As preferable, the chloroprene rubber mixing glue and natural rubber elastomeric compound and be 1 with weight ratio:0.9-1.1.
It is further preferred that the chloroprene rubber mixing glue and natural rubber elastomeric compound and be 1 with weight ratio:1.
Mixing in the present invention is simultaneously same as the prior art with process conditions.
The beneficial effects of the present invention are：It is used in combination by chloroprene rubber mixing glue and natural rubber elastomeric compound, is meeting to care for
Objective drawing and technical requirement and on the premise of not influenceing neoprene other performance index (particularly ozone performance), are improved
The processing characteristics of neoprene, work efficiency 5-10%, elastomeric compound extended pot life 30-50% being improved, production cost reduces 20-30%,
Cold resistance improves 20-30%.It is the vulcanizing agent of neoprene, age resistor, different used in reinforcing agent and natural rubber, therefore will
Elastomeric compound is used in combination；By chloroprene rubber mixing glue and natural rubber elastomeric compound 1：1 and use after, the physical property of sizing material increases,
Tensile strength improves 10%-20%, and elongation improves 20-30%, ozone performance (50 ± 5pphm of ozone concentration, temperature:40 DEG C, stretch
Long rate 20%) 40h no crackings can be reached.
Embodiment
Embodiment 1
Natural rubber elastomeric compound is by following components by following proportioning：Natural rubber：1000g, high wear-resistant carbon black 330：300g、
Fast extrude in carbon black N550：100g, machine oil：150g, zinc oxide：30g, diphenylguanidine PG-80：2g, age resistor ODA-40：10g, sulphur
Sulphur：15g, it is kneaded → is made natural rubber elastomeric compound → slice, stored for future use.Mixing time is：Banburying 20-27 minutes, it is kneaded
Temperature is：50—100℃.
Chloroprene rubber mixing glue is by following components by following proportioning：General neoprene：1000g, fast extrude in carbon black：
400g, white carbon：100g, machine oil：150g, age resistor ODA-40：10g, magnesia：60g, sulphur：10g, paraffin：20g, it is kneaded
→ neoprene rubber master batch → slice, stand-by is made.Mixing time is：Banburying 20-27 minutes, melting temperature are：Normal temperature -60 DEG C.
1-2 days before production, neoprene rubber master batch adds zinc oxide 30g, accelerant N A-22/TT 2g → neoprene is made to mix on a mill
Refining glue, charge temperature:Normal temperature -50 DEG C, time:10-15 minutes.Chloroprene rubber mixing glue is pressed 1:0.9 with weighted day
T PNR elastomeric compound is used in combination.And use method：After the blending of two glue, 5-8 thin logical, slice is made a call to；Melting temperature is：Normal temperature -50 DEG C.
Embodiment 2
Natural rubber elastomeric compound is by following components by following proportioning：Natural rubber：1000g, high wear-resistant carbon black 330：400g、
Fast extrude in carbon black N550：150g, machine oil：150g, zinc oxide：50g, diphenylguanidine PG-80：2g, age resistor ODA-40：20g, sulphur
Sulphur：20g, it is kneaded → is made natural rubber elastomeric compound → slice, stored for future use.
Chloroprene rubber mixing glue is by following components by following proportioning：General neoprene：1000g, fast extrude in carbon black：
500g, white carbon：150g, machine oil：150g, age resistor ODA-40：10g, magnesia：80th, sulphur：10g, paraffin：20g, it is kneaded
→ neoprene rubber master batch → slice, stand-by is made.1-2 days before manufacture, neoprene rubber master batch added zinc oxide 50g, accelerator on a mill
NA-22/TT 2g → chloroprene rubber mixing glue is made.
Chloroprene rubber mixing glue is pressed 1:1 is used in combination with weighted natural rubber elastomeric compound.
Embodiment 3
Natural rubber elastomeric compound is by following components by following proportioning：Natural rubber：1000g, high wear-resistant carbon black 330：300g、
Fast extrude in carbon black N550：100g, machine oil：200g, zinc oxide：50g, diphenylguanidine PG-80：2g, age resistor ODA-40：20g, sulphur
Sulphur：20g, it is kneaded → is made natural rubber elastomeric compound → slice, stored for future use.
Chloroprene rubber mixing glue is by following components by following proportioning：General neoprene：1000g, fast extrude in carbon black：
400g, white carbon：100g, machine oil：200g, age resistor ODA-40：10g, magnesia：60g, sulphur：10g, paraffin：30g, it is kneaded
→ neoprene rubber master batch → slice, stand-by is made.1-2 days before manufacture, neoprene rubber master batch added zinc oxide 50g, accelerator on a mill
NA-22/TT 4g → chloroprene rubber mixing glue is made.
Chloroprene rubber mixing glue is pressed 1:1.1 are used in combination with weighted natural rubber elastomeric compound.
Embodiment 4
Natural rubber elastomeric compound is by following components by following proportioning：Natural rubber：1000g, high wear-resistant carbon black 330：350g、
Fast extrude in carbon black N550：125g, machine oil：175g, zinc oxide：40g, diphenylguanidine PG-80：3g, age resistor ODA-40：15g, sulphur
Sulphur：17g, it is kneaded → is made natural rubber elastomeric compound → slice, stored for future use.
Chloroprene rubber mixing glue is by following components by following proportioning：General neoprene：1000g, fast extrude in carbon black：
450g, white carbon：125g, machine oil：175g, age resistor ODA-40：15g, magnesia：70g, sulphur：15g, paraffin：25g, it is kneaded
→ neoprene rubber master batch → slice, stand-by is made.1-2 days before manufacture, neoprene rubber master batch added zinc oxide 40g, accelerator on a mill
NA-22/TT 3g → chloroprene rubber mixing glue is made.
Chloroprene rubber mixing glue is pressed 1:1.1 are used in combination with weighted natural rubber elastomeric compound.
Embodiment 5
Natural rubber elastomeric compound is by following components by following proportioning：Natural rubber：1000g, high wear-resistant carbon black 330：340g、
Fast extrude in carbon black N550：115g, machine oil：190g, zinc oxide：32g, diphenylguanidine PG-80：2.5g, age resistor ODA-40：11g、
Sulphur：19g, it is kneaded → is made natural rubber elastomeric compound → slice, stored for future use.
Chloroprene rubber mixing glue is by following components by following proportioning：General neoprene：1000g, fast extrude in carbon black：
480g, white carbon：145g, machine oil：155g, age resistor ODA-40：12g, magnesia：62g, sulphur：18g, paraffin：29g, it is kneaded
→ neoprene rubber master batch → slice, stand-by is made.1-2 days before manufacture, neoprene rubber master batch added zinc oxide 47g, accelerator on a mill
NA-22/TT 2.5g → chloroprene rubber mixing glue is made.
Chloroprene rubber mixing glue is pressed 1:0.9 is used in combination with weighted natural rubber elastomeric compound.
Claims (7)
- It is 1. a kind of and with modified neoprene, it is characterised in that：By chloroprene rubber mixing glue and natural rubber elastomeric compound by weight Amount compares 0.9-1.1：0.9-1.1 is mixed；The chloroprene rubber mixing glue is made up of following components by following proportioning：Neoprene：100 parts by weight, fast extrude in carbon black： 40-50 parts by weight, white carbon：10-15 parts by weight, machine oil：15-20 parts by weight, zinc oxide：3-5 parts by weight, accelerant N A-22/ TT：0.2-0.4 parts by weight, age resistor ODA-40：1-2 parts by weight, magnesia：6-8 parts by weight, sulphur：1-2 parts by weight, paraffin： 2-3 parts by weight；The natural rubber elastomeric compound is made up of following components by following proportioning：Natural rubber：100 parts by weight, high wear-resistant carbon black 330：30-40 parts by weight, fast extrude in carbon black N550：10-15 parts by weight, machine oil：15-20 parts by weight, zinc oxide：3-5 parts by weight, Diphenylguanidine PG-80：0.2-0.4 parts by weight, age resistor ODA-40：1-2 parts by weight, sulphur：1.5-2 parts by weight.
- It is 2. according to claim 1 and with modified neoprene, it is characterised in that：The chloroprene rubber mixing glue by with Lower component is formed by following proportioning：Neoprene：100 parts by weight, fast extrude in carbon black：40-48 parts by weight, white carbon：10-14 weights Measure part, machine oil：15-19 parts by weight, zinc oxide：3-4.5 parts by weight, accelerant N A-22/TT：0.2-0.35 parts by weight, age resistor ODA-40：1-1.9 parts by weight, magnesia：6-7.5 parts by weight, sulphur：1-1.9 parts by weight, paraffin：2-2.8 parts by weight.
- It is 3. according to claim 2 and with modified neoprene, it is characterised in that：The chloroprene rubber mixing glue by with Lower component is formed by following proportioning：Neoprene：100 parts by weight, fast extrude in carbon black：40-45 parts by weight, white carbon：10-13 weights Measure part, machine oil：15-18 parts by weight, zinc oxide：3-4 parts by weight, accelerant N A-22/TT：0.2-0.3 parts by weight, age resistor ODA-40：1-1.8 parts by weight, magnesia：6-7 parts by weight, sulphur：1-1.8 parts by weight, paraffin：2-2.5 parts by weight.
- It is 4. according to claim 1 and with modified neoprene, it is characterised in that：The natural rubber elastomeric compound by with Lower component is formed by following proportioning：Natural rubber：100 parts by weight, high wear-resistant carbon black 330：30-38 parts by weight, fast extrude in carbon black N550：10-14 parts by weight, machine oil：15-19 parts by weight, zinc oxide：3-4.8 parts by weight, diphenylguanidine PG-80：0.2-0.35 weights Measure part, age resistor ODA-40：1-1.9 parts by weight, sulphur：1.5-1.9 parts by weight.
- It is 5. according to claim 4 and with modified neoprene, it is characterised in that：The natural rubber elastomeric compound by with Lower component is formed by following proportioning：Natural rubber：100 parts by weight, high wear-resistant carbon black 330：30-35 parts by weight, fast extrude in carbon black N550：10-13 parts by weight, machine oil：15-18 parts by weight, zinc oxide：3-4.5 parts by weight, diphenylguanidine PG-80：0.2-0.3 weights Measure part, age resistor ODA-40：1-1.5 parts by weight, sulphur：1.5-1.8 parts by weight.
- It is 6. according to claim 1 and with modified neoprene, it is characterised in that：The chloroprene rubber mixing glue and day T PNR elastomeric compound and with weight ratio be 1:0.9-1.1.
- It is 7. according to claim 6 and with modified neoprene, it is characterised in that：The chloroprene rubber mixing glue and day T PNR elastomeric compound and with weight ratio be 1:1.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101104711A (en) * | 2007-08-10 | 2008-01-16 | 王崇高 | Factory formula for aging-resistant rubber strip |
| CN101353453A (en) * | 2007-07-27 | 2009-01-28 | 铁道科学研究院金属及化学研究所 | Chloroprene rubber composition having improved cold tolerance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102367297B (en) * | 2011-09-02 | 2013-01-23 | 芜湖禾田汽车工业有限公司 | High oil-resistance rubber for chloroprene rubber bent pipe and preparation method thereof |
| CN102367304B (en) * | 2011-09-02 | 2014-04-16 | 芜湖禾田汽车工业有限公司 | Oil-resisting rubber for chloroprene rubber hose and preparation method thereof |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353453A (en) * | 2007-07-27 | 2009-01-28 | 铁道科学研究院金属及化学研究所 | Chloroprene rubber composition having improved cold tolerance |
| CN101104711A (en) * | 2007-08-10 | 2008-01-16 | 王崇高 | Factory formula for aging-resistant rubber strip |
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Denomination of invention: A combination of improved neoprene rubber Effective date of registration: 20220808 Granted publication date: 20180216 Pledgee: Nanzhang Bank of China Fullerton Rural Bank Co., Ltd. Pledgor: NANZHANG FUYUANDING AVIATION EQUIPMENT PARTS Co.,Ltd. Registration number: Y2022980012132 |
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