New Catalysts Turn Plants into Plastics

According to a new issue of the US "Science" magazine, researchers recently used nanotechnology to design a new type of iron catalyst that can turn plants into ordinary plastics.

One of the main components of this new type of catalyst, designed by researchers at The Dow Chemical Company and the University of Utrecht, The Netherlands, is nanosized particles that are separated from each other on carbon nanofibers. In the laboratory, the catalyst can efficiently convert hydrogen and carbon dioxide synthesis gas made from plants into ethylene and propylene, the main components of common plastics, and the conversion process will not produce large quantities of useless by-products such as methane.

Previously, bioplastics were mainly made on the basis of crops such as corn under the action of microorganisms. They are renewable and environmentally friendly, but their use is limited. They cannot replace plastics made from petroleum or crude oil by-products.

The plastics made with the new catalysts are the same as the plastics made with petrochemicals, so they have a wider range of uses, but they are also not biodegradable, although the raw materials also come from renewable resources.

Researchers said that "Science" magazine publishes only preliminary research, and related technologies still need large-scale testing and related project testing before they can be put into the market on a large scale. Researchers also plan to replace ordinary food crops with fast-growing trees or grass as raw materials to produce ordinary plastics.

Commercial grade Stainless Steel Woven Wire Mesh and gauze is available in Grade 304 and Grade 316 (Grade 316 is commonly known as marine grade stainless steel).Our Mild Steel Grating is Refined selection, health and environmental protection, toughness, anti-oil, corrosion-resistant, well-designed. See table below for specifications regularly used in industry.


Commercial Grade Mesh
Regularly Used in Industry  

Mesh/Inch

Wire Diameter

Aperture

Open Area

Inch

MM

Inch

MM

1X1

.080

2.03

.920

23.37

84.6

2X2

.063

1.60

.437

11.10

76.4

3X3

.054

1.37

.279

7.09

70.1

4X4

.063

1.60

.187

4.75

56.0

4X4

.047

1.19

.203

5.16

65.9

5X5

.041

1.04

.159

4.04

63.2

6X6

.035

.89

.132

3.35

62.7

8X8

.028

.71

.097

2.46

60.2

10X10

.020

.64

.075

1.91

56.3

10X10

.025

.51

.080

2.03

64.0

12X12

.023

.584

.060

1.52

51.8

12X12

.020

.508

.063

1.60

57.2

14X14

.023

.584

.048

1.22

45.2

14X14

.020

.508

.051

1.30

51.0

16X16

.018

.457

.0445

1.13

50.7

18X18

.017

.432

.0386

.98

48.3

20X20

.020

.508

.0300

.76

36.0

20X20

.016

.406

.0340

.86

46.2

24X24

.014

.356

.0277

.70

44.2

30X30

.013

.330

.0203

.52

37.1

30X30

.012

.305

.0213

.54

40.8

30X30

.009

.229

.0243

.62

53.1

35X35

.011

.279

.0176

.45

37.9

40X40

.010

.254

.0150

.38

36.0

50X50

.009

.229

.0110

.28

30.3

50X50

.008

.203

.0120

.31

36.0

60X60

.0075

.191

.0092

.23

30.5

60X60

.007

.178

.0097

.25

33.9

70X70

.0065

.165

.0078

.20

29.8

80X80

.0065

.165

.0060

.15

23.0

80X80

.0055

.140

.0070

.18

31.4

90X90

.005

.127

.0061

.16

30.1

100X100

.0045

.114

.0055

.14

30.3

100X100

.004

.102

.0060

.15

36.0

100X100

.0035

.089

.0065

.17

42.3

110X110

.0040

.1016

.0051

.1295

30.7

120X120

.0037

.0940

.0064

.1168

30.7

150X150

.0026

.0660

.0041

.1041

37.4

160X160

.0025

.0635

.0038

.0965

36.4

180X180

.0023

.0584

.0033

.0838

34.7

200X200

.0021

.0533

.0029

.0737

33.6

250X250

.0016

.0406

.0024

.0610

36.0

270X270

.0016

.0406

.0021

.0533

32.2

300X300

.0051

.0381

.0018

.0457

29.7

325X325

.0014

.0356

.0017

.0432

30.0

400X400

.0010

.0254

.0015

.370

36.0

500X500

.0010

.0254

.0010

.0254

25.0

635X635

.0008

.0203

.0008

.0203

25.0


  Applications 

 - Architectural mesh 

 - Filtration 

 - Fly screen 

 - Food Processing / Drying 

 - Screening / Sieving  

 - Bushfire protection  


Stainless Steel Woven Wire Mesh

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Anping County Guorun Hardware Mesh Products Co., Ltd. ,