HD-3150 / HD-2040H
Characteristics: Medium to low density, medium to low hardness and good adhesive property.
Application: For cloth shoes, cotton-padded shoes and direct injection shoes.
Typical properties of PU resin
Name of products |
@40ºC
Appearance |
Density
(g/cm3 @40oC) |
Viscosity
(mPa·s @40oC) |
Package Size
(kg/drum) |
| HD-3150(POL, A) |
Cream liquid |
1.13~1.18 |
1800~2400 |
18 / 220 |
| HD-2040H(ISO, B) |
Liquid |
1.18~1.20 |
200~300 |
20 / 235 |
Processing
Please preheat materials at 60~70ºCfor 6~10 hours before processing. Then mix fully the whole drum of POL and other additives according to the following table. Finally, respectively transfer POL and ISO to their corresponding tanks.
| HD-3150 (POL, A) |
Hardener/g |
water/g |
catalyst/g |
other |
| 18 kg(one drum) |
0 |
70~80 |
250 |
It depends |
| 220 kg (one drum) |
0 |
850~1000 |
3000 |
It depends |
Reactivity and product performance
Test Items |
Reactivity parameters |
Test Items |
Product performance |
Ratio of (A+C) and B material |
100/68~70 |
Moulding density(g/cm3) |
0.42~0.45 |
Material temperature (oC) |
40~45/38~42 |
Hardness(23ºC) |
48~52C
30~35A |
Cream time (s) |
3~5 |
Tensile strength(MPa) |
≥3 |
End of rise time (s) |
15~25 |
Elongation(%) |
≥300 |
Free rise density (g/cm3) |
0.23~0.28 |
Tear strength(kN/m) |
≥13 |
Metal mold temperature (oC) |
45~55 |
Flexing resistance(23ºC) |
8
80,000 times no crack |
Demould time(min) |
2~2.5 |
DIN
DIN abrasion resistance(mm3) |
≤550 |
The ratio based on the best value varies with the type and quantity of added paint additives.
The free rise foam density varies with the seasonal variation (temperature, humidity)
Data listed above are just for reference. The detailed data are subjected to practical operation. Please contact us if other physical properties are essential.
Services :
Before Sale Services
Contact us to select which type pu chemical suit you.
After Sale Services
we send technician to your factory to set well your production if you want.
Contact Us
About Huide
Shanghai Huide Science & Technology Co., Ltd, listed as the second batch of national "Little Giant" enterprises, was established in June 2007 and located in Shanghai Carbon Valley Green Bay Industrial Park (formerly the Jinshan Second Industrial Zone of Shanghai), which was put into production in the second half of 2009. It is a technology-based group company that integrates design, research and development, production, sales and service, and specializes in manufacturing series of new materials such as polyurethane resin ( PU) for synthetic leather, polyurethane elastomer stock solution, polyester polyol and thermoplastic polyurethane elastomer (TPU). The company has two production bases in Shanghai and Fujian, and its products application covers the daily life fields of shoes, clothing, bags, furniture and transportation industry such as automobiles and railways, the business scope covers production, sales, domestic trade, foreign trade and logistics transportation etc. Approved by the China Securities Regulatory Commission, the company's shares were listed on the Shanghai Stock Exchange on August 28, 2018 with the stock code of 603192 and named as Huide Technology.
7 Wholly Owned Subsidiaries:
Shanghai Huide International Trade Co., Ltd.
Shanghai Hoard Polyurethane Co., Ltd
Fujian Huide New Material Co., Ltd.
Changzhou Pufeite Chemical Co., Ltd.
Changzhou Yunqi Transportation Co., Ltd.
Shanghai Huide Resin Sales Co., Ltd.
Zhejiang Huide New Material Co., Ltd.
Core Products
PU Resin for Synthetic Leather
Including: more than 500 varieties of 17 series of products, incl. solvent-free, superfiber, water-based, dry-process, and wet-process, which are mainly used in the production of polyurethane synthetic leather.
Adhesives and potting products
At present, the company has formed a multi-product system based on PU and silicone material systems, PU single- and double-component moisture-curing adhesives, water-based PU adhesives, PUR, PU potting adhesives, silicone heat-conducting adhesives, and silicone potting adhesives, with wide application to automobiles, new energy, 3C, consumer goods, construction, transportation, etc.
Polyurethane composite material and stock solution
Comprising polyol blends and modified isocyanates, generally supplied in two-component form. The products are widely used in shoe soles, tires, building materials, etc. The forming process is simple and the product performance is excellent.
Supporting parts for new energy vehicles
At present, the company has formed two material systems of PU and silicone, and two functional products such as foamed plastic sheets and parts, which meet the uses of power batteries in various scenarios such as buffering, shock resistance, and thermal management, which are widely used in automobiles, New energy, 3C fields.
TPU
Has excellent physical properties: low temperature toughness, mold resistance, etc., suitable for pipes, tubes, mobile phone cases, cables, etc.
Polyester Polyol
Including conventional polyester polyols, polycarbonate polyols, bio-based polyols, high molecular weight co-polyesters, environmentally friendly plasticizers, etc. Widely used in polyurethane resins for leather, ink coatings, water-based PUD emulsions, oily/solvent-free flexible packaging adhesives, PUR hot-melt adhesives, TPU/CPU elastomers and other fields.
Waterborne polyurethane resin
Including water-based polyurethane for synthetic leather and adhesives. Water-based polyurethane for synthetic leather includes surface layer, foam layer, adhesive layer, impregnated resin, and bio-based resin, which are mainly used in clothing, furniture, luggage, shoe materials and automobiles etc. Water-based polyurethane for adhesives is mainly used in automobiles, shoe materials and furniture etc.
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