PU Chemical for Sole of Casual Shoes and Direct Injection Shoes

• Customization: Available
• CAS No.: 9009-54-5
• Formula: C3h8n2o
• Model NO.: HD-4160-3 / HD-2050
• EINECS: 210-898-8
• Molecular Principal Chain: Carbon Chain Polymer
• Color: White
• Transport Package: Various Package of Transport
• Specification: 220kg/235kg
• Trademark: huide
• Origin: China
• HS Code: 3909500000
• Production Capacity: 260000ton

Product Description

HD-4160-3 / HD-2050
Characteristics: Medium density, medium to high hardness and good fluidness.
Application: For casual shoes and direct injection shoes.
Typical properties of PU resin

Name of products	@40ºC Appearance	Density (g/cm^3@40^oC)	Viscosity (mPa·s @40^oC)	Package Size (kg/drum)
HD-4160-3(POL, A)	Liquid	1.13~1.18	800~1050	18 / 220
HD-2050(ISO, B)	Liquid	1.18~1.20	250~350	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-4160-3 (POL, A)	Hardener/g	water/g	catalyst/g	other
18 kg(one drum)	0	50~55	260	It depends
220 kg (one drum)	0	600~670	3200	It depends

Reactivity and product performance

Test Items	Reactivity parameters	Test Items	Product performance
Ratio of (A+C) and B material	100/91~94	Moulding density(g/cm^3)	0.33~0.38
Material temperature (^oC)	40~45/38~42	Hardness(23ºC)	70C~85C 55A~70A
Cream time (s)	4~6	Tensile strength(MPa)	≥4
End of rise time (s)	15~25	Elongation(%)	≥350
Free rise density (g/cm^3)	0.20~0.24	Tear strength(kN/m)	≥13
Metal mold temperature (^oC)	45~55	Flexing resistance(23ºC)	4 40,000 times no crack
Demould time(min)	2~2.5	DIN DIN abrasion resistance(mm3)	≤450

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The ratio based on the best value varies with the type and quantity of added paint additives.

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The free rise foam density varies with the seasonal variation (temperature, humidity)

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Data listed above are just for reference. The detailed data are subjected to practical operation. Please contact us if other physical properties are essential.

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.