Unsaturated Polyester Resin

DS-279P-1

DS-Tianhe Resin Series

Tianhe Dianshi brand DS-279P-1 is a modified unsaturated polyester resin with low viscosity and moderate reactivity. It has excellent fiberglass wetting ability and good adhesion to acrylic and ABS composite boards, making it particularly suitable for reinforcing the back of products such as acrylic and composite bathtubs.

Liquid Resin Technical Specifications
Item	Unit	Specification	Testing Standard
Appearance		Transparent Liquid	Visual
Acid Value	mgKOH/g	11-16	GB2895
Viscosity (25℃)	mPa.S	160-210	GB7193
Gel Time	min	8-20	GB7193
Solid Content	%	50-55	GB7193
80℃ Stability	h	≥24	GB7193
Note: This resin is a pre-promoted resin, and the gelation time is in a 25℃ air bath with the addition of 1ml MEKP solution to 50g of resin.

Resin Casting Body Performance Indicators (for reference only)
Item	Unit	Specification	Testing Standard
Barcol Hardness	Barcol	30	GB3854
Tensile Strength	MPa	35	GB2567
Flexural Strength	MPa	55	GB2567
Heat Distortion Temperature	℃	60	GB1634.2
Note: Experimental environment temperature is 23±2℃, relative humidity is 50±5%.

Packaging and Storage

The packaging of Tianhe Dianshi brand DS-279P-1 is a net weight of 210KG metal drum, with a storage period of six months at 20℃. It should be stored away from direct sunlight and fire sources. This product is flammable and should be kept away from open flames.

Note: This data is determined according to national standards (GB). Due to various factors affecting the processing process, it does not exclude the necessity for users to conduct their own experimental research. Legally, it does not guarantee that certain performance of the product is fully applicable to any specific use, and reserves the right to modify the information.

Key words:

279P-3

179P-2

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Shanghai Xintianhe Resin Co., Ltd.

Address: Room 502, Building 23, Science and Technology Oasis, 1999 Yishan Road, Minhang District, Shanghai

National unified hotline: 400-820-9698

Telephone: 86-21-57485068 / +86 13917508287 (Sales Department)

E-mail: service@chinaresins.com

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