Unsaturated Polyester Resin

DS-666

DS-Tianhe Resin Series

Tianhe Dianshi brand DS-666 is a Dicyclopentadiene-modified orthophthalic acid type unsaturated polyester resin, characterized by low viscosity, low styrene content, low volatility, good air-drying properties, high toughness, good corrosion resistance, high strength, and good wettability with fillers and glass fibers. It is particularly suitable for manufacturing winding glass fiber reinforced sand pipes, storage tanks, and ordinary hand-layup fiberglass products.

Liquid Resin Technical Indicators
Item	Unit	Indicator	Testing Standard
Appearance		Light yellow transparent liquid	Visual
Color (Pt-Co)		40-60	GB7193
Acid Value	mgKOH/g	16-20	GB2895
Viscosity at 25℃	mPa.S	200-600	GB7193
Gel Time	min	6-10	GB7193
Solid Content	%	66-69	GB7193
80℃ Stability	h	≥24	GB7193
Note: Gel time is measured at a temperature of 25℃ in an air bath with the addition of 0.5ml of cobalt octoate solution and 0.5ml of MEKP solution to 50g of resin.

Resin Casting Body Performance Indicators (for reference only)
Item	Unit	Indicator	Testing Standard
Barcol Hardness	Barcol	40	GB3854
Tensile Strength	MPa	50	GB2567
Tensile Modulus	MPa	2000	GB2567
Elongation at break	%	2.0	GB2567
Elongation at Break	MPa	85	GB2567
bending modulus	MPa	3000	GB2567
Flexural Strength	KJ/m²	5	GB2567
Impact Toughness	℃	80	GB1634.2
(Note: 1) Casting body sample preparation method: follow GB/T8237-2005; (2) Post-treatment method for casting body: Room temperature/24 hours +40℃/1 hour +60℃/3 hours; (3) Experimental environment temperature: 23±2℃, relative humidity: 50±5%.

Packaging and Storage

'Tianhe Dianshi brand DS-666 is packaged in a net weight of 220KG metal drum. The storage period at a temperature of 20℃ is six months. Higher temperatures will shorten the storage period accordingly. It should be stored in a cool and ventilated place, avoiding direct sunlight and keeping away from heat 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 characteristics of the product are fully applicable to any specific use and reserves the right to modify the information.'

Key words:

663/664

686-5T

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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

Concerned about the public.

day and resin

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