MQ silicone resin is an organosilicon polymer—a polysiloxane compound—characterized by a tightly packed, spherical structure with a dual-layer architecture. It possesses… Good Its heat resistance, film-forming ability, adhesion, water repellency, aging resistance, and UV‑radiation resistance. MQ resin can be used as a tackifier in silicone pressure-sensitive adhesives, architectural sealants, and organic resin coatings, as well as for bonding applications such as mobile phone keypads and epoxy-based adhesives.

II. Main Technical Specifications

Grade	5204 Methyl series MQ resin
Grade	5204 P	5204 S /ES	5204 N
Appearance	White powder	Colorless, transparent liquid	Colorless, transparent, viscous liquid
Solid content (150 °C ， 2h)/ %	>99.0	65.0 ±2 .0	>99.0
Viscosity (25℃) /cp	-	15 - 30 S (4 cups of coating)	>10000c p ^〖¹^〗
M/Q value	0.6-0.9 ^〖²^〗	0.6-0.9 ^〖²^〗	0.6-0.9 ^〖²^〗

Note: 〖 1 〗 Customization available upon customer request. ; 〖 2 〗 It is a formula value and can be customized.

III. Scope of Application

1. It can be used as a tackifier in silicone pressure-sensitive adhesives.

2 , used in silicone rubber as a reinforcing additive, to enhance its mechanical strength while exerting minimal impact on transparency.

3、 Applied in cosmetics As a surface protective coating, Enhance gloss and scratch resistance, while It can eliminate the greasy feel of silicone oil and enhance slipperiness. 。

4 , use at Release agent Enhance demolding efficiency and durability.

5、 Used for Enhancement in defoamers Temperature resistance, alkali resistance and defoaming ability.

Four , Packaging and Storage Save

200kg Lining plastic Iron Barrel packaging ( P Series Adopt 25kg cardboard drum Packaging) 。 Room temperature ( under 0–35°C) Sealed Storage ( Prevent direct sunlight exposure ), Shelf life of the S series Six months, P and N Series Shelf life One year. Type P and Type N are non-hazardous materials; Type S. According to Danger Storage and transportation.

SH-5204 Series Methyl MQ Silicone Resin

Ⅰ. Product Description

This product is a polysiloxane compound with a double-layer structure of compact spheres. It has good heat resistance, film-forming capability, adhesion, water repellency, aging resistance, and UV radiation resistance. It can be used as tackifier for silicone pressure-sensitive adhesives, construction sealants, organic resin coatings, as well as for the bonding of mobile phone buttons and epoxy adhesives.

Ⅱ. Technical Data

Model	5204 Series Methyl MQ Silicone Resin
Model	5204P	5204S/ES	5204N
Appearance	White powder	Colorless transparent liquid	Colorless transparent viscous liquid
Solid Content (150 °C , 2h, %)	> 99.0	65.0 ±2 .0	> 99.0
Viscosity (25 ℃) , cp )	-	15~30 s (4#cup)	> 10000 cp ^[1]
M/Q Ratio	0.6~0.9 ^[2]	0.6~0.9 ^[2]	0.6~0.9 ^[2]
Note: [1] Customizable upon customer request. [2] Formulated values, customization available.

III. Applications

Used as a tackifier for silicone pressure-sensitive adhesive;
Used as a reinforcing additive in silicone rubber to improve its mechanical strength with little impact on transparency;
Used in cosmetics as a surface protective film to enhance gloss and scratch resistance, while eliminating the greasy feel of silicone oil and enhancing the slipperiness;
Used in release agents to improve releasing efficiency and durability;
Used in defomers to improve temperature resistance, alkali resistance, and foam suppression performance.

IV. Packaging and Storage

Packed in 200kg plastic-lined iron drums (P-series packed in 25kg fiber drums). Store at room temperature (0~35 °C ) in unopened packaging without exposure to direct sunlight. The shelf life is 6 months for S series, and a year for P and N series. P and N ser ies are classified as non-hazardous, while the S series must be stored and transported as hazardous goods.

SH-5205 Series Methyl MQ Resin

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SH-5205 Series Methyl MQ Resin

SH-5201 Series Methyl MQ Resin

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