SH-303 Acrylic Acid Cathodic electrophoretic coatings are… Hubei Longsheng Sihai New Materials Co., Ltd. Independently developed by the limited company New One Electrophoretic coating. By adding water-based and oil-based color pastes, the product can be formulated into a wide range of vibrant electrophoretic coatings. This product There are the following Features:

Coating film Good leveling properties, The surface is smooth, fine, and even.
High gloss, excellent transparency, and superior decorative appeal.
The bath solution exhibits excellent stability and can accommodate extended replenishment cycles.
It exhibits excellent resistance to shrinkage cavities and strong resistance to contamination in the plating bath.
Widely applicable to lighting fixtures. ， Furniture and home furnishings, Home appliances, hardware 、 Crafts Industry sectors 。

II. Main Components

Matrix resin: Copolymer acrylic resin

Hardener: Sealing Type Polyisocyanate

Neutralizing agent: organic acid

dissolve Agent: Alcohol ether type

Additives: surfactants, anti-cratering agents, and yellowing inhibitors.

Original paint performance Indicator

Project	Technical indicators	Inspection criteria
Appearance	Yellow viscous liquid	Visual estimation
Solid content ( 120℃ ，1h ), %	≥ 60	GB/T6751
pH value ( 25℃ )	5.0 ± 0.2	pH meter
Electrical conductivity ( 25℃ ), μs/cm	800 ± 300	HG/T3335
Storage stability ( 5-35℃ )	None Obvious Layering	Visual estimation

Note: When measuring pH and conductivity, follow Resin /Pure water = 1: 5 or 1:6 Dilution

IV. Slotting Ratios and Methods

Tank Solution Preparation Proportion ： Resin: Pure water =1:5 or 1:6

V. On-site Tank Solution Management Project

Excellent bath‑solution parameters and coating quality stem from rigorous on‑site process‑parameter control and equipment maintenance. Depending on their specific operating conditions, production lines may adopt different management procedures and specifications. The recommended application parameters are listed in the table below for reference.

Category	Project	Control indicator	Detection frequency
Electrophoresis tank	Proportioning	1： 5 or 1:6	--
	Ripening time ， h	24	--
	Solid content ( 120℃ ，1h ), %	10 ±2	1 time/day
	pH value	4.8-5.2	1 time/day
	Electrical conductivity ， μs/cm	800 ± 300	1 time/day
	Tank solution temperature ， °C	28 ± 5	1 time/day
	Electrophoresis time ， S	30-120	1 time/day
Drying oven	Set furnace temperature ， °C	130 ~ 150	1 time/day
Curing conditions	Drying time ( 14 0± 10 °C) ， min	20 (Coating Retention Time)	1 time/day

VI. Product Coating Performance Specifications

Project	Indicator	Inspection criteria
Appearance	Smooth and even, with no pinholes or sink marks.	Visual estimation
Pencil Hardness ， H, ≥	5	GB/T6739
Adhesion ， level	0	GB/T9286
Flexibility ， mm	1	GB/T1731
Impact ，Kg.cm	50	GB/T1732
Luster ( 60⁰ ), ≥	100	GB/T9754
Water resistance ( 40℃ ), h, ≥	120	GB/T1733
Drying Performance Test ( ≥ 10 0 times )	No abnormalities on the coating surface.	GB/T6753.2
Salt spray resistance (with a coating thickness greater than 15 um) ,h, ≥	120	GB/T1771

VII. Construction Equipment

The application of cathodic electrophoretic coatings is carried out in an electrophoresis tank; therefore, the following equipment is required:

Electrophoresis tank (main tank, auxiliary tank, spare tank) ), smooth and even, free from defects such as pinholes and sink marks;

Circulation system (including filtration) ); DC power supply and associated power supply equipment

Pure water system ； Ultrafiltration unit ； Cleaning device

Heat exchange device ； Curing and Drying Unit

VIII. Storage, Packaging, and Transportation

Storage: It is recommended to store this product in a well-ventilated area at low temperature ( 5 ℃-3 5 °C) storage, Avoid the sun Light Direct sunlight . Product shelf life Six months; if the product is retested beyond this period and still meets the standards, it may continue to be used.
Packaging: Standard packaging 20L Plastic bucket ， also Packaging can be customized upon request. ；
Transportation: This product is a water-based coating. ， Non-flammable and non-explosive substances ， Store and transport as non-hazardous materials. During transportation, protect from direct sunlight and avoid freezing (＞ 5℃) 。

SH-360 Cathodic Two-Component Electrophoretic Coating

SH-301 Acrylic Cathodic Electrophoretic Coating

SH-360 Cathodic Two-Component Electrophoretic Coating

SH-301 Acrylic Cathodic Electrophoretic Coating

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