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GB/T 33327-2016: Ultraviolet curable coatings -- Assessment of the storage stability
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 33327-2016 | English | 119 |
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Ultraviolet curable coatings -- Assessment of the storage stability
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GB/T 33327-2016
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Basic data | Standard ID | GB/T 33327-2016 (GB/T33327-2016) | | Description (Translated English) | Ultraviolet curable coatings -- Assessment of the storage stability | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G50 | | Classification of International Standard | 87.040 | | Word Count Estimation | 6,680 | | Date of Issue | 2016-12-13 | | Date of Implementation | 2017-07-01 | | Regulation (derived from) | National Standard Notice No.282 of 2016 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | GB/T 33327-2016: Ultraviolet curable coatings -- Assessment of the storage stability---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Ultraviolet curable coatings - Assessment of the storage stability
ICS 87.040
G50
National Standards of People's Republic of China
Evaluation of storage stability of UV - curable coatings
2016-12-13 released
2017-07-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the China Petroleum and Chemical Industry Association.
This standard is under the jurisdiction of the National Committee for Standardization of Coatings and Pigments (SAC/TC5).
The standard responsible for the drafting unit. Zhejiang You Qian Special Materials Co., Ltd., Shanghai Wei Kai Photoelectric New Materials Co., Ltd., Shenzhen City,
Light Technology Co., Ltd., CNOOC Changzhou Paint Chemical Research Institute Co., Ltd., China Aviation Bermuda New Materials Technology Engineering Co., Ltd.,
Guangdong Xigui Light Curing Material Co., Ltd., Shenzhen Guangtian Environmental Protection Coatings Co., Ltd., Guangzhou standard Geda Laboratory Equipment Co., Ltd.,
Guangdong Boxing New Material Technology Co., Ltd., Shenzhen Shensaier Co., Ltd., Suzhou Mingda Polymer Materials Co., Ltd., long
Hing Material Industry Co., Ltd., Foshan City, seeking light-solid materials Co., Ltd., Bauhinia Ink (Zhejiang) Co., Ltd., Hunan Matsui
New Material Co., Ltd., Zhejiang Meixin Material Technology Co., Ltd., Zhejiang Mingquan Industrial Coating Co., Ltd., China Photographic Society Radiation Curing
Industry Committee.
The main drafters of this standard. Chen Mengru, Zhou Xiangling, Yu Mingdong, Liu Qisheng, Wang Jing, Peng Jianhua, Wang Yuechuan, Hu Jiruu, Wang Chongwu,
Luo Yanchao, Yang Pengfei, Chen Jinyuan, Liu Jiqiang, Yang Aijun, Wu Song, Qian Hang, Mao Li'an.
Evaluation of storage stability of UV - curable coatings
1 Scope
This standard specifies the test methods for the determination of storage stability of UV-curable coatings and the evaluation of results.
This standard is applicable to the evaluation of storage stability of liquid UV curable coatings.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
Determination of viscosity of paints GB/T 1723-1993
Determination of viscosity of adhesives - Single - cylinder rotary viscometer method GB/T 2794-2013
GB/T 3186 Paints, varnishes and varnishes and varnishes are sampled with raw materials
GB/T 9751.1-2008 Paints and varnishes - Determination of viscosity by means of a rotational viscometer - Part 1. Cone operating at high shear rates
Plate viscometer
3 terms and definitions
The following terms and definitions apply to this document.
3.1
UV curing
The coating is exposed to ultraviolet radiation under hardening.
3.2
Stability of storage storagestability
The paint is stored under the specified conditions and remains stable for a long time.
4 principle
The sample is placed in a closed container, placed under natural conditions or high temperature acceleration conditions, stored for a specified time, test the resulting
The gel phenomenon, the subsidence phenomenon, the viscosity change, and other performance changes required for the product to be tested.
5 instruments and equipment
5.1 Drying oven. A blast oven that can be maintained within ± 2 ° C of the specified or agreed temperature.
5.2 jar. with a plug of brown mouth transparent transparent mouth glass bottle, the volume of 250mL.
5.3 metal cans. standard gland-type metal paint cans, the volume of about 400mL, the height of not more than 100mm.
5.4 Sphere. Glass or ceramic sphere with diameter ≥7mm and ≤10mm.
5.5 Stopwatch. The scale value is 0.1s.
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