Offset Resin Printing Ink Standard

Industry Standard of the People's Republic of China — Offset Resin Ink QB/T 1866-93

1 Subject content and scope of application

This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of offset resin ink. This standard applies to offset resin ink used on single-color, two-color or multi-color offset presses. The ink is used for printing pictures, trademarks and the like on offset paper and various other printing papers.

2 Normative references

ZBA 17005 Classification, nomenclature and type designation of printing ink products

GB/T 14624.1 Test method for ink color

GB/T 14624.1 Test method for ink tinting strength

QB 559 Test method for ink fineness

GB/T 14624.3 Test method for ink flow

GB/T 14624.4 Test method for ink film drying

GB/T 14624.5 Test method for ink tack

QB 570 Test method for ink setting speed (A) (B)

QB 577 Test method for ink characteristic line slope, intercept and flow value (spread diameter)

3 Product classification

According to product color, it is divided into seven types: white, medium yellow, green, sky blue, golden red, magenta and black, and their type designations conform to the requirements of ZBA 17005. See Table 1 and Table 2.

4 Technical requirements

4.1 The technical indexes of this product shall conform to the provisions of Table 1. Table 1

P01 101

Offset resin white ink

95-110

P02 232

Offset resin medium yellow ink

P02 305

Offset resin green ink

P02 424

Offset resin sky blue ink

P02 623

Offset resin golden red ink

P02 655

Offset resin magenta ink

P02 802

Offset resin black ink

4.2 The performance requirements of this product shall conform to the provisions of Table 2. Table 2

Setting speed mim

P01 101

Offset resin white ink

P02 232

Offset resin medium yellow ink

P02 305

Offset resin green ink

P02 424

Offset resin sky blue ink

P02 623

Offset resin golden red ink

P02 655

Offset resin magenta ink

P02 802

Offset resin black ink

5 Test methods

5.1 Color is tested in accordance with GB/T 14624.1.

5.2 Tinting strength is tested in accordance with GB/T 14624.2.

5.3 Fineness is tested in accordance with QB559.

5.4 Flow is tested in accordance with GB/T 14624.3.

5.5 Film drying is tested in accordance with GB/T 14624.4.

5.6 Tack is tested in accordance with GB/T 14624.5.

5.7 Setting speed is tested in accordance with QB570.

5.8 Flow value is tested in accordance with QB577.

6 Inspection rules

6.1 Factory inspection 6.1.1 Before the product leaves the factory, it shall be inspected by the inspection department of the manufacturing plant, and it may leave the factory only after passing inspection and with a certificate of conformity attached. 6.1.2 The factory inspection items are color, fineness, flow and tinting strength. 6.2 Type inspection 6.2.1 Type inspection shall be carried out when one of the following situations occurs. a. Trial-production type approval of a new product or of an old product transferred to another plant for production;

b. After formal production, when there are major changes in structure, materials or process that may affect product performance;

c. During normal production, an inspection is carried out once a year;

d. When production is resumed after the product has been out of production for a long time;

e. When the national quality supervision agency proposes a requirement to carry out type inspection. 6.3 Products of the same color produced in the same period form one batch; the number of samples taken from each batch shall be not less than (n/2)1/2 [where n is the total number of drums (cans) of each batch of product], and not less than 20g shall be sampled from each drum (can), and attention shall be paid to the cleanliness and sealing of the samples. 6.4 If there are nonconforming items in the inspection results, samples shall be taken again from the same batch of products for re-inspection, and the re-inspection results shall prevail; if there are still nonconforming items, the batch of products shall be judged as nonconforming. 6.5 If the supplier and the buyer disagree over the inspection results and cannot resolve the matter through negotiation, arbitration inspection may be carried out by a product quality supervision and inspection agency.

7 Marking, packaging, transportation and storage

7.1 Offset resin ink is packaged in iron boxes or iron drums, and the iron boxes are then packed into outer packaging cartons. 7.2 The outside of the iron box or iron drum shall be affixed or printed with the trademark, manufacturer, product name, type designation, product standard number, quantity, weight, batch number, date of manufacture and the marking "Do not turn upside down". 7.4 Under the packaging requirements conforming to 7.1, the product may be transported by vehicle, ship, aircraft and other means of transport. 7.5 During transportation and handling, it must not be thrown, dropped or bumped, so as to prevent damage to the packaging and overflow of the ink. 7.6 The product must not be stored in the open air; the warehouse must be dry and ventilated, protected from moisture and kept away from fire sources. 7.7 Under the storage conditions conforming to 7.6, the effective storage period of the product is two years from the date of manufacture.

This standard was proposed by the Quality Standards Department of the Ministry of Light Industry.

This standard is under the jurisdiction of the National Ink Standardization Center.

Drafting organization of this standard: Shanghai Ink Plant.

Main drafter of this standard: Jin Zhiwu.

From the date of implementation of this standard, the former Ministry of Light Industry standard QB555-83 "Offset Resin Ink" is void.

——This article is reprinted from China Packaging Network (pack.cn), original link: http://news.pack.cn/show-362257.html