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GB/T 42211-2022: Reinforcement method for the cotton net consolidation of decayed, fragile newspaper or periodical
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| GB/T 42211-2022 | English | 199 |
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Reinforcement method for the cotton net consolidation of decayed, fragile newspaper or periodical
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GB/T 42211-2022
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Basic data | Standard ID | GB/T 42211-2022 (GB/T42211-2022) | | Description (Translated English) | Reinforcement method for the cotton net consolidation of decayed, fragile newspaper or periodical | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A14 | | Classification of International Standard | 01.140.20 | | Word Count Estimation | 10,124 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-07-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42211-2022: Reinforcement method for the cotton net consolidation of decayed, fragile newspaper or periodical
---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.
ICS 01.140.20
CCSA14
National Standards of People's Republic of China
Dilapidated, flimsy newspaper or periodical cotton web
Repair and reinforcement method
Posted on 2022-12-30
2023-07-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface I
Introduction II
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Principle 2
4.1 Cotton mesh reinforcement 2
4.2 Deacidification 2
5 Repair and reinforcement principles 2
5.1 Splicing restoration 2
5.2 Recovery Strength 2
5.3 Reversibility 2
5.4 Compatibility 3
5.5 Keep the original appearance 3
5.6 Enhanced Durability 3
6 Reagents and materials 3
7 Preparation method of reinforced cotton net 3
8 Reinforcement method for decayed and fragile newspaper or periodical cotton web 3
8.1 Paper acidity test 3
8.2 Repair and reinforcement process 3
8.3 Repair and reinforcement step 5
9 Quality requirements 6
9.1 Acidity6
9.2 Mechanical strength 6
9.3 Color difference 6
9.4 Clarity 6
Appendix A (Normative) Preparation Method of Reinforced Cotton Net 7
A.1 Preparation of water-soluble adhesive 7
A.2 Weaving netting 7
A.3 Spray net 7
A.4 Cutting 7
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
This document is proposed and managed by the National Information and Documentation Standardization Technical Committee (SAC/TC4).
This document was drafted by. Shaanxi Normal University, Central Archives, China First Historical Archives, China Second Historical Archives, Shaanxi Province
archives.
The main drafters of this document. Li Yuhu, Liu Jiaojiao, Huang Lihua, Shao Jinyao, Hu Daodao, Zhao Peng, Qi Yinqing, Xing Huiping, Chao Xiaolian,
Shan Xiaojuan.
Introduction
Some newspapers from the late Qing Dynasty, the Republic of my country, and the early days of the founding of the People’s Republic of China are collected by archives, libraries, memorial halls, museums, etc.
Periodicals and other double-sided files have suffered serious diseases such as acidification, decay, fragility, damage, and slag, and are in an endangered state. They cannot be read and digitalized normally.
It needs to be repaired and protected urgently. On September 13,.2013, by "an environmentally friendly, low-cost cotton fiber screen reinforcement method for fragile paper (specialized
Patent No..201410174645.7)" and "A flattening and fixing platform for paper screen reinforcement (Patent No. ZL201320542680.0)"
The scientific research results of "repair and reinforcement and deacidification of pure cotton nets for double-sided archives such as bad and fragile newspapers or periodicals" formed by combination of technologies can repair and strengthen acid
double-sided archives such as newspapers or periodicals that are chemicalized, decayed, fragile, damaged, or slag-dropped, so as to restore their strength, restore their original appearance, remove hidden dangers of acid, and enhance their durability.
permanence. With the support of this scientific research achievement, relevant units have implemented a number of endangered newspapers, periodicals and other double-sided word archives restoration and protection projects. This article
The document is summarized and compiled on the basis of the scientific research results and engineering practice. Restoring and protecting endangered newspapers, periodicals and other double-sided characters for relevant institutions across the country
Archives provide a technical approach.
This document mainly stipulates the technical specifications for the repair and reinforcement of double-sided archives such as newspapers and periodicals.
The issuing organization of this document reminds that when declaring compliance with this document, it may involve Chapter 7, Chapter 8 and "an environmentally friendly, low-cost
Method for strengthening fragile paper with cotton fiber screen (Patent No..201410174645.7)" and "A flattening and fixing platform for paper screen reinforcement
(Patent No. ZL201320542680.0)" related patents.
The issuing authority of this document has no position regarding the veracity, validity and scope of this patent.
The patent holder has committed to the issuing authority of this document that he is willing to cooperate with any applicant on reasonable and non-discriminatory terms and conditions
Next, negotiate the licensing of patents. The patent holder's statement is on file with the agency that issued this document. Relevant information can be obtained through the
Get in touch with.
Name of Patent Holder. Shaanxi Normal University
Address. No. 620 West Chang'an Street, Chang'an District, Xi'an
Please note that in addition to the above patents, some content of this document may still involve patents. The issuer of this document is not responsible for identifying patents
responsibility.
Dilapidated, flimsy newspaper or periodical cotton web
Repair and reinforcement method
1 Scope
This document specifies the technical methods for repairing and strengthening battered and fragile newspaper or periodical cotton webs.
This document is applicable to the salvage restoration and reinforcement of decayed and fragile newspapers or periodicals, as well as the restoration and reinforcement of other double-sided text files.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 1914-2017 Chemical Analysis Filter Paper
GB/T 4894-2009 Information and Documentation Terminology
GB/T 6682-2008 Analytical laboratory water specifications and test methods
GB/T 13528-2015 Determination of surface pH of paper and board
GB/T 32004-2015 Requirements and tests for durability and durability of writing, printing and copying on information and literature paper
method
3 Terms and Definitions
The following terms and definitions defined in GB/T 4894-2009 and GB/T 32004-2015 apply to this document.
3.1
newspaper newspaper
A serial publication that is published at frequent intervals and provides up-to-date information on current events, often with commentary.
[Source. GB/T 4894-2009, 4.2.4.15]
3.2
periodical
Serial publications aimed at a specific topic or specialized audience.
[Source. GB/T 4894-2009, 4.2.4.13]
3.3
handwriting image
Pigment applied to paper in the form of characters or other visually recognizable images.
[Source. GB/T 32004-2015, 3.5, modified]
3.4
Fragile paper fragilepaper
Due to the gradual degradation of cellulose, the mechanical strength is reduced, the paper becomes yellow and brittle, and is easy to tear.
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