File Type: All Files Pest Control

The first part of the main points [introduction]

Macro changes and micro changes; Archives protection technology; The basic content of file protection technology; The purpose of studying the durability of archival materials; Why should we implement the policy of "putting prevention first and combining prevention with treatment"?

[Chapter 1] Durability of paper; Factors affecting the durability of paper; Fiber; Distribution of cellulose; Theoretical characteristics of cellulose related to paper durability: photolysis; Photooxidation; Molecular formulas of glucose and cellulose; Molecular structure characteristics of cellulose; Hydrogen bond; The relationship between hydrogen bonding and paper durability: crystallization zone; Amorphous region; Factors affecting cellulose hydrolysis; Factors affecting cellulose oxidation; Hydrolyzed cellulose; Oxidative degradation; Hemicellulose; Why hemicellulose is not as stable as cellulose; The necessity of containing a proper amount of hemicellulose in paper: the structural characteristics and basic units of lignin; Main characteristics of lignin.

[Chapter II Handwriting] Determinants of handwriting durability; Types and stability of handwriting pigments; The combination of handwriting and paper; How to judge the durability of handwriting; The main components of ink; The role of animal glue in ink; Why words written in ink are durable and do not fade; Main components of black stencil printing ink; Main components and functions of blue-black ink; Why do you want to mix tannic acid and gallic acid when making blue-black ink? What are the most durable handwriting? What kinds of durable handwriting are there? What are the non-durable handwriting? What is the reason for not being durable; The main raw materials of colored pencils.

【 Chapter III Humidity 】 Temperature; Temperature; Temperature scale; Type of temperature scale; Humidity; Absolute humidity; Saturated humidity; Saturation; Relative humidity; Dew point temperature; Dew; The relationship between temperature, absolute humidity and relative humidity; Why should warehouse humidity be expressed by relative humidity? The influence of improper temperature and humidity on archival materials; Temperature and humidity standard for archives warehouse (14-20℃, 50%-65%); Basis for formulating temperature and humidity standards; Principles and types of thermometers; Temperature measuring range of mercury thermometer and alcohol thermometer; Composition of mercury thermometer; Recovery measures after mercury column is disconnected; Temperature measuring principle of bimetallic thermometer: matters needing attention in using ordinary hygrometer; Ventilation; Ventilation type; Natural ventilation; The content and general basis of the four principles of ventilation and humidity reduction; Calculation of ventilation and dehumidification conditions; Principle, advantages and disadvantages of refrigeration dehumidifier; How to control and adjust the temperature and humidity of the warehouse?

[Chapter IV Protection against Light, Harmful Gas and Dust] Types and Spectral Range of Light; Why ultraviolet rays have the greatest destructive effect on archives; The destructive effect of light on archival materials; Anti-light measures for warehouses; Types of harmful gases and their harm to archives; The destructive effect of dust on archives; Measures to prevent harmful gases and dust.

【 Chapter 5 】 The concept of hypha; Types of fungal hyphae; Breeding mode of mold; Common molds in archives; Basic nutrition and function of microorganisms; Respiratory characteristics of microorganisms; Environmental conditions affecting the growth of microorganisms; The harm of mold to archives; Measures to prevent microorganisms in archives; Common chemical disinfectants; smoke

【 Chapter VI Archival Pest Control 】 Body segments of insects; Digestive mechanism of insects; Insect respiratory organs and their influencing factors; Incubation; Feathering; Insect metamorphosis; Completely abnormal; Incomplete metamorphosis; Dormancy; Generation (i.e. life history); Environmental conditions for insect growth; Effective temperature zone; Optimum temperature zone; Lethal high temperature area; Fatal low temperature zone; Insect feeding habits; Common file pests (sweater fish, file theft, tobacco beetles); Insect-proof measures for archives warehouse; Chemical insecticidal method; Types and characteristics of chemical pesticides; Characteristics of fumigant; Factors affecting the insecticidal effect of fumigation; Resistance; Measures to prevent drug resistance; Insecticidal mechanism and characteristics of high and low temperature insecticides; The concept of anoxic insecticidal (modified atmosphere insecticidal); The method of hypoxia.

【 Chapter VII Warehouse Construction and Equipment 】 The importance of archive warehouse construction; Principles of warehouse construction; Matters needing attention in selecting warehouse address; Factors and ways to influence the temperature and humidity of the warehouse; Insulation and moisture-proof measures for warehouse roof; Solid material insulation roof; Insulation mode of ventilated sandwich roof; Measures to improve the insulation effect of ventilated sandwich roof: waterproofing membrane; Thermal insulation and moisture-proof measures for external walls of warehouses; Shading form of warehouse windows; Flexible waterproof; Rigid waterproof; Moisture-proof measures for ground warehouse; Air conditioning; Type of air conditioning system; Characteristics of closely arranged document shelves.

[Chapter VIII File Repair] Repair; Basic principles of restoration work; Preparation before repair; Types of handwriting finishing and paper finishing technology; Requirements for adhesives for paper and handwriting reinforcement; Characteristics of ethyl cellulose solution, plexiglass solution and fluoroplastic solution; The concept and types of film adding methods; Characteristics and uses of screen reinforcement method; A step of removing wax spots; Principle and steps of bleaching powder decontamination method; The principle and characteristics of potassium permanganate washing method: the characteristics of chlorine dioxide decontamination method: document deacidification; Principle, method and characteristics of calcium hydroxide-acidic calcium carbonate deacidification method; Buffer solution; Characteristics and requirements of deacidification of buffer solution; Types of deacidification methods for archives; Requirements for pasting; Requirements for mounting paper; Support; Types and characteristics of mounting technology; Precautions for installation.

[Chapter 9 Microfilm Replication Technology] Microfilm replication technology; The function of microfilm reproduction technology; Types of microforms; /kloc-specifications of 0/6mm and 35mm film; Characteristics of roll microfilm: types of chip microfilm; Characteristics of envelope paper; Characteristics of windowed microfilm: characteristics of microfilm; The concept of microfilm camera (see outline); Types of common miniature camera (see outline); Structure of 35mm microfilm camera: Features of 35mm microfilm camera: 16mm Features of ordinary flat-panel miniature camera: 16mm Features and uses of anti-platform miniature camera: Features of microfilm camera; The concept, characteristics and uses of rotary microfilm camera: photosensitive materials (see outline); Type of photosensitive material; Structure and function of silver salt microfilm: composition and function of photosensitive layer (emulsion layer) of silver salt film; Sensitive; Color sensitivity; Contrast; Contrast coefficient; Density; Fog (i.e. fog density); Particle size; Particle size; Resolution; Clarity; Types and causes of film fog; Characteristics of color-blind film, dichroic film (that is, positive film) and full film and their requirements for safety lights; Structure, imaging mechanism and characteristics of diazo film; Structure, imaging mechanism and characteristics of microbubble film; Preparation of microfilm; Shrinkage rate; Estimation method of shrinkage; Film rolling photography (that is, framing); Composition of rolled microfilm; Composition of microfilm; The concept and purpose of flushing; In development; Composition and function of developer; The purpose and requirements of water washing; Causes of yellowing and fading of film; The concept of microfilm copy; Original film; Master film; Copy film; Types of common copiers (see outline); Type of readers; The structure of readers; Types of methods to enlarge and copy microfilm; The concept of xerography; Steps and principles of indirect xerography: quality requirements of microfilm: microfilm retrieval (see outline); Contents of microform retrieval technology (see outline); Manual retrieval, semi-automatic retrieval and automatic retrieval of roll microfilm (see outline); Precautions for storing microforms; Packaging method of microfilm (see outline); Temperature and humidity requirements of microfilm warehouse; The method of placing microforms. [Description]: Chapter IX Microfilm Reproduction Technology Although this chapter is only one chapter in the textbook, it contains a lot of content and is difficult to understand. In addition, the content of this chapter accounts for about 30% in the examination paper of Archives Protection and Replication Technology, so candidates should pay attention to it.