Guangzhou Chemistry Co , ltd.Chinese Academy of Sciences
Guangzhou Institute of Chemistry, Chinese Academy of Sciences 

Introduction

Founded in 1958, Guangzhou Institute of Chemistry, Chinese Academy of Sciences was. engages its research work mainly in the fields of organic chemistry of natural products, polymer chemistry and physics. Now 395 staffs are working in the institute, in which 90 are senior research personnel and 112 are middle rank ones. The institute is authorized to issue the Master Degree of organic chemistry, polymer chemistry and physics, and applied chemistry.

The main research subjects of the institute include macromolecular chemistry, cellulose and lignocellulosics chemistry, organic chemistry and analytical chemistry. It has three research centers. The Analyzing and Testing Center with 13 large and precise instruments, is approved by the Science and Technology Commission of Guangdong Provinceto identify the scientific achievements. It has a library with more than 160000 books and journals and a information room with more than 20000 magazines. Two journals, Guangzhou Chemistry and Journal of Cellulose Science and Technology? are published by the institute and distributed home and abroad..

For 40 years since it was founded, it has made 180 scientific achievements and 50 patents authorized by the Chinese Patent Office. Over 80% of the achievements and patents have been applied or put into production in industry and agriculture, and have made favorable benefit in society and economy. Among of them, 104 achievements have gained different grades of prizes of state, Chinese Academy of Sciences, ministries and commissions of State Council, and Guangdong Province. Over 3000 academic theses are published in domestic and foreign journals.

Besides elementary research, the research orientation of the institute is focused on application and development. To make more high level researching achievements, cultivate large number of talent people and build a modern institute and greet the new challenges of twenty-first century, we will introduce system of competition, optimize research project, improve development of achievements, try to realize the modernization of management, ameliorate structure of sciences and make more capable and energetic research personnel.

 

Cellulose and Lignocellulosics

The Laboratory of Cellulose and Lignocellulosics Chemistry was established with the approval of Chinese Academy of Sciences in 1989. The main research field includes: (1) fundamental problems of functionality of cellulose; (2) The investigation of structure and application of industrial lignin and (3) bio-transformation of lignocellulose. The long period target is to transform cellulose and its companion , the most abundant renewable resource into chemical and energy raw materials in order to make it possible to be widely used. Thirteen achievements were obtained and 14 patents were issued. Six items have awarded the achievement prizes by by the state, Chinese Academy of Sciences and . Cellulose diacetate he national key project was completed in 1994.It supplied a feasible technique for making the cigarette filter in China; A modified lignosulfonate for tertiary oil recovery has been prepared; The lignin enzyme for bio-pulping has been isolated. A solid-solid phase transfer energy storage material has been developed. The only one domestic journal in cellulose science named Journal of Cellulose Science and Technology are published by the laboratory.

 

Organic Chemistry

The research areas consist of isolatiion, analysis and modification of the main components in plants from South China and marine natural products from South China Sea. Their research are focused on : (1) discovering reactions, techniques and methods for utilizing main components of plants, such as organic reactions catalyzed by non-noble metal or in supercritical fluids, abstracting useful components of Chinese herbs and plants by supercritical CO2 fluid, (2) finding novel leads for pharmacological substances, and developing techniques for isolation, processing and utilization of components from marine organisms. The goal of their research consists providing novel perfumes, plasticizer possessing special functions, chemical construction materials, raw materials for cosmetics, health caring food and beverage, and medicines. Department of Organic Chemistry of Natural Products.

 

Polymer Science

The main research fields are the synthesis and processing technology of new polymer materials, including the synthesis of new polymers from CO2; the recycling of waste plastics; new degradable plastics and environmental friendly polymer materials; fine polymer materials; new polymerization in supercritical CO2 fluid; the utilization of CO2 resource. The two laboratories,Laboratory of polymer Science and Laboratory of CO2 Chemistry, have made many achievements in co-polymerization of CO2; synthetic fiber; and special adhesive electroplating additives, etc.. They have obtained two items of National Invent Award, ten items of important Achievement Award of the Chinese Academy of Sciences and Guangdong Province.

 

Subject of chemical grouting materials and engineering technology

Chemical grouting is the most effective new technology and method to solve complicated problem dealing with geotechnical reinforcement, in-situ treatment in project construction now. Ten kinds of new chemical grouting materials, e.g., Zhonghua-798 and elastic polyurethane, were developed and applied successfully in many projects such as Chengdu-Kunming Railway, Beijing-Guangzhou Railway, Longyangxia Power Station, the dam in Gezhouba Hydropower Station, and some oil-fields in our country. A series of new distinguishing characteristics grouting materials prepared from natural organic compounds and related technique will be developed, which will be the main developing direction of the chemical grouting subject. They are: ???

1, Guangdong Engineering Research Center for Grouting Technology.

2, Research center for chemical grouting

 

Analyzing and Testing Center

The institute has 13 large instrument. The center provide the testing and analyzing of materials for not only all the laboratories, but also for various field of the society. For years, they have made great contribution to the public security and national economy by providing accurate, reliable analyzing data for investigation of criminal cases, quality control of products and testimony of components of material. It is an official identification organization approved by Guangdong Science and Technology Commission.

Personnel Training

In 1979, the institute was authorized by the government to grant master degree in the field of organic chemistry, polymer chemistry and physics (M.S). In 1996, it was authorized to grant master degree in applied chemistry. Up till now, 93 postgraduate students have succeeded in fulfilling the requirements for M.S degrees, 40 of the graduated students were enrolled for Ph.D. It co-cultivated 8 Ph.D. students with other institutes and universities. The institute was also approved to grant M.S degree of applied chemistry. 52 students went to abroad to further their study, more than half of them have been back to serve the institute and have become the scientific backbone of the institute. They are undertaking the scientific projects of the state, Chinese Academy of Sciences (or Guangdong Province). All these talented people trained by the institute have been working in the varieties fields of the society. Some of them are working in the leading departments of provincial or municipal government. Now we have 39 postgraduates and six doctorate students working for their degrees in the institute.

 

International Cooperation and Academic Exchange:

The institute attaches great attention to the exchange and cooperation with foreign scientists. Since 1975, we have received more than 200 batches of about 500 professors and scholars for visiting or lectures. In recent ten years, the international meetings or symposia sponsored by our institute include: Sino-German-Swiss Symposium of Natural Products Chemistry in 1985, International Symposium of Cellulose & Lignocellulosics in 1991 and 1996,Sino-Japanese Symposium of the Effective Utilization of Carbon Resources in 1993,The Symposium on Anchoring and Grouting Techniques in 1994, and IUPAC 6th International Symposium on Macromoleculeetal Complexes being held in 1995 with Institute of Chemistry, Chinese Academy of Sciences.

Technology development and enterprises or works

In order to accelerate the spreading the research achievements, we adopt two methods to develop achievements together with enterprises and set up advanced and new technical enterprises. We have signed 353 item contracts on transferring the possession of research achievements or technique assignment Our institute has established three advanced and new technical enterprises. These enterprises have cooperated with the study group possessing research achievements and struggled hard in the course of market economy. Since that, the enterprises are developing continuously and have gained encouraging result, which have made a contribution to development of the national economy. They are:

Guangzhou Chemical Grouting Company

Guangzhou chemical grouting company founded in 1981 is a State-ratified Hi-tech enterprise

qualified for the construction of ground and foundation, and mainly engaging in chemical grouting. For over ten years, the company has completed more than 800 important chemical grouting projects in various fields such as waterproofing and support of deep pits, soft ground treatment, foundation reinforcement and rectification of dangerous buildings etc. Many projects undertaken by the company, including chemical grouting of Nanling tunnel gush of Beijing-Guangzhou double tracking railways, soft bed treatment of Fo-Kai Expressway etc., have respectively won the prizes of important achievements of CAS.

Management Scope: Ground treatment, Reinforcement of rock and soil, Rectification, strengthening and waterproofing of buildings.

Contact Tel: (020) 87768677 (also Fax)

 

2. High-Technology Development Corporation:

The corporation is engaged in the researching, developing, producing and selling of new products and technologies especially specializing in the field of special adhesive and architecture paint. Due to the rich research resources of the Guangzhou Institute of Chemistry, Chinese Academy of Sciences which is the corporation. affiliated to, the corporation. has the newest producing techniques and perfect quality control systems. The Co. strives to attribute to the society the best products and most satisfying service.

The main products are anaerobic adhesives of GY series, pouring adhesives on magnetic head, waterproof building paints etc. Telephone: (020) 85231261 85231925 Fax: (020) 85231261

3, Guangzhou Wanlong Chemistry Corporation Limited

It is not only the first limited corporation of the Chinese Academy of Sciences but also a new and high technology enterprise cognized by Guangzhou Municipal Science and Technology Commission. The main products include chemicals for papermaking (retention agent, strengthening agent, filtration aid of paper-making), agents for industrial waste water treatment etc.; QC series assistants for mechanical processing; natural perfume and the extracts of herbs.Telephone: (020) 85231945 Fax: (020) 85231191Our institute, which is located to South China Botanical Garden, is a ideal place for working, studying and living. With green grassland and trees, hills and lakes around it, it has a fine scenery and peaceful environment. Our institute has a galaxy of talented people and multitudinous achievements. The transformation of achievement and cooperation of technology are available to the various fields of the society. We are expecting for more exchanges and cooperation with all the professors or scholars from home or abroad.
Address: P.O. Box 1122, Leyiju, Tianhe District, Guangzhou Post code: 510650
Telephone:(020)-85231230 Fax: (020) 85231119
Great Achievements winning prizes

, Prizes of National Invention and Technological Progress:

1. A new technology for ramie modification.
2. The synthesis of thymol from Eucalytus citriodora oil.
3. The studies on the adhesive used to adhere soft PVC plate on moist base.
4. The studies on GY-340 anaerobic adhesive that can be quickly cured under room temperature and its GC-1catalyst.
5. Cross linked partial hydrolyzed polyacrylamide water plugging material for oil well treatment.
6. The alkali modification of ramie fiber.

, Prizes of the first and second scientific progress( CAS and ministries, province)

1.The high wet modulus viscose fiber from bagasse.
2. Study of elastic polyurethan grouting materials and their application in Gezhou Dam projectetc..
3. Zhonghua?98 chemical grouting material and its effect of project construction.
4. The new technology of one-step synthesis of borneol.
5. The utilization of computer divided peak method in the studies of PP fiber phase change
process during heat treatment process.
6. The medicine excipient hydroxypropyl cellulose with the low degree of substitution.
7. Preparation and efficacy of chemical insecticide KMS-1.
8. The synthesis of dihydromycerol and its formate from pinene.
9. The flocculant made from microcrystalline cellulose grafted with acryamids and itsapplications in the sugar plant.
10. Technology of solidfying on rush soft mud from limestone flow plastic clay in Nan-lingtunnel.
11. Synthesis and application of additives G-84 series for bright nickel plating.
12. The studies on CO2 co-polymerization chemistry.
13. The studies on low viscosity modified rosin road coating.
14. Current situation and develop trend of recycling of major waste materials in China.
15. Research and development of supercritical carbon dioxide fluid extraction technique.
16. The handbook of materials of Chinese aviation.
17. Study of chemical EOR technology in L layer of Lao-jun temple oil well.
18. Study of conservation and restoration technology for position projects.

, Prizes of National Scientific Assembly (1978 beijing )

1. Study of macromolecularchemical grouting materials and the new materials of blockingup water for oil well treatment
2. The studies on the adhesive which can be quickly cured under room temperature and its utilization
3. Study on the bifunctional catalyst in disproportionation reaction of toluene anisomerization reaction of 1,3,4- trimethylbenzene.
4. The polynosic fiber made from bagasse.
5. Grouting reinforcement by cave rock anchoring.

, Prizes of Guangdong Scientific Assembly ( 1979 Guangzhou )

1. The study of ramie modification and the machine combined modification with sulfonation.
2. The relationship of PP spinning and structural properties of PP fibers.
3. The synthesis of thymol, phantolid and peppermint oil.

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