| Title: | Preparation method of polybasic-alcohol fatty ester | ||
| Application Number: | 88105350 | Application Date: | 1988.10.11 |
| Publication Number: | 1033834 | Publication Date: | 1989.07.12 |
| Approval Pub. Date: | Granted Pub. Date: | 1993.08.25 | |
| International Classifi-cation: | B29C33/60,C11C3/06 | ||
| Applicant(s) Name: | Zibo Plastics Additive Factory | Address: | |
| Inventor(s) Name: | |||
| Attorney & Agent: | CAI SHAOQIANG | ||
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Abstract: |
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| The present invention relates to polybasic-alcohol fatty ester, a lubricant produced via exchange ester between polybasic alcohol and oil and used for the processing industry of polyvinyl chloride plastics. The polybasic alcohol used is glycerine or polyglycerine, and the oil used is animal or vegetable oil. Under the protection of gaseous nitrogen, they are catalyzed with certain catalyst to produce polybasic-alcohol fatty ester. | |||
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| Time: | 3 | ||
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