Ching-Hsin
Ching-Hsin Chang, Yulin County TW
Patent application number | Description | Published |
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20100323212 | BIODEGRADABLE WATERPROOF PAPER AND MANUFACTURING METHOD FOR THE SAME - A biodegradable waterproof paper coated with PLA film and the manufacturing method for the same are disclosed. The biodegradable waterproof paper includes a PLA film on at least one surface of the paper and the PLA film partially infiltrates into the fibers of the paper. | 12-23-2010 |
20120010311 | BIODEGRADABLE TWO-LIQUID TYPE FOAMING COMPOSITION - A biodegradable two-liquid type foaming composition, which comprises main liquid and auxiliary liquid, is disclosed. The main liquid is formed by mixing polylactic acid powder, polycaprolactone polyol and foaming agent. The auxiliary liquid is formed by mixing polyol and isocyanate. Once the main liquid and the auxiliary liquid are mixed, the foaming reaction proceeds and the biodegradable foam is formed. | 01-12-2012 |
Ching-Hsin Chang, Hemei Township TW
Patent application number | Description | Published |
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20140210057 | METHOD OF APPLYING PHOTORESIST TO A SEMICONDUCTOR SUBSTRATE - A method comprises dispensing a first solvent on a semiconductor substrate; dispensing a first layer of a high-viscosity polymer on the first solvent; dispensing a second solvent on the first layer of high-viscosity polymer; and spinning the semiconductor substrate after dispensing the second solvent, so as to spread the high-viscosity polymer to a periphery of the semiconductor substrate. | 07-31-2014 |
Ching-Hsin Chen, Miaoli County TW
Patent application number | Description | Published |
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20140257110 | ULTRASOUND PROBE STRUCTURE OF GUIDING THE PUNCTURE NEEDLE - An ultrasound probe structure dedicated for guiding the puncture needle. It has a passage in the center of the structure and the diameter of the passage is equal to the outer diameter of puncture needle. The bony and non-bony tissues can be distinguished according to the strength of the echoes so that the puncture needle can be guided to avoid hitting the bony tissue before or during insertion. | 09-11-2014 |