http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-101956414-B1
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B5-305 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J5-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B32B27-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B5-30 |
| filingDate | 2012-12-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2019-03-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2019-03-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-101956414-B1 |
| titleOfInvention | Method for producing polarizing film |
| abstract | The present invention relates to a method for producing a polyvinyl alcohol-based film, which comprises a dyeing step of dyeing a polyvinyl alcohol-based film, a boric acid treatment step of treating with boric acid, and a washing step of washing after that, Wherein the cleaning step includes an operation of spraying a shower to the film and the operation of spraying the shower is performed in such a manner that a total of 5 To 60%, and the middle portion in the width direction from inside thereof, and the shower temperature to be sprayed on both ends is set to 55 DEG C or less, and the shower temperature for spraying the both ends is set to 15 Or more, and / or the total amount of the shower sprayed on both ends is set to be larger than the total amount of the shower in the central portion, even if the degree of washing at both ends is larger than the central portion Performing a method for producing the polarizing film. |
| priorityDate | 2011-12-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 26.