http://rdf.ncbi.nlm.nih.gov/pubchem/patent/BR-PI0711874-B1
Outgoing Links
Predicate | Object |
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assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_b42529fd5b42444e0f12c24d72852ff6 |
classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L77-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10T428-2982 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-582 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G69-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J3-09 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J3-14 |
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G69-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G69-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G69-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J3-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G69-46 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G69-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G69-18 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L77-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J3-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J3-09 |
filingDate | 2007-05-22^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2282b4f961464141ac3075f599da86bb http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b2e9ee5b19c60547893eab7cd5824238 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_03d2ff8732535cc1848c58418c3336ae |
publicationDate | 2018-05-29^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | BR-PI0711874-B1 |
titleOfInvention | METHOD FOR PREPARING Nylon MICROPHES |
abstract | method for preparing nylon microspheres and thus prepared nylon microspheres. A method for preparing nylon microspheres is provided, said method comprising steps (1), (2) and (3) or steps (1 '), (2) and (3) as follows: (1) a radically monomer polymerizable is dispersed in a fused lactam monomer, and a free radical initiator is added, so that radical polymerization of the radically polymerizable monomer is carried out to produce a mixture of a free radical polymer and the lactam monomer; or (1 ') a mixture of a free radical polymer and a fused lactam monomer is provided; and (2) an initiator and an activator used for anion ring opening polymerization of lactam monomer are added to the mixture obtained in step (1) wherein the remaining radically polymerizable monomer and water are removed, or the mixture obtained in step (1 '), so that the lactam anionic ring opening polymerization is performed to produce a polyamide free radical polymer 1 polymer poil alloy; and (3) the free radical polymer in the polymer alloy obtained in step (2) is removed by dissolving, producing nylon microspheres. Nylon microspheres are likewise provided, wherein the weighted average molecular weight of the nylon is in the range of 10,000 to 300,000, and the particle size of the nylon microspheres is in the range of 0.1 to 500 µm. |
priorityDate | 2006-05-23^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
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