Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_424db9d56b06a23aed410fcf5df652f3 |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L2201-52 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L83-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G77-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G77-16 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L83-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G77-06 |
filingDate |
2016-03-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a8902f462ed824ea1c765fd24677ce32 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3913c9fb25d2e20f659036988322ae31 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a812ca25c8a0ce8a882ccef81d8b9964 |
publicationDate |
2016-09-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
US-2016257787-A1 |
titleOfInvention |
Method for preparing organopolysiloxane emulsion composition |
abstract |
An organopolysiloxane emulsion composition having good age stability is prepared by (I) emulsifying a mixture comprising (A) an organopolysiloxane of formula: HO(R 1 2 SiO) n H, (B) a surfactant and (C-1) water to form a first emulsion composition and (II) effecting emulsion polymerization of the first emulsion composition in the presence of (D) an acid catalyst below 40° C. The target emulsion composition contains an organopolysiloxane product having a viscosity≧300,000 mPa·s at 25° C. and an octamethylcyclotetrasiloxane content 3,000 ppm, and has an emulsified particle size≦500 nm. |
priorityDate |
2015-03-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |