C09D 13 - Pencil-leads; Crayon compositions; Chalk compositions

Patents for C09D 13 - Pencil-leads; Crayon compositions; Chalk compositions (802)
01/2015
01/28/2015	CN104312293A 一种长效抗菌蜡笔 A long-acting antimicrobial crayon
01/21/2015	CN104292985A 一种负离子薰衣草香味蜡笔 One kind of anion lavender scented crayons
01/05/2015	DE202013008738U1 Mine für Schreib-, Zeichen- und/oder Malgeräte Mine for writing, drawing and / or painting devices
12/2014
12/30/2014	US8921454 Solid marking composition
12/17/2014	CN102816443B 一种彩色画材专用蜡 A color painted wood for wax
09/2014
09/25/2014	WO2014148468A1 Solid drawing material
09/03/2014	EP2772523A1 Reversibly thermochromic composition
08/2014
08/13/2014	CN103980765A 一种多功能彩色铅笔芯及其制备方法 A multifunctional color pencil and preparation method
07/2014
07/23/2014	CN103937330A 一种耐高温彩色铅笔笔芯及其制备方法 A color pencil refills and preparation method of high temperature
07/09/2014	CN102911560B 一种可化学褪色的白板专用无尘彩色粉笔 One kind of special chemically faded white colored chalk dust
06/2014
06/25/2014	EP2746017A1 Formulation for producing a writing article, process for manufacturing a writing article and a writing article
06/11/2014	CN103849245A Carbide HB (High Brightness) pencil lead processing method
06/11/2014	CN103849244A Method for processing carbonized resin 6B pencil lead
06/11/2014	CN103849243A Method for processing carbonized 4B pencil leads
06/11/2014	CN103849242A Carbonized 8B lead core processing method
06/11/2014	CN103849241A Method for processing watercolor pencil leads of mark pens
06/11/2014	CN103849240A Method for processing watercolor pencil leads of wax pencils
06/11/2014	CN103849239A Method for processing watercolor pencil leads of drawing pens
06/11/2014	CN103849238A Processing method of 6B chalked lead core
06/11/2014	CN103849237A Processing method of ball pen watercolor lead core
06/11/2014	CN103849236A Processing method of rainbow watercolor lead core
06/11/2014	CN103849235A Processing method for graphite 2B carbon core
06/11/2014	CN103849234A Processing method for graphite HB carbon core
06/11/2014	CN103849233A Processing method for drawing watercolor pencil lead
06/11/2014	CN103849232A Three-in-one HB pencil lead processing method
06/11/2014	CN103849231A Three-in-one 6B pencil lead processing method
06/11/2014	CN103849230A Processing method of graphite resin 4B pencil lead
06/11/2014	CN103849229A Colorful lead core processing method
06/11/2014	CN103849228A Processing method of four-in-one carbon pencil lead
06/11/2014	CN103849227A Processing method of flat graphite water soluble core
06/11/2014	CN103849226A Flat graphite drawing pencil lead processing method
06/11/2014	CN103849225A Processing method of graphitized HB pencil lead
06/11/2014	CN103849224A Processing method of four-component-compounded pencil lead
06/11/2014	CN103849223A Processing method of three-component-compounded 2B pencil lead
06/11/2014	CN103849222A Processing method of graphitized pencil lead
06/11/2014	CN103849221A Processing method of two-component-compounded pencil lead
06/11/2014	CN103849220A Processing method of carbonized 2B pencil lead
06/11/2014	CN103849219A Processing method of carbonized pencil lead
06/11/2014	CN103849218A Method for processing two-in-one 4B lead core
06/11/2014	CN103847317A Graphite resin pencil lead 2B processing method
06/11/2014	CN103847311A Drawing color pencil
06/11/2014	CN103847300A Elastic plastic pencil with strong dyeing property
06/04/2014	CN102816476B Preparation method of special color painting wax
06/04/2014	CN102533005B Colorful high-elastoplastic pen and making method thereof
05/2014
05/07/2014	CN103770515A 一种环保粉笔及其制做方法 Chalk and making an environmentally friendly method
04/2014
04/22/2014	US8703231 Lead for painting and method of painting with a lead
04/09/2014	CN102964925B Blue solid writing pen
03/2014
03/20/2014	WO2014042623A1 Solid marking composition
03/12/2014	EP2705090A1 Trimethyl borate in epoxy resins
02/2014
02/19/2014	CN102471626B Writing substance for writing, drawing and /or painting tools
02/18/2014	US8652244 Use of low global warming potential (LGWP) solvents for finger print development applications
02/12/2014	CN103571279A Preparation method for non-hand-sticking dust-free chalk
02/12/2014	CN103571278A Dustless chalk
02/12/2014	CN103571277A Preparation method of dustless chalk
02/12/2014	CN103571276A Preparation method of dustless damp-proof chalk
02/12/2014	CN103568638A Non-sticky dust-free chalk
02/12/2014	CN103568637A Dustless moistureproof chalk
02/11/2014	US8648128 Writing substance for writing, drawing and/or painting tools
02/04/2014	US8641814 Natural oil based marking compositions and their methods of making
01/2014
01/29/2014	CN102604483B White board wax pencil capable of wiping up writing marks by water
01/15/2014	CN102618123B Colorized dust-free chalk and processing method thereof
01/01/2014	CN103492483A Trimethyl borate in epoxy resins
12/2013
12/25/2013	CN103468063A Chalk
12/25/2013	CN103468062A Neodymium iron boron magnetic chalk
12/25/2013	CN103468061A Green, environment-friendly and dust-free chalk
12/25/2013	CN102618122B Water-soluble grease pen
12/25/2013	CN102166905B Solid transparent pen refill and preparation method thereof
12/19/2013	US20130338257 Colourized pen with high elasticity and plasticity and manufacturing process thereof
12/11/2013	CN103436103A Wiping-free invisible self-disappearing chalk
11/2013
11/20/2013	CN103396702A Preparation method of heavy metal-containing crayon standard sample for laboratory capability verification
11/06/2013	EP2660072A1 Colourized pen with high elasticity and plasticity and manufacturing process thereof
10/2013
10/30/2013	CN103374264A Novel environmental-friendly color pen
10/09/2013	CN101885930B Multifunctional water-soluble chalk and manufacture method thereof
10/02/2013	EP2644407A1 Expanded pencil and method for manufacturing same
08/2013
08/21/2013	CN103254692A Water-soluble environment-friendly chalk and preparation method thereof
07/2013
07/11/2013	US20130177345 Solid drawing material and solid drawing tool
06/2013
06/12/2013	EP2602292A1 Solid drawing material and solid drawing tool
06/12/2013	CN103154161A Solid drawing material and solid drawing tool
06/06/2013	DE202011110295U1 Mine Mine
06/05/2013	CN103131263A Environment-friendly dust-free chalk
06/05/2013	CN102226050B Dust-free chalk and manufacture method thereof
05/2013
05/29/2013	CN202952704U Bamboo charcoal pencil
05/15/2013	CN102459481B Pencil lead and method for producing same
05/08/2013	CN103087590A Conical coal pitch and carbon black mixed pencil core and preparation method thereof
05/02/2013	WO2013061814A1 Reversibly thermochromic composition
05/01/2013	CN103073958A dust-free chalk and manufacturing method thereof
05/01/2013	CN103073957A Colored pencil lead and preparation method thereof
05/01/2013	CN103073956A Fadable coloured chalk for white board
05/01/2013	CN103073955A Colored dust-free chalk capable of fading automatically and preparation method thereof
04/2013
04/30/2013	US8431632 Crayon
04/24/2013	CN103059644A Water-based painting brush and preparation method of water-based painting brush
04/24/2013	CN102079901B Method for manufacturing environmental-protection water-based pigment pen
04/24/2013	CN101948644B Preparation method of attapulgite-based dustless color chalks
04/17/2013	CN103045018A Dust-free and environment-friendly chalk and preparation method thereof
04/10/2013	EP2576712A1 Pencils, method of preparation and use
04/09/2013	CA2731049C Pencil lead for writing, drawing and/or painting devices
04/03/2013	CN103013499A Luminescence composition, preparation method and applications thereof
03/2013
03/20/2013	EP2569379A1 Natural oil based marking compositions and their methods of making
03/13/2013	CN102964926A Environment-friendly degradable child colored oiled crayon and preparation method thereof
03/13/2013	CN102964925A Blue solid writing pen

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