会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 76. 发明申请
    • PROCESS FOR PRODUCTION OF ACRYLIC ADHESIVE SHEET
    • 生产丙烯酸粘合片的方法
    • US20120225997A1
    • 2012-09-06
    • US13509207
    • 2010-11-11
    • Masahito NiwaMasayuki OkamotNaoaki Higuchi
    • Masahito NiwaMasayuki OkamotNaoaki Higuchi
    • C09J133/26
    • C09J7/385C08K5/0025C08K5/29C09J2205/102
    • The present invention relates to a process for producing an acrylic pressure-sensitive adhesive sheet, containing forming an acrylic pressure-sensitive adhesive layer by crosslinking an acrylic pressure-sensitive adhesive composition containing: an acrylic copolymer obtained by polymerizing monomer components containing the following (a) and (b); and isocyanate-based crosslinking agent, and containing substantially no crosslinking catalyst: (a) 80 to 99.9 wt % of monomer (m1) represented by CH2═C(R1)COOR2 (R1 represents a hydrogen atom or a methyl group, and R2 represents an alkyl group having a carbon number of 1 to 20); and (b) 0.1 to 20 wt % of monomer (m2) represented by CH2═C(R3)CONHR4 (R3 represents a hydrogen atom or a methyl group, and R4 represents a hydroxyalkyl group having a carbon number of 1 to 4).
    • 丙烯酸系粘合片的制造方法技术领域本发明涉及一种丙烯酸系粘合片的制造方法,其特征在于,含有形成丙烯酸系压敏粘合剂层的丙烯酸类粘合剂组合物的制造方法,所述丙烯酸类压敏粘合剂组合物含有:通过使包含以下物质的单体成分 )和(b); 和基于异氰酸酯的交联剂,并且基本上不含交联催化剂:(a)由CH 2 = C(R 1)COOR 2表示的单体(m1)为80〜99.9重量%(R1表示氢原子或甲基,R2表示 碳数为1〜20的烷基); 和(b)由CH 2 = C(R 3)CONHR 4(R 3表示氢原子或甲基,R 4表示碳数为1〜4的羟烷基)表示的单体(m 2)为0.1〜20重量%。
    • 79. 发明授权
    • Enhancer tolerant pressure sensitive adhesives for transdermal drug
delivery
    • 用于透皮药物递送的增强剂耐受性压敏粘合剂
    • US6077527A
    • 2000-06-20
    • US958862
    • 1997-10-28
    • Hock S. TanIngrid ZhangSusan LydzinskiPeter L. MerkelPaul ForemanSmita ShahRama S. Chandran
    • Hock S. TanIngrid ZhangSusan LydzinskiPeter L. MerkelPaul ForemanSmita ShahRama S. Chandran
    • A61K9/70C09J4/00C09J133/08C09J133/26A61F13/02
    • A61K9/7061C09J133/26C09J4/00Y10T428/28Y10T428/2887
    • Pressure sensitive adhesive compositions for use in transdermal drug delivery systems comprising an adhesive composition which is tolerant to plasticization by cutaneous penetration enhancers contained in the transdermal drug formulation are disclosed. Specifically, the pressure sensitive adhesive composition of the present invention comprises an acrylic copolymer prepared from (i) at least 40% by weight of th total monomer composition of alkyl acrylate monomers with a Tg of -90 to 0.degree. C., (ii) 0-15% by weight of the total monomer composition of monomers with a Tg of 0 to 250.degree. C., and (iii) 10-60% by weight of the total monomer composition of substituted acrylamides or methacrylamides having the structural formula: ##STR1## wherein R.sub.1 is H or CH.sub.3,R.sub.2 is H or CH.sub.3, andR.sub.3 is (a) CH.sub.3,(b) C(CH.sub.3).sub.2 --(CH.sub.2).sub.n --CH.sub.3 where n is 0 through 17, or(c) substituents of the formula: ##STR2## where m is 0 through 10, and optionally(iv) at least 0.2% by weight of acrylic monomers containing at least one group having a reactive hydrogen, and (v) 0.01-2% by weight of a chelated metal alkoxide crosslinker to (i), (ii) and (iii).
    • 公开了用于透皮药物递送系统的压敏粘合剂组合物,其包含通过透皮药物制剂中包含的皮肤渗透增强剂耐受塑化的粘合剂组合物。 具体地说,本发明的压敏粘合剂组合物包含丙烯酸共聚物,其由以下组分制备:(i)至少40重量%的总单体组成的Tg为-90至0℃的丙烯酸烷基酯单体,(ii) 0-15%(重量)Tg为0-250℃的单体的总单体组成,和(iii)具有以下结构式的取代的丙烯酰胺或甲基丙烯酰胺的总单体组成的10-60重量%:其中 R1为H或CH3,R2为H或CH3,R3为(a)CH3,(b)C(CH3)2-(CH2)n-CH3,其中n为0至17,或(c) :其中m为0至10,并且任选地(iv)至少0.2重量%的含有至少一个具有反应性氢的基团的丙烯酸单体,和(v)0.01-2重量%的螯合金属醇盐交联剂与( i),(ii)和(iii)。